Outage in Zipwhip
SMS and MMS Delivery Delays and Failures Between Twilio and AT&T in United States
Resolved MinorIncident Report
Twilio customers may be experiencing SMS and MMS delivery delays and failures between Twilio and AT&T network subscribers in the United States. Our team is actively investigating this issue. We will provide another update in 1 hour or as soon as more information becomes available.
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Latest Updates ( sorted recent to last )
RESOLVED
1 day ago - at 04/18/2026 02:36PM
MMS delivery receipts in the United States is now operating normally. This incident has been resolved.
MONITORING
1 day ago - at 04/18/2026 12:34PM
MMS delivery receipts in the United States is now operating normally. We will continue to monitor for system stability. We'll provide another update in 2 hours or as soon as more information becomes available.
IDENTIFIED
1 day ago - at 04/18/2026 10:46AM
We continue to experience issues for MMS delivery receipts. Our team has identified the cause, and is working to resolve the issue. We will provide another update in 8 hours or as soon as more information becomes available.
IDENTIFIED
1 day ago - at 04/18/2026 06:44AM
Twilio customers are no longer experiencing SMS and MMS delivery delays and failures between Twilio and AT&T network subscribers in the United States. However, we continue to experience issues for MMS delivery receipts. 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
1 day ago - at 04/18/2026 05:24AM
Twilio customers may be experiencing SMS and MMS delivery delays and failures between Twilio and 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 4 hours or as soon as more information becomes available.
IDENTIFIED
1 day ago - at 04/18/2026 03:58AM
We are continuing to work on a fix for this issue.
IDENTIFIED
1 day ago - at 04/18/2026 03:20AM
Twilio customers may be experiencing SMS and MMS delivery delays between Twilio and 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.
IDENTIFIED
1 day ago - at 04/18/2026 02:19AM
Twilio customers may be experiencing SMS and MMS delivery delays between Twilio and 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.
INVESTIGATING
1 day ago - at 04/18/2026 01:58AM
Twilio customers may be experiencing SMS and MMS delivery delays and failures between Twilio and AT&T network subscribers in the United States. Our team is actively investigating this issue. We will provide another update in 1 hour or as soon as more information becomes available.
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