SendGrid incident

SenderAuth and Whitelabel domain errors

Minor Resolved View vendor source →

SendGrid experienced a minor incident on May 22, 2026, lasting 1h 20m. The incident has been resolved; the full update timeline is below.

Started
May 22, 2026, 05:30 PM UTC
Resolved
May 22, 2026, 06:50 PM UTC
Duration
1h 20m
Detected by Pingoru
May 22, 2026, 05:30 PM UTC

Update timeline

  1. investigating May 22, 2026, 05:30 PM UTC

    Starting around 10:17AM on May 22 2026, our engineers began investigating an issue affecting SenderAuth and Whitelabel domains. A subset of customers may be experiencing errors when calling the /v3/domains endpoint. We will provide another update as soon as more information becomes available.

  2. monitoring May 22, 2026, 05:51 PM UTC

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

  3. resolved May 22, 2026, 06:50 PM UTC

    Our engineers have monitored the fix and confirmed the issue with SenderAuth and Whitelabel domains has been resolved. All services are now operating normally at this time.