On linux, *BSD, and OS X you can use "host" [luna:~] osiris% host zope.org zope.org has address 63.240.213.171 -- David On May 4, 2005, at 5:13 PM, Jonathan Dillon wrote: >> I can't remember how to do this...determine the IP numbers for a >>> website domain name. >>> >>> can someone refresh my memory? > > An even easier way? > > http://dnsstuff.com/tools/lookup.ch?name=cheese.com&type=A > > Use the tools at DNSstuff.com ;-) > > J