Twilio Status

Nov 24, 2020

No incidents reported today.

Nov 23, 2020

Russia SMS Carrier Maintenance - Megafon Russia

Completed - The scheduled maintenance has been completed.
Nov 23, 16:00 PST

In progress - Scheduled maintenance is currently in progress. We will provide updates as necessary.
Nov 23, 12:00 PST

Scheduled - The Megafon network in Russia is conducting a planned maintenance from 23 November 2020 at 12:00 PST until 23 November 2020 at 16:00 PST. During the maintenance window, there could be intermittent delays delivering SMS to Megafon Russia handsets.
Nov 1, 18:25 PST

Messaging Logs Displaying Stale Data

Resolved - Messaging logs are not longer displaying stale data. This has been resolved and programmable messaging is operating normally at this time.
Nov 23, 10:57 PST

Update - We’re experiencing issues with messaging logs. Results may not be accurate until we recover. Our engineers are working to solve this. We expect to provide another update in 1 hour or as soon as more information becomes available.
Nov 23, 10:22 PST

Investigating - Our monitoring systems have detected a potential issue when querying messaging logs. Our engineering team has been alerted and is actively investigating. We will update as soon as we have more information.
Nov 23, 10:16 PST

Super SIM Network Connectivity Issues

Resolved - Super SIM connectivity issues have been resolved and Super SIM is operating normally at this time.
Nov 23, 09:22 PST

Monitoring - Our engineering team has put in a fix to address the issue causing connectivity issues. We are seeing recovery and are continuing to monitor for service performance. We will provide another update in 30 minutes or as soon as more information becomes available.
Nov 23, 08:54 PST

Investigating - We are experiencing Super SIM connectivity issues. Some devices may have experienced resets in data sessions. Newly established data sessions should not be affected. Our engineering team is actively working with the affected network provider to resolve the issue. We will provide another update in 1 hour or as soon as more information becomes available.
Nov 23, 08:38 PST

Nov 22, 2020

MMS Delivery Failures on Sprint

Resolved - This incident has been resolved.
Nov 22, 15:42 PST

Update - We are continuing to monitor for any further issues.
Nov 22, 14:21 PST

Monitoring - A fix has been implemented and we are monitoring the results.
Nov 22, 13:38 PST

Update - We are continuing to investigate this issue.
Nov 22, 12:36 PST

Investigating - We are experiencing delays with Message Status Events for a small subset of short code MMS messages sent towards Sprint US. Actual message delivery is not impacted.
Nov 22, 12:34 PST

Super SIM Network Connectivity Issues

Resolved - This incident has been resolved.
Nov 22, 13:22 PST

Update - We are continuing to monitor for any further issues.
Nov 22, 12:58 PST

Update - We are continuing to monitor for any further issues.
Nov 22, 12:06 PST

Monitoring - A fix has been implemented and we are monitoring the results.
Nov 22, 11:06 PST

Investigating - We are experiencing Super SIM connectivity issues. Some devices may have experienced resets in data sessions. Newly established data sessions should not be affected. Our engineering team is actively working with the affected network provider to resolve the issue. We will provide another update in 1 hour or as soon as more information becomes available.
Nov 22, 10:11 PST

Israel SMS Carrier Partner Maintenance

Completed - The scheduled maintenance has been completed.
Nov 22, 09:00 PST

In progress - Scheduled maintenance is currently in progress. We will provide updates as necessary.
Nov 22, 01:00 PST

Scheduled - Our SMS carrier partner in Israel is conducting a planned maintenance from 22 November 2020 at 01:00 PST until 22 November 2020 at 09:00 PST. During the maintenance window, there could be intermittent delays delivering and receiving SMS to and from Israel numbers.
Nov 18, 02:18 PST

SMS Delivery Failures on AT&T US over Twilio US Toll-Free Numbers

Resolved - We are no longer experiencing delivery failures to AT&T US over Twilio US Toll-Free Numbers. This incident has been resolved.
Nov 22, 02:37 PST

Monitoring - We are observing successful SMS delivery AT&T US over Twilio US Toll-Free Numbers for the last 60 minutes. We will continue to monitor to ensure full service recovery. We expect to provide another update in 4 hours or as soon as more information becomes available.
Nov 22, 01:02 PST

Update - We are continuing to work with our carrier partner to resolve the issue. We expect to provide another update in 2 hours or as soon as more information becomes available.
Nov 21, 23:02 PST

Investigating - We are experiencing delivery failures sending from US Toll-Free Numbers to AT&T US. Our engineers are working with our carrier partner to resolve the issue. We expect to provide another update in 1 hour or as soon as more information becomes available.
Nov 21, 22:02 PST

Nov 21, 2020

SMS Delivery Delays to Cellular USA network

Resolved - We are no longer experiencing delivery delays to Cellular USA network. This incident has been resolved.
Nov 21, 12:43 PST

Update - We are continuing to monitor for any further issues.
Nov 21, 12:31 PST

Monitoring - We are observing successful SMS delivery to Cellular USA network for the last 20 minutes. We will continue to monitor to ensure full service recovery. We expect to provide another update in 1 hours or as soon as more information becomes available.
Nov 21, 11:41 PST

Investigating - We are experiencing SMS delivery delays when sending messages to Cellular USA. Our engineers are working with our carrier partner to resolve the issue. We will provide another update in 1 hour or as soon as more information becomes available.
Nov 21, 11:06 PST

Subset of SMS Delivery Failures to all Carriers in Brazil from Twilio Brazil Domestic Numbers (local long codes)

Resolved - We are no longer experiencing delivery failures to any carrier in Brazil from Twilio Brazil Domestic Numbers. This incident has been resolved.
Nov 21, 11:48 PST

Monitoring - We are observing successful SMS delivery to all Carriers in Brazil from Twilio Brazil Domestic Numbers .We will continue to monitor to ensure full service recovery. We expect to provide another update in 2 hours or as soon as more information becomes available.
Nov 21, 09:43 PST

Update - We continue to work with our carrier partner to resolve the issue. We expect to provide another update in 16 hours or as soon as more information becomes available.
Nov 21, 03:34 PST

Update - We are continuing to work with our carrier partner to resolve the issue. We expect to provide another update in 8 hours or as soon as more information becomes available.
Nov 20, 19:55 PST

Update - We are continuing to work with our carrier partner to resolve the issue. We expect to provide another update in 4 hours or as soon as more information becomes available.
Nov 20, 15:51 PST

Update - We are experiencing a subset of SMS delivery failures when sending to all Brazil Carriers from Twilio Brazil domestic numbers (local long codes). Our engineers are working with our carrier partner to resolve the issue. We expect to provide another update in 2 hours or as soon as more information becomes available.
Nov 20, 13:52 PST

Update - We are continuing to work with our carrier partner to resolve the issue. We expect to provide another update in 2 hours or as soon as more information becomes available.
Nov 20, 13:01 PST

Update - We are experiencing a subset of SMS delivery failures when sending to Brazil Oi Network from Twilio Brazil domestic numbers. Our engineers are working with our carrier partner to resolve the issue. We expect to provide another update in 1 hour or as soon as more information becomes available.
Nov 20, 12:00 PST

Investigating - Our monitoring systems have detected a potential issue with SMS delivery to Brazil Oi Network. Our engineering team has been alerted and is actively investigating. We will update as soon as we have more information.
Nov 20, 11:51 PST

Nov 20, 2020

MMS delivery delays for a small subset of short codes to AT&T Wireless in the U.S.

Resolved - We are no longer experiencing MMS delivery delays to AT&T Wireless. This incident has been resolved.
Nov 20, 23:19 PST

Update - We are observing successful MMS delivery short codes to AT&T Wireless. We will continue to monitor to ensure full service recovery. We expect to provide another update in 2 hours or as soon as more information becomes available.
Nov 20, 19:46 PST

Monitoring - We are observing successful MMS delivery short codes to AT&T Wireless for the last 30 minutes. We will continue to monitor to ensure full service recovery. We expect to provide another update in 2 hours or as soon as more information becomes available.
Nov 20, 17:20 PST

Update - We are continuing to work with our carrier partner to resolve the issue. We expect to provide another update in 2 hours or as soon as more information becomes available.
Nov 20, 15:11 PST

Investigating - We are experiencing MMS delivery delays to AT&T Wireless to a small subset of short codes in the U.S. Our engineers are working with our carrier partner to resolve the issue. We expect to provide another update in 1 hour or as soon as more information becomes available.
Nov 20, 14:12 PST

Monitoring - We are observing successful MMS delivery short codes to AT&T Wireless for the last 35 minutes. We will continue to monitor to ensure full service recovery. We expect to provide another update in 2 hours or as soon as more information becomes available.
Nov 20, 13:28 PST

Update - We are experiencing MMS delivery delays to AT&T Wireless to a small subset of short codes in the U.S. Our engineers are working with our carrier partner to resolve the issue. We expect to provide another update in 1 hour or as soon as more information becomes available.
Nov 20, 12:54 PST

Update - We are experiencing MMS delivery delays to AT&T Wireless to a small subset of short codes in the U.S. Our engineers are working with our carrier partner to resolve the issue. We expect to provide another update in 1 hour or as soon as more information becomes available.
Nov 20, 12:53 PST

Update - We are experiencing MMS delivery delays to AT&T Wireless in the U.S. Our engineers are working with our carrier partner to resolve the issue. We expect to provide another update in 1 hour or as soon as more information becomes available.
Nov 20, 12:18 PST

Investigating - Our monitoring systems have detected a potential issue with MMS delivery delays to AT&T Wireless. Our engineering team has been alerted and is actively investigating. We will update as soon as we have more information.
Nov 20, 12:13 PST

A few customers are receiving an error when inviting new users to their Twilio account

Resolved - We have fully investigated the error with inviting a new user to an account and it was determined that the impact is limited to a very small set of customers, who have been reached out individually to address any concerns. All systems are operational.
Nov 20, 16:41 PST

Update - We are observing a failure when inviting a new user to your Twilio account. Our engineering team has been alerted and is actively investigating. We will update in 2 hours or as soon as we have more information.
Nov 20, 16:28 PST

Update - We are observing a failure when inviting a new user to your Twilio account. Our engineering team has been alerted and is actively investigating. We will update in 1 hour or as soon as we have more information.
Nov 20, 15:24 PST

Investigating - Our monitoring systems have detected a potential issue with seeing an error when inviting a new user. Our engineering team has been alerted and is actively investigating. We will update as soon as we have more information.
Nov 20, 15:18 PST

Authy messages to multiple countries are seeing higher latencies than normal

Resolved - We are no longer experiencing delays with Authy messages that affected multiple countries. This incident has been resolved.
Nov 20, 13:40 PST

Monitoring - Authy messages are now operating normally. We will continue to monitor the situation before we mark the incident as fully resolved.
Nov 20, 13:18 PST

Update - We are investigating delays in Authy messages to multiple countries. We expect to provide another update in 1 hour.
Nov 20, 13:06 PST

Update - We are investigating delays in Authy messages to multiple countries. We expect to provide another update in 30 minutes.
Nov 20, 12:37 PST

Investigating - Our monitoring systems have detected a potential issue with Authy. Our engineering team has been alerted and is actively investigating. We will update as soon as we have more information.
Nov 20, 12:22 PST

Intermittent 404 on some Changelog URLs

Resolved - The issue affecting 404 on Changelog URLs has been resolved, and the service is functioning normally at this time.
Nov 20, 13:30 PST

Update - We are investigating an issue with 404 on Changelog. We expect to provide another update in 1 hour.
Nov 20, 13:16 PST

Investigating - Our monitoring systems have detected a potential issue with 404 on Changelog. Our engineering team has been alerted and is actively investigating. We will update as soon as we have more information.
Nov 20, 12:29 PST

Subset of Processing Failures with Programmable Voice Pay Verb Service

Resolved - We are no longer experiencing payment processing failures with the Programmable Voice Pay and Agent Assisted Pay Service. This incident has been resolved.
Nov 20, 10:13 PST

Monitoring - The Programmable Voice Pay and Agent Assisted Pay Service are now operating normally as of 8:59 AM PST. We will continue to monitor to ensure a full recovery. We expect to provide another update in 30 minutes or as soon as more information becomes available.
Nov 20, 09:43 PST

Update - We are currently investigating a subset of processing failures with the Programmable Voice Pay and Agent Assisted Pay Service for customers with Chase payment providers. Our engineers are working on the issue, and we will provide another update in 1 hour or as soon as more information becomes available.
Nov 20, 09:11 PST

Investigating - Our monitoring systems have detected a potential issue with Programmable Voice Pay Verb Service. Our engineering team has been alerted and is actively investigating. We will update as soon as we have more information.
Nov 20, 08:57 PST

US SMS Carrier Partner Maintenance

Completed - The scheduled maintenance has been completed.
Nov 20, 04:00 PST

In progress - Scheduled maintenance is currently in progress. We will provide updates as necessary.
Nov 19, 20:00 PST

Scheduled - Our SMS carrier partner in the US is conducting an emergency maintenance from 19 Nov 2020 at 20:00 PST until 20 Nov 2020 at 04:00 PST. During the maintenance window, there could be intermittent delays delivering SMS to and from US handsets via a subset of US shortcode.
Nov 18, 17:52 PST

Conference Logs not Available on Console

Resolved - We are no longer seeing errors when accessing Conference logs from the Console. This incident has been resolved.
Nov 20, 03:30 PST

Update - We are observing issues displaying Conference logs in Twilio's console for a subset of accounts. Users may encounter the error - "Sorry, we could not retrieve your Conferences data". There is no impact on Conference Calls. Our engineering team has been alerted and is actively investigating. We will provide another update in 1 hour or as soon as more information becomes available.
Nov 20, 02:40 PST

Investigating - Our monitoring systems have detected a potential issue with Conference Logs. Our engineering team has been alerted and is actively investigating. We will update as soon as we have more information.
Nov 20, 02:26 PST

Nov 19, 2020

SMS Delivery Failures to Claro Brazil

Resolved - We are no longer experiencing delivery failures to Claro Brazil. This incident has been resolved.
Nov 19, 22:25 PST

Update - We are continuing to work with our carrier partner to resolve the issue. We expect to provide another update in 16 hours or as soon as more information becomes available.
Nov 19, 20:28 PST

Update - We are continuing to work with our carrier partner to resolve the issue. We expect to provide another update in 8 hours or as soon as more information becomes available.
Nov 19, 12:40 PST

Update - We are continuing to work with our carrier partner to resolve the issue. We expect to provide another update in 4 hours or as soon as more information becomes available.
Nov 19, 08:45 PST

Update - We are continuing to work with our carrier partner to resolve the issue. We expect to provide another update in 2 hours or as soon as more information becomes available.
Nov 19, 06:45 PST

Investigating - We are experiencing intermittent SMS delivery failures when sending to Claro network in Brazil from Brazil domestic numbers. Our engineers are working with our carrier partner to resolve the issue. We expect to provide another update in 1 hour or as soon as more information becomes available.
Nov 19, 05:45 PST

Events Streams Are Delayed

Resolved - Event Stream delays have been resolved and is operating normally at this time.
Nov 19, 21:39 PST

Monitoring - Event Stream delays observed in Notify, Authy 2FA and Flex Insights are now operating normally. We will continue to monitor the situation before we mark the incident as fully resolved.
Nov 19, 21:27 PST

Update - We are continuing to investigate this issue.
Nov 19, 20:40 PST

Update - We are addressing the issue where Event Streams are delayed. We expect another update in 60 minutes.
Nov 19, 20:09 PST

Update - We are continuing to investigate this issue.
Nov 19, 19:41 PST

Investigating - Our monitoring systems have detected a potential issue with Authy 2FA. Our engineering team has been alerted and is actively investigating. We will update as soon as we have more information.
Nov 19, 19:34 PST

Programmable Voice and Video Outage in Latin America

Resolved - Programmable Voice and Programmable Video in Latin America has been resolved and is operating normally at this time.
Nov 19, 17:47 PST

Monitoring - We have started seeing signs of traffic recovery since 17:19 Pacific Time. We are continuing to monitor for system stability. We'll provide another update in 30 minutes or as soon as more information becomes available.
Nov 19, 17:29 PST

Update - We are investigating a service interruption with Programmable Voice and Programmable Video in Latin America which began at 4:47 PM Pacific time. We expect to provide another update in 30 minutes.
Nov 19, 17:12 PST

Update - We are investigating a service interruption with Programmable Voice and Programmable Video in Latin America. We expect to provide another update in 30 minutes.
Nov 19, 17:12 PST

Update - All voice and video services in Latin America is currently down.
Nov 19, 17:09 PST

Investigating - Our monitoring systems have detected a potential issue with Programmable Voice. Our engineering team has been alerted and is actively investigating. We will update as soon as we have more information.
Nov 19, 17:02 PST

Russia SMS Carrier Maintenance- Tele2 Russia

Completed - The scheduled maintenance has been completed.
Nov 19, 16:00 PST

In progress - Scheduled maintenance is currently in progress. We will provide updates as necessary.
Nov 19, 12:00 PST

Scheduled - The Tele2 network in Russia is conducting a planned maintenance from 19 November 2020 at 12:00 PST until 19 November 2020 at 16:00 PST. During the maintenance window, there could be intermittent delays delivering SMS to Tele2 Russia handsets.
Nov 19, 03:38 PST

Elevated Rate for HTTP 401 Errors Across Multiple Twilio Products

Resolved - HTTP 401 Errors has been resolved and API requests are operating normally at this time.
Nov 19, 13:50 PST

Monitoring - Twilio observed elevated HTTP 401 Errors between 11:34 and 12:43 Pacific Time on 11/19/2020. During this period, about 0.3% percentage of API requests failed and customers may have received 401 errors. The issue has been resolved and we are closely monitoring the issue and will provide another update in 30 minutes.
Nov 19, 13:14 PST

Update - We are continuing to investigate this issue.
Nov 19, 13:00 PST

Update - We are continuing to investigate this issue.
Nov 19, 12:50 PST

Investigating - Our monitoring systems have detected a potential issue with APIs returning 4XX errors across various platforms. Our engineering team has been alerted and is actively investigating. We will update as soon as we have more information.
Nov 19, 12:44 PST

Incorrect Coding of UCS-2 Encoded SMS Sent to Twilio Israel Numbers

Resolved - The issue causing incorrect coding of UCS-2 encoded SMS to Israel and other potentially impacted countries has been resolved, and the service is operating normally at this time.
Nov 19, 09:50 PST

Monitoring - A fix has been implemented at 8:30 AM PST for the issue causing the message body of UCS-2 encoded SMS sent to Twilio Israel numbers to be incorrectly rendered. In addition to Israel numbers, other countries were potentially impacted as well, including AU, SE, CH, IE, PL, NO, FI, AT, EE, IL, LV, LT, HK, DK, DE, HR, HU, and GB. We will continue to monitor to ensure a full service recovery, and will provide our next update in 2 hours or as soon as more information becomes available.
Nov 19, 09:07 PST

Update - Our engineers are currently investigating incorrect encoding of SMS sent to Twilio Israel numbers. We will provide another update in 1 hour or as soon as more information becomes available.
Nov 19, 07:58 PST

Investigating - Our monitoring systems have detected a potential issue with encoding inbound SMS to Twilio Israel Numbers. Our engineering team has been alerted and is actively investigating. We will update as soon as we have more information.
Nov 19, 07:33 PST

SMS Delivery Delays from Domestic Registered Sender IDs to Indonesia Hutchison Three

Resolved - We are no longer experiencing delivery delays when sending messages from domestic registered sender IDs to Indonesia Hutchison Three. This incident has been resolved.
Nov 19, 08:36 PST

Update - We continue to monitor the service to ensure a full recovery, and will provide another update in 2 hours or as soon as more information becomes available.
Nov 19, 07:52 PST

Monitoring - We are observing recovery in delivery delays when sending messages from domestic registered sender IDs to Indonesia Hutchison Three. We will continue monitoring the service to ensure a full recovery and will provide another update in 2 hours or as soon as more information becomes available.
Nov 19, 05:52 PST

Investigating - We continue to receive reports of SMS delivery delays when sending messages from domestic registered sender IDs to Indonesia Hutchison Three. Our engineers are working with our carrier partner to resolve the issue. We will provide another update in 2 hour or as soon as more information becomes available.
Nov 19, 04:10 PST

Update - We continue to monitor the service to ensure a full recovery and will provide another update in 2 hours or as soon as more information becomes available.
Nov 19, 02:24 PST

Monitoring - We are observing recovery in delivery delays when sending messages from domestic registered sender IDs to Indonesia Hutchison Three. We will continue monitoring the service to ensure a full recovery and will provide another update in 60 minutes or as soon as more information becomes available.
Nov 19, 00:38 PST

Update - We continue to work with our carrier partner to resolve the issue. We expect to provide another update in 4 hours or as soon as more information becomes available.
Nov 19, 00:30 PST

Update - We are continuing to work with our carrier partner to resolve the issue. We expect to provide another update in 2 hours or as soon as more information becomes available.
Nov 18, 22:30 PST

Investigating - We are experiencing SMS delivery delays when sending messages from domestic registered sender IDs to Indonesia Hutchison Three. Our engineers are working with our carrier partner to resolve the issue. We will provide another update in 1 hour or as soon as more information becomes available.
Nov 18, 21:30 PST

Elevated HTTP 500 Errors for Programmable Fax

Resolved - The issue causing elevated HTTP 500 errors for Programmable Fax REST API requests has been resolved, and the service is operating normally at this time.
Nov 19, 06:51 PST

Update - We are continuing to monitor to ensure full recovery of the service. We will provide another update in 30 minutes, or as soon as more information becomes available.
Nov 19, 06:30 PST

Monitoring - We are seeing recovery for in HTTP 500 errors for Programmable Fax. We'll continue monitoring and update this post if new information becomes available.
Nov 19, 05:59 PST

Update - We continue to work on the issue of elevated HTTP 500 errors for Programmable Fax. We expect to provide another update in 2 hours or as soon as more information becomes available.
Nov 19, 04:11 PST

Investigating - We are investigating an elevated rate of HTTP 500 errors for Programmable Fax. Our engineers are working on the issue, and we will provide another update in 2 hours or as soon as more information becomes available.
Nov 19, 01:42 PST

Monitoring - We have identified and remediated the cause of elevated HTTP 500 errors for Programmable Fax. Programmable Fax is now operating normally. We will continue to monitor the situation before we mark the incident as fully resolved.
Nov 19, 00:02 PST

Update - We are continuing to work on the issue of elevated HTTP 500 errors for Programmable Fax. We expect to provide another update in 2 hours or as soon as more information becomes available.
Nov 18, 23:28 PST

Update - We are currently investigating an elevated rate of HTTP 500 errors for Programmable Fax. Our engineers are working on the issue, and we will provide another update in 1 hour or as soon as more information becomes available.
Nov 18, 22:27 PST

Update - We are currently investigating an elevated rate of HTTP 500 errors for Programmable Fax. Our engineers are working on the issue, and we will provide another update in 1 hour or as soon as more information becomes available.
Nov 18, 22:26 PST

Investigating - Our monitoring systems have detected a potential issue with Programmable Fax. Our engineering team has been alerted and is actively investigating. We will update as soon as we have more information.
Nov 18, 22:15 PST

US SMS Carrier Partner Maintenance - Verizon US

Completed - The scheduled maintenance has been completed.
Nov 19, 04:01 PST

In progress - Scheduled maintenance is currently in progress. We will provide updates as necessary.
Nov 18, 22:02 PST

Scheduled - The Verizon network in the US is conducting an emergency maintenance from 18 Nov 2020 at 22:00 PST until 19 Nov 2020 at 04:00 PST. During the maintenance window, there could be intermittent delays delivering SMS to and from Verizon US handsets via US shortcode.
Nov 18, 18:23 PST

US SMS Carrier Maintenance - AT&T US

Completed - The scheduled maintenance has been completed.
Nov 19, 04:01 PST

In progress - Scheduled maintenance is currently in progress. We will provide updates as necessary.
Nov 18, 21:01 PST

Scheduled - The AT&T network in the US is conducting an emergency maintenance from 18 November 2020 at 21:00 PST until 19 November 2020 at 04:00 PST. During the maintenance window, there could be intermittent delays delivering SMS to and from AT&T US handsets when sending via US shortcode, US longcode and US Toll-free numbers.
Nov 17, 17:26 PST

US SMS Carrier Partner Maintenance

Completed - The scheduled maintenance has been completed.
Nov 19, 04:00 PST

In progress - Scheduled maintenance is currently in progress. We will provide updates as necessary.
Nov 18, 20:00 PST

Scheduled - Our SMS carrier partner in the US is conducting a planned Network maintenance from 18 Nov 2020 at 20:00 PST until 19 Nov 2020 at 04:00 PST. During the maintenance window, there could be intermittent delays delivering SMS to and from US handsets via a subset of US shortcode.
Nov 13, 20:50 PST

US SMS Carrier Partner Maintenance - US Cellular

Completed - The scheduled maintenance has been completed.
Nov 19, 02:30 PST

In progress - Scheduled maintenance is currently in progress. We will provide updates as necessary.
Nov 18, 21:30 PST

Scheduled - The US cellular network in the US is conducting an emergency maintenance from 18 Nov 2020 at 21:30 PST until 19 Nov 2020 at 02:30 PST. During the maintenance window, there could be intermittent delays delivering SMS to and from Cellular US handsets via US shortcode.
Nov 18, 18:47 PST

US Toll-Free SMS Carrier Partner Maintenance

Completed - The scheduled maintenance has been completed.
Nov 19, 00:00 PST

In progress - Scheduled maintenance is currently in progress. We will provide updates as necessary.
Nov 18, 21:00 PST

Scheduled - Our SMS carrier partner in the US is conducting a planned maintenance from 18 November 2020 at 21:00 PST until 19 November 2020 at 00:00 PST. During the maintenance window, there could be intermittent delays delivering SMS to and from US handsets via US toll-free numbers.
Nov 1, 18:18 PST

Nov 18, 2020

SMS Delivery Failures to CTBC Network in Brazil

Resolved - We are no longer experiencing delivery failures to Brazil CTBC Network. This incident has been resolved.
Nov 18, 23:20 PST

Update - We are continuing to work with our carrier partner to resolve the issue. We expect to provide another update in 16 hours or as soon as more information becomes available.
Nov 18, 22:00 PST

Update - We are continuing to work with our carrier partner to resolve the issue. We expect to provide another update in 8 hours or as soon as more information becomes available.
Nov 18, 14:00 PST

Update - We are continuing to work with our carrier partner to resolve the issue. We expect to provide another update in 4 hours or as soon as more information becomes available.
Nov 18, 10:01 PST

Update - We are continuing to work with our carrier partner to resolve the issue of SMS delivery failures to Brazil CTBC Network. We expect to provide another update in 2 hours or as soon as more information becomes available.
Nov 18, 08:01 PST

Investigating - We are experiencing SMS delivery failures sending to Brazil CTBC Network. Our engineers are working with our carrier partner to resolve the issue. We expect to provide another update in 60 minutes or as soon as more information becomes available.
Nov 18, 07:01 PST

SMS Delivery Failures to Indonesia's XL Axiata (Axis)

Resolved - We are no longer experiencing delivery failures to Indonesia's XL Axiata (Axis). This incident has been resolved.
Nov 18, 23:01 PST

Update - We are continuing to work with our carrier partner to resolve the issue. We expect to provide another update in 4 hours or as soon as more information becomes available.
Nov 18, 19:05 PST

Update - We are continuing to work with our carrier partner to resolve the issue. We expect to provide another update in 2 hours or as soon as more information becomes available.
Nov 18, 17:05 PST

Update - We are experiencing SMS delivery failures sending to Indonesia's XL Axiata. Our engineers are working with our carrier partner to resolve the issue. We expect to provide another update in 1 hour or as soon as more information becomes available.
Nov 18, 16:07 PST

Investigating - Our monitoring systems have detected a potential issue with SMS Delivery Failures to Indonesia's XL Axiata (Axis). Our engineering team has been alerted and is actively investigating. We will update as soon as we have more information.
Nov 18, 15:59 PST

SMS Delivery Failures to Germany Lycamobile Network

Resolved - We are no longer experiencing delivery failures to Germany's Lycamobile Network. This incident has been resolved.
Nov 18, 21:39 PST

Update - We are continuing to work with our carrier partner to resolve the issue. We expect to provide another update in 16 hours or as soon as more information becomes available.
Nov 18, 18:48 PST

Update - We are continuing to work with our carrier partner to resolve the issue. We expect to provide another update in 8 hours or as soon as more information becomes available.
Nov 18, 10:48 PST

Update - We are continuing to work with our carrier partner to resolve the issue. We expect to provide another update in 4 hours or as soon as more information becomes available.
Nov 18, 06:48 PST

Investigating - We are experiencing intermittent SMS delivery failures to Germany's Lycamobile Network. Our engineers are working with our carrier partner to resolve the issue. We will provide an update as soon as we have additional information.
Nov 18, 04:48 PST

Update - We continue to monitor SMS delivery to Germany's Lycamobile Network and will update this post whenever new information becomes available.
Nov 18, 02:21 PST

Monitoring - We are observing successful SMS delivery to Germany's Lycamobile Network and will continue to monitor to ensure full service recovery. We expect to provide another update in 1 hour or as soon as more information becomes available.
Nov 18, 00:09 PST

Update - We are continuing to work with our carrier partner to resolve the issue. We expect to provide another update in 8 hours or as soon as more information becomes available.
Nov 17, 19:42 PST

Update - We are continuing to work with our carrier partner to resolve the issue. We expect to provide another update in 4 hours or as soon as more information becomes available.
Nov 17, 15:40 PST

Update - We are continuing to work with our carrier partner to resolve the issue. We expect to provide another update in 2 hours or as soon as more information becomes available.
Nov 17, 13:43 PST

Update - We are experiencing delivery failures sending SMS messages to Germany's Lycamobile Network. Our engineers are working with our carrier partner to resolve the issue. We expect to provide another update in 1 hour or as soon as more information becomes available.
Nov 17, 12:46 PST

Investigating - We are experiencing delivery failures sending SMS messages to Germany's Lycamobile Network. Our engineers are working with our carrier partner to resolve the issue. We expect to provide another update in 1 hour or as soon as more information becomes available.
Nov 17, 12:37 PST

Russia SMS Carrier Maintenance - Megafon Russia

Completed - The scheduled maintenance has been completed.
Nov 18, 16:00 PST

In progress - Scheduled maintenance is currently in progress. We will provide updates as necessary.
Nov 18, 12:00 PST

Scheduled - The Megafon network in Russia is conducting a planned maintenance from 18 November 2020 at 12:00 PST until 18 November 2020 at 16:00 PST. During the maintenance window, there could be intermittent delays delivering SMS to Megafon Russia handsets.
Nov 1, 18:24 PST

SMS Delivery Failures to StarHub Network in Singapore

Resolved - We are no longer experiencing delivery failures to Singapore StarHub Network. This incident has been resolved.
Nov 18, 13:50 PST

Monitoring - We are observing successful SMS delivery to Singapore StarHub Network since 9:45 AM PST. While we previously suspected delivery delays, we have now determined that traffic queued between 5:45 AM PST and 9:45 AM PST has not been delivered. We will continue to monitor to ensure full service recovery.
Nov 18, 11:58 PST

Update - We are continuing to work with our carrier partner to resolve the issue. We expect to provide another update in 4 hours or as soon as more information becomes available.
Nov 18, 10:43 PST

Update - In our investigation of SMS delivery issues to Singapore StarHub Network, we have identified that SMS are potentially delayed in delivery rather than failing. We will continue investigating this issue with our carrier partner. We expect to provide another update in 2 hours, or as soon as more information becomes available.
Nov 18, 08:43 PST

Investigating - We are experiencing SMS delivery failures sending to Singapore StarHub Network. Our engineers are working with our carrier partner to resolve the issue. We expect to provide another update in 60 minutes or as soon as more information becomes available.
Nov 18, 07:43 PST

SMS Delivery Delays to T-Mobile Network in the US

Resolved - We are no longer experiencing SMS delivery delays when sending to T-Mobile Network in the US on Twilio Short Codes and Toll-Free numbers. This incident has been resolved.
Nov 18, 07:22 PST

Update - We will continue monitoring the service to ensure a full recovery. We will provide another update in 2 hours or as soon as more information becomes available.
Nov 18, 06:52 PST

Monitoring - We are observing recovery in delivery delays when sending to T-Mobile network in the US and will continue monitoring the service to ensure a full recovery. We will provide another update in 60 minutes or as soon as more information becomes available.
Nov 18, 04:52 PST

Update - We continue to work with our carrier partner to resolve the issue. We expect to provide another update in 4 hours or as soon as more information becomes available.
Nov 18, 01:49 PST

Update - We are still experiencing delays in SMS Toll-Free and SMS Shortcode delivery to the T-Mobile network in the US. Our engineers are working with our carrier partners to resolve the issue. We expect to provide another update in 2 hours or as soon as more information becomes available.
Nov 17, 23:48 PST

Update - We are continuing to investigate this issue.
Nov 17, 22:49 PST

Update - We are experiencing delays in SMS Toll-Free and SMS Shortcode delivery to the T-Mobile network in the US. Our engineers are working with our carrier partners to resolve the issue. We expect to provide another update in 1 hour or as soon as more information becomes available.
Nov 17, 22:48 PST

Investigating - Our monitoring systems have detected a potential issue with SMS to US and CA Toll-Free Number to T-Mobile. Our engineering team has been alerted and is actively investigating. We will update as soon as we have more information.
Nov 17, 22:32 PST

US SMS Carrier Maintenance - AT&T US

Completed - The scheduled maintenance has been completed.
Nov 18, 04:00 PST

In progress - Scheduled maintenance is currently in progress. We will provide updates as necessary.
Nov 17, 21:01 PST

Scheduled - The AT&T network in the US is conducting an emergency maintenance from 17 November 2020 at 21:00 PST until 18 November 2020 at 04:00 PST. During the maintenance window, there could be intermittent delays delivering SMS to and from AT&T US handsets when sending via US shortcode, US longcode and US Toll-free numbers.
Nov 17, 17:23 PST

US SMS Carrier Partner Maintenance

Completed - The scheduled maintenance has been completed.
Nov 18, 04:00 PST

In progress - Scheduled maintenance is currently in progress. We will provide updates as necessary.
Nov 17, 20:00 PST

Scheduled - Our SMS carrier partner in the US is conducting a planned network maintenance from 17 November 2020 at 20:00 PST until 18 November 2020 at 04:00 PST. During the maintenance window, there could be intermittent delays delivering SMS to and from US handsets via US shortcode.
Nov 13, 21:22 PST

Nov 17, 2020

SMS Delivery Delays to US Cellcom over a Subset of Twilio Short Codes

Resolved - We are no longer experiencing delivery delays to U.S. Cellcom. This incident has been resolved.
Nov 17, 13:41 PST

Monitoring - We are observing successful SMS delivery to US Cellcom from Twilio Short Codes for the last 4 hours. We will continue to monitor to ensure full service recovery. We expect to provide another update in 2 hours or as soon as more information becomes available.
Nov 17, 12:01 PST

Update - We are observing successful SMS delivery to US Cellcom from Twilio Short Codes for the last 3 hours and 30 minutes. We will continue to monitor to ensure full service recovery. We expect to provide another update in 2 hours or as soon as more information becomes available.
Nov 17, 11:31 PST

Update - We continue to work with our carrier partner to resolve the issue. We expect to provide another update in 16 hours or as soon as more information becomes available.
Nov 17, 03:39 PST

Update - We are continuing to work with our carrier partner to resolve the issue. We expect to provide another update in 8 hours or as soon as more information becomes available.
Nov 16, 19:48 PST

Update - We are continuing to work with our carrier partner to resolve the issue. We expect to provide another update in 4 hours or as soon as more information becomes available.
Nov 16, 15:58 PST

Update - We are continuing to work with our carrier partner to resolve the issue. We expect to provide another update in 2 hours or as soon as more information becomes available.
Nov 16, 14:04 PST

Update - We are experiencing SMS delivery delays when sending messages to Cellcom. Our engineers are working with our carrier partner to resolve the issue. We will provide another update in 1 hour or as soon as more information becomes available.
Nov 16, 13:07 PST

Investigating - We are currently investigating this issue.
Nov 16, 12:58 PST

SMS Delivery Delays to Syriatel Syria

Resolved - We are no longer experiencing SMS delivery delays to Syriatel network in Syria as of 4:55 AM Pacific Time on 11/17/2020. This incident has been resolved.
Nov 17, 07:48 PST

Monitoring - We will continue monitoring the service to ensure a full recovery.
Nov 17, 05:48 PST

Investigating - We will continue monitoring the service to ensure a full recovery.
Nov 17, 05:47 PST

Monitoring - We are observing recovery in SMS delivery delays when sending messages to Syriatel network in Syria. We will continue monitoring the service to ensure a full recovery. We will provide another update in 60 minutes or as soon as more information becomes available.
Nov 17, 05:44 PST

Investigating - We are experiencing SMS delivery delays when sending messages to Syriatel network in Syria. Our engineers are working with our carrier partner to resolve the issue. We will provide another update in 1 hour or as soon as more information becomes available.
Nov 17, 04:43 PST

Vietnam SMS Carrier Maintenance - Vinaphone

Completed - The scheduled maintenance has been completed.
Nov 17, 06:30 PST

In progress - Scheduled maintenance is currently in progress. We will provide updates as necessary.
Nov 17, 06:00 PST

Scheduled - Vinaphone network in Vietnam is conducting a scheduled maintenance from 17 November 2020 at 06:00 PST until 17 November 2020 at 06:30 PST. During the maintenance window, there will be SMS Delivery degradation to Vinaphone handsets.
Nov 17, 03:50 PST

US SMS Carrier Maintenance - Verizon US

Completed - The scheduled maintenance has been completed.
Nov 17, 04:00 PST

In progress - Scheduled maintenance is currently in progress. We will provide updates as necessary.
Nov 16, 22:00 PST

Scheduled - The Verizon network in the US is conducting an emergency maintenance from 16 November 2020 at 22:00 PST until 17 November 2020 at 04:00 PST. During the maintenance window, there could be intermittent delays delivering SMS to and from US Verizon handsets via US shortcode and US Toll-free numbers.
Nov 15, 09:23 PST

US SMS Carrier Maintenance - T-Mobile US

Completed - The scheduled maintenance has been completed.
Nov 17, 03:30 PST

In progress - Scheduled maintenance is currently in progress. We will provide updates as necessary.
Nov 16, 20:30 PST

Scheduled - The T-Mobile network in the US is conducting an emergency maintenance from 16 November 2020 at 20:30 PST until 17 November 2020 at 03:30 PST. During the maintenance window, there could be intermittent delays delivering SMS to and from US T-Mobile handsets via US shortcode and US Toll-free numbers.
Nov 14, 19:55 PST

Canada SMS Carrier Partner Maintenance

Completed - The scheduled maintenance has been completed.
Nov 17, 03:00 PST

In progress - Scheduled maintenance is currently in progress. We will provide updates as necessary.
Nov 17, 01:00 PST

Scheduled - Our SMS carrier partner in the Canada is conducting an emergency maintenance from 17 November 2020 at 01:00 PST until 17 November 2020 at 03:00 PST. During the maintenance window, there could be intermittent delays delivering SMS to and from Canada handsets via Canada long code and Toll-free numbers.
Nov 15, 19:24 PST

Nov 16, 2020

Russia SMS Carrier Maintenance - Beeline Russia

Completed - The scheduled maintenance has been completed.
Nov 16, 16:00 PST

In progress - Scheduled maintenance is currently in progress. We will provide updates as necessary.
Nov 16, 13:00 PST

Scheduled - Beeline network in Russia is conducting a planned maintenance from 16 November 2020 at 13:00 PST until 16 November 2020 at 16:00 PST. During the maintenance window, there could be intermittent delays delivering SMS to Beeline Russia handsets.
Nov 16, 03:32 PST

Russia SMS Carrier Maintenance - Tele2 Russia

Completed - The scheduled maintenance has been completed.
Nov 16, 16:00 PST

In progress - Scheduled maintenance is currently in progress. We will provide updates as necessary.
Nov 16, 13:00 PST

Scheduled - Tele2 network in the Russia is conducting an emergency Maintenance from 16 November 2020 at 13:00 PST until 16 November 2020 at 16:00 PST. During the maintenance window, there could be intermittent delays delivering SMS to Tele2 Mobile Russia.
Nov 12, 18:54 PST

Russia SMS Carrier Maintenance - Megafon Russia

Completed - The scheduled maintenance has been completed.
Nov 16, 16:00 PST

In progress - Scheduled maintenance is currently in progress. We will provide updates as necessary.
Nov 16, 12:00 PST

Scheduled - The Megafon network in Russia is conducting a planned maintenance from 16 November 2020 at 12:00 PST until 16 November 2020 at 16:00 PST. During the maintenance window, there could be intermittent delays delivering SMS to Megafon Russia handsets.
Nov 1, 18:23 PST

Indonesia SMS Carrier Maintenance - Telkomsel

Completed - The scheduled maintenance has been completed.
Nov 16, 15:00 PST

In progress - Scheduled maintenance is currently in progress. We will provide updates as necessary.
Nov 16, 11:00 PST

Scheduled - The Telkomsel network in Indonesia is conducting planned maintenance from 16 November 2020 at 11:00 PST until 16 November 2020 at 15:00 PST. During the maintenance window, there could be intermittent delays delivering SMS to Telkomsel handsets.
Nov 15, 08:42 PST

Nov 15, 2020

SMS Delivery Failures to 3 Network Indonesia

Resolved - We are no longer experiencing SMS delivery failures to 3 Network Indonesia. This incident has been resolved.
Nov 15, 01:10 PST

Investigating - We are experiencing delivery failures sending SMS to 3 Network in Indonesia. Our engineers are working with our carrier partner to resolve the issue. We expect to provide another update in 1 hour or as soon as more information becomes available.
Nov 15, 00:41 PST

Nov 14, 2020

SMS Delivery Delays to Zain Saudi Arabia

Resolved - We are no longer experiencing delivery status delays when sending messages to Zain Saudi Arabia. This incident has been resolved.
Nov 14, 07:42 PST

Update - We are continuing to monitor for any further issues.
Nov 14, 05:53 PST

Monitoring - We are observing recovery in SMS delivery delays when sending messages to Zain Saudi Arabia. We will continue monitoring the service to ensure a full recovery. We will provide another update in 2 hours or as soon as more information becomes available.
Nov 14, 05:50 PST

Investigating - We are experiencing SMS delivery delays when sending messages to Zain Saudi Arabia. Our engineers are working with our carrier partner to resolve the issue. We will provide another update in 2 hours or as soon as more information becomes available.
Nov 14, 04:30 PST

Planned Maintenance for Flex Insights - November 14, 1:00 - 3:00 PT

Completed - The scheduled maintenance has been completed.
Nov 14, 03:00 PST

In progress - Scheduled maintenance is currently in progress. We will provide updates as necessary.
Nov 14, 01:00 PST

Scheduled - The Flex Insights dashboards visualization partner in the US is conducting a planned maintenance on Saturday, November 14th, 2020, at 1:00 AM Pacific Standard Time. The maintenance window is planned to take up to 2 hours. During the maintenance window Flex Insights access will be unavailable.
Nov 13, 09:14 PST

Nov 13, 2020

Message Log Retrieval Failures via API Endpoint /Messages

Resolved - We are no longer experiencing 404 errors with Message Log Retrieval. This incident has been resolved.
Nov 13, 20:11 PST

Update - We continue to experience 404 errors for Message Log GET requests via the API Endpoint '/Messages'. Customers attempting to retrieve message records using the API and only passing the DateSent is less than parameter (DateSent). Our engineers are investigating the issue. We expect to provide another update in 2 hours or as soon as more information becomes available.
Nov 13, 17:31 PST

Update - We are continuing to investigate this issue.
Nov 13, 16:01 PST

Update - We are experiencing 404 errors for Message Log GET requests via the API Endpoint '/Messages'. Customers attempting to retrieve message records using the API and only passing the DateSent is less than parameter (DateSent). Our engineers are investigating the issue. We expect to provide another update in 2 hours or as soon as more information becomes available.
Nov 13, 15:59 PST

Investigating - Our monitoring systems have detected a potential issue with Message Log Retrieval. Our engineering team has been alerted and is actively investigating. We will update as soon as we have more information.
Nov 13, 15:09 PST

SMS Delivery Failures to PeopleNet in Ukraine

Resolved - We are no longer experiencing delivery failures to PeopleNet in Ukraine. This incident has been resolved.
Nov 13, 00:42 PST

Monitoring - We are observing successful SMS delivery when sending SMS to PeopleNet in Ukraine for the last 60 minutes. We will continue to monitor to ensure full service recovery. We expect to provide another update in 2 hours or as soon as more information becomes available.
Nov 12, 22:44 PST

Update - We are continuing to work with our carrier partner to resolve the issue. We expect to provide another update in 2 hours or as soon as more information becomes available.
Nov 12, 20:44 PST

Investigating - We are experiencing delivery failures when sending SMS to PeopleNet in Ukraine. Our engineers are working with our carrier partner to resolve the issue. We expect to provide another update in 1 hour or as soon as more information becomes available.
Nov 12, 19:47 PST

SMS Delivery Failures to TriMob in Ukraine

Resolved - We are no longer experiencing delivery failures to Trimob in Ukraine. This incident has been resolved.
Nov 13, 00:28 PST

Monitoring - We are observing successful SMS delivery to Trimob in Ukraine. We will continue to monitor to ensure full service recovery. We expect to provide another update in 2 hours or as soon as more information becomes available.
Nov 13, 00:13 PST

Update - We are continuing to work with our carrier partner to resolve the issue. We expect to provide another update in 2 hours or as soon as more information becomes available.
Nov 12, 22:12 PST

Investigating - We are experiencing delivery failures sending SMS to Trimob in Ukraine. Our engineers are working with our carrier partner to resolve the issue. We expect to provide another update in 1 hour or as soon as more information becomes available.
Nov 12, 21:15 PST

MMS Delivery Report Delays to US Carriers on a Subset of Twilio Short Codes

Resolved - We are no longer experiencing delivery report delays when sending to US Carrier Networks on a Subset of Twilio Short Codes. This incident has been resolved.
Nov 13, 00:21 PST

Monitoring - We are observing recovery in delivery report delays when sending to US Carrier Networks on a Subset of Twilio Short Codes. We will continue monitoring the service to ensure a full recovery. We will provide another update in 2 hours or as soon as more information becomes available.
Nov 12, 22:57 PST

Update - We are continuing to work with our carrier partner to resolve the issue. We expect to provide another update in 4 hours or as soon as more information becomes available.
Nov 12, 19:14 PST

Investigating - We are experiencing delays in receiving message delivery reports when sending to US Carrier Networks on a Subset of Twilio Short Codes. Message delivery is not affected. Our engineers are working with our carrier partner to resolve the issue. We expect to provide another update in 2 hours or as soon as more information becomes available.
Nov 12, 17:13 PST

Nov 12, 2020

SMS Delivery Failures to CTBC Cellular in Brazil

Resolved - We are no longer experiencing delivery failures to CTBC Cellular Network in Brazil. This incident has been resolved.
Nov 12, 19:16 PST

Monitoring - We are observing successful SMS delivery to CTBC Cellular Network in Brazil. We will continue to monitor to ensure full service recovery. We expect to provide another update in 1 hour or as soon as more information becomes available.
Nov 12, 17:50 PST

Investigating - We are experiencing SMS Delivery Failures to CTBC Cellular Network in Brazil. Our engineers are working with our carrier partner to resolve the issue. We expect to provide another update in 2 hours or as soon as more information becomes available.
Nov 12, 16:21 PST

SMS Delivery Failures on China Mobile

Resolved - We have reached out to affected customers to share more details on China Mobile ceasing support for GSM7-encoded messages and the recommended next-steps. With that, we are resolving the incident and will continue to work with affected customers via email.
Nov 12, 18:01 PST

Update - The message delivery failure for pre-registered GSM7-encoded SMS to China Mobile has been identified to be an issue on the mobile operator's end. Pre-registered Unicode messages are not affected. There's currently no ETA provided by the operator in restoring the service. Twilio will be reaching out to affected customers via email and recommend next steps.
Nov 12, 07:50 PST

Identified - We are experiencing delivery failures for pre-registered SMS messages encoded as GSM7 to China Mobile. Pre-registered Unicode messages are not affected and working as expected. Our engineers are working with our carrier partner to resolve the issue. We expect to provide another update in 16 hours or as soon as more information becomes available.
Nov 11, 20:00 PST

Update - We are experiencing delivery failures for pre-registered SMS messages encoded as GSM7 to China Mobile. Pre-registered Unicode messages are not affected and working as expected. Our engineers are working with our carrier partner to resolve the issue. We expect to provide another update in 8 hours or as soon as more information becomes available.
Nov 11, 12:00 PST

Update - We are experiencing delivery failures for pre-registered SMS messages encoded as GSM7 to China Mobile. Pre-registered unicode messages are not affected and working as expected. Our engineers are working with our carrier partner to resolve the issue. We expect to provide another update in 4 hours or as soon as more information becomes available.
Nov 11, 08:03 PST

Investigating - We are experiencing delivery failures sending GSM encoded messages to China Mobile. Our engineers are working with our carrier partner to resolve the issue. We expect to provide another update in 2 hours or as soon as more information becomes available.
Nov 11, 06:04 PST

SMS Delivery Failures to Orange/Tigo Network in Congo Democratic Republic

Resolved - We are no longer experiencing SMS Delivery Failures to Orange/Tigo Network in Congo Democratic Republic. This incident has been resolved.
Nov 12, 17:28 PST

Monitoring - We are observing successful SMS delivery to Orange/Tigo Network in Congo Democratic Republic. We will continue to monitor to ensure full service recovery. We expect to provide another update in 1 hour or as soon as more information becomes available.
Nov 12, 16:38 PST

Investigating - We are experiencing SMS Delivery Failures to Orange/Tigo Network in Congo Democratic Republic. Our engineers are working with our carrier partner to resolve the issue. We expect to provide another update in 2 hours or as soon as more information becomes available.
Nov 12, 14:42 PST

US SMS Carrier Maintenance - T-Mobile US

Completed - The scheduled maintenance has been completed.
Nov 12, 06:00 PST

In progress - Scheduled maintenance is currently in progress. We will provide updates as necessary.
Nov 11, 23:00 PST

Scheduled - The T-Mobile network in the US is conducting a scheduled maintenance from 11 November 2020 at 23:00 PST until 12 November 2020 at 06:00 PST. During the maintenance window, there could be intermittent delays delivering SMS to and from T-Mobile US handsets via US shortcode, US longcode and US toll-free numbers.
Nov 10, 19:41 PST

SMS Delivery Failures on Indonesia XL Axiata

Resolved - We are no longer experiencing delivery failures to Indonesia XL Axiata. This incident has been resolved.
Nov 12, 05:06 PST

Monitoring - We are observing successful SMS delivery to Indonesia XL Axiata. We will continue to monitor to ensure full service recovery. We expect to provide another update in 2 hours or as soon as more information becomes available.
Nov 12, 04:34 PST

Investigating - We are experiencing delivery failures sending to Indonesia XL Axiata. Our engineers are working with our carrier partner to resolve the issue. We expect to provide another update in 2 hours or as soon as more information becomes available.
Nov 12, 04:04 PST

US SMS Carrier Maintenance - Verizon US

Completed - The scheduled maintenance has been completed.
Nov 12, 04:00 PST

In progress - Scheduled maintenance is currently in progress. We will provide updates as necessary.
Nov 11, 22:01 PST

Scheduled - The Verizon network in the US is conducting an emergency maintenance from 11 November 2020 at 22:00 PST until 12 November 2020 at 04:00 PST. During the maintenance window, there could be intermittent delays delivering SMS to and from US Verzion handsets via US shortcode, US longcode and US toll-free numbers.
Nov 11, 00:25 PST

US SMS Carrier Maintenance - US Cellular

Completed - The scheduled maintenance has been completed.
Nov 12, 03:00 PST

In progress - Scheduled maintenance is currently in progress. We will provide updates as necessary.
Nov 11, 23:00 PST

Scheduled - The US Cellular network in the US is conducting an emergency maintenance from 11 November 2020 at 23:00 PST until 12 November 2020 at 03:00 PST. During the maintenance window, there could be intermittent delays delivering SMS to and from US Cellular handsets via US shortcode and US toll-free numbers.
Nov 11, 00:24 PST

Super SIM connectivity issue

Resolved - Super SIM connectivity issues have been resolved and Super SIM is operating normally at this time.
Nov 12, 02:58 PST

Monitoring - We are now seeing recovery of the network connectivity issue. We are continuing to monitor for service stability. We will provide another update in 1 hour or as soon as more information becomes available.
Nov 12, 01:36 PST

Update - We are experiencing Super SIM connectivity issues. Some devices may have experienced resets in data sessions. Newly established data sessions should not be affected. Our engineering team is actively working with the affected network provider to resolve the issue. We will provide another update in 1 hour or as soon as more information
Nov 12, 00:28 PST

Investigating - Our monitoring systems have detected a potential issue with Super SIM. Our engineering team has been alerted and is actively investigating. We will update as soon as we have more information.
Nov 12, 00:15 PST

US SMS Carrier Partner Maintenance

Completed - The scheduled maintenance has been completed.
Nov 12, 02:00 PST

In progress - Scheduled maintenance is currently in progress. We will provide updates as necessary.
Nov 11, 22:00 PST

Scheduled - Our SMS carrier partner in the US is conducting a planned maintenance from 11 November 2020 at 22:00 PST until 12 November 2020 at 02:00 PST. During the maintenance window, there could be intermittent delays delivering SMS to and from US handsets via a subset of US shortcode and US longcode.
Oct 15, 23:42 PDT

Notify SMS Failures

Resolved - Between 03:55 and 03:57 PT on November 10th a small number of Notify customers failed to receive notifications over the SMS channel, others channels were not affected. The issue has now been resolved.
Nov 12, 01:46 PST

On Call Engineers are Investigating

Resolved - We have fully investigated the Notify SMS issue triggered by our automated alert, and it was determined that there is no customer impact. All systems are operational.
Nov 12, 01:21 PST

Investigating - Our monitoring systems have detected a potential issue with Notify SMS. Our engineering team has been alerted and is actively investigating. We will update as soon as we have more information.
Nov 12, 00:50 PST

SMS delivery failures to Israel and Burkina Faso

Resolved - Our customers experienced SMS failures sending to Israel Hot Mobile, Cellcom and Pelehone as well as Burkina Faso Telecel between 16:50 and 23:05 PT on November 11th. The issue has now been resolved.
Nov 12, 01:13 PST

US Toll-Free SMS Carrier Partner Maintenance

Completed - The scheduled maintenance has been completed.
Nov 12, 00:00 PST

In progress - Scheduled maintenance is currently in progress. We will provide updates as necessary.
Nov 11, 21:01 PST

Scheduled - Our SMS carrier partner in the US is conducting a planned maintenance from 11 November 2020 at 21:00 PST until 12 November 2020 at 00:00 PST. During the maintenance window, there could be intermittent delays delivering SMS to and from US handsets via US toll-free numbers.
Nov 1, 18:17 PST

Nov 11, 2020

Super SIM and Programmable Wireless Connectivity Issues

Resolved - Super SIM and Programmable Wireless was degraded between 20:05 and 20:25 Pacific Time, as well as 21:05 and 21:25 Pacific Time on 11/11/2020. During this period of time, devices connected with these SIMs may have experienced unexpected drops in connectivity for active sessions. The issue has now been resolved and devices reconnecting are able to regain connectivity.
Nov 11, 22:41 PST

API 500 Errors Affecting Multiple Services

Resolved - Twilio API was degraded for 14 minutes between 8:18 p.m. and 8:32 p.m. Pacific Time on 11/11/2020. During this period of time customers may have experienced problems or symptoms listed below:

- No debugger notifications for failed voice calls
- Pinned products on console sidebar missing or non-functional
- Phone number configuration page shows error message
- TwiMLbin apps return 500s
- Video rooms could not be created

The issue has now been resolved.
Nov 11, 20:47 PST

SMS Delivery Failures to XL Axiata Network Indonesia

Resolved - We are no longer experiencing SMS Delivery Failures sending to XL Axiata Network in Indonesia. This incident has been resolved.
Nov 11, 19:32 PST

Monitoring - We are observing recovery in experiencing SMS Delivery Failures sending to XL Axiata Network in Indonesia. We will continue monitoring the service to ensure a full recovery. We will provide another update in 2 hours time or as soon as more information becomes available.
Nov 11, 18:45 PST

Update - We continue to experience SMS Delivery Failures sending to XL Axiata Network in Indonesia. Our engineers are working with our carrier partner to resolve the issue. We expect to provide another update in 4 hours or as soon as more information becomes available.
Nov 11, 17:54 PST

Investigating - We are experiencing SMS Delivery Failures sending to XL Axiata Network in Indonesia. Our engineers are working with our carrier partner to resolve the issue. We expect to provide another update in 2 hours or as soon as more information becomes available.
Nov 11, 15:53 PST

Voice Calls To Chile Network Completing With Error Message

Resolved - We are no longer experiencing issues with voice calls to Chile network. This incident has been resolved.
Nov 11, 19:08 PST

Update - We are experiencing errors upon completion of voice calls to Chile. Our engineers are working with our carrier partner to resolve the issue. We expect to provide another update in 2 hours or as soon as more information becomes available.
Nov 11, 18:35 PST

Investigating - Our monitoring systems have detected a potential issue with Voice Calls to Chile. Our engineering team has been alerted and is actively investigating. We will update as soon as we have more information.
Nov 11, 18:02 PST

Updates to Messaging Logs Delayed

Resolved - We are no longer seeing Message Logs to be delayed in populating via the Console and API requests. This incident has been resolved.
Nov 11, 18:30 PST

Update - Message Logs continue to be delayed in populating via the Console and API requests. Inbound and Outbound Message Delivery is not affected. Message Logs created after 6:00AM PST may be affected. This issue has been identified and we continue to monitor the situation to full recovery. We will provide another update in 2 hours or as soon as more information becomes available
Nov 11, 18:27 PST

Monitoring - Message Logs continue to be delayed in populating via the Console and API requests. Inbound and Outbound Message Delivery is not affected. Message Logs created after 6:00AM PST may be affected. This issue has been identified and we continue to monitor the situation to full recovery. We will provide another update in 4 hours or as soon as more information becomes available
Nov 11, 16:22 PST

Update - We continue to observe delays for updates to the Message Logs via the Console and API requests. Inbound and Outbound Message Delivery is not affected. Message Logs created after 6:00AM PST may be affected. Our oncall team is actively investigating the issue. We will provide another update in 2 hours or as soon as more information becomes available
Nov 11, 13:47 PST

Update - We are still observing delays for updates to the messaging logs. Inbound / outbound message delivery is not affected. Message Logs after 6:00AM PST may be affected. Our engineering team has been alerted and is actively investigating. We will provide another update in 2 hours or as soon as more information becomes available.
Nov 11, 11:40 PST

Update - We are observing delays for new messages published to the messaging logs. Our engineering team has been alerted and is actively investigating. We will provide another update in 1 hour or as soon as more information becomes available.
Nov 11, 10:42 PST

Update - We are continuing our investigation and have discovered Programmable Messaging SMS, MMS, and Messaging Channels are affected while the REST API is not.
Nov 11, 10:36 PST

Investigating - Our monitoring systems have detected a potential issue with the Messaging resource of our REST API . Our engineering team has been alerted and is actively investigating. We will update as soon as we have more information.
Nov 11, 10:29 PST

MMS Delivery Delays to US - AT&T from Small Subset of Short Codes

Resolved - We are no longer experiencing delivery delays for MMS messages sent to AT&T US from a small subset of Twilio Short Codes. This incident has been resolved.
Nov 11, 18:08 PST

Update - We continue to observe delivery delays for MMS messages sent to US - AT&T from a small subset of Twilio Short Codes. Our engineers are working with our carrier partner to resolve the issue. We expect to provide another update in 4 hours or as soon as more information becomes available.
Nov 11, 14:06 PST

Update - We continue to observe delivery delays for MMS messages sent to US - AT&T from a small subset of Twilio shortcodes. Our engineers are working with our carrier partner to resolve the issue. We expect to provide another update in 2 hours or as soon as more information becomes available.
Nov 11, 12:05 PST

Update - We are observing delivery delays for MMS messages sent to US - AT&T from a small subset of Twilio shortcodes. Our engineers are working with our carrier partner to resolve the issue. We expect to provide another update in 1 hour or as soon as more information becomes available.
Nov 11, 11:12 PST

Investigating - Our monitoring systems have detected a potential issue with MMS Short Code message delays in the US. Our engineering team has been alerted and is actively investigating. We will update as soon as we have more information.
Nov 11, 10:53 PST

United Arab Emirates SMS carrier partner maintenance

Completed - The scheduled maintenance has been completed.
Nov 11, 18:00 PST

In progress - Scheduled maintenance is currently in progress. We will provide updates as necessary.
Nov 11, 12:06 PST

Scheduled - Our SMS carrier partner in the UAE is conducting a planned maintenance from 11 November 2020 at 12:00 PST until 11 November 2020 at 18:00 PST. During the maintenance window, there could be intermittent delays delivering SMS to UAE handsets.
Nov 6, 08:41 PST

Call Recording Failures

Resolved - We no longer experience Call Recording Failures for a subset of calls created between 8:54 AM until 12:57 PM Pacific Time on 11/11/2020. This issue is now resolved.
Nov 11, 17:30 PST

Monitoring - We continue to experience Call Recording Failures for a subset of active calls. No new calls are affected. Calls created and still active from 8:54 am PST until 12:57 pm PST may experience timeouts resulting in an API 500 error if they attempt to record. Calls attempted to be modified during this window may result in Errors or Dropped Calls. This issue has been identified and we are monitoring the situation to full recovery. We will provide another update in 2 hours or as soon as more information is made available.
Nov 11, 14:45 PST

Update - We are experiencing Call Recording Failures for a subset of ongoing calls. No new calls are affected. Calls created and still active from 8:54 am PT until 12:57 pm PT may experience timeouts resulting in an API 500 error if they attempt to record. Our oncall team is actively investigating the issue. We will provide another update in 1 hour.
Nov 11, 13:35 PST

Investigating - Our monitoring systems have detected a potential issue with recordings. Our engineering team has been alerted and is actively investigating. We will update as soon as we have more information.
Nov 11, 13:06 PST

Phone Number Emergency Capabilities Update Failures

Resolved - We experienced Failures Updating Phone Number Capabilities for Emergency Voice via the Console between 3:04 PM and 5:04 PM Pacific Time on 11/11/2020. Updates via API requests were not affected. The issue is now resolved.
Nov 11, 17:23 PST

Investigating - Our monitoring systems have detected a potential issue with Phone Numbers. Our engineering team has been alerted and is actively investigating. We will update as soon as we have more information.
Nov 11, 17:06 PST

Russia SMS Carrier Maintenance - Megafon Russia

Completed - The scheduled maintenance has been completed.
Nov 11, 16:00 PST

In progress - Scheduled maintenance is currently in progress. We will provide updates as necessary.
Nov 11, 12:06 PST

Scheduled - The Megafon network in Russia is conducting a planned maintenance from 11 November 2020 at 12:00 PST until 11 November 2020 at 16:00 PST. During the maintenance window, there could be intermittent delays delivering SMS to Megafon Russia handsets.
Nov 1, 18:23 PST

MMS Delivery Failures on a Subset of Twilio Short Codes to US Carriers

Resolved - We experienced MMS Delivery Failures on a subset of Twilio Short Codes to US Carriers between 11:20AM and 11:50AM Pacific Time on 11/11/2020. The issue is now resolved.
Nov 11, 15:29 PST

SMS Delivery Delays to Sudani One Sudan

Resolved - We have observed full recovery in delivery reports for SMS messages sent to Sudani One Sudan. This incident has been resolved.
Nov 11, 12:02 PST

Monitoring - We are observing recovery for delayed SMS messages sent to Sudani One Sudan. Our engineers are working with our carrier partner to resolve the issue. We will continue to monitor to ensure full service recovery. We expect to provide another update in 2 hours or as soon as more information becomes available.
Nov 11, 11:14 PST

Update - We are still observing SMS delivery delays for messages sent to Sudani One Sudan. Our engineers are working with our carrier partner to resolve the issue. We will provide another update in 4 hours or as soon as more information becomes available.
Nov 11, 07:20 PST

Investigating - We are experiencing SMS delivery delays when sending messages to Sudani One Sudan. Our engineers are working with our carrier partner to resolve the issue. We will provide another update in 2 hours or as soon as more information becomes available.
Nov 11, 05:24 PST

Outbound Shortcode MMS Delivery Failures

Resolved - We are no longer observing delivery failure for MMS messages sent to US Carriers from a small subset of shortcodes. This incident has been resolved.
Nov 11, 09:58 PST

Monitoring - We are observing recovery for MMS messages sent to US Carriers from a small subset of shortcodes. We will continue monitoring the service to ensure full recovery. We will provide another update in 2 hours or as soon as more information becomes available.
Nov 11, 08:31 PST

Update - We are observing delivery failures over a subset of shortcodes for MMS messages sent outbound from Twilio. Our engineers are working with our carrier partner to resolve the issue. We expect to provide another update in 1 hour or as soon as more information becomes available.
Nov 11, 07:39 PST

Investigating - Our monitoring systems have detected a potential issue with shortcode MMS delivery failure. Our engineering team has been alerted and is actively investigating. We will update as soon as we have more information.
Nov 11, 07:26 PST

Mexico SMS Carrier Maintenance - Movistar Mexico

Completed - The scheduled maintenance has been completed.
Nov 11, 04:00 PST

In progress - Scheduled maintenance is currently in progress. We will provide updates as necessary.
Nov 11, 00:00 PST

Scheduled - The Movistar network in Mexico is conducting a maintenance from 11 November 2020 at 00:00 PST until 11 November 2020 at 04:00 PST. During the maintenance window, there could be intermittent delays delivering SMS to and from Movistar Mexico handsets.
Nov 5, 16:50 PST

US SMS Carrier Maintenance - T-Mobile US

Completed - The scheduled maintenance has been completed.
Nov 11, 03:00 PST

In progress - Scheduled maintenance is currently in progress. We will provide updates as necessary.
Nov 10, 23:00 PST

Scheduled - The T-Mobile network in the US is conducting an emergency maintenance from 10 November 2020 at 23:00 PST until 11 November 2020 at 03:00 PST. During the maintenance window, there could be intermittent delays delivering SMS to and from T-Mobile US handsets via US shortcode.
Nov 10, 19:08 PST

Super SIM Planned Maintenance

Completed - The scheduled maintenance has been completed.
Nov 11, 03:00 PST

In progress - Scheduled maintenance is currently in progress. We will provide updates as necessary.
Nov 10, 23:00 PST

Scheduled - One of Super SIM's downstream operators will start an upgrade of their system from November 10 at 23:00 PST until November 11 03:00 PST. During the deployment process, we do not expect any impact. While the maintenance is ongoing we and our partner will be monitoring the system.
Nov 10, 18:33 PST

Transcriptions from VoiceBase marketplace Addon are left in pending status

Resolved - Twilio’s Marketplace VoiceBase Transcriptions addon was degraded between 15:25 Pacific Time on 11/09/2020 and 00:36 Pacific Time on 11/11/2020. During this period of time customers may have experienced problems with Transcription requests. The issue has now been resolved.
Nov 11, 03:00 PST

CANADA SMS Carrier Partner Maintenance

Completed - The scheduled maintenance has been completed.
Nov 11, 01:00 PST

In progress - Scheduled maintenance is currently in progress. We will provide updates as necessary.
Nov 10, 22:00 PST

Scheduled - Our SMS carrier partner in the CANADA is conducting a planned maintenance from 10 November 2020 at 22:00 PST until 11 November 2020 at 01:00 PST. During the maintenance window, there could be intermittent delays delivering SMS to and from CANADA handsets via CANADA short code.
Nov 6, 10:48 PST

US Toll-Free SMS Carrier Partner Maintenance

Completed - The scheduled maintenance has been completed.
Nov 11, 00:00 PST

In progress - Scheduled maintenance is currently in progress. We will provide updates as necessary.
Nov 10, 21:00 PST

Scheduled - Our SMS carrier partner in the US is conducting a planned maintenance from 10 Nov 2020 at 21:00 PST until 10 Nov 2020 at 23:59 PST. During the maintenance window, there could be intermittent delays delivering SMS to and from US handsets via US toll-free numbers.
Nov 5, 19:43 PST

Nov 10, 2020

SMS Delivery Failures on a Subset of US Short Codes to Cellular One

Resolved - This incident has been resolved.
Nov 10, 19:50 PST

Update - We are no longer experiencing delivery delays to Cellular One from a subset of Twilio Short Codes. This incident has been resolved.
Nov 10, 19:39 PST

Monitoring - We are observing recovery of SMS delivery failures to Cellular One from a subset of Twilio Short Codes. We will continue monitoring the service to ensure a full recovery. We will provide another update in 2 hours or as soon as more information becomes available
Nov 10, 18:20 PST

Investigating - We are experiencing SMS delivery failures to Cellular One from a subset of Twilio Short Codes. We are working with our carrier partners to resolve this issue. We expect to provide another update in 2 hours or as soon as more information becomes available
Nov 10, 16:20 PST

Russia SMS Carrier Maintenance

Completed - The scheduled maintenance has been completed.
Nov 10, 19:00 PST

In progress - Scheduled maintenance is currently in progress. We will provide updates as necessary.
Nov 10, 11:00 PST

Scheduled - The following Carrier Networks will be conducting an emergency maintenance from 10 November 2020 at 11:00 PST until 10 November 2020 at 19:00 PST. During the maintenance window, there could be intermittent delays delivering SMS to these Carrier Networks:

Megafon
Tele2
Beeline
Nov 9, 16:52 PST

SMS Delivery Delays to Claro Network in Domincan Republic

Resolved - We are no longer experiencing delivery delays when sending messages to the Claro network in Dominican Republic. This incident has been resolved.
Nov 10, 18:25 PST

Monitoring - We are observing recovery in delivery delays when sending messages to the Claro network in Dominican Republic. We will continue monitoring the service to ensure a full recovery. We will provide another update in 2 hours or as soon as more information becomes available.
Nov 10, 17:28 PST

Update - We continue to observe intermittent SMS delivery delays when sending messages to the Claro network in Dominican Republic. Our engineers are working with our carrier partner to resolve the issue. We will provide another update in 4 hours or as soon as more information becomes available.
Nov 10, 14:55 PST

Investigating - We are observing intermittent SMS delivery delays when sending messages to the Claro network in Dominican Republic. Our engineers are working with our carrier partner to resolve the issue. We will provide another update in 2 hours or as soon as more information becomes available.
Nov 10, 13:01 PST

Monitoring - We are observing recovery in delivery delays when sending messages to the Claro network in Domincan Republic. We will continue monitoring the service to ensure a full recovery. We will provide another update in 2 hours or as soon as more information becomes available.
Nov 10, 10:59 PST

Update - We are still experiencing SMS delivery delays when sending messages to the Claro network in Domincan Republic. Our engineers are working with our carrier partner to resolve the issue. We will provide another update in 2 hours or as soon as more information becomes available.
Nov 10, 09:04 PST

Update - We are experiencing SMS delivery delays when sending messages to the Claro network in Domincan Republic. Our engineers are working with our carrier partner to resolve the issue. We will provide another update in 1 hour or as soon as more information becomes available.
Nov 10, 08:05 PST

Investigating - Our monitoring systems have detected a potential issue. Our engineering team has been alerted and is actively investigating. We will update as soon as we have more information.
Nov 10, 07:56 PST

Super SIM Network Connectivity Issues

Resolved - Super SIM was degraded for 8 minutes between 16:04 and 16:12 Pacific Time on 11/10/2020. During this period of time, devices connected with Super SIMs may have experienced unexpected drops in connectivity for active sessions. The issue has now been resolved and devices reconnecting are able to regain connectivity.
Nov 10, 17:11 PST

US SMS Carrier Maintenance - Verizon US

Completed - The scheduled maintenance has been completed.
Nov 10, 04:00 PST

In progress - Scheduled maintenance is currently in progress. We will provide updates as necessary.
Nov 9, 22:01 PST

Scheduled - The Verizon network in the US is conducting a scheduled maintenance from 09 November 2020 at 22:00 PST until 10 November 2020 at 04:00 PST. During the maintenance window, there could be intermittent delays delivering SMS to and from Verizon US handsets via US shortcode and US longcodes.
Nov 7, 18:43 PST

US SMS/MMS Carrier Maintenance - Sprint US

Completed - The scheduled maintenance has been completed.
Nov 10, 03:00 PST

In progress - Scheduled maintenance is currently in progress. We will provide updates as necessary.
Nov 9, 21:01 PST

Scheduled - The Sprint network in the US is conducting an emergency maintenance from 09 November 2020 at 21:00 PST until 10 November 2020 at 03:00 PST. During the maintenance window, there could be intermittent delays delivering SMS/MMS to and from Sprint US handsets via US shortcode and US longcode.
Nov 8, 23:36 PST

US SMS Carrier Partner Maintenance

Completed - The scheduled maintenance has been completed.
Nov 10, 02:00 PST

In progress - Scheduled maintenance is currently in progress. We will provide updates as necessary.
Nov 9, 22:03 PST

Scheduled - Our SMS carrier partner in the US is conducting a planned maintenance from 09 November 2020 at 22:00 PST until 10 November 2020 at 02:00 PST. During the maintenance window, there could be intermittent delays delivering SMS to and from US handsets via a subset of US shortcode and US longcode.
Oct 15, 23:41 PDT

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