Incident History

We are no longer experiencing SMS delivery delays when sending messages to Airtel in Zambia. This incident has been resolved.

Between 09:24 - 09:29 UTC Twilio experienced disruption to Voice and Messaging services in ie1. At this time, all services have recovered and we do not expect any further degradation.

Voice customers with active calls may have experienced call drops or failures to establish call sessions. Failover did take place to minimize impact. Messaging customers may have experienced a delay in message delivery and, in extremely isolated cases, message failure. Retry redundancy took effect to protect traffic.

Our engineers have monitored the fix and confirmed the issue with Serverless Function Deployment has been resolved. All services are now operating normally at this time.

The issue affecting call quality from a subset of Twilio Phone Numbers in Malaysia has been resolved, and the service is functioning normally at this time.

We are no longer experiencing delivery delays when sending SMS messages to DiGi Network in Malaysia. This incident has been resolved.

We are no longer experiencing SMS delivery delays when sending messages to XPhone network in Israel. This incident has been resolved.

China SMS is a Twilio Best Effort destination. We will continue investigation, however resolve the status post per the information in the following post: https://www.twilio.com/en-us/guidelines/cn/sms

We are no longer experiencing SMS delivery failures to Dito Network in Philippines. This incident has been resolved.

We are no longer experiencing SMS Delivery Failures to Small Networks in the US from a subset of Long Codes. This incident has been resolved.

We are no longer experiencing SMS delivery delays when sending messages to Verizon Network in US via Short Codes. This incident has been resolved.