Outage in Twilio
SMS Delivery Failures from Twilio to Viettel Viet Nam
Resolved MinorIncident Report
Summary AI Generated
Twilio experienced SMS delivery failures to Viettel network subscribers in Vietnam for 5.3 hours, affecting customers' ability to send text messages to users on that network. The incident impacted Twilio's SMS service in the APAC region. Service recovery was observed and the team moved to monitoring mode to ensure stability.
Twilio customers may be experiencing SMS delivery failures from Twilio to Viettel network subscribers in Viet Nam. Our team is actively investigating this issue. We will provide another update in 1 hour or as soon as more information becomes available.
Components affected
Twilio SMS, APACTrusted by 1,000+ teams
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Latest Updates ( sorted recent to last )
RESOLVED
22 days ago - at 03/26/2026 02:38PM
We are no longer experiencing SMS delivery failures from Twilio to Viettel network subscribers in Viet Nam. This incident is now resolved.
MONITORING
22 days ago - at 03/26/2026 12:41PM
We have observed a recovery in SMS delivery from Twilio to Viettel network subscribers in Vietnam and are monitoring service stability. We will provide another update in 2 hours or as soon as more information becomes available.
INVESTIGATING
22 days ago - at 03/26/2026 10:25AM
Twilio customers may be experiencing SMS delivery failures from Twilio to Viettel network subscribers in Viet Nam. Our team is actively investigating this issue. We will provide another update in 2 hours or as soon as more information becomes available.
INVESTIGATING
22 days ago - at 03/26/2026 09:24AM
Twilio customers may be experiencing SMS delivery failures from Twilio to Viettel network subscribers in Viet Nam. 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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