On 2007-01-18T11:27, Martin wrote: > Hello. > > I'm using spamd but am noticing that some SPAM is still coming though > > It's probably more dev but I don't like posting to the dev/tech lists. If > the > ideas/info have merit, then perhaps it can be forwarded to that list. > > Can (or does) spamd look at the From:, do a MX/A record dns lookup and > compare. it to the sender IP to see if it's valid during the SMTP > transaction ? that is not so easy. You could easily shoot in your own foot. SPF is very similiar but needs some additional dns entries.
hth, Marcus.
