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Issues related to Twilio’s Software
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Issues found outside of Twilio’s Network
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SYSTEM METRICS
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All Systems Operational
PROGRAMMABLE MESSAGING Operational
MMS Operational
SMS Operational
SMPP Operational
Channels Operational
Notify Operational
Conversations Operational
PROGRAMMABLE VOICE Operational
PSTN Operational
SIP Interface Operational
Client Web Operational
Client Mobile ? Operational
Conference ? Operational
Recording ? Operational
Queue ? Operational
Text-to-Speech ? Operational
Recording Transcriptions Operational
TwiML Operational
Voice Insights Operational
Speech Recognition Operational
AUTHY Operational
Authy 2FA Operational
Verify Operational
Authy App Operational
Lookup ? Operational
AUTOPILOT Operational
CONTACT CENTER Operational
TaskRouter ? Operational
Flex Operational
Flex WFO Operational
ELASTIC SIP TRUNKING ? Operational
INTERCONNECT Operational
PHONE NUMBERS ? Operational
PROGRAMMABLE CHAT Operational
PROGRAMMABLE FAX Operational
PROGRAMMABLE VIDEO Operational
Peer-to-Peer Rooms Operational
Network Traversal Service ? Operational
Group Rooms Operational
PROGRAMMABLE WIRELESS Operational
PROXY Operational
SERVERLESS Operational
Studio Operational
Functions Operational
Assets Operational
TwiML Bins Operational
Sync Operational
TWILIO PLATFORM Operational
Billing Operational
Debugger & Alerts Operational
Console Operational
REST API ? Operational
Customer Support Center ? Operational
Other Operational
CARRIER NETWORK Operational
SMS Long Code, North America Operational
MMS Long Code, North America Operational
SMS Short Code, North America Operational
MMS Short Code, North America Operational
SMS Toll-Free, North America Operational
SMS, Latin America Operational
SMS, APAC Operational
SMS, Europe Operational
SMS, Middle East & Africa Operational
SMS Delivery Notifications & Status Callbacks Operational
Voice, North America Operational
Voice, Latin America Operational
Voice, APAC Operational
Voice, Europe Operational
Voice, Middle East & Africa Operational
Operational
Degraded Performance
Partial Outage
Major Outage
Maintenance
System Metrics Month Week Day
API Uptime
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API Response Time - North America
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API Response Time - Europe
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Past Incidents
Dec 13, 2019
SMS Service Degradation towards Peru Claro.
Resolved - We are no longer experiencing delivery degradation for Peru Claro. This incident has been resolved.
Dec 13, 17:45 PST
Investigating - We are experiencing SMS delivery degradation towards Peru Claro. Our engineers are working with our carrier partner to resolve the issue. We will provide an update as soon as we have additional information.
Dec 13, 14:03 PST
Dec 12, 2019
Issues provisioning regulated numbers
Resolved - This issue of regulated number provisioning is resolved and number provisioning is fully functional.
Dec 12, 20:38 PST
Update - Customers may experience issues when attempting to provision numbers with regulatory requirements. Our engineering team has been alerted and is actively investigating. We will update as soon as we have more information.
Dec 12, 07:06 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.
Dec 12, 06:51 PST
Issues provisioning regulated numbers for KDDI customers
Resolved - This issue is resolved now, the fix was applied and the numbers can be provisioned normally.
Dec 12, 04:18 PST
Identified - Our engineers are working on the fix to the issue, we will provide more updates in the next 30 minutes.
Dec 12, 03:37 PST
Update - We are continuing to investigate this issue.
Dec 12, 01:52 PST
Investigating - KDDI customers may experience issues when attempting to provision numbers with regulatory requirements. Our engineering team has been alerted and is actively investigating. We will update as soon as we have more information.
Dec 12, 00:27 PST
AT&T Mexico - SMS Carrier Maintenance
Completed - The scheduled maintenance has been completed.
Dec 12, 04:01 PST
In progress - Scheduled maintenance is currently in progress. We will provide updates as necessary.
Dec 11, 22:00 PST
Scheduled - The AT&T network in Mexico will be conducting planned maintenance on their SMS platform from 11 December 2019 at 22:00 PM PST until 12 December 2019 at 04:00 AM PST. During this maintenance window, there could be intermittent delays delivering SMS to and from AT&T Mexico handsets.
Dec 11, 16:47 PST
Dec 11, 2019
SMS Delivery Degradation Towards Airtel India
Resolved - This incident has been resolved.
Dec 11, 20:48 PST
Monitoring - A fix has been implemented and we are monitoring the results.
Dec 11, 19:56 PST
Investigating - We are experiencing SMS delivery degradation towards Airtel India. Our engineers are working with our carrier partner to resolve the issue. We will provide an update as soon as we have additional information.
Dec 11, 19:01 PST
Planned Migration to briefly Impact Phone Number Provisioning
Completed - The scheduled maintenance has been completed.
Dec 11, 20:00 PST
In progress - Scheduled maintenance is currently in progress. We will provide updates as necessary.
Dec 11, 18:01 PST
Scheduled - There is a planned migration starting at 6:00 p.m. PT on 12/11/2019 for 2 hours, which will impact the ability to provision phone numbers and update compliance information for phone numbers. Once the migration completes, provisioning phone numbers and updating / providing regulatory information and documentation will be back to normal.
Dec 11, 17:32 PST
SMS delivery degradation towards Bouygues, France
Resolved - This incident is now resolved.
Dec 11, 10:06 PST
Monitoring - We are no longer seeing SMS Delivery Degradation towards Bouygues, France. We are currently monitoring the issue.
Dec 11, 09:17 PST
Investigating - We are observing SMS delivery degradation towards Bouygues, France. We are working with our carrier partners to resolve the issue and will provide an update as soon as we have more information.
Dec 11, 06:20 PST
T-Mobile US SMS Carrier Maintenance.
Completed - The scheduled maintenance has been completed.
Dec 11, 03:00 PST
In progress - Scheduled maintenance is currently in progress. We will provide updates as necessary.
Dec 10, 23:00 PST
Update - We will be undergoing scheduled maintenance during this time.
Dec 9, 17:21 PST
Scheduled - T-Mobile network in the US is conducting a planned maintenance from 10 December 2019 at 23:00 PST until 11 December 2019 at 03:00 PST. During the maintenance window, there could be intermittent delays delivering SMS to and from T-Mobile US handsets via US shortcodes and US Toll-free numbers.
Dec 9, 17:19 PST
SMS Delivery Degradation Towards Verizon US
Resolved - This incident has been resolved.
Dec 11, 01:38 PST
Monitoring - We are observing recovery and we will confirm further once this incident is resolved.
Dec 11, 01:15 PST
Investigating - We are observing delivery degradation towards Verizon (311-489) is degraded via Short Codes and US-Toll free numbers in the USA. We are working with our carrier partners to resolve the issue and will provide an update as soon as we have more information.
Dec 11, 00:21 PST
Dec 10, 2019
On Call Engineers are Investigating
Resolved - All systems are operational
Dec 10, 17:22 PST
Update - Our monitoring systems have detected a potential issue with IBM Watson Speech-to-Text Voice Add-On. Our engineering team has been alerted and is actively investigating. We will update as soon as we have more information.
Dec 10, 17:15 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.
Dec 10, 17:07 PST
Megafon Russia - SMS Carrier Maintenance
Completed - The scheduled maintenance has been completed.
Dec 10, 17:00 PST
In progress - Scheduled maintenance is currently in progress. We will provide updates as necessary.
Dec 10, 12:00 PST
Scheduled - Megafon network in Russia will be conducting planned maintenance on their SMS platform from 10 December 2019 at 12:00 PST until 10 December 2019 at 17:00 PST. During this maintenance window, there could be intermittent delays delivering SMS to and from Megafon Russia handsets.
Dec 3, 21:12 PST
Verizon US SMS Carrier Maintenance
Completed - The scheduled maintenance has been completed.
Dec 10, 16:00 PST
In progress - Scheduled maintenance is currently in progress. We will provide updates as necessary.
Dec 10, 11:00 PST
Scheduled - The Verizon network in the US is conducting a planned maintenance from 10 December 2019 11:00 PST - 10 December 2019 16:00 PST. During the maintenance window, there could be intermittent delivering status callback SMS to Verizon US handsets via US shortcodes.
Dec 6, 16:44 PST
HTTP 500 Errors while closing subaccount.
Resolved - No errors observed while closing subaccount. This incident has been resolved.
Dec 10, 13:09 PST
Monitoring - The issue is now fixed and is currently in monitoring stage.
Dec 10, 13:00 PST
Investigating - We are intermittently seeing HTTP 500 failures while closing subaccount starting Dec 10, 2019 3 AM PST. We are currently investigating the incident. We will provide an update as soon as we have additional information.
Dec 10, 12:50 PST
Dec 9, 2019
T-Mobile US SMS Carrier Maintenance
Completed - The scheduled maintenance has been completed.
Dec 9, 03:00 PST
In progress - Scheduled maintenance is currently in progress. We will provide updates as necessary.
Dec 9, 00:00 PST
Scheduled - The T-Mobile network in the US is conducting a planned maintenance from 9 December 2019 at 00:00 PST until 9 December 2019 at 03:00 PST. During the maintenance window, there could be intermittent delays delivering SMS to and from T-Mobile US handsets via US shortcodes and US Toll-free numbers.
Dec 6, 16:42 PST
Dec 8, 2019
SMS Delivery Degradation toward Hormuud Somalia
Resolved - This incident has been resolved.
Dec 8, 20:04 PST
Monitoring - We are seeing recovery on the delivery degradation for Hormuud Somalia. We'll continue to monitor and provide updates if there are any changes.
Dec 8, 19:24 PST
Update - We are continuing to observing message delivery degradation. Our engineers are working with our carrier partner to resolve the issue. We will provide an update as soon as we have additional information.
Dec 8, 13:17 PST
Investigating - We are currently observing message delivery degradation to the Hormuud network in Somalia. Our engineers are working with our carrier partner to resolve the issue. We will provide an update as soon as we have additional information.
Dec 8, 11:03 PST
Dec 7, 2019
Flex Insights dashboards visualization partner maintenance December 7th, 2019, at 1:00-3:00 AM PDT
Completed - The scheduled maintenance has been completed.
Dec 7, 03:00 PST
In progress - Scheduled maintenance is currently in progress. We will provide updates as necessary.
Dec 7, 01:00 PST
Update - We will be undergoing scheduled maintenance during this time.
Nov 28, 06:38 PST
Update - We will be undergoing scheduled maintenance during this time.
Nov 28, 06:37 PST
Scheduled - The Flex Insights (Flex WFO) dashboards visualization partner in the US is conducting a planned maintenance on December 7th, 2019, between 1:00-3:00 AM Pacific Daylight Time. During the maintenance window Flex Insights (Flex WFO) access will be unavailable.
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US Eastern : 12/07/2019 04:00 - 12/07/2019 06:00 
 

US Central: 12/07/2019 03:00 - 12/07/2019 05:00 

US Pacific: 12/07/2019 01:00 - 12/07/2019 03:00 

UTC: 12/07/2019 09:00 - 12/07/2019 11:00
Nov 28, 06:37 PST
Dec 6, 2019
Some customers are experiencing intermittent 500 errors to the OutgoingCallerIds Endpoint
Resolved - This incident has been resolved.
Dec 6, 15:00 PST
Investigating - We are currently investigating intermittent 500 errors accessing the OutGoingcallerIds Endpoint. Our engineers are investigating and are working to resolve.
Dec 6, 14:12 PST
Dec 5, 2019
SC and LC SMS Delivery Degradation to and from US numbers
Resolved - This incident has been resolved.
Dec 5, 10:45 PST
Monitoring - We are seeing recovery on the delivery degradation to and from a portion of US Short Codes and Long Codes. We'll continue to monitor and provide updates if there are any changes.
Dec 5, 09:24 PST
Investigating - We are currently seeing delivery degradation to and from a portion of US Short Codes and Long Codes. Our engineers are working with our carrier partner to resolve the issue. We will provide an update as soon as we have additional information.
Dec 5, 08:44 PST
Difficulties upgrading accounts for countries: Russia, Ukraine, Bosnia
Resolved - This incident has been resolved.
Dec 5, 06:22 PST
Investigating - We are experiencing difficulties upgrading accounts for specific countries address: Russia, Ukraine, Bosnia, our engineers are investigating and working on the issue at moment, we will provide more updates in one hour.
Dec 5, 04:43 PST
Sprint US SMS Carrier Maintenance
Completed - The scheduled maintenance has been completed.
Dec 5, 03:00 PST
In progress - Scheduled maintenance is currently in progress. We will provide updates as necessary.
Dec 4, 21:01 PST
Scheduled - The Sprint network in the US is conducting a planned maintenance from 4 December 2019 at 21:00 PST until 5 December 2019 at 03:00 PST. During the maintenance window, there could be intermittent delays delivering SMS to and from Sprint US handsets via subset of US shortcodes.
Dec 3, 21:08 PST
Toll-Free delivery degradation towards T-Mobile USA
Resolved - This incident has been resolved.
Dec 5, 01:41 PST
Investigating - We are observing delivery degradation for our Toll-Free messages sent from and to T-Mobile (310-800) handset in the USA. We are working with our carrier partners to resolve the issue and will provide an update as soon as we have more information.
Dec 4, 23:02 PST
Dec 4, 2019
T-Mobile US SMS Carrier Maintenance
Completed - The scheduled maintenance has been completed.
Dec 4, 03:00 PST
In progress - Scheduled maintenance is currently in progress. We will provide updates as necessary.
Dec 3, 22:00 PST
Scheduled - The T-Mobile network in the US is conducting a planned maintenance from 3 December 2019 at 22:00 PST until 4 December 2019 at 03:00 PST. During the maintenance window, there could be intermittent delays delivering SMS to and from T-Mobile US handsets via US shortcodes.
Dec 3, 16:21 PST
Dec 3, 2019
Short Code SMS Delays for Messages Sent from Sprint devices
Resolved - This incident has been resolved.
Dec 3, 16:17 PST
Update - We are still working with our carrier partners to resolve the issue and will provide an update again when we have more information
Dec 3, 12:08 PST
Investigating - We are observing delays receiving inbound SMS sent from Sprint devices in the US towards short code numbers. We are also experiencing delays in receiving status callbacks for SMS sent from Twilio's short code numbers towards Sprint mobile devices; actual delivery of outbound SMS messages are unaffected. We are working with our carrier partners to resolve the issue and will provide an update as soon as we have more information.
Dec 3, 08:47 PST
AT&T Mexico SMS Carrier Partner Maintenance
Completed - The scheduled maintenance has been completed.
Dec 3, 04:00 PST
In progress - Scheduled maintenance is currently in progress. We will provide updates as necessary.
Dec 2, 22:00 PST
Scheduled - The AT&T network in Mexico will be conducting planned maintenance on their SMS platform from 02 December 2019 at 22:00 PST until 03 December 2019 at 04:00 PST. During this maintenance window, there could be intermittent delays delivering SMS to and from AT&T Mexico handsets
Nov 28, 17:01 PST
Dec 2, 2019
MMS delivery delays to US Operators
Resolved - This incident has been resolved.
Dec 2, 22:33 PST
Update - We are still observing delay for delivery reports and are continuing to work with our carrier partners on a resolution.
Dec 2, 22:08 PST
Update - We are continuing to work on a fix for this issue.
Dec 2, 16:53 PST
Identified - We are currently observing MMS being delivered intact however still observing delivery report / status callback being delayed. We are working with our carrier partners to resolve the issue and will provide an update as soon as we have more information
Dec 2, 16:51 PST
Investigating - We are observing delivery delays for MMS sent to US Operators. We are working with our carrier partners to resolve the issue and will provide an update as soon as we have more information
Dec 2, 08:25 PST
Russia SMS Carrier Partner Maintenance
Completed - The scheduled maintenance has been completed.
Dec 2, 18:00 PST
In progress - Scheduled maintenance is currently in progress. We will provide updates as necessary.
Dec 2, 13:01 PST
Scheduled - Beeline network in Russia will be conducting planned maintenance on their SMS platform from 02 December 2019 at 13:00 PST until 02 December 2019 18:00 PST. During this maintenance window, there could be intermittent delays delivering SMS to and from Beeline Russia handsets.
Nov 28, 16:59 PST
Outbound SMS Delivery degradation to UK Vodafone numbers
Resolved - We are seeing full recovery of SMS to UK Vodafone numbers, this incident is now resolved.
Dec 2, 05:56 PST
Monitoring - We are observing recovery of SMS delivery to UK Vodafone numbers. We will continue to monitor and provide further updates if there are any changes..
Dec 2, 05:36 PST
Investigating - We are currently observing SMS delivery degradation to UK Vodafone numbers. Our engineers are working with our carrier partner to investigate the issue. We will provide an update as soon as we have additional information.
Dec 2, 03:05 PST
Dec 1, 2019
Outbound delivery failures to Israel
Resolved - This incident has been resolved.
Dec 1, 22:27 PST
Monitoring - We are observing signs of recovery with message delivery to Orange Israel. We continue to work with our carrier partner to restore service. We will provide further updates as soon as they are available.
Dec 1, 20:59 PST
Investigating - We are observing delivery failures for Outbound SMS to Israel via Orange. Our engineering team is working with our carrier partners to resolve the issue. We'll provide additional information as it becomes available.
Dec 1, 10:07 PST
Nov 30, 2019
Stale data in the Twilio Flex Supervisor Views
Resolved - We have been experiencing an issue with an internal data pipeline that supplies data to the Flex Supervisor Views from 4:00PM to 5:51PM PT. All data related to Voice Calls in the Supervisor Views could have experienced a delay in this timeframe. The problem has now been identified and resolved, and all stale data has been updated and is now accurate. All systems are fully operational.
Nov 30, 18:05 PST
Nov 29, 2019
MMS delivery delays to US Operators
Resolved - This incident has been resolved.
Nov 29, 18:01 PST
Monitoring - We are observing full recovery for US Short Code MMS delivery times and DLRs across all carriers. We'll continue to monitor and provide updates if there are any changes.
Nov 29, 11:56 PST
Identified - We're observing full recovery in delivery latency for MMS sent from US long codes. MMS sent from US Short codes are still experiencing delays. We'll continue working with our carrier partners to resolve this issue and we'll update this message as more information becomes available.
Nov 29, 11:15 PST
Investigating - We are observing delivery delays for MMS sent to US Operators. We are working with our carrier partners to resolve the issue and will provide an update as soon as we have more information
Nov 29, 08:36 PST
Outbound SMS Delivery degradation towards Vodafone New Zealand numbers
Resolved - This incident has been resolved.
Nov 29, 17:30 PST
Monitoring - We are observing full recovery for SMS delivery via US Short Code to Vodafone NZ numbers. We'll continue to monitor and provide updates if there are any changes.
Nov 29, 17:01 PST
Investigating - We are currently observing SMS delivery degradation via Twilio Shortcodes to NZ Vodafone devices. Our engineers are working with our carrier partner to investigate the issue. We will provide an update as soon as we have additional information.
Nov 29, 15:54 PST
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