Out of curiosity (as this is a feature that I would like to have as well for a couple of speficic countries), is there a reason that a couple of SA plugins cant be used:
http://wiki.apache.org/spamassassin/URICountryPlugin Or http://wiki.apache.org/spamassassin/RelayCountryPlugin I am not certain which of these would be the correct one to implement. - Skip
