Silent Network Authentication (SNA) Missing Redirects on Vodafone in United Kingdom
View the provider incident record →Current answer
SendGrid experienced a minor incident: Silent Network Authentication (SNA) Missing Redirects on Vodafone in United Kingdom. ServiceAlert observed recovery on Oct 11, 2026.
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Incident Lifecycle
Affected Components
Verify Silent Network Auth
Incident Timeline
Monitoring
We have observed the recovery in API transactions for Silent Network Authentication (SNA) on Vodafone 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.
Oct 11, 2026 at 7:58 AM UTC
Monitoring
We have observed the recovery in API transactions for Silent Network Authentication (SNA) on Vodafone 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.
Oct 11, 2026 at 5:58 AM UTC
Identified
Twilio customers may be experiencing device verification timeouts during API transactions for Silent Network Authentication (SNA) on Vodafone in the United Kingdom. API transactions may temporarily fail over to secondary methods like SMS OTP. Our team is actively investigating the issue. We will provide another update in 1 hour or as soon as more information becomes available.
Oct 11, 2026 at 5:17 AM UTC
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