BTW,
http://www.whois.sc
is now known as..
http://www.domaintools.com
read their TOS here:
http://www.domaintools.com/members/tos.html
i found this page interesting:
http://www.domaintools.com/info/privacy/
in particular this paragraph:
"With Whom Does Name Intelligence Share Information?
Name Intelligence may share information about you with advertisers, business partners, sponsors, and other third parties. However, we only divulge aggregate information about our users and will not share personally identifiable information with any third party without your express consent. For example, we may disclose how frequently the average Name Intelligence user visits Name Intelligence, or which other query words are most often used with the query word "Linux." Please be aware, however, that we will release specific personal information about you if required to do so in order to comply with any valid legal process such as a search warrant, subpoena, statute, or court order."