Twilio incident
MMS Delivery Delays and Failures from AT&T United States to Twilio Toll-Free Numbers
Resolved after 11 hours 17 minutes, affecting MMS Long Code, North America and MMS Toll-Free, North America and 1 more, on September 1, 2026.
The incident has been resolved and MMS delivery from AT&T network subscribers to a small subset of Twilio Toll-Free Numbers in the United States to Twilio Toll-Free Numbers is operating normally.
Affected components
Update timeline
- investigating Sep 01, 2026, 01:28 AM UTC
Twilio customers may be experiencing MMS delivery failures from AT&T network subscribers in the United States to a subset of Twilio Long Codes and Toll-Free Numbers. Our team is actively investigating this issue. We will provide another update in 1 hour or as soon as more information becomes available.
- identified Sep 01, 2026, 01:50 AM UTC
Twilio customers may be experiencing MMS delivery failures from AT&T network subscribers in the United States to a subset of Twilio Long Codes and Toll-Free Numbers. 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.
- identified Sep 01, 2026, 02:51 AM UTC
Twilio customers may be experiencing MMS delivery delays and failures from AT&T network subscribers in the United States to a subset of Twilio Long Codes and Toll-Free Numbers. Our team has identified the cause, and is working to resolve the issue. We will provide another update in 2 hours or as soon as more information becomes available.
- identified Sep 01, 2026, 03:13 AM UTC
Twilio customers may be experiencing MMS delivery delays and failures from AT&T network subscribers in the United States to a subset of Twilio Long Codes and Toll-Free Numbers. Our team has identified the cause, and is working to resolve the issue. We will provide another update in 4 hours or as soon as more information becomes available.
- identified Sep 01, 2026, 03:53 AM UTC
Twilio customers may be experiencing MMS delivery failures from AT&T network subscribers in the United States to a subset of Twilio Toll-Free Numbers. 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.
- identified Sep 01, 2026, 04:55 AM UTC
Twilio customers may be experiencing MMS delivery delays and failures from AT&T network subscribers in the United States to a subset of Twilio Toll-Free Numbers. Our team has identified the cause, and is working to resolve the issue. We will provide another update in 2 hours or as soon as more information becomes available.
- identified Sep 01, 2026, 05:45 AM UTC
Twilio customers may be experiencing MMS delivery delays and failures from AT&T network subscribers in the United States to a small subset of Twilio Toll-Free Numbers. Our team has identified the cause, and is working to resolve the issue. We will provide another update in 4 hours or as soon as more information becomes available.
- identified Sep 01, 2026, 06:56 AM UTC
Twilio customers may be experiencing MMS delivery delays and failures from AT&T network subscribers in the United States to a subset of Twilio Long Codes and Toll-Free Numbers. Our team has identified the cause, and is working to resolve the issue. We will provide another update in 4 hours or as soon as more information becomes available.
- identified Sep 01, 2026, 06:58 AM UTC
Twilio customers may be experiencing MMS delivery delays and failures from AT&T network subscribers in the United States to a small subset of Twilio Toll-Free Numbers. Our team has identified the cause, and is working to resolve the issue. We will provide another update in 4 hours or as soon as more information becomes available.
- identified Sep 01, 2026, 08:01 AM UTC
Twilio customers may be experiencing MMS delivery delays and failures from AT&T network subscribers in the United States to Twilio Toll-Free Numbers. Our team has identified the cause, and is working to resolve the issue. We will provide another update in 2 hours or as soon as more information becomes available.
- monitoring Sep 01, 2026, 09:17 AM UTC
We have observed a recovery in MMS delivery from AT&T network subscribers in the United States to a small subset of Twilio Toll-Free Numbers and are monitoring service stability. We will provide another update in 2 hours or as soon as more information becomes available.
- monitoring Sep 01, 2026, 11:19 AM UTC
We have observed a recovery in MMS delivery from AT&T network subscribers in the United States to a small subset of Twilio Toll-Free Numbers and are monitoring service stability. We will provide another update in 2 hours or as soon as more information becomes available.
- resolved Sep 01, 2026, 12:45 PM UTC
The incident has been resolved and MMS delivery from AT&T network subscribers to a small subset of Twilio Toll-Free Numbers in the United States to Twilio Toll-Free Numbers is operating normally.
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