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Category glossary

Internet registry

3 definitions associated with Internet registry.

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ARIN

The Regional Internet Registry serving the United States, Canada, parts of the Caribbean, and North Atlantic islands. It allocates and registers Internet number resources within its service region.

IANA

The Internet Assigned Numbers Authority coordinates global registries for protocol parameters, DNS root-zone administration, and allocation of top-level Internet number resources. Its registries are the authoritative source for DNS types, DHCP options, ports, and many other code points.

RIR

Regional Internet Registry, one of the organizations that allocate and register IP address and autonomous system number resources within a service region. The five RIRs are AFRINIC, APNIC, ARIN, LACNIC, and RIPE NCC.