The global coordination of the DNS root, IP addressing, and other Internet protocol resources is performed as the Internet Assigned Numbers Authority (IANA) functions. Learn more.
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Domain Names
Management of the DNS Root Zone (assignments of ccTLDs and gTLDs) along with other functions such as the .int and .arpa zones.
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Number Resources
Coordination of the global IP and AS number spaces, such as allocations made to Regional Internet Registries.
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Protocol Assignments
The central repository for protocol name and number registries used in many Internet protocols.