whois nbgvbnv4.free.site.pro/

Domain:
Turn off cache
Try for webbased whois (don't expect it to work yet)

nbgvbnv4.free.site.pro/

checking....nbgvbnv4.free.site.pro/
$ whois nbgvbnv4.free.site.pro/
No whois server is known for this kind of object.