[rbldnsd] Question on requirements for inclusion of 127.0.0.2 in dnsbl list

[Jon Lewis]

On Tue, 9 Nov 2004, Matthew Sullivan wrote:

> > I've been told by somebody that majority of dnsbl lists add 127.0.0.2
> > for purposes of testing that dnslbl is operational. Apparently its
> > also mentioned
> > at http://www.potaroo.net/ietf/all-ids/draft-irtf-asrg-dnsbl-00.txt
> > (Note: this ID has now expired and no longer offical IETF ID)
> >
> > I'm wondering what people on this list are doing and if it is in fact
> > normal practice if it would make sense to have option at rbldnsd to
> > automaticly answer on that ip if list did not contain it.
>
> You would not want rbldnsd to do it for you as this would stop the
> ability to check for broken zones....

Exactly.  The point of having a standard entry such as 127.0.0.2 is that
users can test for that entry in a dnsbl to make sure the dnsbl is
working.  If that entry is missing, it may be a sign the zone is
corrupt/incomplete.

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 Jon Lewis                   |  I route
 Senior Network Engineer     |  therefore you are
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