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
1.65B
1,645,647,872
📦
IPv4 networks
76,740
delegated blocks
🧭
IPv6 networks
11,370
delegated blocks
🔗
Autonomous systems
34,065
ASNs
// browse the objects
Browse the ARIN registry
| Prefix | Country | Status | Allocated | Org handle |
|---|---|---|---|---|
| 2605:3c44::/30 | — | reserved | — | … |
| 2605:3c48::/29 | — | reserved | — | … |
| 2605:3c50::/28 | — | available | — | … |
| 2605:3c60::/27 | — | available | — | … |
| 2605:3c81::/32 | — | reserved | — | … |
| 2605:3c82::/31 | — | reserved | — | … |
| 2605:3c84::/30 | — | reserved | — | … |
| 2605:3c88::/29 | — | reserved | — | … |
| 2605:3c90::/28 | — | available | — | … |
| 2605:3ca0::/27 | — | available | — | … |
| 2605:3cc0::/32 | — | reserved | — | … |
| 2605:3cc1::/32 | — | reserved | — | … |
| 2605:3cc2::/31 | — | reserved | — | … |
| 2605:3cc4::/30 | — | reserved | — | … |
| 2605:3cc8::/29 | — | reserved | — | … |
| 2605:3cd0::/28 | — | available | — | … |
| 2605:3ce0::/27 | — | available | — | … |
| 2605:3d01::/32 | — | reserved | — | … |
| 2605:3d02::/31 | — | reserved | — | … |
| 2605:3d04::/30 | — | reserved | — | … |
| 2605:3d08::/29 | — | reserved | — | … |
| 2605:3d10::/28 | — | available | — | … |
| 2605:3d20::/27 | — | available | — | … |
| 2605:3d41::/32 | — | reserved | — | … |
| 2605:3d42::/31 | — | reserved | — | … |
| 2605:3d44::/30 | — | reserved | — | … |
| 2605:3d48::/29 | — | reserved | — | … |
| 2605:3d50::/28 | — | available | — | … |
| 2605:3d60::/27 | — | available | — | … |
| 2605:3d81::/32 | — | reserved | — | … |
| 2605:3d82::/31 | — | reserved | — | … |
| 2605:3d84::/30 | — | reserved | — | … |
| 2605:3d88::/29 | — | reserved | — | … |
| 2605:3d90::/28 | — | available | — | … |
| 2605:3da0::/27 | — | available | — | … |
| 2605:3dc1::/32 | — | reserved | — | … |
| 2605:3dc2::/31 | — | reserved | — | … |
| 2605:3dc4::/30 | — | reserved | — | … |
| 2605:3dc8::/29 | — | reserved | — | … |
| 2605:3dd0::/28 | — | available | — | … |
| 2605:3de0::/27 | — | available | — | … |
| 2605:3e01::/32 | — | reserved | — | … |
| 2605:3e02::/31 | — | reserved | — | … |
| 2605:3e04::/30 | — | reserved | — | … |
| 2605:3e08::/29 | — | reserved | — | … |
| 2605:3e10::/28 | — | available | — | … |
| 2605:3e20::/27 | — | available | — | … |
| 2605:3e50::/28 | — | available | — | … |
| 2605:3e60::/27 | — | available | — | … |
| 2605:3e80::/26 | — | available | — | … |
| 2605:3ec1::/32 | — | reserved | — | … |
| 2605:3ec2::/31 | — | reserved | — | … |
| 2605:3ec4::/30 | — | reserved | — | … |
| 2605:3ec8::/29 | — | reserved | — | … |
| 2605:3ed0::/28 | — | available | — | … |
| 2605:3ee0::/27 | — | available | — | … |
| 2605:3f01::/32 | — | reserved | — | … |
| 2605:3f02::/31 | — | reserved | — | … |
| 2605:3f04::/30 | — | reserved | — | … |
| 2605:3f08::/29 | — | reserved | — | … |
| 2605:3f10::/28 | — | available | — | … |
| 2605:3f20::/27 | — | available | — | … |
| 2605:3f41::/32 | — | reserved | — | … |
| 2605:3f42::/31 | — | reserved | — | … |
| 2605:3f44::/30 | — | reserved | — | … |
| 2605:3f48::/29 | — | reserved | — | … |
| 2605:3f50::/28 | — | available | — | … |
| 2605:3f60::/27 | — | available | — | … |
| 2605:3f90::/28 | — | available | — | … |
| 2605:3fa0::/27 | — | available | — | … |
| 2605:3fc1::/32 | — | reserved | — | … |
| 2605:3fc2::/31 | — | reserved | — | … |
| 2605:3fc4::/30 | — | reserved | — | … |
| 2605:3fc8::/29 | — | reserved | — | … |
| 2605:3fd0::/28 | — | available | — | … |
| 2605:3fe0::/27 | — | available | — | … |
| 2605:4001::/32 | — | reserved | — | … |
| 2605:4002::/31 | — | reserved | — | … |
| 2605:4004::/30 | — | reserved | — | … |
| 2605:4008::/29 | — | reserved | — | … |
| 2605:4010::/28 | — | available | — | … |
| 2605:4020::/27 | — | available | — | … |
| 2605:4041::/32 | — | reserved | — | … |
| 2605:4042::/31 | — | reserved | — | … |
| 2605:4044::/30 | — | reserved | — | … |
| 2605:4048::/29 | — | reserved | — | … |
| 2605:4050::/28 | — | available | — | … |
| 2605:4060::/27 | — | available | — | … |
| 2605:4081::/32 | — | reserved | — | … |
| 2605:4082::/31 | — | reserved | — | … |
| 2605:4084::/30 | — | reserved | — | … |
| 2605:4088::/29 | — | reserved | — | … |
| 2605:4090::/28 | — | available | — | … |
| 2605:40a0::/27 | — | available | — | … |
| 2605:40d0::/28 | — | available | — | … |
| 2605:40e0::/27 | — | available | — | … |
| 2605:4101::/32 | — | reserved | — | … |
| 2605:4102::/31 | — | reserved | — | … |
| 2605:4104::/30 | — | reserved | — | … |
| 2605:4108::/29 | — | reserved | — | … |