On 10817 March 1977, MJ Ray wrote: >> > We return 550 during the SMTP conversation. If this was something >> > from a real human, they'd be contacting us another way. >> Right. I believe this way of measuring false positives is inaccurate, >> as I know some users will just curse and conclude that if the system >> refuse to accept the email, they will just ignore the user [...] > Where "some users" includes SPI Deputy Treasurer Branden Robinson who > used to note it on > http://deadbeast.net/~branden/homepage/mailblock.htmlwhich says "I > find blacklisting based on originating IP, when that IP is not a > known source of spam, to be unethical and discourteous." > rfc-ignorant, dsbl and securitysage look like they can list non-sources, > but this is a more general ethic, as spotting false positives is hard.
IIRC he had problems with idiots blocking IPs that are assigned to DialUp users. SPI doesnt do that crap. -- bye Joerg <liw> I'm a blabbermouth _______________________________________________ Spi-general mailing list [email protected] http://lists.spi-inc.org/listinfo/spi-general
