DNS requests for 1918 space

Duane Wessels cee4 at packet-pushers.com
Tue Mar 16 20:28:21 UTC 2004


> Is there something special about RFC1918 in this respect? Wouldn't
> these resolvers not work for all of the IN-ADDR.ARPA space? Wouldn't
> they be hitting the roots with all kinds of PTR queries?

Good question.  Certainly I do see plenty of non-1918 PTR queries as well,
but I don't have good stats on that.

> If he has broken resolvers, but the ISP servers are sane, he'll
> obviously end up pounding the ISP servers and perhaps the IANA blackhole
> servers if the queries are unique, but not the root servers.

Agreed.

Duane W.



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