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
1,645,628,928
📦
IPv4 networks
76,687
delegated blocks
🧭
IPv6 networks
11,336
delegated blocks
🔗
Autonomous systems
34,032
ASNs
// browse the objects
Browse the ARIN registry
| Prefix | Country | Status | Allocated | Org handle |
|---|---|---|---|---|
| 2620:cf:9000::/36 | — | available | — | … |
| 2620:cf:a001::/48 | — | reserved | — | … |
| 2620:cf:a002::/47 | — | reserved | — | … |
| 2620:cf:a004::/46 | — | reserved | — | … |
| 2620:cf:a008::/45 | — | reserved | — | … |
| 2620:cf:a010::/44 | — | available | — | … |
| 2620:cf:a020::/43 | — | available | — | … |
| 2620:cf:a040::/42 | — | available | — | … |
| 2620:cf:a080::/41 | — | available | — | … |
| 2620:cf:a100::/40 | — | available | — | … |
| 2620:cf:a200::/39 | — | available | — | … |
| 2620:cf:a400::/38 | — | available | — | … |
| 2620:cf:a800::/37 | — | available | — | … |
| 2620:cf:b000::/36 | — | available | — | … |
| 2620:cf:c010::/44 | — | reserved | — | … |
| 2620:cf:c020::/43 | — | reserved | — | … |
| 2620:cf:c040::/42 | — | reserved | — | … |
| 2620:cf:c080::/41 | — | reserved | — | … |
| 2620:cf:c100::/40 | — | available | — | … |
| 2620:cf:c200::/39 | — | available | — | … |
| 2620:cf:c400::/38 | — | available | — | … |
| 2620:cf:c800::/37 | — | available | — | … |
| 2620:cf:d000::/36 | — | available | — | … |
| 2620:cf:e000::/35 | — | available | — | … |
| 2620:d0:1::/48 | — | reserved | — | … |
| 2620:d0:2::/47 | — | reserved | — | … |
| 2620:d0:4::/46 | — | reserved | — | … |
| 2620:d0:8::/45 | — | reserved | — | … |
| 2620:d0:10::/44 | — | available | — | … |
| 2620:d0:20::/43 | — | available | — | … |
| 2620:d0:40::/42 | — | available | — | … |
| 2620:d0:80::/41 | — | available | — | … |
| 2620:d0:100::/40 | — | available | — | … |
| 2620:d0:200::/39 | — | available | — | … |
| 2620:d0:400::/38 | — | available | — | … |
| 2620:d0:800::/37 | — | available | — | … |
| 2620:d0:1000::/36 | — | available | — | … |
| 2620:d0:2001::/48 | — | reserved | — | … |
| 2620:d0:2002::/47 | — | reserved | — | … |
| 2620:d0:2004::/46 | — | reserved | — | … |
| 2620:d0:2008::/45 | — | reserved | — | … |
| 2620:d0:2010::/44 | — | available | — | … |
| 2620:d0:2020::/43 | — | available | — | … |
| 2620:d0:2040::/42 | — | available | — | … |
| 2620:d0:2080::/41 | — | available | — | … |
| 2620:d0:2100::/40 | — | available | — | … |
| 2620:d0:2200::/39 | — | available | — | … |
| 2620:d0:2400::/38 | — | available | — | … |
| 2620:d0:2800::/37 | — | available | — | … |
| 2620:d0:3000::/36 | — | available | — | … |
| 2620:d0:4001::/48 | — | reserved | — | … |
| 2620:d0:4002::/47 | — | reserved | — | … |
| 2620:d0:4004::/46 | — | reserved | — | … |
| 2620:d0:4008::/45 | — | reserved | — | … |
| 2620:d0:4010::/44 | — | available | — | … |
| 2620:d0:4020::/43 | — | available | — | … |
| 2620:d0:4040::/42 | — | available | — | … |
| 2620:d0:4080::/41 | — | available | — | … |
| 2620:d0:4100::/40 | — | available | — | … |
| 2620:d0:4200::/39 | — | available | — | … |
| 2620:d0:4400::/38 | — | available | — | … |
| 2620:d0:4800::/37 | — | available | — | … |
| 2620:d0:5000::/36 | — | available | — | … |
| 2620:d0:6001::/48 | — | reserved | — | … |
| 2620:d0:6002::/47 | — | reserved | — | … |
| 2620:d0:6004::/46 | — | reserved | — | … |
| 2620:d0:6008::/45 | — | reserved | — | … |
| 2620:d0:6010::/44 | — | available | — | … |
| 2620:d0:6020::/43 | — | available | — | … |
| 2620:d0:6040::/42 | — | available | — | … |
| 2620:d0:6080::/41 | — | available | — | … |
| 2620:d0:6100::/40 | — | available | — | … |
| 2620:d0:6200::/39 | — | available | — | … |
| 2620:d0:6400::/38 | — | available | — | … |
| 2620:d0:6800::/37 | — | available | — | … |
| 2620:d0:7000::/36 | — | available | — | … |
| 2620:d0:8001::/48 | — | reserved | — | … |
| 2620:d0:8002::/47 | — | reserved | — | … |
| 2620:d0:8004::/46 | — | reserved | — | … |
| 2620:d0:8008::/45 | — | reserved | — | … |
| 2620:d0:8010::/44 | — | available | — | … |
| 2620:d0:8020::/43 | — | available | — | … |
| 2620:d0:8040::/42 | — | available | — | … |
| 2620:d0:8080::/41 | — | available | — | … |
| 2620:d0:8100::/40 | — | available | — | … |
| 2620:d0:8200::/39 | — | available | — | … |
| 2620:d0:8400::/38 | — | available | — | … |
| 2620:d0:8800::/37 | — | available | — | … |
| 2620:d0:9000::/36 | — | available | — | … |
| 2620:d0:a001::/48 | — | reserved | — | … |
| 2620:d0:a002::/47 | — | reserved | — | … |
| 2620:d0:a004::/46 | — | reserved | — | … |
| 2620:d0:a008::/45 | — | reserved | — | … |
| 2620:d0:a010::/44 | — | available | — | … |
| 2620:d0:a020::/43 | — | available | — | … |
| 2620:d0:a040::/42 | — | available | — | … |
| 2620:d0:a080::/41 | — | available | — | … |
| 2620:d0:a100::/40 | — | available | — | … |
| 2620:d0:a200::/39 | — | available | — | … |
| 2620:d0:a400::/38 | — | available | — | … |