TCP/IP Private Networks

10.0.0.0 through 10.255.255.255 (10/8 prefix)

172.16.0.0 through 172.31.255.255 (172.16/12 prefix)

192.168.0.0 through 192.168.255.255 (192.168/16 prefix)

source: as defined in RFC1918
keywords: tcp,ip,tcpip,network,local
date: 03/09/2005