RBL Error

[Mike Zanker]

On 05 July 2002 18:13 -0800 Nathan Johanson <nathan at tcpnetworks.net>
wrote:

> During my investigation, I did a simple nslookup of all of the lists
> I'm using to make sure they're at least resolving. When I look up
> "bl.spamcop.net," no record appears to exist for it.
>
> ** server can't find bl.spamcop.net: SERVFAIL

Correct, but that's not how the blacklists are used. To find out if,
say, 12.34.56.78 is listed in spamcop you look up

78.56.34.12.bl.spamcop.net

A response of 127.0.0.x means it's listed - NXDOMAIN means it's not.

Mike
--
Mike Zanker
Northampton, UK
PGP Public Key: pgp at zanker.org