Re: [Nanog] Re: IPv6 rDNS - how will it be done?

[John Levine <johnl () iecc com>]

> Hmm. A macro expansion for a /48 would mean
> 1,208,925,819,614,629,174,706,176 leaves. An interesting stress test
> for name servers... :-).

My inclination would be to use a wildcard that returns something like
not-in-service.some-network.net, and let the clients add records for
the addresses they use.

For spoof resistance, how about doing a forward lookup on the
purported name and only installing it if it gets a matching AAAA
record?

R's,
John