> In article ,
> Mark Andrews wrote:
> > It's not so much about referrals to the TLDs as is it is
> > about all the NXDOMAIN responses.

> But how often do people refer to nonexistent TLDs? They're much more
> likely to mention nonexistent 2LDs, and to reduce all that traffic you'd
> need to slave the popular TLDs.

Leaking private TLD's.

Typos of hostnames result in queries for the unqualifed hostname.

Bad IPv6 resolution results in queries for the unqualifed hostname.
(Applying the search list to IPv6 then IPv4 rather than in parallel.)

The root servers get a lot of garbage.

> --
> Barry Margolin, barmar@alum.mit.edu
> Arlington, MA
> *** PLEASE post questions in newsgroups, not directly to me ***

Mark Andrews, ISC
1 Seymour St., Dundas Valley, NSW 2117, Australia
PHONE: +61 2 9871 4742 INTERNET: Mark_Andrews@isc.org