Our engineers have confirmed that from ~9AM to ~9:15AM 1/11/2021 our API services may have returned a 406 error with no response body to API requests. The issue has been resolved. We apologize for any inconvenience this may have caused and thank you for your patience.
Posted Jan 11, 2021 - 11:21 PST
This incident affected: Mail Sending (API v3) and API.