Inbound SMS Delivery Failures from AT&T Network in the US to a Subset of Twilio's Numbers

Resolved

We are no longer experiencing SMS delivery failures inbound SMS delivery when sending messages from AT&T Network in the US to a Subset of Twilio's Numbers. This incident has been resolved.

Update

We continue to observe successful SMS delivery when sending messages from AT&T Network in the US to a Subset of Twilio's 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.

Update

We are observing successful SMS delivery when sending messages from AT&T Network in the US to a Subset of Twilio's 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.

Investigating

We are experiencing inbound SMS delivery failures when sending messages from AT&T Network in the US to a Subset of Twilio's Numbers. Our engineers are working to resolve the issue. We will provide another update in 2 hours or as soon as more information becomes available.

Investigating

We are experiencing SMS delivery failures when sending messages from AT&T Network in the US to a Subset of Twilio's Numbers. Our engineers are working to resolve the issue. We will provide another update in 1 hours or as soon as more information becomes available.