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        SMS Delivery Delays and Failures to and From AT&T 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. This incident has been resolved.
        Posted Jan 10, 2026 - 08:13 PST

        Monitoring

        We are observing recovery in delivery delays and failures when sending messages to and From AT&T 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 Jan 10, 2026 - 06:18 PST

        Update

        We continue to experience SMS delivery delays and failures when sending messages to and from AT&T Mexico. Our engineers are working with our carrier partner to resolve the issue. We will provide another update in 8 hours or as soon as more information becomes available.
        Posted Jan 10, 2026 - 01:09 PST

        Update

        We continue to experience SMS delivery delays and failures when sending messages to and from AT&T Mexico. Our engineers are working with our carrier partner to resolve the issue. We will provide another update in 6 hours or as soon as more information becomes available.
        Posted Jan 10, 2026 - 01:07 PST

        Update

        We are continuing to experience SMS delivery delays and failures when sending messages to and from AT&T 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 Jan 09, 2026 - 21:19 PST

        Update

        We are continuing to experience SMS delivery delays and failures when sending messages to and from AT&T 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 Jan 09, 2026 - 19:20 PST

        Investigating

        We are experiencing SMS delivery delays and failures when sending messages to and From AT&T Mexico. Our engineers are working with our carrier partner to resolve the issue. We will provide another update in 1 hour or as soon as more information becomes available.
        Posted Jan 09, 2026 - 18:24 PST
        This incident affected: CARRIER NETWORK (SMS, Latin America).
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