whois harrys-organization-17.gitbook.io/seo-oct11/

Domain:
Turn off cache
Try for webbased whois (don't expect it to work yet)
harrys-organization-17.gitbook.io/seo-oct11/
checking....harrys-organization-17.gitbook.io/seo-oct11/
   $ whois harrys-organization-17.gitbook.io/seo-oct11/
No whois server is known for this kind of object.