Excluding Recipients Within Segments Not Working When Sending via Single Sends

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.

Nov 22, 19:13 PST
Resolved - Our engineers have confirmed the issue with segmenting with exclusions has been resolved. All services are now operating normally at this time.

Nov 22, 18:54 PST
Investigating - Starting around 8:47 am PT on November 22nd 2021, our engineers began investigating an issue with single sends not sending when excluding contacts from a segment. Customer may experience issues with excluding recipients via segments not working within single sends. This only will impact single sends associated with segments that elect to exclude recipients. We will provide another update in 30 minutes 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.