Godaddy who Owns DomainThis is Godaddy, who owns a domain.
Cancellation of the personal registry for your Godaddy domain
How to unsubscribe from your domain name registry: Sign in to your DomainsByProxy.comccount. Choose My Domain and then choose the domain names for which you want to unsubscribe. Left-click Cancell Selected or click (Cancel Privacy Registration). Confirmation is displayed. You see the error code CANCEL DEP. If you choose to opt out of your home registry, your personally identifiable information, which includes your name, postal and e-mail addresses, and telephone number, will be displayed in public on the Whois Data Base.
If you terminate your subscription, you will not be reimbursed any personal registry fee by Deutsche Post. Cancellation of the personal domain name must be made before the domain name can be transferred.
and see who the possessor is. They did this because they now know that it is "owned" by Proxyomains. Administrator contact person: Domain names from Proxy, Inc. Now you can e-mail YOUR_DOMAIN.COM@domainsbyproxy.com and it will be redirected to the true owners (who hid his identity) - substitute YOUR_DOMAIN.COM with the domain you are looking for.
You can also log in to DomainTools.com to view the domain history. You' re fortunate that you can get the true e-mail addresses (and addresses) or the true owners from before when they decide to conceal their identities. Or if there was a former holder (in the domain's history), you can get in touch with him and ask him who he was selling the domain to (if he did) and continue from there.
I think maybe Godaddy's "Privacy" domain registry is Domain By proxy. If you say that your domain should be "private" and not reveal any personally identifiable information to the general public while following the ICANN policy of attaching legit information to the domain. If I remember rightly, then you might see an e-mail like 389489fajhksdfhksdfhjska2983@domainsbyproxy[dot] com... that's probably your way of contacting the domaindmin.
Domain by Proxy is a whois disguising domain registration system, anyone who owns a domain can buy it to disguise their whois information. Pursuant to this article in Wikipedia: http://en.wikipedia.org/wiki/Dom..., you can actually access domain names via proxy to retrieve ownership information.