SMS Delivery Report Delays to multiple US networks

Incident Report for Twilio

Resolved

We are no longer experiencing SMS delivery report delays, when sending messages to the Cingular Wireless (AT&T) ,Verizon Wireless and Cricket US Networks, from a small subset of short code numbers. This incident has been resolved.

Posted Apr 14, 2022 - 08:31 PDT

Monitoring

We are observing recovery in SMS delivery report delays, when sending messages to the Cingular Wireless (AT&T) ,Verizon Wireless and Cricket US Networks, from a small subset of short 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 Apr 14, 2022 - 06:44 PDT

Investigating

We are experiencing SMS delivery report delays, when sending messages to the Cingular Wireless (AT&T) ,Verizon Wireless and Cricket US Networks, from a small subset of short code numbers. 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 14, 2022 - 05:44 PDT

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