We are getting mail from system mailbox.

Md. Mahfuzur Rahman 346 Reputation points
2023-04-02T17:00:57.7233333+00:00

We are getting mail from the system mailbox. we have Exchange server 2016 with Exchange hybrid. Screenshots is given below-

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Exchange Online
A Microsoft email and calendaring hosted service.
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Exchange | Exchange Server | Management
Exchange | Hybrid management
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  1. Andy David - MVP 157.8K Reputation points MVP Volunteer Moderator
    2023-04-02T19:23:22.1366667+00:00

    Was the message sent to a moderated group? If so, that looks expected if someone already approved the message

    https://techcommunity.microsoft.com/t5/exchange-team-blog/demystifying-moderation/ba-p/2566197


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