IP Addresses & ASNs

ARIN is the registry for Internet number resources (IPv4 and IPv6 address space and Autonomous System numbers) in the region that includes Canada, many Caribbean and North Atlantic Islands, and the United States. In accordance with Section 2.2 of the Number Resource Policy Manual (NRPM), ARIN issues Internet number resources for use within its region. Everything needed to request and manage resources for your organization is available through the links below.