SMS Delivery Report Delays to US Carriers From a Small Subset of 10DLC Numbers

Incident Report for Twilio

Resolved

We are no longer experiencing delivery report delays when sending to US carriers from a small subset of 10DLC numbers. This incident has been resolved.

Posted Feb 16, 2022 - 12:16 PST

Monitoring

We are observing recovery in delivery report delays when sending SMS to US carriers from a small subset of 10DLC 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 16, 2022 - 10:16 PST

Update

We are experiencing delays in receiving message delivery reports when sending to US carriers from a small subset of 10DLC numbers. 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 16, 2022 - 09:27 PST

Investigating

Our monitoring systems have detected a potential issue with SMS delivery report delays to US carriers from a small subset of 10DLC numbers. Our engineering team has been alerted and is actively investigating. We will update as soon as we have more information.

Posted Feb 16, 2022 - 09:20 PST

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