Twilio incident
SMS Delivery Failures from Twilio 10DLC to AT&T United States
Resolved after 4 hours 3 minutes, affecting SMS Long Code, North America, on November 12, 2026.
The incident has been resolved and SMS delivery from Twilio 10DLC to AT&T network subscribers in the United States is operating normally.
Affected components
Update timeline
- identified Nov 12, 2026, 01:58 AM UTC
Twilio customers may be experiencing SMS delivery failures from Twilio 10DLC to AT&T network subscribers in the United States. 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 Nov 12, 2026, 02:59 AM UTC
Twilio customers may be experiencing SMS delivery failures from Twilio 10DLC to AT&T network subscribers in the United States. 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 Nov 12, 2026, 04:00 AM UTC
We have observed a recovery in SMS delivery from Twilio Long Codes to AT&T network subscribers in the United States and are monitoring service stability. We will provide another update in 2 hours or as soon as more information becomes available.
- resolved Nov 12, 2026, 06:02 AM UTC
The incident has been resolved and SMS delivery from Twilio 10DLC to AT&T network subscribers in the United States is operating normally.
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