Outage in Twilio

MMS Delivery Delyas and Failures from a Subset Of Twilio Longcode to Optus Australia

Resolved Minor

September 17, 2026 - Started about 16 hours ago - Lasted about 4 hours
Official incident page

Incident Report

Summary AI Generated

Twilio experienced MMS delivery delays and failures from a subset of Twilio Long Codes to Optus network subscribers in Australia, lasting approximately 4.2 hours. The issue impacted MMS messaging across the APAC region for Twilio customers attempting to reach Optus subscribers. The root cause was identified and resolved, with MMS delivery returning to normal operation.

Twilio customers may be experiencing MMS delivery failures from Twilio to Optus network subscribers in Australia. Our team is actively investigating this issue. We will provide another update in 1 hour or as soon as more information becomes available.

Components affected

Twilio MMS, APAC

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Latest Updates ( sorted recent to last )

RESOLVED about 12 hours ago - at 09/17/2026 02:28PM

The incident has been resolved and MMS delivery from Twilio Long Codes to Optus network subscribers is operating normally.

MONITORING about 14 hours ago - at 09/17/2026 12:26PM

We have observed a recovery in MMS delivery from Twilio Long Codes to Optus network subscribers in Australia and are monitoring service stability. We will provide another update in 2 hours or as soon as more information becomes available.

IDENTIFIED about 15 hours ago - at 09/17/2026 11:26AM

Twilio customers may be experiencing MMS delivery delays and failures from a Subset Of Twilio Longcode to Optus network subscribers in Australia. Our team has identified the cause, and is working to resolve the issue. We will provide another update in 1 hour or as soon as more information becomes available.

INVESTIGATING about 16 hours ago - at 09/17/2026 10:19AM

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