[SURBL-Discuss] RE: Start an IP list to block?
patrik at patrik.com
Fri Sep 10 00:16:27 CEST 2004
At 17:23 2004-09-09 -0400, Chris Santerre wrote:
> >-----Original Message-----
> >From: Matt Kettler [mailto:mkettler at evi-inc.com]
> >Chris, SA 3.0 appears to already support checking DNS
> >blacklisting of URLs
> >based on resolved IP.
That's actually resolved IPs of the hostnames for the *name servers* for
the domain in the uri, not the resolved IPs for the actual host names in
> >and from URIDNSBL.pm:
> > This works by analysing message text and HTML for URLs,
> extracting the
> > domain names from those, querying their NS records in DNS,
> > the hostnames used therein, and querying various DNS blocklists for
"used therein" refers to the NS records.
More information about the Discuss