Twilio

October 2026

1. 30 OctFri

   Silent Network Authentication (SNA) Missing Redirects and Gateway API (Lookup API) High Latency on KPN in Netherlands

   Degraded 16:26–04:42 UTC (12h 17m) Verify Silent Network AuthLookup Identity MatchLookup SIM SwapLegacy Identity MatchAndAttributes

   We have observed the recovery in API transactions for Silent Network Authentication (SNA) on KPN in Netherlands and are monitoring service stability. We will provide another update in 8 hours or as soon as more information becomes available.

2. 30 OctFri

   Silent Network Authentication (SNA) Missing Redirects on Smart in Philippines

   Degraded 15:53–19:10 UTC (3h 17m) Verify Silent Network Auth

   Twilio customers may be experiencing device verification timeouts during API transactions for Silent Network Authentication (SNA) on Smart in Philippines. Our team is actively investigating the issue. API transactions may temporarily fail over to secondary methods like SMS OTP.…

3. 30 OctFri

   Automated Alert: Minimal Customer Impact

   No impact 13:53–18:42 UTC (4h 49m)

   Our monitoring systems have detected a potential issue with verifications to Ivory Coast are being sent with an incorrect sender for customers who have not registered a sender, but messages are still being delivered without any issues. The team is investigating whether this is a…

4. 30 OctFri

   Japan SMS Carrier Maintenance - SoftBank Mobile

   Maintenance 08:50–11:00 UTC (2h 11m) SMS, APAC

   Scheduled maintenance is currently in progress. We will provide updates as necessary.

5. 30 OctFri

   Multiple Destination MMS Carrier Partner Maintenance

   Maintenance 08:11–12:00 UTC (3h 49m) MMS Long Code, North America

   Scheduled maintenance is currently in progress. We will provide updates as necessary.

6. 30 OctFri

   SMS and MMS Delivery Delays from Twilio to Altice United States

   Degraded 00:10–22:16 UTC (22h 07m) SMS Long Code, North AmericaMMS Long Code, North AmericaSMS Short Code, North AmericaMMS Short Code, North AmericaSMS Toll-Free, North AmericaMMS Toll-Free, North America

   We have observed a recovery in SMS and MMS delivery from Twilio to Altice network subscribers in the United States and are monitoring service stability. We will provide another update in 2 hours or as soon as more information becomes available.

7. 29 OctThu

   SMS Delivery Receipt Delays from Twilio to Multiple Networks in Multiple Countries Across Africa and Asia

   Degraded 18:47–22:20 UTC (3h 34m) SMS, APACSMS, Middle East & Africa

   We have observed a recovery in SMS delivery receipts from Twilio to Multiple Countries Across Africa and Asia and are monitoring service stability. We will provide another update in 2 hours or as soon as more information becomes available.

8. 29 OctThu

   South Korea SMS Carrier Maintenance - SK Telecom

   Maintenance 15:04–17:00 UTC (1h 56m) SMS, APAC

   Scheduled maintenance is currently in progress. We will provide updates as necessary.

9. 29 OctThu

   United Kingdom Account Security Carrier Partner Maintenance - Vodafone

   Maintenance 12:38–05:20 UTC (16h 42m) Lookup Identity MatchLegacy Identity MatchAndAttributes

   Scheduled maintenance is currently in progress. We will provide updates as necessary.

10. 29 OctThu

    SMS Delivery Delays from a Subset of Twilio Phone Numbers to Vivo Brazil

    Degraded 12:18–16:06 UTC (3h 48m) SMS, Latin America

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

11. 29 OctThu

    Portugal SMS Carrier Partner Maintenance

    Maintenance 11:37–00:02 UTC (12h 25m) SMS, Europe

    Scheduled maintenance is currently in progress. We will provide updates as necessary.

12. 29 OctThu

    Gateway API (Lookup API) Failure Increase on Verizon in United States

    Degraded 06:34–10:32 UTC (3h 58m) Lookup SIM SwapLegacy Identity MatchAndAttributes

    We have observed the recovery for Lookup API transactions involving Verizon in the United States and are monitoring service stability. We will provide another update in 2 hours or as soon as more information becomes available.

13. 29 OctThu

    Flex Agent Copilot Note Generation Issues

    Degraded 03:50–05:20 UTC (1h 31m) Flex Agent Copilot

    We are investigating an issue affecting Flex Agent Copilot, where auto-generation of notes is currently failing for a subset of customers. Other Flex features remain operational, and our engineering team is actively working to resolve the failure. We will provide our next update…

14. 29 OctThu

    Voice Call Failures from a Subset of Twilio Phone Numbers to T-Mobile United States

    Degraded 01:34–14:20 UTC (12h 46m) Voice, North America

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

15. 29 OctThu

    MMS Delivery Receipt Delays from a Subset of Twilio Short Codes to T-Mobile United States

    Degraded 00:51–14:06 UTC (13h 16m) MMS Short Code, North America

    We have observed a recovery in MMS delivery receipts from a subset of Twilio Short Codes to T-Mobile network subscribers in the United States and are monitoring service stability. We will provide another update in 2 hours or as soon as more information becomes available.

16. 28 OctWed

    Link Shortening Redirect Errors on Branded Domains

    Degraded 23:44–00:36 UTC (52m) SMS

    Our engineers have implemented a fix and are monitoring system performance. We will provide another update in 30 minutes or as soon as more information becomes available.

17. 28 OctWed

    Poland SMS Carrier Partner Maintenance

    Maintenance 21:21–04:00 UTC (30h 39m) SMS, Europe

    Scheduled maintenance is currently in progress. We will provide updates as necessary.

18. 28 OctWed

    SMS Delivery Delays from a Subset of Twilio Long Codes to Orange Belgium

    Degraded 16:38–21:46 UTC (5h 08m) SMS, Europe

    We have observed a recovery in SMS delivery from a subset of Twilio Long Codes to Orange network subscribers in Belgium and are monitoring service stability. We will provide another update in 2 hours or as soon as more information becomes available.

19. 28 OctWed

    Silent Network Authentication (SNA) Failure Increase and Gateway API (Lookup API) Failure Increase on EE in United Kingdom

    Degraded 15:54–19:40 UTC (3h 46m) Verify Silent Network AuthLookup Identity Match

    We have observed recovery in API transactions for Silent Network Authentication (SNA) and the recovery for Lookup API transactions involving EE in the United Kingdom and are monitoring service stability. We will provide another update in 2 hours or as soon as more information be…

20. 28 OctWed

    Possible 503 Errors for Messaging Traffic in the Australia Region

    Degraded 14:18–21:34 UTC (7h 16m) Programmable Messaging API

    Our engineers have deployed a fix, and are monitoring to confirm that affected customers in the Australia Region are no longer encountering 503 Errors for Messaging Traffic. We expect to provide another update in 30 minutes or as soon as more information becomes available.

21. 28 OctWed

    Silent Network Authentication (SNA) Failure Increase on Indosat in Indonesia

    Degraded Ongoing, 4d 2h so far Verify Silent Network Auth

    Twilio customers may be experiencing verification failures during API transactions for Silent Network Authentication (SNA) on Indosat in Indonesia. API transactions may temporarily fail over to secondary methods like SMS OTP. Our team has identified the cause, and is working to…

22. 28 OctWed

    SMS Delivery Delays and Failures from Twilio to MTC Namibia

    Degraded 11:22–21:50 UTC (10h 28m) SMS, Middle East & Africa

    Twilio customers may be experiencing SMS delivery delays and delivery failures from Twilio to MTC network subscribers in Namibia. 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 beco…

23. 28 OctWed

    Mexico SMS Carrier Maintenance - Telcel

    Maintenance 04:41–12:00 UTC (7h 19m) SMS, Latin America

    Scheduled maintenance is currently in progress. We will provide updates as necessary.

24. 27 OctTue

    SMS Delivery Delays from Twilio to Surf Telecom Brazil

    Degraded 23:23–15:36 UTC (16h 13m) SMS, Latin America

    We have observed a recovery in SMS delivery from Twilio to Surf Telecom network subscribers in Brazil and are monitoring service stability. We will provide another update in 2 hours or as soon as more information becomes available.

25. 27 OctTue

    Russia SMS Carrier Maintenance - MegaFon

    Maintenance 23:11–00:00 UTC (2d 0h) SMS, Europe

    Scheduled maintenance is currently in progress. We will provide updates as necessary.

26. 27 OctTue

    SMS Delivery Delays between a Subset of Twilio Long Codes and Multiple Networks in Portugal

    Degraded 23:06–00:18 UTC (1h 12m) SMS, Europe

    We have observed a recovery in SMS delivery between a subset of Twilio Long Codes and network subscribers on multiple networks in Portugal and are monitoring service stability. We will provide another update in 2 hours or as soon as more information becomes available.

27. 27 OctTue

    Voice Call Failures from a Subset of Twilio Phone Numbers to Argentina

    Degraded 22:28–18:10 UTC (19h 43m) Voice, Latin America

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

28. 27 OctTue

    MMS Delivery Delays from a Subset of Twilio Long Codes to C-Spire United States

    Degraded Ongoing, 4d 17h so far MMS Long Code, North AmericaMMS Long Code, North America

    We have observed a recovery in MMS delivery from a subset of Twilio Long Codes to C-Spire network subscribers in the United States and are monitoring service stability. We will provide another update in 24 hours or as soon as more information becomes available.

29. 27 OctTue

    Retroactive Issue with Organization Pages in New Console

    No impact 17:36–18:06 UTC (30m)

    Our engineers identified an issue with organization pages in the new console experience. During this time, users may have experienced issues with viewing permissions on some organization pages. This issue has now been addressed. We will monitor the issue to ensure full functio…

30. 27 OctTue

    Russia SMS Carrier Maintenance - MTS

    Maintenance 16:58–04:02 UTC (35h 05m) SMS, Europe

    Scheduled maintenance is currently in progress. We will provide updates as necessary.

31. 27 OctTue

    Voice Call Failures from Twilio Mobile Numbers to Israel

    Degraded 16:41–21:06 UTC (4h 25m) Voice, Middle East & Africa

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

32. 27 OctTue

    Gateway API (Lookup API) Failure Increase on Three in United Kingdom

    Degraded 15:15–19:28 UTC (4h 13m) Lookup Identity MatchLookup SIM SwapLegacy Identity MatchAndAttributes

    We have observed the recovery for Lookup API transactions involving Three in the United Kingdom and are monitoring service stability. We will provide another update in 2 hours or as soon as more information becomes available.

33. 27 OctTue

    MMS Delivery Delays from a Subset of Twilio Long Codes to AT&T United States

    Degraded 12:58–17:34 UTC (4h 37m) MMS Long Code, North America

    We have observed a recovery in MMS delivery from a subset of Twilio Long Codes to AT&T network subscribers in the United States and are monitoring service stability. We will provide another update in 2 hours or as soon as more information becomes available.

34. 27 OctTue

    United Kingdom Account Security Carrier Partner Maintenance - Vodafone

    Maintenance 12:33–00:36 UTC (12h 03m) Lookup Identity Match

    Scheduled maintenance is currently in progress. We will provide updates as necessary.

35. 27 OctTue

    Russia SMS Carrier Maintenance - Beeline

    Maintenance 12:14–00:04 UTC (35h 51m) SMS, Europe

    Scheduled maintenance is currently in progress. We will provide updates as necessary.

36. 27 OctTue

    SMS Delivery Delays and Failures from Twilio to Turkcell Turkey

    Degraded 11:39–13:18 UTC (1h 39m) SMS, Europe

    We have observed a recovery in SMS delivery from Twilio to Turkcell network subscribers in Turkey and are monitoring service stability. We will provide another update in 2 hours or as soon as more information becomes available.

37. 27 OctTue

    Voice Call Failures From Twilio Phone Numbers to Germany

    Degraded 09:00–09:22 UTC (22m) Voice, Europe

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

38. 27 OctTue

    Voice Call Failures between a Subset of Twilio numbers and Multiple Networks in Germany.

    Degraded 08:37–18:22 UTC (9h 45m) Voice, Europe

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

39. 27 OctTue

    Russia SMS Carrier Maintenance - Sberbank Mobile

    Maintenance 06:42–01:00 UTC (42h 19m) SMS, Europe

    Scheduled maintenance is currently in progress. We will provide updates as necessary.

40. 27 OctTue

    SMS Delivery Receipt Delays from a Subset of Twilio Long Codes to AT&T United States

    Degraded 03:53–07:12 UTC (3h 19m) SMS Long Code, North America

    We have observed a recovery in SMS delivery receipts from a subset of Twilio Long Codes to AT&T network subscribers in the United States and are monitoring service stability. We will provide another update in 2 hours or as soon as more information becomes available.

41. 27 OctTue

    Mexico SMS Carrier Partner Maintenance

    Maintenance 01:50–06:02 UTC (28h 12m) SMS, Latin America

    Scheduled maintenance is currently in progress. We will provide updates as necessary.

42. 27 OctTue

    SMS Delivery Delays between a Subset of Twilio Long Codes and Multiple Networks in South Africa

    Degraded 01:34–05:18 UTC (3h 45m) SMS, Middle East & Africa

    We have observed a recovery in SMS delivery between a subset of Twilio Long Codes and network subscribers on multiple networks in South Africa and are monitoring service stability. We will provide another update in 2 hours or as soon as more information becomes available.

43. 26 OctMon

    SMS Delivery Failures from a Subset of Twilio Phone Numbers to Multiple Networks in Brazil

    Degraded 23:55–22:10 UTC (3d 22h) SMS, Latin America

    We have observed a recovery in SMS delivery from a subset of Twilio Phone Numbers to network subscribers on multiple networks in Brazil and are monitoring service stability. We will provide another update in 8 hours or as soon as more information becomes available.

44. 26 OctMon

    United States SMS and MMS Carrier Partner Maintenance

    Maintenance 23:08–08:00 UTC (2d 8h) SMS Short Code, North AmericaMMS Short Code, North America

    Scheduled maintenance is currently in progress. We will provide updates as necessary.

45. 26 OctMon

    Malaysia SMS Carrier Maintenance - Red One

    Maintenance 23:03–17:02 UTC (17h 59m) SMS, APAC

    Scheduled maintenance is currently in progress. We will provide updates as necessary.

46. 26 OctMon

    MMS Delivery Delays and Failures from Twilio Long Codes to Cellcom United States

    Degraded 20:29–21:08 UTC (24h 40m) MMS Long Code, North AmericaMMS Long Code, North America

    We have observed a recovery in MMS delivery from Twilio Long Codes to Cellcom network subscribers in the United States and are monitoring service stability. We will provide another update in 16 hours or as soon as more information becomes available.

47. 26 OctMon

    SMS Delivery Delays from a Subset of Twilio Short Codes to Docomo Pacific United States

    Degraded 19:50–22:28 UTC (4d 2h) SMS Short Code, North America

    We have observed a recovery in SMS delivery from a subset of Twilio Short Codes to Docomo Pacific network subscribers in the United States and are monitoring service stability. We will provide another update in 16 hours or as soon as more information becomes available.

48. 26 OctMon

    Russia SMS Carrier Maintenance - MTS

    Maintenance 18:41–04:30 UTC (33h 49m) SMS, Europe

    Scheduled maintenance is currently in progress. We will provide updates as necessary.

49. 26 OctMon

    United States MMS Carrier Partner Maintenance

    Maintenance 17:45–10:00 UTC (16h 16m) MMS Short Code, North America

    Scheduled maintenance is currently in progress. We will provide updates as necessary.

50. 26 OctMon

    South Sudan SMS Carrier Maintenance - MTN

    Maintenance 17:12–03:02 UTC (33h 50m) SMS, Middle East & Africa

    Scheduled maintenance is currently in progress. We will provide updates as necessary.

51. 26 OctMon

    WhatsApp Sandbox Sending Configuration Issues

    Degraded 15:00–17:44 UTC (2h 44m) WhatsApp Messaging

    Our engineers have mitigated the issue and are monitoring system performance. The WhatsApp Sandbox display name has been restored and the preconfigured templates have been updated. We will provide another update in 2 hours or as soon as more information becomes available.

52. 26 OctMon

    SMS Delivery Delays and Failures from Twilio to Mauritel Mauritania

    Degraded 14:20–15:42 UTC (25h 22m) SMS, Middle East & Africa

    We have observed a recovery in SMS delivery from Twilio to Mauritel network subscribers in Mauritania and are monitoring service stability. We will provide another update in 2 hours or as soon as more information becomes available.

53. 26 OctMon

    Russia SMS Carrier Maintenance - Tele2

    Maintenance 13:49–23:00 UTC (33h 11m) SMS, Europe

    Scheduled maintenance is currently in progress. We will provide updates as necessary.

54. 26 OctMon

    Russia SMS Carrier Maintenance - Gazprombank Mobile

    Maintenance 13:48–21:00 UTC (3d 7h) SMS, Europe

    Scheduled maintenance is currently in progress. We will provide updates as necessary.

55. 26 OctMon

    Voice Call Failures from Twilio Phone Numbers to Romania

    Degraded Ongoing, 6d 2h so far Voice, Europe

    Twilio customers may be experiencing voice call failures from Twilio Phone Numbers to network subscribers in Romania. 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 availab…

56. 26 OctMon

    United Kingdom Account Security Carrier Partner Maintenance - Three

    Maintenance 09:59–11:00 UTC (3d 1h) Lookup SIM SwapLegacy Identity MatchAndAttributes

    Scheduled maintenance is currently in progress. We will provide updates as necessary.

57. 26 OctMon

    SMS Delivery Delays from Twilio to Cellcom Israel

    Degraded 00:49–14:48 UTC (13h 59m) SMS, Middle East & Africa

    We have observed a recovery in SMS delivery from Twilio to Cellcom network subscribers in Israel and are monitoring service stability. We will provide another update in 8 hours or as soon as more information becomes available.

58. 25 OctSun

    SMS Delivery Delays from Twilio to Telcel Mexico

    Degraded 23:15–03:34 UTC (4h 19m) SMS, Latin America

    We have observed a recovery in SMS delivery from Twilio to Telcel network subscribers in Mexico and are monitoring service stability. We will provide another update in 2 hours or as soon as more information becomes available.

59. 25 OctSun

    SMS Delivery Delays and Failures from Twilio to Claro Brazil and Puerto Rico

    Degraded 12:47–11:10 UTC (22h 23m) SMS, Latin America

    We have observed a recovery in SMS delivery from Twilio to Claro network subscribers in Brazil and Puerto Rico and are monitoring service stability. We will provide another update in 2 hours or as soon as more information becomes available.

60. 25 OctSun

    SMS Delivery Delays from Twilio to Telia Sweden

    Degraded 12:12–00:50 UTC (12h 38m) SMS, Europe

    We have observed a recovery in SMS delivery from Twilio to Telia network subscribers in Sweden and are monitoring service stability. We will provide another update in 2 hours or as soon as more information becomes available.