Henry | Security Division wrote: > Hi Martin, > > i know what you mean. Your sender domain is gregorie.org. There are > two MX records in your DNS Zone. So that´s fine. I just want > Spamassassin to flag mails from senders who have no MX Records. I > have tested this anti-spam mechanism in a big environment on a > commercial mailgateway and much spam is filtered just by this rule. > It caused some false positives in the beginning of course but I > personally think that everybody who sends mails should also have MX > records to receive mails!
The "default" MX is the A-record for the domain. /Per Jessen, Zürich