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  2. List of countries by IPv4 address allocation - Wikipedia

    en.wikipedia.org/wiki/List_of_countries_by_IPv4...

    This is a list of countries by IPv4 address allocation. The Internet Assigned Numbers Authority (IANA) distributes large blocks of addresses to regional Internet registries (RIRs), which then assign them to national Internet registries and local Internet registries within their respective service regions. [ 1 ]

  3. List of assigned /8 IPv4 address blocks - Wikipedia

    en.wikipedia.org/.../8_IPv4_address_blocks

    Some large / 8 blocks of IPv4 addresses, the former Class A network blocks, are assigned in whole to single organizations or related groups of organizations, either by the Internet Corporation for Assigned Names and Numbers (ICANN), through the Internet Assigned Numbers Authority (IANA), or a regional Internet registry.

  4. Classful network - Wikipedia

    en.wikipedia.org/wiki/Classful_network

    The method divides the IP address space for Internet Protocol version 4 (IPv4) into five address classes based on the leading four address bits. Classes A, B, and C provide unicast addresses for networks of three different network sizes. Class D is for multicast networking and the class E address range is reserved for future or experimental ...

  5. Regional Internet registry - Wikipedia

    en.wikipedia.org/wiki/Regional_Internet_registry

    Map of regional Internet registries The regional Internet registry system evolved, eventually dividing the responsibility for management to a registry for each of five regions of the world. The regional Internet registries are informally liaised through the unincorporated Number Resource Organization (NRO), which is a coordinating body to act ...

  6. RIPE NCC - Wikipedia

    en.wikipedia.org/wiki/RIPE_NCC

    The RIPE NCC service region [3] consists of countries in Europe, the Middle East and parts of Central Asia. RIPE NCC services are available to users outside this region through Local Internet Registries; these entities must have a valid legal address inside the service region but can offer their services to anyone. [7] Asia. Southwest Asia [29]

  7. Reserved IP addresses - Wikipedia

    en.wikipedia.org/wiki/Reserved_IP_addresses

    Used for link-local addresses [5] between two hosts on a single link when no IP address is otherwise specified, such as would have normally been retrieved from a DHCP server 172.16.0.0/12 172.16.0.0–172.31.255.255

  8. Country code top-level domain - Wikipedia

    en.wikipedia.org/wiki/Country_code_top-level_domain

    A country code top-level domain (ccTLD) is an Internet top-level domain generally used or reserved for a country, sovereign state, or dependent territory identified with a country code.

  9. List of Internet exchange points - Wikipedia

    en.wikipedia.org/wiki/List_of_Internet_exchange...

    United States: Orlando, Orlando, Florida: DACS-IX Orlando [331] North America United States: Fremont: FCIX [332] North America United States: Fremont: Lambda Internet Exchange [333] North America United States: Fremont with global presence EVIX [334] North America United States: Ashland: Richmond Virginia Internet Exchange (RVA-IX) [335] North ...