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spoofing

  1. C

    Question Analysing Sender IP in Mail Headers

    I'm looking to find out how to correctly analyse who is sending email spam using the Mail Headers. I get torn between blocking the correct IP that sends this stuff that's detected on my server, and/or adding the email address to the Spam Blacklist on the Server. I realise that Phishing is...
  2. stas styler

    Issue email spoofing & spam

    Dear pleskers, I need your help. I'm providing shared hosting over a server with approx 250 domains most of them are wordpress websites. The server has 1 IP. We are connected to MailChannels and this month we got huge bill of exceeding the plan with houndred thousands of spam mail (SPOOFED)...
  3. Ihtshama

    Issue how to stop email being sent from my server?

    Hello, I am using Plesk Onyx Version 17.5.3 Update #32, on linux server. Last week, I noticed that hundreds are emails are being sent from my server. Then i applied all possible things i read from Plesk store DMAC and other tools, spam assassin, also activated firewall on plesk. But still one...
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