Ciptex incident
Voice Call Failures From a Subset of Twilio Phone Numbers to Multiple Networks in Germany
Resolved after 9 hours 35 minutes, affecting Twilio Voice, Europe, on October 27, 2026.
Following comprehensive monitoring, we can confirm that the incident has been fully resolved and all services have returned to normal operation.
Affected components
Update timeline
- investigating Oct 27, 2026, 08:39 AM UTC
We have detected potential service disruption through our monitoring systems and are actively investigating. A detailed assessment of the impact and affected services will be provided within the next 30 minutes.
- investigating Oct 27, 2026, 08:40 AM UTC
Our customers may be experiencing voice call failures from a subset of Twilio Phone Numbers to network subscribers on multiple networks in Germany. Our team is actively investigating this issue, and we will provide another update in 1 hour or as soon as more information becomes available.
- investigating Oct 27, 2026, 09:49 AM UTC
Our customers may be experiencing voice call failures from a subset of Twilio Phone Numbers to network subscribers on multiple networks in Germany. Our team is actively investigating this issue, and we will provide another update in 2 hours or as soon as more information becomes available.
- identified Oct 27, 2026, 10:56 AM UTC
Our customers may be experiencing voice call failures from and to 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.
- monitoring Oct 27, 2026, 12:33 PM UTC
We have observed a recovery in voice calls from and to 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.
- monitoring Oct 27, 2026, 02:14 PM UTC
We have observed a recovery in voice calls from and to a subset of Twilio Phone Numbers to network subscribers in Germany and are monitoring service stability. We will provide another update in 4 hours or as soon as more information becomes available.
- resolved Oct 27, 2026, 06:15 PM UTC
Following comprehensive monitoring, we can confirm that the incident has been fully resolved and all services have returned to normal operation.
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