SMS Delivery Delays and Failures to and from AT&T Mexico Network in Mexico

Incident Report for Twilio

Resolved

We are no longer experiencing SMS delivery delays and failures when sending messages to and from AT&T Mexico Network in Mexico. This incident has been resolved.

Posted Nov 23, 2025 - 06:18 PST

Monitoring

We are observing recovery in SMS delivery delays when sending messages to and from AT&T Mexico Network in Mexico. 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.

Posted Nov 23, 2025 - 04:24 PST

Update

We are continuing to experience SMS delivery delays when sending messages to and from AT&T Mexico Network in Mexico. 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.

Posted Nov 23, 2025 - 00:26 PST

Update

We are experiencing SMS delivery delays when sending messages to and from AT&T Mexico Network in Mexico. 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.

Posted Nov 22, 2025 - 22:28 PST

Investigating

We are experiencing SMS delivery delays when sending messages to and from AT&T Mexico Network in Mexico. Our engineers are working with our carrier partner to resolve the issue. We will provide another update in 1 hour as soon as more information becomes available.

Posted Nov 22, 2025 - 21:58 PST

This incident affected: CARRIER NETWORK (SMS, Latin America).