minor✓ Resolved

SMS and MMS Delivery Delays and Delivery Receipt Delays between Twilio and AT&T in the United States

Twilio•2026-10-07 06:19 UTC

Status

resolved

Duration

5h 56m

Updates

Coverage

0 articles

INCIDENT TIMELINE

✓ Resolved2026-10-07 12:16 UTC

This incident has been resolved.

resolved2026-10-07 12:16 UTC

The incident has been resolved and SMS and MMS delivery between Twilio and AT&T network subscribers in the United States are operating normally.

monitoring2026-10-07 10:08 UTC

We have observed a recovery in SMS and MMS delivery between Twilio and 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.

identified2026-10-07 09:10 UTC

Twilio customers may be experiencing SMS and MMS delivery delays and delivery receipt delays between Twilio and AT&T network 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.

investigating2026-10-07 07:22 UTC

Twilio customers may be experiencing SMS delivery delays and delivery 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 2 hours or as soon as more information becomes available.

investigating2026-10-07 06:53 UTC

Twilio customers may be experiencing SMS and MMS delivery delays and delivery 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.

investigating2026-10-07 06:19 UTC

Twilio customers may be experiencing SMS delivery delays 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.

📊 TECHNICAL DETAILS

Internal ID

4b83b28e-4530-45c7-964a-89476fc74fd5

External ID

cq7gctl1695v

🕐 Started

2026-10-07 06:19 UTC

🔄 Last Updated

2026-10-07 12:16 UTC

✓ Resolved

2026-10-07 12:16 UTC

MINOR

Impact Level

5h 56m

Total Duration

Status Updates

Affected Components

SMS Long Code, North AmericaMMS Long Code, North AmericaMMS Long Code, North AmericaSMS Short Code, North AmericaMMS Short Code, North AmericaMMS Toll-Free, North AmericaSMS Toll-Free, North AmericaMMS Toll-Free, North America

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