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The Internet Assigned Number Authority (IANA) is responsible for Internet protocol (IP) and coordinates global IP addressing, symbols, numbering, media-type and DNS root zone management.
Based at the University of Southern California (USC), IANA manages a centralized IP database and uses global DNS oversight to assign unique IP addresses to private or public organizations. IANA receives annual subscription fees for these services.
IANA is responsible for:
IANA is also responsible for providing all specific codes, functions and protocols, including: