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
1,645,629,184
📦
IPv4 networks
76,691
delegated blocks
🧭
IPv6 networks
11,348
delegated blocks
🔗
Autonomous systems
34,039
ASNs
// browse the objects
Browse the ARIN registry
| Prefix | Country | Status | Allocated | Org handle |
|---|---|---|---|---|
| 2620:b4:f000::/36 | — | available | — | … |
| 2620:b5:1::/48 | — | reserved | — | … |
| 2620:b5:2::/47 | — | reserved | — | … |
| 2620:b5:4::/46 | — | reserved | — | … |
| 2620:b5:8::/45 | — | reserved | — | … |
| 2620:b5:10::/44 | — | available | — | … |
| 2620:b5:20::/43 | — | available | — | … |
| 2620:b5:40::/42 | — | available | — | … |
| 2620:b5:80::/41 | — | available | — | … |
| 2620:b5:100::/40 | — | available | — | … |
| 2620:b5:200::/39 | — | available | — | … |
| 2620:b5:400::/38 | — | available | — | … |
| 2620:b5:800::/37 | — | available | — | … |
| 2620:b5:1000::/36 | — | available | — | … |
| 2620:b5:2010::/44 | — | available | — | … |
| 2620:b5:2020::/43 | — | available | — | … |
| 2620:b5:2040::/42 | — | available | — | … |
| 2620:b5:2080::/41 | — | available | — | … |
| 2620:b5:2100::/40 | — | available | — | … |
| 2620:b5:2200::/39 | — | available | — | … |
| 2620:b5:2400::/38 | — | available | — | … |
| 2620:b5:2800::/37 | — | available | — | … |
| 2620:b5:3000::/36 | — | available | — | … |
| 2620:b5:4001::/48 | — | reserved | — | … |
| 2620:b5:4002::/47 | — | reserved | — | … |
| 2620:b5:4004::/46 | — | reserved | — | … |
| 2620:b5:4008::/45 | — | reserved | — | … |
| 2620:b5:4010::/44 | — | available | — | … |
| 2620:b5:4020::/43 | — | available | — | … |
| 2620:b5:4040::/42 | — | available | — | … |
| 2620:b5:4080::/41 | — | available | — | … |
| 2620:b5:4100::/40 | — | available | — | … |
| 2620:b5:4200::/39 | — | available | — | … |
| 2620:b5:4400::/38 | — | available | — | … |
| 2620:b5:4800::/37 | — | available | — | … |
| 2620:b5:5000::/36 | — | available | — | … |
| 2620:b5:6001::/48 | — | reserved | — | … |
| 2620:b5:6002::/47 | — | reserved | — | … |
| 2620:b5:6004::/46 | — | reserved | — | … |
| 2620:b5:6008::/45 | — | reserved | — | … |
| 2620:b5:6010::/44 | — | available | — | … |
| 2620:b5:6020::/43 | — | available | — | … |
| 2620:b5:6040::/42 | — | available | — | … |
| 2620:b5:6080::/41 | — | available | — | … |
| 2620:b5:6100::/40 | — | available | — | … |
| 2620:b5:6200::/39 | — | available | — | … |
| 2620:b5:6400::/38 | — | available | — | … |
| 2620:b5:6800::/37 | — | available | — | … |
| 2620:b5:7000::/36 | — | available | — | … |
| 2620:b5:8001::/48 | — | reserved | — | … |
| 2620:b5:8002::/47 | — | reserved | — | … |
| 2620:b5:8004::/46 | — | reserved | — | … |
| 2620:b5:8008::/45 | — | reserved | — | … |
| 2620:b5:8010::/44 | — | available | — | … |
| 2620:b5:8020::/43 | — | available | — | … |
| 2620:b5:8040::/42 | — | available | — | … |
| 2620:b5:8080::/41 | — | available | — | … |
| 2620:b5:8100::/40 | — | available | — | … |
| 2620:b5:8200::/39 | — | available | — | … |
| 2620:b5:8400::/38 | — | available | — | … |
| 2620:b5:8800::/37 | — | available | — | … |
| 2620:b5:9000::/36 | — | available | — | … |
| 2620:b5:a000::/48 | — | reserved | — | … |
| 2620:b5:a001::/48 | — | reserved | — | … |
| 2620:b5:a002::/47 | — | reserved | — | … |
| 2620:b5:a004::/46 | — | reserved | — | … |
| 2620:b5:a008::/45 | — | reserved | — | … |
| 2620:b5:a010::/44 | — | available | — | … |
| 2620:b5:a020::/43 | — | available | — | … |
| 2620:b5:a040::/42 | — | available | — | … |
| 2620:b5:a080::/41 | — | available | — | … |
| 2620:b5:a100::/40 | — | available | — | … |
| 2620:b5:a200::/39 | — | available | — | … |
| 2620:b5:a400::/38 | — | available | — | … |
| 2620:b5:a800::/37 | — | available | — | … |
| 2620:b5:b000::/36 | — | available | — | … |
| 2620:b5:c001::/48 | — | reserved | — | … |
| 2620:b5:c002::/47 | — | reserved | — | … |
| 2620:b5:c004::/46 | — | reserved | — | … |
| 2620:b5:c008::/45 | — | reserved | — | … |
| 2620:b5:c010::/44 | — | available | — | … |
| 2620:b5:c020::/43 | — | available | — | … |
| 2620:b5:c040::/42 | — | available | — | … |
| 2620:b5:c080::/41 | — | available | — | … |
| 2620:b5:c100::/40 | — | available | — | … |
| 2620:b5:c200::/39 | — | available | — | … |
| 2620:b5:c400::/38 | — | available | — | … |
| 2620:b5:c800::/37 | — | available | — | … |
| 2620:b5:d000::/36 | — | available | — | … |
| 2620:b5:e001::/48 | — | reserved | — | … |
| 2620:b5:e002::/47 | — | reserved | — | … |
| 2620:b5:e004::/46 | — | reserved | — | … |
| 2620:b5:e008::/45 | — | reserved | — | … |
| 2620:b5:e010::/44 | — | available | — | … |
| 2620:b5:e020::/43 | — | available | — | … |
| 2620:b5:e040::/42 | — | available | — | … |
| 2620:b5:e080::/41 | — | available | — | … |
| 2620:b5:e100::/40 | — | available | — | … |
| 2620:b5:e200::/39 | — | available | — | … |
| 2620:b5:e400::/38 | — | available | — | … |