whois youtube.com/watch?v=d4vCcscAbho
Domain:
Turn off cache
Try for webbased whois (don't expect it to work yet)
youtube.com/watch?v=d4vCcscAbho
checking....youtube.com/watch?v=d4vCcscAbho
$
whois
youtube.com/watch?v=d4vCcscAbho
No whois server is known for this kind of object.