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

- Provider: [Twilio](https://down.guide/twilio)
- Level: confirmed
- Impact: Degraded
- lasted 3h 46m
- started 2026-10-28 15:54 UTC
- Verify Silent Network Auth, Lookup Identity Match
- id: DWN-b727c9145e
- Official page: https://stspg.io/gs219tdynm0m

## Updates from Twilio
### 2026-10-28 15:54 UTC: investigating
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.

### 2026-10-28 15:54 UTC: identified
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.

### 2026-10-28 16:55 UTC: identified
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.

### 2026-10-28 17:32 UTC: monitoring
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.

### 2026-10-28 19:38 UTC: monitoring
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.

### 2026-10-28 19:39 UTC: resolved
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.

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