Ciptex incident
Voice Call Failures between Twilio and Multiple Networks in Multiple Countries
Ciptex experienced a minor incident on September 1, 2026 affecting Twilio Voice, North America and Twilio Voice, Latin America and 1 more component, lasting 7h 49m. The incident has been resolved; the full update timeline is below.
Affected components
Update timeline
- investigating Sep 01, 2026, 07:53 AM UTC
Our customers may be experiencing voice call failures from Twilio Phone Numbers to network subscribers in multiple countries. 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.
- investigating Sep 01, 2026, 07:55 AM UTC
We are continuing to investigate this issue.
- monitoring Sep 01, 2026, 09:39 AM UTC
We have observed a recovery in voice calls between Twilio and Multiple Networks subscribers in Malaysia and Thailand and are monitoring service stability. We will provide another update in 2 hours or as soon as more information becomes available.
- monitoring Sep 01, 2026, 09:53 AM UTC
We are continuing to monitor for any further issues.
- monitoring Sep 01, 2026, 11:41 AM UTC
We have observed a recovery in voice calls between Twilio and Multiple Networks subscribers in Malaysia and Thailand and are monitoring service stability. We will provide another update in 4 hours or as soon as more information becomes available.
- resolved Sep 01, 2026, 03:43 PM UTC
Following comprehensive monitoring, we can confirm that the incident has been fully resolved and all services have returned to normal operation.