Forum Discussion
[HELP] Website in signature block by Exchange server
Hi everybody, We're having a strange issue with Exchange Server, some emails send by our users are correctly delivered to the Exchange servers but (randomly) not to the final user. We're using Gmai...
Hi GLorent
you can use the delist service from Microsoft to whitelist your domain.
https://learn.microsoft.com/en-us/microsoft-365/security/office-365-security/use-the-delist-portal-to-remove-yourself-from-the-office-365-blocked-senders-lis?view=o365-worldwide
also analyze the message header in microsoft MHA to check what is causing the block.
https://mha.azurewebsites.net/
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