> 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.
