According to Dave Huang:
>
>Anyways, most DNS queries use UDP, not TCP... (I think only zone
>transfer uses TCP?)
>

Not only for zone transfers, IIR my DNS correctly a tcp connection is
used if the return data would overflow a udp packet.  Telnet'ing to
the DNS port should give you a connection since bind should be
listening on the TCP port.

-- 
Brett Lymn, Computer Systems Administrator, British Aerospace Australia
===============================================================================
  +++ Divide By Cucumber Error.  Please Reinstall Universe And Reboot +++
  - Hogfather, Terry Pratchett.