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IPv4

From

Host

127.0.0.0/8

Link Local

169.254.0.0/16

RFC1918

10.0.0.0/8
172.16.0.0/12
192.168.0.0/16

Carrier-Grade NAT

100.64.0.0/10

IEFT Protocol Assignments

192.0.0.0/24

Documentation (RFC 5737)

192.0.2.0/24 Assigned as TEST-NET-1, documentation and examples.
198.51.100.0/24 Assigned as TEST-NET-2, documentation and examples.
203.0.113.0/24 Assigned as TEST-NET-3, documentation and examples.
233.252.0.0/24 Assigned as MCAST-TEST-NET, documentation and examples.
198.18.0.0/15 Used for benchmark testing of inter-network communications between two separate subnets.

Other

224.0.0.0/4 Multicast.
198.18.0.0/15 Network interconnect device benchmark testing.
192.88.99.0/24 IPv6 to IPv4 Translation.
192.0.0.0/24 IETF Protocol Assignments
240.0.0.0/4 REserved for future use.

Bogon

Team Cymru Bogons IPv4 -

http://www.team-cymru.org/Services/Bogons/fullbogons-ipv4.txt

IPv4 addresses that should not be routed across the Internet (including RFC1918 private IP addresses). Either reserved IP address space or unassigned and may be used for malicious purposes. More information: http://www.team-cymru.com/bogon-reference.html

Team Cymru Bogons IPv6 -

http://www.team-cymru.org/Services/Bogons/fullbogons-ipv6.txt

IPv6 addresses that should not be routed across the Internet. Either reserved IP address space or unassigned and may be used for malicious purposes. More information: http://www.team-cymru.com/bogon-reference.html