Ciptex incident
Twilio - Voice Call Failures from a Subset of Twilio Phone Numbers to United States
Resolved after 1 day 4 hours, affecting Twilio PSTN and Twilio Voice, North America, on October 24, 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 24, 2026, 02:21 PM 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 24, 2026, 02:23 PM UTC
Twilio customers may be experiencing voice call failures from a subset of Twilio Phone Numbers to network subscribers in the United States. The Twilio engineering team is actively investigating this issue. We will provide another update in 1 hour or as soon as more information becomes available.
- identified Oct 24, 2026, 03:33 PM UTC
Twilio customers may be experiencing voice call failures and post dial delay from a subset of Twilio Phone Numbers to network subscribers in the United States. The Twilio engineering 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.
- identified Oct 24, 2026, 05:27 PM UTC
Twilio customers may be experiencing voice call failures and post dial delay from a subset of Twilio Phone Numbers to network subscribers in the United States. The Twilio engineering team has identified the cause, and is working to resolve the issue. We will provide another update in 4 hours or as soon as more information becomes available.
- identified Oct 24, 2026, 09:08 PM UTC
Twilio customers may be experiencing voice call failures and post dial delay from a subset of Twilio Phone Numbers to network subscribers in the United States. The Twilio engineering team has identified the cause, and is working to resolve the issue. We will provide another update in 8 hours or as soon as more information becomes available.
- monitoring Oct 25, 2026, 08:34 AM UTC
Twilio have observed a recovery in voice calls from a subset of Twilio Phone Numbers to network subscribers in the United States and are monitoring service stability. We will provide another update in 2 hours or as soon as more information becomes available.
- monitoring Oct 25, 2026, 01:46 PM UTC
Twilio have observed a recovery in voice calls from a subset of Twilio Phone Numbers to network subscribers in the United States and are monitoring service stability. We will provide another update in 8 hours or as soon as more information becomes available.
- monitoring Oct 25, 2026, 01:47 PM UTC
We are continuing to monitor for any further issues.
- resolved Oct 25, 2026, 07:14 PM UTC
Following comprehensive monitoring, we can confirm that the incident has been fully resolved and all services have returned to normal operation.
Your product runs on more than Ciptex
Add the vendors you depend on and get one message when any of them reports trouble. Free for 3 vendors, no card.
Amazon Web Services