Outage in Twilio

SMS Delivery Report Delays When Sending to T-Mobile in United States of America via Subset of Short Codes

Resolved Minor
May 07, 2025 - Started about 20 hours ago - Lasted about 17 hours
Official incident page

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Outage Details

We are experiencing delays in receiving message delivery reports when sending to T-Mobile in United States of America via Subset of Short Codes. 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.
Latest Updates ( sorted recent to last )
RESOLVED about 2 hours ago - at 05/08/2025 03:23AM

We are no longer experiencing SMS delivery report delays when sending messages to T-Mobile in United States of America via subset of Short Codes. This incident has been resolved.

MONITORING about 4 hours ago - at 05/08/2025 01:23AM

We are observing recovery in delivery report delays when sending to T-Mobile in United States of America via Subset of Short Codes. 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.

MONITORING about 6 hours ago - at 05/07/2025 11:23PM

We are observing recovery in delivery report delays when sending to T-Mobile in United States of America via Subset of Short Codes. 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.

INVESTIGATING about 13 hours ago - at 05/07/2025 04:54PM

We are still experiencing delays in receiving message delivery reports when sending to T-Mobile in United States of America via a Subset of Short Codes. Our engineers are working with our carrier partner to resolve the issue. We expect to provide another update in 8 hours or as soon as more information becomes available.

INVESTIGATING about 17 hours ago - at 05/07/2025 12:58PM

We are continuing to experience delays in receiving message delivery reports when sending to T-Mobile in United States of America via a Subset of Short Codes. 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.

INVESTIGATING about 19 hours ago - at 05/07/2025 10:52AM

We are continuing to experience delays in receiving message delivery reports when sending to T-Mobile in United States of America via a Subset of Short Codes. 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.

INVESTIGATING about 20 hours ago - at 05/07/2025 10:04AM

We are experiencing delays in receiving message delivery reports when sending to T-Mobile in United States of America via Subset of Short Codes. 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.

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