SenderAuth and Whitelabel domain errors

Incident Report for SendGrid

Investigating

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.

Posted May 22, 2026 - 10:30 PDT