Outage in Twilio

SMS Delivery Failures To AT&T Network in United States of America Via Subset of Shortcode and Toll-free Numbers

Resolved Major
April 22, 2025 - Started 12 days ago - Lasted about 6 hours
Official incident page

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Outage Details

We are experiencing SMS Delivery Failures To AT&T Network in United States of America Via Subset of Shortcode and Toll-free numbers. 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.
Components affected
Twilio SMS Short Code, North America Twilio SMS Toll-Free, North America Twilio SMS Toll-Free, North America
Latest Updates ( sorted recent to last )
RESOLVED 12 days ago - at 04/22/2025 04:38PM

We are no longer experiencing SMS delivery failures to and from AT&T Network in United States of America. This incident has been resolved.

MONITORING 12 days ago - at 04/22/2025 02:43PM

We are now observing successful SMS delivery to and from AT&T Network in United States of America. 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 12 days ago - at 04/22/2025 01:13PM

We are continuing to experience SMS Delivery Failures To AT&T Network in United States of America Via Subset of Shortcode and Toll-free numbers. Inbound SMS is no longer experiencing delivery issues. 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.

INVESTIGATING 12 days ago - at 04/22/2025 12:06PM

We are continuing to experience SMS Delivery Failures To and From AT&T Network in United States of America Via Subset of Shortcode and Toll-free numbers. 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.

INVESTIGATING 12 days ago - at 04/22/2025 11:26AM

We are experiencing SMS Delivery Failures To AT&T Network in United States of America Via Subset of Shortcode and Toll-free numbers. 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.

INVESTIGATING 12 days ago - at 04/22/2025 11:06AM

We are experiencing SMS Delivery Failures To AT&T Network in United States of America Via Subset of Shortcode and Toll-free numbers. 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.

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