Companies/SendGrid/Incidents

SendGrid: Voice Call Post Dial Delay from a Subset of Twilio Phone Numbers to Thailand

Affected components: CARRIER NETWORK - Voice, APACVoice, APAC

Timeline of updates

1. investigating2026-10-12 11:53 UTC

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

2. investigating2026-10-12 12:53 UTC

   Twilio customers may be experiencing voice call post dial delay from Twilio Phone Numbers to network subscribers in Thailand. Our team is actively investigating this issue. We will provide another update in 2 hours or as soon as more information becomes available.

3. investigating2026-10-12 14:54 UTC

   Twilio customers may be experiencing voice call post dial delay from a subset of Twilio Phone Numbers to network subscribers in Thailand. Our team is actively investigating this issue. We will provide another update in 4 hours or as soon as more information becomes available.

4. investigating2026-10-12 18:55 UTC

   Twilio customers may be experiencing voice call post dial delay from a subset of Twilio Phone Numbers to network subscribers in Malaysia. Our team is actively investigating this issue. We will provide another update in 8 hours or as soon as more information becomes available.

5. identified2026-10-12 18:56 UTC

   Twilio customers may be experiencing voice call post dial delay from a subset of Twilio Phone Numbers to network subscribers in Thailand. 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.

6. identified2026-10-12 19:56 UTC

   Twilio customers may be experiencing voice call post dial delay from a subset of Twilio Phone Numbers to network subscribers in Malaysia. 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.

7. identified2026-10-12 21:57 UTC

   Twilio customers may be experiencing voice call post dial delay from a subset of Twilio Phone Numbers to network subscribers in Thailand. 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.

8. identified2026-10-13 01:58 UTC

   Twilio customers may be experiencing voice call post dial delay from a subset of Twilio Phone Numbers to network subscribers in Thailand. 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.

9. identified2026-10-13 09:59 UTC

   Twilio customers may be experiencing voice call post dial delay from a subset of Twilio Phone Numbers to network subscribers in Thailand. 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.

10. identified2026-10-14 01:59 UTC

    Twilio customers may be experiencing voice call post dial delay from a subset of Twilio Phone Numbers to network subscribers in Malaysia. 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.

11. identified2026-10-14 02:01 UTC

    Twilio customers may be experiencing voice call post dial delay from a subset of Twilio Phone Numbers to network subscribers in Thailand. Our team has identified the cause, and is working to resolve the issue. We will provide another update in 2 hour or as soon as more information becomes available.

12. identified2026-10-14 03:02 UTC

    Twilio customers may be experiencing voice call post dial delay from a subset of Twilio Phone Numbers to network subscribers in Thailand. 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.

13. identified2026-10-14 05:08 UTC

    Twilio customers may be experiencing voice call post dial delay from a subset of Twilio Phone Numbers to network subscribers in Thailand. 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.

14. identified2026-10-14 09:09 UTC

    Twilio customers may be experiencing voice call post dial delay from a subset of Twilio Phone Numbers to network subscribers in Thailand. 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.

15. identified2026-10-14 17:10 UTC

    Twilio customers may be experiencing voice call post dial delay from a subset of Twilio Phone Numbers to network subscribers in Thailand. 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.

16. monitoring2026-10-15 03:08 UTC

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

17. identified2026-10-15 05:12 UTC

    Twilio customers may be experiencing voice call post dial delay from a subset of Twilio Phone Numbers to network subscribers in Thailand. 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.

18. identified2026-10-15 06:20 UTC

    Twilio customers may be experiencing voice call post dial delay from a subset of Twilio Phone Numbers to network subscribers in Thailand. 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.

19. identified2026-10-15 08:20 UTC

    Twilio customers may be experiencing voice call post dial delay from a subset of Twilio Phone Numbers to network subscribers in Thailand. 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.

20. identified2026-10-15 12:22 UTC

    Twilio customers may be experiencing voice call post dial delay from Twilio Phone Numbers to network subscribers in Thailand. 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.

21. identified2026-10-15 20:22 UTC

    Twilio customers may be experiencing voice call post dial delay from a subset of Twilio Phone Numbers to network subscribers in Thailand. 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. identified2026-10-16 12:23 UTC

    Twilio customers may be experiencing voice call post dial delay from a subset of Twilio Phone Numbers to network subscribers in Thailand. 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.

23. identified2026-10-17 12:23 UTC

    Twilio customers may be experiencing voice call post dial delay from a subset of Twilio Phone Numbers to network subscribers in Thailand. 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.

24. identified2026-10-18 12:24 UTC

    Twilio customers may be experiencing voice call post dial delay from a subset of Twilio Phone Numbers to network subscribers in Thailand. 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.

25. identified2026-10-19 12:37 UTC

    Twilio customers may be experiencing voice call post dial delay from a subset of Twilio Phone Numbers to network subscribers in Thailand. 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.

Changes Rewindex caught on this incident

• Oct 18Incident updated: Voice Call Post Dial Delay From a Subset of Twilio Phone Numbers to Thailand
• Oct 19Incident updated: Voice Call Post Dial Delay from a Subset of Twilio Phone Numbers to Thailand

Impact, status and times are the vendor’s own, as last archived. View on stspg.io (opens in new tab).

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