Minor impactResolvedCommunication

SendGrid incident: Voice Call Failures from a Subset of Twilio Phone Numbers to Hong Kong

SendGrid reported this minor-impact incident on its official status page on Sep 12, 2026, 00:16 UTC. It was resolved after 16d 14h.

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Sep 12, 2026, 00:16 UTC
started
Sep 28, 2026, 15:05 UTC
resolved
16d 14h
duration
Minor
impact

Affected components

  • Voice, APAC
  1. resolvedSep 28, 2026, 15:05 UTC

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

  2. monitoringSep 28, 2026, 11:26 UTC

    We have observed a recovery in voice calls from a subset of Twilio Phone Numbers to network subscribers in Hong Kong and are monitoring service stability. We will provide another update in 24 hours or as soon as more information becomes available.

  3. monitoringSep 27, 2026, 11:13 UTC

    We have observed a recovery in voice calls from a subset of Twilio Phone Numbers to network subscribers in Hong Kong and are monitoring service stability. We will provide another update in 24 hours or as soon as more information becomes available.

  4. monitoringSep 26, 2026, 11:08 UTC

    We have observed a recovery in voice calls from a subset of Twilio Phone Numbers to network subscribers in Hong Kong and are monitoring service stability. We will provide another update in 24 hours or as soon as more information becomes available.

  5. monitoringSep 25, 2026, 11:01 UTC

    We have observed a recovery in voice calls from a subset of Twilio Phone Numbers to network subscribers in Hong Kong and are monitoring service stability. We will provide another update in 24 hours or as soon as more information becomes available.

  6. monitoringSep 24, 2026, 11:00 UTC

    We have observed a recovery in voice calls from a subset of Twilio Phone Numbers to network subscribers in Hong Kong and are monitoring service stability. We will provide another update in 24 hours or as soon as more information becomes available.

  7. monitoringSep 23, 2026, 18:59 UTC

    We have observed a recovery in voice calls from a subset of Twilio Phone Numbers to network subscribers in Hong Kong and are monitoring service stability. We will provide another update in 16 hours or as soon as more information becomes available.

  8. monitoringSep 23, 2026, 10:59 UTC

    We have observed a recovery in voice calls from a subset of Twilio Phone Numbers to network subscribers in Hong Kong and are monitoring service stability. We will provide another update in 8 hours or as soon as more information becomes available.

  9. monitoringSep 23, 2026, 06:59 UTC

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

  10. monitoringSep 23, 2026, 04:58 UTC

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

  11. identifiedSep 22, 2026, 07:48 UTC

    Twilio customers may be experiencing voice call failures from a subset of Twilio Phone Numbers to network subscribers in Hong Kong. Our team has identified the cause, and is working to resolve the issue. We will provide another update in 24 hours or as soon as more information becomes available.

  12. identifiedSep 21, 2026, 07:47 UTC

    Twilio customers may be experiencing voice call failures from a subset of Twilio Phone Numbers to network subscribers in Hong Kong. Our team has identified the cause, and is working to resolve the issue. We will provide another update in 24 hours or as soon as more information becomes available.

  13. identifiedSep 20, 2026, 07:41 UTC

    Twilio customers may be experiencing voice call failures from a subset of Twilio Phone Numbers to network subscribers in Hong Kong. Our team has identified the cause, and is working to resolve the issue. We will provide another update in 24 hours or as soon as more information becomes available.

  14. identifiedSep 19, 2026, 07:40 UTC

    Twilio customers may be experiencing voice call failures from a subset of Twilio Phone Numbers to network subscribers in Hong Kong. Our team has identified the cause, and is working to resolve the issue. We will provide another update in 24 hours or as soon as more information becomes available.

  15. identifiedSep 18, 2026, 07:34 UTC

    Twilio customers may be experiencing voice call failures from a subset of Twilio Phone Numbers to network subscribers in Hong Kong. Our team has identified the cause, and is working to resolve the issue. We will provide another update in 24 hours or as soon as more information becomes available.

  16. identifiedSep 17, 2026, 07:34 UTC

    Twilio customers may be experiencing voice call failures from a subset of Twilio Phone Numbers to network subscribers in Hong Kong. Our team has identified the cause, and is working to resolve the issue. We will provide another update in 24 hours or as soon as more information becomes available.

  17. identifiedSep 16, 2026, 07:33 UTC

    Twilio customers may be experiencing voice call failures from a subset of Twilio Phone Numbers to network subscribers in Hong Kong. Our team has identified the cause, and is working to resolve the issue. We will provide another update in 24 hours or as soon as more information becomes available.

  18. identifiedSep 15, 2026, 07:33 UTC

    Twilio customers may be experiencing voice call failures from a subset of Twilio Phone Numbers to network subscribers in Hong Kong. Our team has identified the cause, and is working to resolve the issue. We will provide another update in 24 hours or as soon as more information becomes available.

  19. identifiedSep 14, 2026, 07:32 UTC

    Twilio customers may be experiencing voice call failures from a subset of Twilio Phone Numbers to network subscribers in Hong Kong. Our team has identified the cause, and is working to resolve the issue. We will provide another update in 24 hours or as soon as more information becomes available.

  20. identifiedSep 13, 2026, 07:31 UTC

    Twilio customers may be experiencing voice call failures from a subset of Twilio Phone Numbers to network subscribers in Hong Kong. Our team has identified the cause, and is working to resolve the issue. We will provide another update in 24 hours or as soon as more information becomes available.

  21. identifiedSep 12, 2026, 15:31 UTC

    Twilio customers may be experiencing voice call failures from a subset of Twilio Phone Numbers to network subscribers in Hong Kong. Our team has identified the cause, and is working to resolve the issue. We will provide another update in 16 hours or as soon as more information becomes available.

  22. identifiedSep 12, 2026, 07:30 UTC

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

  23. identifiedSep 12, 2026, 03:25 UTC

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

  24. identifiedSep 12, 2026, 01:25 UTC

    Twilio customers may be experiencing voice call failures from Twilio Phone Numbers to network subscribers in Hong Kong. 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.

  25. identifiedSep 12, 2026, 00:24 UTC

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

  26. investigatingSep 12, 2026, 00:16 UTC

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

What APIStatus.watch saw

  • Sep 15, 2026, 14:36 UTCoperational → unknown
  • Sep 15, 2026, 14:40 UTCunknown → operational

Other services with incidents at the same time

Overlapping incidents aren't necessarily related.

How often does SendGrid have incidents?

SendGrid reported 355 incidents in the last 90 days, 2 of them major or critical. A typical incident lasted 6h 18m. See SendGrid's uptime and incident history

SendGrid incident on Sep 12, 2026: Voice Call Failures from a Subset of Twilio Phone Numbers to Hong Kong · APIStatus.watch