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
1,644,590,848
📦
IPv4 networks
76,800
delegated blocks
🧭
IPv6 networks
11,462
delegated blocks
🔗
Autonomous systems
34,166
ASNs
// browse the objects
Browse the ARIN registry
| Prefix | Country | Status | Allocated | Org handle |
|---|---|---|---|---|
| 2620:20:a800::/37 | — | available | — | … |
| 2620:20:b000::/36 | — | available | — | … |
| 2620:20:c001::/48 | — | reserved | — | … |
| 2620:20:c002::/47 | — | reserved | — | … |
| 2620:20:c004::/46 | — | reserved | — | … |
| 2620:20:c008::/45 | — | reserved | — | … |
| 2620:20:c010::/44 | — | available | — | … |
| 2620:20:c020::/43 | — | available | — | … |
| 2620:20:c040::/42 | — | available | — | … |
| 2620:20:c080::/41 | — | available | — | … |
| 2620:20:c100::/40 | — | available | — | … |
| 2620:20:c200::/39 | — | available | — | … |
| 2620:20:c400::/38 | — | available | — | … |
| 2620:20:c800::/37 | — | available | — | … |
| 2620:20:d000::/36 | — | available | — | … |
| 2620:20:e000::/35 | — | available | — | … |
| 2620:21:1::/48 | — | reserved | — | … |
| 2620:21:2::/47 | — | reserved | — | … |
| 2620:21:4::/46 | — | reserved | — | … |
| 2620:21:8::/45 | — | reserved | — | … |
| 2620:21:10::/44 | — | available | — | … |
| 2620:21:20::/43 | — | available | — | … |
| 2620:21:40::/42 | — | available | — | … |
| 2620:21:80::/41 | — | available | — | … |
| 2620:21:100::/40 | — | available | — | … |
| 2620:21:200::/39 | — | available | — | … |
| 2620:21:400::/38 | — | available | — | … |
| 2620:21:800::/37 | — | available | — | … |
| 2620:21:1000::/36 | — | available | — | … |
| 2620:21:2001::/48 | — | reserved | — | … |
| 2620:21:2002::/47 | — | reserved | — | … |
| 2620:21:2004::/46 | — | reserved | — | … |
| 2620:21:2008::/45 | — | reserved | — | … |
| 2620:21:2010::/44 | — | available | — | … |
| 2620:21:2020::/43 | — | available | — | … |
| 2620:21:2040::/42 | — | available | — | … |
| 2620:21:2080::/41 | — | available | — | … |
| 2620:21:2100::/40 | — | available | — | … |
| 2620:21:2200::/39 | — | available | — | … |
| 2620:21:2400::/38 | — | available | — | … |
| 2620:21:2800::/37 | — | available | — | … |
| 2620:21:3000::/36 | — | available | — | … |
| 2620:21:4001::/48 | — | reserved | — | … |
| 2620:21:4002::/47 | — | reserved | — | … |
| 2620:21:4004::/46 | — | reserved | — | … |
| 2620:21:4008::/45 | — | reserved | — | … |
| 2620:21:4010::/44 | — | available | — | … |
| 2620:21:4020::/43 | — | available | — | … |
| 2620:21:4040::/42 | — | available | — | … |
| 2620:21:4080::/41 | — | available | — | … |
| 2620:21:4100::/40 | — | available | — | … |
| 2620:21:4200::/39 | — | available | — | … |
| 2620:21:4400::/38 | — | available | — | … |
| 2620:21:4800::/37 | — | available | — | … |
| 2620:21:5000::/36 | — | available | — | … |
| 2620:21:6010::/44 | — | available | — | … |
| 2620:21:6020::/43 | — | available | — | … |
| 2620:21:6040::/42 | — | available | — | … |
| 2620:21:6080::/41 | — | available | — | … |
| 2620:21:6100::/40 | — | available | — | … |
| 2620:21:6200::/39 | — | available | — | … |
| 2620:21:6400::/38 | — | available | — | … |
| 2620:21:6800::/37 | — | available | — | … |
| 2620:21:7000::/36 | — | available | — | … |
| 2620:21:8001::/48 | — | reserved | — | … |
| 2620:21:8002::/47 | — | reserved | — | … |
| 2620:21:8004::/46 | — | reserved | — | … |
| 2620:21:8008::/45 | — | reserved | — | … |
| 2620:21:8010::/44 | — | available | — | … |
| 2620:21:8020::/43 | — | available | — | … |
| 2620:21:8040::/42 | — | available | — | … |
| 2620:21:8080::/41 | — | available | — | … |
| 2620:21:8100::/40 | — | available | — | … |
| 2620:21:8200::/39 | — | available | — | … |
| 2620:21:8400::/38 | — | available | — | … |
| 2620:21:8800::/37 | — | available | — | … |
| 2620:21:9000::/36 | — | available | — | … |
| 2620:21:a001::/48 | — | reserved | — | … |
| 2620:21:a002::/47 | — | reserved | — | … |
| 2620:21:a004::/46 | — | reserved | — | … |
| 2620:21:a008::/45 | — | reserved | — | … |
| 2620:21:a010::/44 | — | available | — | … |
| 2620:21:a020::/43 | — | available | — | … |
| 2620:21:a040::/42 | — | available | — | … |
| 2620:21:a080::/41 | — | available | — | … |
| 2620:21:a100::/40 | — | available | — | … |
| 2620:21:a200::/39 | — | available | — | … |
| 2620:21:a400::/38 | — | available | — | … |
| 2620:21:a800::/37 | — | available | — | … |
| 2620:21:b000::/36 | — | available | — | … |
| 2620:21:c001::/48 | — | reserved | — | … |
| 2620:21:c002::/47 | — | reserved | — | … |
| 2620:21:c004::/46 | — | reserved | — | … |
| 2620:21:c008::/45 | — | reserved | — | … |
| 2620:21:c010::/44 | — | available | — | … |
| 2620:21:c020::/43 | — | available | — | … |
| 2620:21:c040::/42 | — | available | — | … |
| 2620:21:c080::/41 | — | available | — | … |
| 2620:21:c100::/40 | — | available | — | … |
| 2620:21:c200::/39 | — | available | — | … |