Scheduled maintenance
Twilio Services
Issues related to Twilio’s Software
External Connectivity
Issues found outside of Twilio’s Network
System Metrics
SMS Delivery Failures from Twilio Short Codes and Toll Free Numbers to AT&T Network in the US
Incident
Report for Twilio
Resolved
We are no longer experiencing the issue causing SMS delivery failures from Twilio Short Codes and Toll Free numbers to the AT&T Network in the US. This incident has been resolved.
Monitoring
We are observing successful SMS delivery from Twilio Short Codes to AT&T Network in the US. 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.
Update
We are continuing to experience SMS delivery failures from Twilio Short Codes and Toll Free numbers to AT&T Network in the US. 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.
Update
We are continuing our investigation and have discovered Twilio Toll Free numbers are also impacted with this issue.
Update
We are experiencing SMS delivery failures from Twilio Short Codes to AT&T Network in the US. 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.
Update
We are experiencing SMS delivery failures from Twilio Short Codes to AT&T Network in the 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.
Investigating
Our monitoring systems have detected a potential issue with Programmable Messaging. Our engineering team has been alerted and is actively investigating. We will update as soon as we have more information.
This incident affected: CARRIER NETWORK (SMS Short Code, North America, SMS Toll-Free, North America).