SMS Delivery Report Delays when sending to US networks from a subset of Twilio Short Codes

Incident Report for Twilio

Resolved

We are no longer experiencing delivery report delays when sending to the AT&T, Verizon and T-Mobile networks in the USA, from a subset of Twilio Short Codes. This incident has been resolved.

Posted Apr 28, 2023 - 04:12 PDT

Monitoring

We are observing recovery in delivery report delays when sending to the AT&T, Verizon and T-Mobile networks in the USA, from a subset of Twilio 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 28, 2023 - 02:23 PDT

Update

We are experiencing delays in receiving message delivery reports, when sending to the AT&T, Verizon and T-Mobile networks in the USA, from a subset of Twilio Short Codes. Our engineers are working with our carrier partner to resolve the issue. We expect to provide another update in 2 hours, or as soon as more information becomes available

Posted Apr 28, 2023 - 01:52 PDT

Investigating

We are experiencing delays in receiving message delivery reports, when sending to the AT&T, Verizon and T-Mobile networks in the USA, from a subset of Twilio Short Codes. 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 Apr 28, 2023 - 00:53 PDT

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