Yes, that is true. In the meantime, I have been using surbl as 'John Anderson' constantly advocates on this list. It seems to be very effective with the current spam. I think my accuracy rate is over 95% now without constant maintenance. However, suburl is vulnerable to the use of IP URLs as well.
In any case, spam blocking vs. spam sending will be a constantly evolving arena until pressures are brought to bear on the spammers themselves to raise the cost of spamertising. Joe -----Original Message----- From: Tom Allison [mailto:[EMAIL PROTECTED] Sent: Wednesday, April 21, 2004 5:35 AM To: '[EMAIL PROTECTED]' Subject: Re: [Razor-users] Poor detection ratio Gilbert, Joseph wrote: > On this whole discussion, I read an article that pointed me to an > interesting fact that has beared up extremely well under ,albiet limited, my > personal investigations. Here is the article: > > http://www.colinfahey.com/spam_topics/spam_the_phenomenon.htm > > The author proposes a solution which I do not see as being very workable for > a number of different reasons. However, he touched upon a fact that I find > useful. A lot of spam nowadays advertizes links to 'throwaway' domains. I > did some quick research and found that the emails that spamassassin wasn't > catching had a very high percentage of links to domains that were under a > month old, most under a week old. > This would work up until they moment that they change their addresses to: http://24.203.43.129/freegoop.html ------------------------------------------------------- This SF.Net email is sponsored by: IBM Linux Tutorials Free Linux tutorial presented by Daniel Robbins, President and CEO of GenToo technologies. Learn everything from fundamentals to system administration.http://ads.osdn.com/?ad_id=1470&alloc_id=3638&op=click _______________________________________________ Razor-users mailing list [EMAIL PROTECTED] https://lists.sourceforge.net/lists/listinfo/razor-users ------------------------------------------------------- This SF.Net email is sponsored by: IBM Linux Tutorials Free Linux tutorial presented by Daniel Robbins, President and CEO of GenToo technologies. Learn everything from fundamentals to system administration.http://ads.osdn.com/?ad_id=1470&alloc_id=3638&op=click _______________________________________________ Razor-users mailing list [EMAIL PROTECTED] https://lists.sourceforge.net/lists/listinfo/razor-users
