Thanks, Scott.
----- Original Message ----- From: "R. Scott Perry" <[EMAIL PROTECTED]> To: <[EMAIL PROTECTED]> Sent: Friday, April 16, 2004 6:58 AM Subject: Re: [Declude.JunkMail] why does this fail the spam domains test? > > >yahoo.com > >would require that all possible REVDNS entries contain "yahoo.com" so a > >message would pass the test if the REVDNS of its originating IP was > >abc.yahoo.com, abcyahoo.com or abc.yahoo.com.hk, but not yahoo.ca > > Correct, but this has the drawback of blocking "[EMAIL PROTECTED]" if > they do not have "yahoo.com" in the return address. In this case, it > probably would not be an issue (few legitimate non-Yahoo domains would end > in yahoo.com, and fewer would come from IPs with a reverse DNS entry that > did not contain yahoo.com). > > >@yahoo.com yahoo.com > >would require that all possible REVDNS entries end in "yahoo.com" so a > >message would pass the test if the REVDNS of its originating IP was > >abc.yahoo.com or abcyahoo.com, but not abc.yahoo.com.hk, or yahoo.ca > > Correct. > > >.yahoo.com yahoo.com > >would require that all possible REVDNS entries end in ".yahoo.com" so a > >message would pass the test if the REVDNS of its originating IP was > >abc.yahoo.com but not abc.yahoo.com.hk or yahoo.ca > > Yes, but it would only apply to E-mails from [EMAIL PROTECTED] > (specifically, any E-mail address with ".yahoo.com" in it). > > -Scott > --- > Declude JunkMail: The advanced anti-spam solution for IMail mailservers > since 2000. > Declude Virus: Ultra reliable virus detection and the leader in mailserver > vulnerability detection. > Find out what you've been missing: Ask for a free 30-day evaluation. > > --- > [This E-mail was scanned for viruses by Declude Virus (http://www.declude.com)] > > --- > This E-mail came from the Declude.JunkMail mailing list. To > unsubscribe, just send an E-mail to [EMAIL PROTECTED], and > type "unsubscribe Declude.JunkMail". The archives can be found > at http://www.mail-archive.com. > > --- [This E-mail was scanned for viruses by Declude Virus (http://www.declude.com)] --- This E-mail came from the Declude.JunkMail mailing list. To unsubscribe, just send an E-mail to [EMAIL PROTECTED], and type "unsubscribe Declude.JunkMail". The archives can be found at http://www.mail-archive.com.
