On Tue, 29 Sep 2020, Marc Roos wrote:

How can I mark emails as being spam originating from an ip range owned
by xserver.ua?

% Abuse contact for '176.103.48.0 - 176.103.63.255' is
'ab...@xserver.ua'

Do you want to just tag and deliver or quarantine them? Or do you want to discard them?

If the latter, then the most efficient approach is to tell your MTA to reject SMTP sessions from that IP block with an appropriate message. Avoid the SA scanning overhead entirely.



--
 John Hardin KA7OHZ                    http://www.impsec.org/~jhardin/
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