SMS Delivery Delays and Failures from a Subset of Twilio Long Codes and Alphanumeric Sender IDs to MobiFone Vietnam

Resolved

The incident has been resolved and SMS delivery from a subset of Twilio Long Codes and Alphanumeric Sender ID to MobiFone network subscribers in Vietnam is operating normally.

Update

We have observed a recovery in SMS delivery from a subset of Twilio Long Codes and Alphanumeric Sender IDs to MobiFone 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.

Update

Twilio customers may be experiencing SMS delivery delays and failures from a subset of Twilio Long Codes and Alphanumeric Sender IDs to MobiFone network subscribers in Vietnam. Our team has identified the cause, and continues working to resolve the issue. We will provide another update in 2 hour or as soon as more information becomes available.

Update

Twilio customers may be experiencing SMS delivery delays and failures from a subset of Twilio Long Codes and Alphanumeric Sender IDs to MobiFone network subscribers in Vietnam. 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.

Investigating

Twilio customers may be experiencing SMS delivery delays and failures from a subset of Twilio Long Codes and Alphanumeric Sender IDs to MobiFone network subscribers in Vietnam. Our team is actively investigating this issue. We will provide another update in 1 hour or as soon as more information becomes available.