SMS Delivery Report Delays to Small Subset of 10DLC T-Mobile Traffic

Incident Report for Twilio

Resolved

We are no longer experiencing delivery report delays when sending to T-Mobile US from a small subset of long code numbers. This incident has been resolved.

Posted Feb 18, 2022 - 14:42 PST

Monitoring

We are observing recovery in SMS delivery report delays when sending messages to T-Mobile US from a small subset of long code numbers. 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 Feb 18, 2022 - 12:41 PST

Update

We are experiencing delays to small subset of 10DLC T-Mobile traffic. 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 18, 2022 - 11:46 PST

Investigating

Our monitoring systems have detected a potential issue with Small Subset of 10DLC T-Mobile Traffic. Our engineering team has been alerted and is actively investigating. We will update as soon as we have more information.

Posted Feb 18, 2022 - 11:02 PST