Voice Call Audio Quality Degradation from a Subset of Twilio Phone Numbers to Germany

Incident Report for Twilio

Resolved

The incident has been resolved and voice calls from a subset of Twilio Phone Numbers to network subscribers on affected networks in Germany are operating normally.
Posted Sep 08, 2026 - 07:12 PDT

Monitoring

We have observed a recovery in voice calls from a subset of Twilio Phone Numbers to network subscribers in Germany and are monitoring service stability. We will provide another update in 2 hours or as soon as more information becomes available.
Posted Sep 08, 2026 - 05:36 PDT

Update

Twilio customers may be experiencing voice call audio quality degradation from a subset of Twilio Phone Numbers to network subscribers in Germany. Our team has identified the cause, and is working to resolve the issue. We will provide another update in 2 hours or as soon as more information becomes available.
Posted Sep 08, 2026 - 04:09 PDT

Identified

Twilio customers may be experiencing voice call audio quality degradation from a subset of Twilio Phone Numbers to network subscribers in Germany. 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.
Posted Sep 08, 2026 - 03:08 PDT
This incident affected: CARRIER NETWORK (Voice, Europe).