[dns-operations] Reverse Lookup speedup

Paul Vixie paul at vix.com
Thu Aug 2 07:37:01 UTC 2007

> Slaving in-addr.arpa, like FreeBSD does, does not save you a lot of
> lookups. Unlike forward requests, where there are a lot of typos which
> can be catched only by the root, reverse lookups always have an
> existing "TLD" and therefore I suspect that the cache is sufficient.

most of the typo's are before the tld.  slaving every tld on every
recursive server everywhere on the internet seems contraindicated.

More information about the dns-operations mailing list