whois www.17cats.com/newblog/categories/%E5%8F%AF%E7%9C%9F%E5%A4%A7/

Domain:
Turn off cache
Try for webbased whois (don't expect it to work yet)
www.17cats.com/newblog/categories/%E5%8F%AF%E7%9C%9F%E5%A4%A7/
checking....www.17cats.com/newblog/categories/%E5%8F%AF%E7%9C%9F%E5%A4%A7/
   $ whois www.17cats.com/newblog/categories/%E5%8F%AF%E7%9C%9F%E5%A4%A7/
No whois server is known for this kind of object.