In the Internet addressing architecture, the Internet Engineering Task Force (IETF) and the Internet Assigned Numbers Authority (IANA) have reserved various Internet Protocol (IP) addresses for special purposes.

IPv4

IPv4 designates special usage or applications for various addresses or address blocks:

IPv6

IPv6 assigns special uses or applications for various IP addresses:

See also

  • Bogon filtering
  • Martian packet
  • Classless Inter-Domain Routing (CIDR)
  • Top-level domain § Reserved domains

References

External links

  • IANA IPv4 Special-Purpose Address Registry
  • IANA IPv6 Special-Purpose Address Registry

rfc ipv4 public addresses

What are Special IP Addresses in IPv4? Binary Terms

IPv4 Reserved Addresses

Managing IP Addresses for Civo Resources Civo Documentation

Reserved ip addresses