SMS / MMS Delivery Delays to Multiple Networks in the US for a Subset of Long Code and Toll Free Numbers

Incident Report for Twilio

Resolved

We are no longer experiencing MMS/SMS delivery delays when sending messages to multiple networks in the US for a subset of Long Code and Toll Free Numbers. This incident has been resolved.

Posted Oct 26, 2023 - 19:09 PDT

Monitoring

We are observing recovery in MMS/SMS delivery delays when sending messages to multiple networks in the US for a subset of Long Code and Toll Free 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 Oct 26, 2023 - 17:09 PDT

Identified

Our engineers have identified the issue causing MMS/SMS delivery delays when sending messages to multiple networks in the US for a subset of Long Code and Toll Free Numbers, and are working with our carrier partners to resolve the issue. We expect to provide another update in 2 hours or as soon as more information becomes available.

Posted Oct 26, 2023 - 16:57 PDT

Update

We are experiencing MMS/SMS delivery delays when sending messages to multiple networks in the US for a subset of Long Code and Toll Free 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 Oct 26, 2023 - 15:57 PDT

Investigating

Our monitoring systems have detected a potential issue with Toll-Free DLRs for multiple networks in the US. Our engineering team has been alerted and is actively investigating. We will update as soon as we have more information.

Posted Oct 26, 2023 - 15:41 PDT

This incident affected: PROGRAMMABLE MESSAGING (SMS).