The followind blocks are reserved for private use and are non-routable.
192.168.0.0/16
172.16.0.0/12
10.0.0.0/8
Read RFC 1918 and RFC 3330
Tell this moron to read
http://www.faqs.org/rfcs/rfc3330.html
192.168.0.0/16 - This block is set aside for use in private networks.
Its intended use is documented in [RFC1918]. Addresses within this
block should not appear on the public Internet.