10DLC Line Provisioning Causes Failures to T-Mobile, Sprint, and Metro Subscribers

Incident Report for Twilio

Resolved

SMS failures to T-Mobile, Sprint, and Metro subscribers has been resolved and Programmable Messaging/SMS is operating normally at this time.

Posted Mar 04, 2022 - 18:32 PST

Monitoring

We have started seeing recovery from SMS failures to T-Mobile, Sprint, and Metro subscribers. We will continue to monitor to ensure a full recovery. We expect to provide another update in 30 minutes or as soon as more information becomes available.

Posted Mar 04, 2022 - 18:02 PST

Identified

The issue causing SMS failures to T-Mobile, Sprint, and Metro subscribers has been identified. We are actively working to resolve the issue. We expect to provide another update in 1 hour or as soon as more information becomes available.

Posted Mar 04, 2022 - 17:35 PST

Update

We are experiencing an issue with the line provisioning for a small subset of 10DLC numbers. Impacted numbers may experience failures to T-Mobile, Sprint, and Metro subscribers. 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 Mar 04, 2022 - 16:39 PST

Investigating

Our monitoring systems have detected a potential issue with Zipwhip to Twilio A2P webhooks not being sent. Our engineering team has been alerted and is actively investigating. We will update as soon as we have more information.

Posted Mar 04, 2022 - 16:18 PST

This incident affected: PROGRAMMABLE MESSAGING (SMS).