ARIN (American Registry for Internet Numbers)

The American Registry for Internet Numbers (ARIN) is a nonprofit organization responsible for managing and distributing Internet Protocol (IP) addresses and Autonomous System Numbers (ASNs) in North America. These addresses are essential for devices to communicate over the Internet. ARIN helps ensure a fair allocation of these resources, maintains a database of IP addresses, and fosters cooperation among network operators. By overseeing this critical aspect of the Internet's infrastructure, ARIN plays a key role in ensuring connectivity and addressing policies across the region.