On Thursday 31 August 2006 03:48 pm, Alex Mandel tech_dev-at-wildintellect.com |lugod| wrote: > I used a program once, oddly enough it seems like a spammers tool, > called worldcast. It allowed my to verify that addresses on my list were > valid through a multi step check which included hitting the email server > and confirming the account existed. > > Is there someway to turn this concept into filtering an email based on > whether the sender validated as a real email address that exists on a > real domain. > > It seems like a lot of spam spoofs who it's from or in fact has > addresses that really don't exist at all. > > I admit I may be a little naive in how this all works, just poking around. > Alex
Exim can do this, and calls it callout verification. It's not really advised for use, though, and some email providers will blacklist you for using it (AOL, probably others) -- Ryan Castellucci - http://ryanc.org/ GPG Key: http://ryanc.org/files/publickey.asc _______________________________________________ vox-tech mailing list [email protected] http://lists.lugod.org/mailman/listinfo/vox-tech
