whois sites.google.com/view/seo-experiments/home/

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

sites.google.com/view/seo-experiments/home/
checking....sites.google.com/view/seo-experiments/home/
   $ whois sites.google.com/view/seo-experiments/home/ (cached 19.04.24, 19:20:58)
No whois server is known for this kind of object.