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Hello, We have an issue with telnet from some IPs. When attempting to telnet to port 26 from certain IPs, there is a delay of 10 seconds in receiving the SMTP banner. After checking with the network team, they have confirmed that there are no restrictions on communication traffic. Is there any...

How to enable DKIM , DMAR for Proxmos email gateway . Kindly share the steps for both

Blacklisted sender has not getting notifications emails. PFA mail filter >> Blacklist rules >> Used objects screenshot

I have added the blacklist in who objects .*klaviyomail.com, But the mails are still received from spammers with the same domain pattern. +++++++++++++++++++++++++++++++ Apr 4 07:04:34 proxmox postfix/smtpd[8468]: connect from unknown[192.168.2.1] Apr 4 07:04:34 proxmox postfix/smtpd[8468]...

Hello, I am receiving spam emails for a specific account which is not controllable and proxmos is not blocking the email spam email received. The source having valid SPF record. IS there any way to prevent the incomming spamming

Hello, For example, my domain is example.com and I have set the spf record with my email server ip and DMARC record to reject policy and in the DKIM ,SPF and DMARC records are fine. When I send a email from other than from email server ip address to gmail it shows blocked because of DMARC...

Hello, I have blocked an email id dhinilkv9567@gmail.com in proxmos who object >> blacklist. But when I send email from dhinilkv9567@gmail.com its not blocking. ITs allowing email to pass.