SendGrid incident: Silent Network Authentication (SNA) Failure Increase and Gateway API (Lookup API) Failure Increase on EnStream in Canada

Affected components

• Legacy Identity MatchAndAttributes
• Lookup Identity Match
• Lookup SIM Swap
• Verify Silent Network Auth

1. resolvedNov 9, 2026, 05:11 UTC

   The incident has been resolved and API transactions for Silent Network Authentication (SNA) on EnStream in Canada and Lookup API transactions involving EnStream in Canada are operating normally.

2. monitoringNov 9, 2026, 01:03 UTC

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

3. monitoringNov 8, 2026, 23:00 UTC

   We have observed recovery in API transactions for Silent Network Authentication (SNA) and the recovery for Lookup API transactions involving EnStream in Canada and are monitoring service stability. We will provide another update in 2 hours or as soon as more information becomes available.

4. identifiedNov 8, 2026, 20:09 UTC

   We have identified the cause of the Silent Network Authentication (SNA) Failure Increase and Gateway API Failure Increase to EnStream in Canada. We will continue working with our Service Provider to resolve the incident. An update will be provided in 4 hour or as soon as more details become available.

5. identifiedNov 8, 2026, 18:02 UTC

   We have identified the cause of the Silent Network Authentication (SNA) Failure Increase and Gateway API Failure Increase to EnStream in Canada. We will continue working with our Service Provider to resolve the incident. An update will be provided in 2 hour or as soon as more details become available.

6. identifiedNov 8, 2026, 16:59 UTC

   We have identified the cause of the Silent Network Authentication (SNA) Failure Increase and Gateway API Failure Increase to EnStream in Canada. We will continue working with our Service Provider to resolve the incident. An update will be provided in 1 hour or as soon as more details become available.

7. investigatingNov 8, 2026, 16:08 UTC

   Twilio customers may be experiencing verification failures during API transactions for Silent Network Authentication (SNA) and failure responses for Lookup API transactions on EnStream in Canada. 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 2 hours or as soon as more information becomes available.

8. investigatingNov 8, 2026, 14:58 UTC

   Twilio customers may be experiencing verification failures during API transactions for Silent Network Authentication (SNA) and failure responses for Lookup API transactions on EnStream in Canada. 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

Our 5-minute checks didn't record a change in SendGrid's overall status around this incident. Smaller or regional incidents often leave a provider's overall status green.

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