Twilio incident

Voice Call Failures from Network Subscribers to a Subset of Twilio Thailand Phone Numbers

Resolved after 10 hours 9 minutes, affecting Voice, APAC, on October 20, 2026.

resolved Oct 20, 2026, 12:14 PM UTC

The incident has been resolved and voice calls from network subscribers to a subset of Twilio Thailand Phone Numbers are operating normally.

Started
Oct 20, 2026, 02:05 AM UTC
Resolved
Oct 20, 2026, 12:14 PM UTC
Duration
10h 9m
Detected by Pingoru
Oct 20, 2026, 02:05 AM UTC

Affected components

Voice, APAC

Update timeline

  1. investigating Oct 20, 2026, 02:05 AM UTC

    Twilio customers may be experiencing voice call failures from network subscribers to a subset of Twilio Thailand Phone Numbers. Our team is actively investigating this issue. We will provide another update in 1 hour or as soon as more information becomes available.

  2. identified Oct 20, 2026, 02:06 AM UTC

    Twilio customers may be experiencing voice call failures from network subscribers to a subset of Twilio Thailand Phone Numbers. 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.

  3. identified Oct 20, 2026, 03:12 AM UTC

    Twilio customers may be experiencing voice call failures from network subscribers to a subset of Twilio Thailand Phone Numbers. 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.

  4. identified Oct 20, 2026, 05:12 AM UTC

    Twilio customers may be experiencing voice call failures from network subscribers to a subset of Twilio Thailand Phone Numbers. Our 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.

  5. monitoring Oct 20, 2026, 06:12 AM UTC

    We have observed a recovery in voice calls from network subscribers to a subset of Twilio Thailand Phone Numbers and are monitoring service stability. We will provide another update in 2 hours or as soon as more information becomes available.

  6. monitoring Oct 20, 2026, 08:13 AM UTC

    We have observed a recovery in voice calls from network subscribers to a subset of Twilio Thailand Phone Numbers and are monitoring service stability. We will provide another update in 4 hours or as soon as more information becomes available.

  7. resolved Oct 20, 2026, 12:14 PM UTC

    The incident has been resolved and voice calls from network subscribers to a subset of Twilio Thailand Phone Numbers are operating normally.

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