SMS Delivery Failures to and From AT&T Network in Mexico

Incident Report for Twilio

Resolved

We are no longer experiencing SMS delivery failures when sending to and receiving from AT&T network in Mexico. This incident has been resolved.
Posted Oct 17, 2025 - 18:23 PDT

Monitoring

We are observing successful SMS deliveries when sending to and receiving from AT&T network in Mexico. 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.
Posted Oct 17, 2025 - 16:28 PDT

Update

We are continuing to experience SMS delivery failures when sending to and receiving from AT&T network in Mexico. 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.
Posted Oct 17, 2025 - 13:58 PDT

Update

We are still experiencing SMS delivery failures when sending to and receiving from AT&T network in Mexico. 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.
Posted Oct 17, 2025 - 11:59 PDT

Update

We are continuing our investigation on the SMS delivery failures when sending to and receiving from AT&T network in Mexico. We will provide another update as soon as more information becomes available.
Posted Oct 17, 2025 - 11:23 PDT

Investigating

We are experiencing SMS delivery failures when sending to and receiving from AT&T network in Mexico. 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.
Posted Oct 17, 2025 - 11:07 PDT
This incident affected: CARRIER NETWORK (SMS, Latin America).