On Tue, 16 Oct 2012 11:25:15 -0400 Joseph Acquisto wrote: > Wondering about this detection: > > "2.4 RDNS_NONE Delivered to internal network by a host > with no rDNS" > > I see this on *all* SPAM marked email some of which are from > legitimate senders. I have set my internal boxes as trusted and > internal in the config file, but still suspect it must be my own > doing.
Spamassassin relies on your MX server to add the rdns in the received header - check that it's there.