On Tue, Mar 28, 2000 at 04:58:27PM +0200, Ron Rademaker wrote: > Does anybody here know how I can find out to what domain a given IP > belongs??? Either do an nslookup on the IP, or use whois: (say the ip is 1.2.3.4) whois -h whois.arin.net 1.2.3 Just use the first 3 octets of the address, leave off the last part.