cohda-10.txt - P2 2025-11-11 Getting lots of NDR from Mimecast to postmaster (ID:10)

11/11/25
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Need to investigate. 

13/11/25
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Removed old users from Mimecast. 

14/11/25
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Logged a ticket with Iocane. 175443

20/11/25
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Set status to TESTING. Still getting occasional NDRs. Might just be non existent users.