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minor✓ Resolved
SMS Delivery Receipt Delays from a Subset of Twilio Short Codes to Viaero United States
Status
resolved
Duration
1d 19h
Updates
9
Coverage
0 articles
INCIDENT TIMELINE
✓ ResolvedFri, Mar 20, 2026, 08:30 PM
This incident has been resolved.
monitoringFri, Mar 20, 2026, 06:45 PM
We have observed a recovery in SMS delivery receipts from a subset of Twilio Short Codes to Viaero 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.
monitoringFri, Mar 20, 2026, 04:40 PM
We have observed a recovery in SMS delivery receipts from a subset of Twilio Short Codes to Viaero 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.
identifiedFri, Mar 20, 2026, 08:42 AM
Twilio customers may be experiencing SMS delivery receipt delays from a subset of Twilio Short Codes to Viaero 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 24 hours or as soon as more information becomes available.
identifiedThu, Mar 19, 2026, 04:49 PM
Twilio customers may be experiencing SMS delivery receipt delays from a subset of Twilio Short Codes to Viaero 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 16 hours or as soon as more information becomes available.
identifiedThu, Mar 19, 2026, 08:49 AM
Twilio customers may be experiencing SMS delivery receipt delays from a subset of Twilio Short Codes to Viaero 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 8 hours or as soon as more information becomes available.
identifiedThu, Mar 19, 2026, 04:59 AM
Twilio customers may be experiencing SMS delivery receipt delays from a subset of Twilio Short Codes to Viaero 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 4 hours or as soon as more information becomes available.
identifiedThu, Mar 19, 2026, 03:02 AM
Twilio customers may be experiencing SMS delivery receipt delays from a subset of Twilio Short Codes to Viaero 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 hour or as soon as more information becomes available.
identifiedThu, Mar 19, 2026, 02:05 AM
Twilio customers may be experiencing SMS delivery receipt delays from a subset of Twilio Short Codes to Viaero 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.
investigatingThu, Mar 19, 2026, 01:08 AM
Twilio customers may be experiencing SMS delivery receipt delays from a subset of Twilio Short Codes to Viaero 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
492d97e1-cc41-40ae-97e7-34a4f4b2c73b
External ID
bbq13t4kzkvq
🕐 Started
Thu, Mar 19, 2026, 01:08 AM
🔄 Last Updated
Fri, Mar 20, 2026, 08:30 PM
✓ Resolved
Fri, Mar 20, 2026, 08:30 PM
MINOR
Impact Level
1d 19h
Total Duration
9
Status Updates
Affected Components
SMS Short Code, North America
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