Hi
On Tue, 2 Jan 2007 20:59:09 +0100 (CET)
Santiago Vila <sanvila@unex.es> wrote:
> As if those smtp servers were completely innocent. Most probably,
> they are sending spam to CBL spamtrap addresses to begin with.
Yes, most likely they send spam to spamtrap. You can not 100% filter
spam on freemail.
> I don't know the algorithm they use to determine that a mail server is
> a "real" mail server, but if it has a bug, maybe they would be willing
> to know about it.
At least one of those servers tried to achieve not to be blacklisted,
but AFAIK they were not successful...
--
Michal Čihař | http://cihar.com | http://blog.cihar.com
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