RIR - Regional Internet Registry

A RIR (Regional Internet Registry) is a non-profit organization responsible for the distribution of IP addresses on a regional level to Local Internet Registries (LIRs), which then assign the addresses to end-users.

There are five RIRs:

1. AfriNIC: Africa,
2. APNIC: Asia-Pacific,
3. ARIN: North-America,
4. LACNIC: Latin-America and the Caribbean,
5. RIPE NCC: Europe.

The Regional Internet Registries (RIRs).

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