They are responsible for members in Asia Pacific. APNIC (Asia Pacific Network Information Centre) Location: Brisbane, Queensland, AustraliaĪPNIC was founded in 1993. They are responsible for members in Africa. AFRINIC (African Network Information Centre) Location: Piscataway, New Jersey, United States of AmericaĪFRINIC was founded in 2005. To delay shortages of IPv4 addresses, new technologies (Network Address Translation (NAT), Classless Inter-Domain Routing (CIDR) and IPv6) and policies (unused IPv4 space reclamation, redistribution IPv4 addresses on the market, new transition mechanisms) were adopted.įive RIRs provides services to administer, manage, distribute and register Internet number resources (address space) to Internet Service Providers and other organizations in their operating regions. Top-level address exhaustion occured on 31 January 2011, when last IPv4 185/8 IP block was assigned to RIPE NCC by IANA.Īll five Regional Internet Registries have exhausted their address pools: Original Internet architecture have fewer thatn 4.3 billion addresses available. Bogons includes reserved private, non-routable on the Internet, addresses (10.0.0.0/8, 172.16.0.0/12, 192.168.0.0/16) and link-local address (169.254.0.0/16), that should not be globally advertised to the internet.
People's Republic of China: 330.3M / 7.7%Ĩ75.3M IPv4 addresses are in use by bogon filtering, which are bogus (fake) IP addresses of a computer network.Top 3 countries by IPv4 address allocation: US Military (Department of Defense) (12 blocks).Top IP address space ownersĢ7 companies and organizations uses 40 IPv4 /8 blocks, that is 15% of all 256 IP blocks.Ĭompanies and organiztions that owns more then 1 IP block: It uses a 32-bit address space that provides 4,294,967,296 (2 32) unique IP addresses. IPv4 is the fourth version of the Internet Protocol (IP).
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