This morning between approximately 8:06am MT and 9:57am MT, a very small subset of customers may have experienced issues with IP Access Management (IPAM) and/or authentication errors for Mail Send. We apologize for the inconvenience this may have caused and thank you for your patience. If you have any questions, please contact our Support team at https://support.sendgrid.com/
Posted Jun 05, 2020 - 11:07 PDT
This incident affected: Mail Sending (API v3, SMTP, API v2).