Incident History

We are no longer experiencing MMS/SMS delivery delays when sending messages to AT&T Mexico in Mexico. This incident has been resolved.

We are still experiencing SMS delivery delays and failures when sending Short Code, Long Code and Toll Free messages to AT&T network in USA. However, since there are several Twilio impacted services, we're resolving this post and we're consolidating all impacted products and services into one post. You can check the status of this at https://status.twilio.com/incidents/9x3f5ztzp0ss

We are no longer experiencing SMS delivery delays and failures when sending Short Code, Long Code and Toll Free messages to AT&T network in the USA. This incident has been resolved.

We have fully investigated the issue related to short code messages to Argentina and it was determined that there is no noticeable customer impact. All systems are operational.

We have fully investigated the issue triggered by our automated alert system related to MMS message delivery to Verizon subscribers, and it was determined that there is no noticeable customer impact. All systems are operational.

The Lookup API V2 package Reassigned Number product was degraded for 33 minutes between 15:03 and 15:36 Pacific. During this period of time customers may have experienced an elevated rate of 60608 Lookup errors. The issue is now resolved.

The issue causing delays with REST API calls related to products other than Voice, Messaging, Flex, and TaskRouter has been resolved, and the service is functioning normally at this time.

We are no longer experiencing SMS delivery failures to multiple countries in the Middle East. This incident has been resolved.

The issue causing call quality symptoms from a subset of Twilio United Kingdom Phone numbers has been resolved, and the service is functioning normally at this time.

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