whois www.17cats.com/newblog/tags/%E7%A7%9F%E6%88%B7/

Domain:
Turn off cache
Try for webbased whois (don't expect it to work yet)
www.17cats.com/newblog/tags/%E7%A7%9F%E6%88%B7/
checking....www.17cats.com/newblog/tags/%E7%A7%9F%E6%88%B7/
   $ whois www.17cats.com/newblog/tags/%E7%A7%9F%E6%88%B7/
No whois server is known for this kind of object.