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minor✓ Resolved

MMS Delivery Receipt Delays from a Subset of Twilio Long Codes to AT&T United States

Twilio•Mon, Aug 10, 2026, 11:45 PM
Status
resolved
Duration
5h 54m
Updates
5
Coverage
0 articles

INCIDENT TIMELINE

✓ ResolvedTue, Aug 11, 2026, 05:40 AM
This incident has been resolved.
monitoringTue, Aug 11, 2026, 04:44 AM
We have observed a recovery in MMS delivery receipts from a subset of Twilio Long Codes to AT&T network subscribers in the United States and are monitoring service stability. We will provide another update in 4 hours or as soon as more information becomes available.
monitoringTue, Aug 11, 2026, 02:38 AM
We have observed a recovery in MMS delivery receipts from a subset of 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.
identifiedTue, Aug 11, 2026, 12:50 AM
Twilio customers may be experiencing MMS delivery receipt delays from a subset of Twilio Long Codes to AT&T network subscribers in the United States. Our team has identified the cause, and is working to resolve the issue. Message delivery may succeed, but delivery receipts may be delayed. We will provide another update in 2 hours or as soon as more information becomes available.
identifiedMon, Aug 10, 2026, 11:50 PM
Twilio customers may be experiencing MMS delivery receipt delays from Twilio to AT&T network subscribers in the United States. Our team has identified the cause, and is working to resolve the issue. Message delivery may succeed, but delivery receipts may be delayed. We will provide another update in 1 hour or as soon as more information becomes available.
investigatingMon, Aug 10, 2026, 11:45 PM
Twilio customers may be experiencing MMS delivery receipt delays from a subset of Twilio Long Codes to AT&T network subscribers in the United States. Our team is actively investigating this issue. Message delivery may succeed, but delivery receipts may be delayed. We will provide another update in 1 hour or as soon as more information becomes available.

📊 TECHNICAL DETAILS

Internal ID
31f691aa-a6ee-4a90-8f78-5e9822f8c3a0
External ID
mmszj6tbnpzc
🕐 Started
Mon, Aug 10, 2026, 11:45 PM
🔄 Last Updated
Tue, Aug 11, 2026, 05:40 AM
✓ Resolved
Tue, Aug 11, 2026, 05:40 AM
MINOR
Impact Level
5h 54m
Total Duration
5
Status Updates
Affected Components
MMS Long Code, North America
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