Twilio incident

Voice Call Failures from Multiple Networks to a Subset of Twilio Singapore Phone Numbers

Minor Resolved View vendor source →

Twilio experienced a minor incident on May 25, 2026 affecting Voice, APAC, lasting 12h 14m. The incident has been resolved; the full update timeline is below.

Started
May 25, 2026, 04:14 PM UTC
Resolved
May 26, 2026, 04:28 AM UTC
Duration
12h 14m
Detected by Pingoru
May 25, 2026, 04:14 PM UTC

Affected components

Voice, APAC

Update timeline

  1. investigating May 25, 2026, 04:14 PM UTC

    Twilio customers may be experiencing voice call failures from network subscribers to a subset of Twilio Singapore 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 May 25, 2026, 04:22 PM UTC

    Twilio customers may be experiencing voice call failures from network subscribers to a subset of Twilio Singapore 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 May 25, 2026, 05:23 PM UTC

    Twilio customers may be experiencing voice call failures from network subscribers to a subset of Twilio Singapore 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. monitoring May 25, 2026, 10:25 PM UTC

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

  5. monitoring May 26, 2026, 12:27 AM UTC

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

  6. resolved May 26, 2026, 04:28 AM UTC

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