Sender Authentication Errors

Original incident notification from SendGrid
These maintenances affect outgoing email on the Zenith Media Canada Network of servers, all outgoing email unless configured by the client to do otherwise rely on the smart host gateway of SendGrid.

Jun 16, 06:45 PDT
Resolved - Our engineers have monitored all impacted systems and confirmed all potential issues have been resolved. Customers may have experienced sender authentication issues from 5AM PST to 5:51AM PST, on June 16th. All services are now operating normally.

Jun 16, 06:24 PDT
Investigating - Starting around 5AM PST, on June 16th, our engineers began investigating an increase in 500 errors for sender authentication due to a third party outage. Customers may see 500 errors when validating a domain authentication or branded link. Mail send is not affected. We will provide another update in an hour or as soon as more information becomes available.

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Have an issue thats being affected by this maintenance? Open a Ticket and we can help you find a solution.