Public IP Address Assignment
The Internet Corporation for Assigned Names and Numbers (ICANN, www.icann.org) owns the processes by which public IPv4 (and IPv6) addresses are allocated and assigned. A related organization, the Internet Assigned Numbers Authority (IANA, www.iana.org) carries out many of ICANN’s policies. These organizations define which IPv4 addresses can be allocated to different geographic regions, in addition to managing the development of the Domain Name System (DNS) naming structure and new Top Level Domains (TLD), such as domains ending in .com.
ICANN works with several other groups to administer a public IPv4 address assignment strategy that can be roughly summarized as follows:
Step 1. ICANN and IANA group public IPv4 addresses ...
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