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        SMS Delivery Delays to Telcel and AT&T Networks in Mexico

        Incident Report for Twilio

        Resolved

        We are no longer experiencing SMS delivery delays when sending messages to Telcel and AT&T Networks in Mexico. This incident has been resolved.
        Posted Dec 17, 2021 - 18:38 PST

        Monitoring

        We are observing recovery in SMS delivery delays when sending messages to Telcel and AT&T Networks. 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 Dec 17, 2021 - 16:47 PST

        Investigating

        We continue to experience SMS delivery delays when sending messages to the Telcel and AT&T Networks in Mexico when sending from registered alphanumeric sender IDs. Our engineers continue to work 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 Dec 17, 2021 - 15:53 PST

        Monitoring

        We are observing recovery in SMS delivery delays when sending messages to Telcel and AT&T Networks. 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 Dec 17, 2021 - 13:53 PST

        Update

        We continue to experience SMS delivery delays when sending messages to the Telcel and AT&T Networks in Mexico when sending from registered alphanumeric sender IDs. Our engineers continue to work 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 Dec 17, 2021 - 12:50 PST

        Update

        We are experiencing SMS delivery delays when sending messages to the Telcel and AT&T Networks in Mexico when sending from registered alphanumeric sender IDs. 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 Dec 17, 2021 - 10:50 PST

        Investigating

        We are experiencing SMS delivery delays when sending messages to Telcel Network in 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 Dec 17, 2021 - 09:54 PST
        This incident affected: CARRIER NETWORK (SMS, Latin America).
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