Add external mailserver (with another IP)
Cloudflare is useless when you use the plesk mailserver, because you can't proxy the IP of the mailserver. It would be cool when you could add an external mailserver and all websites would be protected through Cloudflare.
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vote

Please read official documentation about using external mailserver in Plesk https://docs.plesk.com/en-US/obsidian/administrator-guide/mail/using-plesk-without-the-mail-server.72346/
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