Delivery Reports Failures on US Long Codes to Sprint Handsets

Incident Report for Twilio

Resolved

The missing delivery report issue which affected SMS from US long codes to Sprint handsets is now resolved.

Posted Mar 11, 2019 - 23:34 PDT

Monitoring

We are observing recovery on delivery reports of SMS from US long codes to Sprint handsets. Our engineering team will continue to monitor the service

Posted Mar 11, 2019 - 22:36 PDT

Update

We are continuing to investigate this issue.

Posted Mar 11, 2019 - 18:06 PDT

Update

We are continuing to investigate this issue.

Posted Mar 11, 2019 - 18:05 PDT

Update

We are continuing to work with our carrier partners to resolve the ongoing issue with delivery reports on long code messages towards Sprint handsets

Posted Mar 11, 2019 - 17:27 PDT

Investigating

We are currently observing missing delivery reports (DLRs) of SMS messages from US Long Codes to Sprint handsets. Message delivery is not affected. We are working with our carrier partner to resolve the issue. We will provide an update as soon as possible

Posted Mar 11, 2019 - 14:24 PDT

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