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

Affected components

• Lookup Identity Match
• Verify Silent Network Auth

1. resolvedOct 28, 2026, 19:39 UTC

   The incident has been resolved and API transactions for Silent Network Authentication (SNA) and Lookup API transactions involving EE in the United Kingdom are operating normally.

2. monitoringOct 28, 2026, 19:38 UTC

   We have observed recovery in API transactions for Silent Network Authentication (SNA) and for Lookup API transactions involving EE in the United Kingdom and are monitoring service stability. We will provide another update in 4 hours or as soon as more information becomes available.

3. monitoringOct 28, 2026, 17:32 UTC

   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 becomes available.

4. identifiedOct 28, 2026, 16:55 UTC

   Twilio customers may be experiencing verification failures during API transactions for Silent Network Authentication (SNA) and failure responses for Lookup API transactions on EE in the United Kingdom. API transactions may temporarily fail over to secondary methods like SMS OTP. 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.

5. identifiedOct 28, 2026, 15:54 UTC

   Twilio customers may be experiencing verification failures during API transactions for Silent Network Authentication (SNA) and failure responses for Lookup API transactions on EE in the United Kingdom. API transactions may temporarily fail over to secondary methods like SMS OTP. 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. investigatingOct 28, 2026, 15:54 UTC

   Twilio customers may be experiencing verification failures during API transactions for Silent Network Authentication (SNA) and failure responses for Lookup API transactions on EE in the United Kingdom. Our team is actively investigating the issue. API transactions may temporarily fail over to secondary methods like SMS OTP. We will provide another update in 1 hour or as soon as more information becomes available.

What APIStatus.watch saw

• Oct 28, 2026, 18:10 UTCoperational → unknown
• Oct 28, 2026, 18:15 UTCunknown → operational

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How often does Twilio have incidents?

Twilio reported 505 incidents in the last 90 days, 2 of them major or critical. A typical incident lasted 6h 10m. See Twilio's uptime and incident history