whois www.17cats.com/newblog/tags/%E5%87%BA%E5%8F%A3/

Domain:
Turn off cache
Try for webbased whois (don't expect it to work yet)
www.17cats.com/newblog/tags/%E5%87%BA%E5%8F%A3/
checking....www.17cats.com/newblog/tags/%E5%87%BA%E5%8F%A3/
   $ whois www.17cats.com/newblog/tags/%E5%87%BA%E5%8F%A3/
No whois server is known for this kind of object.