[rbldnsd] rbldnsd setup and domain hoster

furio ercolessi furio at spin.it
Tue Nov 28 01:43:36 MSK 2006


On Mon, Nov 27, 2006 at 08:33:25PM +0100, Monk wrote:
> We tested both and found them to be very aggressive. Also they contain a 
> lot of false positives, e.g. IPs from some Italian providers who proxy 
> their dial up internet connections. 

We are perhaps going somewhat OT here,  but we use CBL (XBL actually, that
contains CBL) in Italy for business traffic with no significant FP issues.
If you refer to Fastweb, who indeed uses NAT for broadband pools so 
that thousand of users are behind a single IP: blocking the
Fastweb residential NAT is completely safe and I think it is a "must".
There are no real mail servers coming out of those IPs.
They are permanently in CBL becayse they emit worms constantly
(there is always at least an infected users in thousands).

If there is a CBL FP in italian space, I will be interested to know
the IP to analyze the case (please mail me privately).

Thx

furio



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