ipaddressinfo.net determines your IP address.
0.0.0.0/8 Current network (only valid as source address) | RFC 1700
10.0.0.0/8 Private network | RFC 1918
14.0.0.0/8 Public data networks | RFC 1700
127.0.0.0/8 Loopback | RFC 3330
128.0.0.0/16 Reserved (IANA) | RFC 3330
169.254.0.0/16 Link-Local | RFC 3927
172.16.0.0/12 Private network | RFC 1918
191.255.0.0/16 Reserved (IANA) | RFC 3330
192.0.0.0/24 Reserved (IANA) | RFC 3330
192.0.2.0/24 TEST-NET-1, Documentation and example code | RFC 3330
192.88.99.0/24 IPv6 to IPv4 relay | RFC 3068
192.168.0.0/16 Private network | RFC 1918
198.18.0.0/15 Network benchmark tests | RFC 2544
198.51.100.0/24 TEST-NET-2, Documentation and examples | RFC 5737
203.0.113.0/24 TEST-NET-3, Documentation and examples | RFC 5737
223.255.255.0/24 Reserved (IANA) | RFC 3330
224.0.0.0/4 Multicasts (former Class D network) | RFC 3171
240.0.0.0/4 Reserved (former Class E network) | RFC 1700
255.255.255.255 Broadcast | RFC 919