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:bf:4100::/40 | — | available | — | … |
| 2620:bf:4200::/39 | — | available | — | … |
| 2620:bf:4400::/38 | — | available | — | … |
| 2620:bf:4800::/37 | — | available | — | … |
| 2620:bf:5000::/36 | — | available | — | … |
| 2620:bf:6001::/48 | — | reserved | — | … |
| 2620:bf:6002::/47 | — | reserved | — | … |
| 2620:bf:6004::/46 | — | reserved | — | … |
| 2620:bf:6008::/45 | — | reserved | — | … |
| 2620:bf:6010::/44 | — | available | — | … |
| 2620:bf:6020::/43 | — | available | — | … |
| 2620:bf:6040::/42 | — | available | — | … |
| 2620:bf:6080::/41 | — | available | — | … |
| 2620:bf:6100::/40 | — | available | — | … |
| 2620:bf:6200::/39 | — | available | — | … |
| 2620:bf:6400::/38 | — | available | — | … |
| 2620:bf:6800::/37 | — | available | — | … |
| 2620:bf:7000::/36 | — | available | — | … |
| 2620:bf:8001::/48 | — | reserved | — | … |
| 2620:bf:8002::/47 | — | reserved | — | … |
| 2620:bf:8004::/46 | — | reserved | — | … |
| 2620:bf:8008::/45 | — | reserved | — | … |
| 2620:bf:8010::/44 | — | available | — | … |
| 2620:bf:8020::/43 | — | available | — | … |
| 2620:bf:8040::/42 | — | available | — | … |
| 2620:bf:8080::/41 | — | available | — | … |
| 2620:bf:8100::/40 | — | available | — | … |
| 2620:bf:8200::/39 | — | available | — | … |
| 2620:bf:8400::/38 | — | available | — | … |
| 2620:bf:8800::/37 | — | available | — | … |
| 2620:bf:9000::/36 | — | available | — | … |
| 2620:bf:a001::/48 | — | reserved | — | … |
| 2620:bf:a002::/47 | — | reserved | — | … |
| 2620:bf:a004::/46 | — | reserved | — | … |
| 2620:bf:a008::/45 | — | reserved | — | … |
| 2620:bf:a010::/44 | — | available | — | … |
| 2620:bf:a020::/43 | — | available | — | … |
| 2620:bf:a040::/42 | — | available | — | … |
| 2620:bf:a080::/41 | — | available | — | … |
| 2620:bf:a100::/40 | — | available | — | … |
| 2620:bf:a200::/39 | — | available | — | … |
| 2620:bf:a400::/38 | — | available | — | … |
| 2620:bf:a800::/37 | — | available | — | … |
| 2620:bf:b000::/36 | — | available | — | … |
| 2620:bf:c001::/48 | — | reserved | — | … |
| 2620:bf:c002::/47 | — | reserved | — | … |
| 2620:bf:c004::/46 | — | reserved | — | … |
| 2620:bf:c008::/45 | — | reserved | — | … |
| 2620:bf:c010::/44 | — | available | — | … |
| 2620:bf:c020::/43 | — | available | — | … |
| 2620:bf:c040::/42 | — | available | — | … |
| 2620:bf:c080::/41 | — | available | — | … |
| 2620:bf:c100::/40 | — | available | — | … |
| 2620:bf:c200::/39 | — | available | — | … |
| 2620:bf:c400::/38 | — | available | — | … |
| 2620:bf:c800::/37 | — | available | — | … |
| 2620:bf:d000::/36 | — | available | — | … |
| 2620:bf:e001::/48 | — | reserved | — | … |
| 2620:bf:e002::/47 | — | reserved | — | … |
| 2620:bf:e004::/46 | — | reserved | — | … |
| 2620:bf:e008::/45 | — | reserved | — | … |
| 2620:bf:e010::/44 | — | available | — | … |
| 2620:bf:e020::/43 | — | available | — | … |
| 2620:bf:e040::/42 | — | available | — | … |
| 2620:bf:e080::/41 | — | available | — | … |
| 2620:bf:e100::/40 | — | available | — | … |
| 2620:bf:e200::/39 | — | available | — | … |
| 2620:bf:e400::/38 | — | available | — | … |
| 2620:bf:e800::/37 | — | available | — | … |
| 2620:bf:f000::/36 | — | available | — | … |
| 2620:c0:1::/48 | — | reserved | — | … |
| 2620:c0:2::/47 | — | reserved | — | … |
| 2620:c0:4::/46 | — | reserved | — | … |
| 2620:c0:8::/45 | — | reserved | — | … |
| 2620:c0:10::/44 | — | available | — | … |
| 2620:c0:20::/43 | — | available | — | … |
| 2620:c0:40::/42 | — | available | — | … |
| 2620:c0:80::/41 | — | available | — | … |
| 2620:c0:100::/40 | — | available | — | … |
| 2620:c0:200::/39 | — | available | — | … |
| 2620:c0:400::/38 | — | available | — | … |
| 2620:c0:800::/37 | — | available | — | … |
| 2620:c0:1000::/36 | — | available | — | … |
| 2620:c0:2000::/48 | — | reserved | — | … |
| 2620:c0:2001::/48 | — | reserved | — | … |
| 2620:c0:2002::/47 | — | reserved | — | … |
| 2620:c0:2004::/46 | — | reserved | — | … |
| 2620:c0:2008::/45 | — | reserved | — | … |
| 2620:c0:2010::/44 | — | available | — | … |
| 2620:c0:2020::/43 | — | available | — | … |
| 2620:c0:2040::/42 | — | available | — | … |
| 2620:c0:2080::/41 | — | available | — | … |
| 2620:c0:2100::/40 | — | available | — | … |
| 2620:c0:2200::/39 | — | available | — | … |
| 2620:c0:2400::/38 | — | available | — | … |
| 2620:c0:2800::/37 | — | available | — | … |
| 2620:c0:3000::/36 | — | available | — | … |
| 2620:c0:4010::/44 | — | reserved | — | … |
| 2620:c0:4020::/43 | — | reserved | — | … |
| 2620:c0:4040::/42 | — | reserved | — | … |