Type: Posts; User: SirDice; Keyword(s):
Yes. He means the reverse lookup zone. In your case that's probably 1.168.192.in-addr.arpa or 168.192.in-addr.arpa.
You probably mean the PTR record ;)
set qt=any to be exact ;) Or directly on the commandline nslookup -qt=any mydomain.com (works on nt and *nix)