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

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
• 192.88.99.0/24 IPv6 to IPv4 Translation
• 192.0.0.0/24 IETF Protocol Assignments

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