← Twilio status
INCIDENT RESOLVED
Twilio
✓SMS Delivery Delays Between Twilio and AT&T in United States
Updated
Resolved
23:19Started
2Timeline events
Confirmed by the official source.
Executive summary
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Summary
Twilio officially reported SMS and MMS delivery delays, delivery failures, and delivery receipt delays between Twilio and AT&T network subscribers in the United States. Twilio later reported observed recovery and is monitoring service stability.
What users experienced
- User impact
Customers may experience delayed or failed SMS and MMS delivery, as well as delayed delivery receipts, when communicating with AT&T network subscribers.
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Started
23:196 Oct 2026Timeline of the incident
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Detection
Confirmed by an official service source.
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Resolution
The service is no longer reporting this incident as active.
What we know
- ✓The disruption began at 23:19:57 on October 6, 2026, according to Twilio's status updates.
- ✓Twilio initially reported SMS delivery delays and later expanded the impact to SMS and MMS delivery delays and failures.
- ✓Twilio reported delivery receipt delays in a subsequent update.
- ✓Twilio reported observed recovery at 03:08:17 on October 7, 2026, and changed the incident status to monitoring.
- ✓The available evidence does not establish the underlying cause or a final recovery time.