American Registry for Internet Numbers - ARIN

ARIN (American Registry for Internet Numbers) is a non-profit organization that manages the distribution of Internet number resources such as IP addresses and Autonomous System (AS) numbers in North America, including the United States, Canada, and several Caribbean and North Atlantic islands. ARIN works to ensure a stable, secure, and globally interconnected Internet by working closely with its members and stakeholders to make decisions about the distribution and management of Internet number resources.