Voice Call Failures Between a Subset of Twilio Phone Numbers and Multiple Networks in Japan

Resolved

The incident has been resolved and voice calls between a subset of Twilio Phone Numbers and network subscribers on affected networks in Japan are operating normally.

Update

We have observed a recovery in voice call failures between a subset of Twilio Phone Numbers and network subscribers on multiple networks in Japan 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 voice call failures between a subset of Twilio Phone Numbers and network subscribers on multiple networks in Japan. 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.