SMS Delivery Report Delays to Multiple US Networks

Incident Report for Twilio

Resolved

We are no longer experiencing SMS Delivery Report Delay to Cingular Wireless (AT&T) ,Verizon Wireless and Cricket US Networks using a small subset of short codes. This incident has been resolved.

Posted Apr 15, 2022 - 08:28 PDT

Monitoring

We are observing recovery in SMS Delivery Report Delay to Cingular Wireless (AT&T) ,Verizon Wireless and Cricket US Networks using a small subset of short codes. 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 Apr 15, 2022 - 06:40 PDT

Update

We are continuing to investigate this issue.

Posted Apr 15, 2022 - 05:45 PDT

Update

We are continuing to investigate this issue.

Posted Apr 15, 2022 - 05:44 PDT

Investigating

We are experiencing delays in SMS delivery reporting, when sending messages to the Cingular Wireless (AT&T) ,Verizon Wireless and Cricket US networks, in the USA, when sending from a subset of short codes. Our engineers are working with our carrier partner to resolve the issue. We will provide another update in 1 hour, or as soon as more information becomes available.

Posted Apr 15, 2022 - 05:42 PDT

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