And yes, my traffic from my computers network leave on the same IP as my mail server. I had installed an firewall but it wasn't enough, the spamhaus listed me again, and now i have only the windows firewall and that firewall log me some potential spam, but that spam is out from my external ip not from my inside ip.to know what is the computer that do the spam. Thu 11:27:55: Waiting for protocol initiation. Thu 11:27:55: Attempting SMTP connection to YOUR MESSAGE WAS NOT DELIVERED TO ONE OR MORE RECIPIENTS! Of delivery attempts are determined by local configuration parameters. The attached message had PERMANENT fatal delivery errors!Īfter one or more unsuccessful delivery attempts the attached message hasīeen removed from the mail queue on this server. If the innocent 3rd parties is the employees, i think that i have some that notification, because the employees receive an mail with subject " PERMANENT DELIVER FAILUARE " when the spamhaus or spamcop block the ip.something like this :
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January 2023
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