How to determine the owner a domain name

whois: unix command

• Use the whois command in a unix-type machine

  Example: whois wikia.org

  Results:

 Wikia Inc.
   200 2nd Ave S, #306
   St. Petersburg, Florida 33701
   United States

   Registered through: GoDaddy.com
   Domain Name: WIKIA.COM
      Created on: 08-Dec-03
      Expires on: 08-Dec-06
      Last Updated on: 02-Jan-06
................etc......

whois: online checker

• or go to http://www.internic.com and use their online whois
  
  
  From HowTo Wiki, a Wikia wiki.