SMS Delivery Issues to US T-Mobile Network Over a Small Subset of Short Codes

Incident Report for Twilio

Resolved

We are no longer experiencing SMS delivery failures towards US T-Mobile over a small subset of short codes. This incident has been resolved.

Posted Feb 03, 2022 - 13:18 PST

Monitoring

We are observing successful SMS delivery to US T-Mobile for the last minutes. 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.

Posted Feb 03, 2022 - 11:22 PST

Update

We are still experiencing SMS delivery failures towards US T-Mobile over a small 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.

Posted Feb 03, 2022 - 09:21 PST

Update

We are experiencing SMS delivery failures towards US T-Mobile over a small 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.

Posted Feb 03, 2022 - 08:26 PST

Investigating

Our monitoring systems have detected a potential issue with SMS delivery to US via a subset of short codes. Our engineering team has been alerted and is actively investigating. We will update as soon as we have more information.

Posted Feb 03, 2022 - 07:52 PST

This incident affected: CARRIER NETWORK (SMS Short Code, North America).