whois stroiprokatkor.ru/user/offertooth82/
Domain:
Turn off cache
Try for webbased whois (don't expect it to work yet)
stroiprokatkor.ru/user/offertooth82/
checking....stroiprokatkor.ru/user/offertooth82/
$
whois
stroiprokatkor.ru/user/offertooth82/
No whois server is known for this kind of object.