Delivery Receipt Delays to and From AT&T USA for SMS Short code, SMS Long code, MMS Long code and Toll-Free Numbers

Incident Report for Twilio

Resolved

We are no longer experiencing delays on the delivery receipt via SMS short code, SMS long code, MMS long code and Toll-Free numbers to and from AT&T USA. This incident has been resolved.

Posted Aug 25, 2022 - 12:19 PDT

Monitoring

We are observing recovery in delivery report delays via SMS short code, SMS long code, MMS long code and Toll-Free numbers to and from AT&T USA. 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 Aug 25, 2022 - 10:32 PDT

Update

We are now experiencing delays on the Delivery Receipts when sending messages via SMS short code , SMS long code , MMS long code and toll-free numbers to and from AT&T USA. Our engineers are working with our carrier partner to resolve the issue. We expect to provide another update in 8 hours or as soon as more information becomes available

Posted Aug 25, 2022 - 02:22 PDT

Update

We are now experiencing delays on the Delivery Receipts when sending messages via SMS short code , SMS long code , MMS long code and toll-free numbers to and from AT&T USA. Our engineers are working with our carrier partner to resolve the issue. We expect to provide another update in 4 hours or as soon as more information becomes available.

Posted Aug 24, 2022 - 22:30 PDT

Investigating

We are experiencing delays on the Delivery Receipts when sending messages via SMS shortcode and toll-free numbers to and from AT&T USA. 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 Aug 24, 2022 - 20:33 PDT

Update

During the monitoring period, we have observed that we continue to experience delays on delivery receipts when sending messages via SMS short code and toll-free numbers to and from AT&T US. We expect to provide another update in 1 hour or as soon as more information becomes available.

Posted Aug 24, 2022 - 19:39 PDT

Update

We are still observing recovery in delivery receipts when sending messages via SMS short code and toll-free numbers to and from AT&T US. 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 Aug 24, 2022 - 17:39 PDT

Monitoring

We are observing recovery in delivery receipts when sending messages via SMS short code and toll-free numbers to and from AT&T US. 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 Aug 24, 2022 - 15:44 PDT

Update

We are experiencing delays on the Delivery Receipts when sending messages via SMS shortcode and toll-free numbers to and from AT&T USA. 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 Aug 24, 2022 - 14:56 PDT

Investigating

Our monitoring systems have detected a potential issue impacting SMS and toll-free delivery delays to and from AT&T in the US. Our engineers have been alerted and are actively investigating. We will provide another update as soon as more information becomes available.

Posted Aug 24, 2022 - 14:24 PDT

This incident affected: CARRIER NETWORK (SMS Long Code, North America, MMS Long Code, North America, SMS Short Code, North America, SMS Toll-Free, North America).