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
1,644,586,496
📦
IPv4 networks
76,820
delegated blocks
🧭
IPv6 networks
11,472
delegated blocks
🔗
Autonomous systems
34,191
ASNs
// browse the objects
Browse the ARIN registry
| Prefix | Country | Status | Allocated | Org handle |
|---|---|---|---|---|
| 2605:4dc0:2000::/35 | — | reserved | — | … |
| 2605:4dc0:4000::/34 | — | reserved | — | … |
| 2605:4dc0:8000::/33 | — | reserved | — | … |
| 2605:4dc1::/32 | — | available | — | … |
| 2605:4dc2::/31 | — | available | — | … |
| 2605:4dc4::/30 | — | available | — | … |
| 2605:4dc8::/29 | — | available | — | … |
| 2605:4dd0::/28 | — | available | — | … |
| 2605:4de0::/27 | — | available | — | … |
| 2605:4e01::/32 | — | reserved | — | … |
| 2605:4e02::/31 | — | reserved | — | … |
| 2605:4e04::/30 | — | reserved | — | … |
| 2605:4e08::/29 | — | reserved | — | … |
| 2605:4e10::/28 | — | available | — | … |
| 2605:4e20::/27 | — | available | — | … |
| 2605:4e41::/32 | — | reserved | — | … |
| 2605:4e42::/31 | — | reserved | — | … |
| 2605:4e44::/30 | — | reserved | — | … |
| 2605:4e48::/29 | — | reserved | — | … |
| 2605:4e50::/28 | — | available | — | … |
| 2605:4e60::/27 | — | available | — | … |
| 2605:4e80::/26 | — | available | — | … |
| 2605:4ec1::/32 | — | reserved | — | … |
| 2605:4ec2::/31 | — | reserved | — | … |
| 2605:4ec4::/30 | — | reserved | — | … |
| 2605:4ec8::/29 | — | reserved | — | … |
| 2605:4ed0::/28 | — | available | — | … |
| 2605:4ee0::/27 | — | available | — | … |
| 2605:4f01::/32 | — | reserved | — | … |
| 2605:4f02::/31 | — | reserved | — | … |
| 2605:4f04::/30 | — | reserved | — | … |
| 2605:4f08::/29 | — | reserved | — | … |
| 2605:4f10::/28 | — | available | — | … |
| 2605:4f20::/27 | — | available | — | … |
| 2605:4f41::/32 | — | reserved | — | … |
| 2605:4f42::/31 | — | reserved | — | … |
| 2605:4f44::/30 | — | reserved | — | … |
| 2605:4f48::/29 | — | reserved | — | … |
| 2605:4f50::/28 | — | available | — | … |
| 2605:4f60::/27 | — | available | — | … |
| 2605:4f81::/32 | — | reserved | — | … |
| 2605:4f82::/31 | — | reserved | — | … |
| 2605:4f84::/30 | — | reserved | — | … |
| 2605:4f88::/29 | — | reserved | — | … |
| 2605:4f90::/28 | — | available | — | … |
| 2605:4fa0::/27 | — | available | — | … |
| 2605:4fc1::/32 | — | reserved | — | … |
| 2605:4fc2::/31 | — | reserved | — | … |
| 2605:4fc4::/30 | — | reserved | — | … |
| 2605:4fc8::/29 | — | reserved | — | … |
| 2605:4fd0::/28 | — | available | — | … |
| 2605:4fe0::/27 | — | available | — | … |
| 2605:5001::/32 | — | reserved | — | … |
| 2605:5002::/31 | — | reserved | — | … |
| 2605:5004::/30 | — | reserved | — | … |
| 2605:5008::/29 | — | reserved | — | … |
| 2605:5010::/28 | — | available | — | … |
| 2605:5020::/27 | — | available | — | … |
| 2605:5040::/26 | — | available | — | … |
| 2605:5081::/32 | — | reserved | — | … |
| 2605:5082::/31 | — | reserved | — | … |
| 2605:5084::/30 | — | reserved | — | … |
| 2605:5088::/29 | — | reserved | — | … |
| 2605:5090::/28 | — | available | — | … |
| 2605:50a0::/27 | — | available | — | … |
| 2605:50c1::/32 | — | reserved | — | … |
| 2605:50c2::/31 | — | reserved | — | … |
| 2605:50c4::/30 | — | reserved | — | … |
| 2605:50c8::/29 | — | reserved | — | … |
| 2605:50d0::/28 | — | available | — | … |
| 2605:50e0::/27 | — | available | — | … |
| 2605:5101::/32 | — | reserved | — | … |
| 2605:5102::/31 | — | reserved | — | … |
| 2605:5104::/30 | — | reserved | — | … |
| 2605:5108::/29 | — | reserved | — | … |
| 2605:5110::/28 | — | available | — | … |
| 2605:5120::/27 | — | available | — | … |
| 2605:5141::/32 | — | reserved | — | … |
| 2605:5142::/31 | — | reserved | — | … |
| 2605:5144::/30 | — | reserved | — | … |
| 2605:5148::/29 | — | reserved | — | … |
| 2605:5150::/28 | — | available | — | … |
| 2605:5160::/27 | — | available | — | … |
| 2605:5181::/32 | — | reserved | — | … |
| 2605:5182::/31 | — | reserved | — | … |
| 2605:5184::/30 | — | reserved | — | … |
| 2605:5188::/29 | — | reserved | — | … |
| 2605:5190::/28 | — | available | — | … |
| 2605:51a0::/27 | — | available | — | … |
| 2605:51c1::/32 | — | reserved | — | … |
| 2605:51c2::/31 | — | reserved | — | … |
| 2605:51c4::/30 | — | reserved | — | … |
| 2605:51c8::/29 | — | reserved | — | … |
| 2605:51d0::/28 | — | available | — | … |
| 2605:51e0::/27 | — | available | — | … |
| 2605:5200::/26 | — | available | — | … |
| 2605:5241::/32 | — | reserved | — | … |
| 2605:5242::/31 | — | reserved | — | … |
| 2605:5244::/30 | — | reserved | — | … |
| 2605:5248::/29 | — | reserved | — | … |