ARIN registry — WHOIS, browse & statistics
A daily mirror of ARIN's public delegated registry (North America). Look up a resource, browse every object, or find a company's resources by name.
Single-resource lookup in ARIN’s delegated registry, enriched live from ARIN RDAP.
// what ARIN has delegated
ARIN registry at a glance
🌐
Assigned IPv4 addresses
1.64B
1,644,591,360
📦
IPv4 networks
76,802
delegated blocks
🧭
IPv6 networks
11,469
delegated blocks
🔗
Autonomous systems
34,176
ASNs
// browse the objects
Browse the ARIN registry
| Prefix | Country | Status | Allocated | Org handle |
|---|---|---|---|---|
| 2604:d82::/31 | — | reserved | — | … |
| 2604:d84::/30 | — | reserved | — | … |
| 2604:d88::/29 | — | reserved | — | … |
| 2604:d90::/28 | — | available | — | … |
| 2604:da1::/32 | — | reserved | — | … |
| 2604:da2::/31 | — | reserved | — | … |
| 2604:da4::/30 | — | reserved | — | … |
| 2604:da8::/29 | — | reserved | — | … |
| 2604:db0::/28 | — | available | — | … |
| 2604:dc1::/32 | — | reserved | — | … |
| 2604:dc2::/31 | — | reserved | — | … |
| 2604:dc4::/30 | — | reserved | — | … |
| 2604:dc8::/29 | — | reserved | — | … |
| 2604:dd0::/28 | — | available | — | … |
| 2604:de1::/32 | — | reserved | — | … |
| 2604:de2::/31 | — | reserved | — | … |
| 2604:de4::/30 | — | reserved | — | … |
| 2604:de8::/29 | — | reserved | — | … |
| 2604:df0::/28 | — | available | — | … |
| 2604:e01::/32 | — | reserved | — | … |
| 2604:e02::/31 | — | reserved | — | … |
| 2604:e04::/30 | — | reserved | — | … |
| 2604:e08::/29 | — | reserved | — | … |
| 2604:e10::/28 | — | available | — | … |
| 2604:e21::/32 | — | reserved | — | … |
| 2604:e22::/31 | — | reserved | — | … |
| 2604:e24::/30 | — | reserved | — | … |
| 2604:e28::/29 | — | reserved | — | … |
| 2604:e30::/28 | — | available | — | … |
| 2604:e40::/27 | — | available | — | … |
| 2604:e61::/32 | — | reserved | — | … |
| 2604:e62::/31 | — | reserved | — | … |
| 2604:e64::/30 | — | reserved | — | … |
| 2604:e68::/29 | — | reserved | — | … |
| 2604:e70::/28 | — | available | — | … |
| 2604:e81::/32 | — | reserved | — | … |
| 2604:e82::/31 | — | reserved | — | … |
| 2604:e84::/30 | — | reserved | — | … |
| 2604:e88::/29 | — | reserved | — | … |
| 2604:e90::/28 | — | available | — | … |
| 2604:ea1::/32 | — | reserved | — | … |
| 2604:ea2::/31 | — | reserved | — | … |
| 2604:ea4::/30 | — | reserved | — | … |
| 2604:ea8::/29 | — | reserved | — | … |
| 2604:eb0::/28 | — | available | — | … |
| 2604:ec0::/27 | — | available | — | … |
| 2604:ee1::/32 | — | reserved | — | … |
| 2604:ee2::/31 | — | reserved | — | … |
| 2604:ee4::/30 | — | reserved | — | … |
| 2604:ee8::/29 | — | reserved | — | … |
| 2604:ef0::/28 | — | available | — | … |
| 2604:f00::/27 | — | available | — | … |
| 2604:f21::/32 | — | reserved | — | … |
| 2604:f22::/31 | — | reserved | — | … |
| 2604:f24::/30 | — | reserved | — | … |
| 2604:f28::/29 | — | reserved | — | … |
| 2604:f30::/28 | — | available | — | … |
| 2604:f41::/32 | — | reserved | — | … |
| 2604:f42::/31 | — | reserved | — | … |
| 2604:f44::/30 | — | reserved | — | … |
| 2604:f48::/29 | — | reserved | — | … |
| 2604:f50::/28 | — | available | — | … |
| 2604:f60:100::/40 | — | reserved | — | … |
| 2604:f60:200::/39 | — | reserved | — | … |
| 2604:f60:400::/38 | — | reserved | — | … |
| 2604:f60:800::/37 | — | reserved | — | … |
| 2604:f60:1000::/36 | — | reserved | — | … |
| 2604:f60:2000::/35 | — | reserved | — | … |
| 2604:f60:4000::/34 | — | reserved | — | … |
| 2604:f60:8000::/33 | — | reserved | — | … |
| 2604:f61::/32 | — | reserved | — | … |
| 2604:f62::/31 | — | reserved | — | … |
| 2604:f64::/30 | — | reserved | — | … |
| 2604:f68::/29 | — | reserved | — | … |
| 2604:f70::/28 | — | available | — | … |
| 2604:f81::/32 | — | reserved | — | … |
| 2604:f82::/31 | — | reserved | — | … |
| 2604:f84::/30 | — | reserved | — | … |
| 2604:f88::/29 | — | reserved | — | … |
| 2604:f90::/28 | — | available | — | … |
| 2604:fa1::/32 | — | reserved | — | … |
| 2604:fa2::/31 | — | reserved | — | … |
| 2604:fa4::/30 | — | reserved | — | … |
| 2604:fa8::/29 | — | reserved | — | … |
| 2604:fb0::/28 | — | available | — | … |
| 2604:fc1::/32 | — | reserved | — | … |
| 2604:fc2::/31 | — | reserved | — | … |
| 2604:fc4::/30 | — | reserved | — | … |
| 2604:fc8::/29 | — | reserved | — | … |
| 2604:fd0::/28 | — | available | — | … |
| 2604:fe1::/32 | — | reserved | — | … |
| 2604:fe2::/31 | — | reserved | — | … |
| 2604:fe4::/30 | — | reserved | — | … |
| 2604:fe8::/29 | — | reserved | — | … |
| 2604:ff0::/28 | — | available | — | … |
| 2604:1000::/27 | — | available | — | … |
| 2604:1021::/32 | — | reserved | — | … |
| 2604:1022::/31 | — | reserved | — | … |
| 2604:1024::/30 | — | reserved | — | … |
| 2604:1028::/29 | — | reserved | — | … |