Outage in Twilio
SMS Delivery Receipt Delays from a Subset of Twilio Short Codes to Viaero United States
Minor
March 18, 2026 - Started about 3 hours ago
Official incident page
Official incident page
Incident Report
Summary AI Generated
Twilio experienced SMS delivery receipt delays from a subset of short codes to Viaero network subscribers in the United States, though message delivery itself continued to succeed. The incident affected SMS Short Code services in North America and lasted approximately 5 minutes. The issue was actively investigated by Twilio's team with regular updates provided to customers.
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.
Components affected
Twilio SMS Short Code, North AmericaNeed to monitor Twilio outages?
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Latest Updates ( sorted recent to last )
IDENTIFIED
about 1 hour ago - at 03/19/2026 03:02AM
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.
IDENTIFIED
about 2 hours ago - at 03/19/2026 02:05AM
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.
INVESTIGATING
about 3 hours ago - at 03/19/2026 01:08AM
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.
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