SMS Delivery Failures When Sending Messages to Some Brazil Networks from Local Longcodes

Incident Report for Twilio

Resolved

We are no longer experiencing SMS delivery failures when sending messages to some Brazil Networks from local longcodes. This incident has been resolved.

Posted Jan 15, 2021 - 10:36 PST

Monitoring

We are observing improvement on SMS delivery when sending messages to Brazil networks from local longcodes. We will continue to monitor and ensure full service recovery. We expect to provide another update in 2 hours or as soon as more information becomes available.

Posted Jan 15, 2021 - 08:35 PST

Update

We continue to experience SMS delivery failures when sending messages to some Brazil networks from local longcodes with the exceptions of Vivo and now Claro, which are both showing successful delivery. Our engineers are working with our carrier partner to resolve the issues with the remaining providers. We will provide another update in 16 hours or as soon as more information becomes available.

Posted Jan 15, 2021 - 02:17 PST

Update

We continue to experience SMS delivery failures when sending messages to some Brazil networks from local longcodes with the exceptions of Vivo and now Claro, which are both showing successful delivery. Our engineers are working with our carrier partner to resolve the issues with the remaining providers. We will provide another update in 8 hours or as soon as more information becomes available.

Posted Jan 14, 2021 - 18:17 PST

Update

We continue to experience SMS delivery failures when sending messages to some Brazil networks from local longcodes with the exceptions of Vivo and now Claro, which are both showing successful delivery. Our engineers are working with our carrier partner to resolve the issues with the remaining providers. We will provide another update in 4 hours or as soon as more information becomes available.

Posted Jan 14, 2021 - 14:16 PST

Update

We continue to experience SMS delivery failures when sending messages to some Brazil networks from local longcodes, with the exception of Vivo. Our engineers are working with our carrier partner to resolve the issue. We will provide another update in 2 hours or as soon as more information becomes available.

Posted Jan 14, 2021 - 12:08 PST

Update

We are experiencing SMS delivery failures when sending messages to some Brazil networks from local longcodes, with the exception of Vivo. 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 Jan 14, 2021 - 11:08 PST

Investigating

Our monitoring systems have detected a potential issue with SMS delivery failure to some networks in Brazil. Our engineering team has been alerted and is actively investigating. We will update as soon as we have more information.

Posted Jan 14, 2021 - 10:58 PST

This incident affected: CARRIER NETWORK (SMS, Latin America).