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:b3:e000::/35 | — | available | — | … |
| 2620:b4:1::/48 | — | reserved | — | … |
| 2620:b4:2::/47 | — | reserved | — | … |
| 2620:b4:4::/46 | — | reserved | — | … |
| 2620:b4:8::/45 | — | reserved | — | … |
| 2620:b4:10::/44 | — | available | — | … |
| 2620:b4:20::/43 | — | available | — | … |
| 2620:b4:40::/42 | — | available | — | … |
| 2620:b4:80::/41 | — | available | — | … |
| 2620:b4:100::/40 | — | available | — | … |
| 2620:b4:200::/39 | — | available | — | … |
| 2620:b4:400::/38 | — | available | — | … |
| 2620:b4:800::/37 | — | available | — | … |
| 2620:b4:1000::/36 | — | available | — | … |
| 2620:b4:2010::/44 | — | available | — | … |
| 2620:b4:2020::/43 | — | available | — | … |
| 2620:b4:2040::/42 | — | available | — | … |
| 2620:b4:2080::/41 | — | available | — | … |
| 2620:b4:2100::/40 | — | available | — | … |
| 2620:b4:2200::/39 | — | available | — | … |
| 2620:b4:2400::/38 | — | available | — | … |
| 2620:b4:2800::/37 | — | available | — | … |
| 2620:b4:3000::/36 | — | available | — | … |
| 2620:b4:4001::/48 | — | reserved | — | … |
| 2620:b4:4002::/47 | — | reserved | — | … |
| 2620:b4:4004::/46 | — | reserved | — | … |
| 2620:b4:4008::/45 | — | reserved | — | … |
| 2620:b4:4010::/44 | — | available | — | … |
| 2620:b4:4020::/43 | — | available | — | … |
| 2620:b4:4040::/42 | — | available | — | … |
| 2620:b4:4080::/41 | — | available | — | … |
| 2620:b4:4100::/40 | — | available | — | … |
| 2620:b4:4200::/39 | — | available | — | … |
| 2620:b4:4400::/38 | — | available | — | … |
| 2620:b4:4800::/37 | — | available | — | … |
| 2620:b4:5000::/36 | — | available | — | … |
| 2620:b4:6001::/48 | — | reserved | — | … |
| 2620:b4:6002::/47 | — | reserved | — | … |
| 2620:b4:6004::/46 | — | reserved | — | … |
| 2620:b4:6008::/45 | — | reserved | — | … |
| 2620:b4:6010::/44 | — | available | — | … |
| 2620:b4:6020::/43 | — | available | — | … |
| 2620:b4:6040::/42 | — | available | — | … |
| 2620:b4:6080::/41 | — | available | — | … |
| 2620:b4:6100::/40 | — | available | — | … |
| 2620:b4:6200::/39 | — | available | — | … |
| 2620:b4:6400::/38 | — | available | — | … |
| 2620:b4:6800::/37 | — | available | — | … |
| 2620:b4:7000::/36 | — | available | — | … |
| 2620:b4:8001::/48 | — | reserved | — | … |
| 2620:b4:8002::/47 | — | reserved | — | … |
| 2620:b4:8004::/46 | — | reserved | — | … |
| 2620:b4:8008::/45 | — | reserved | — | … |
| 2620:b4:8010::/44 | — | available | — | … |
| 2620:b4:8020::/43 | — | available | — | … |
| 2620:b4:8040::/42 | — | available | — | … |
| 2620:b4:8080::/41 | — | available | — | … |
| 2620:b4:8100::/40 | — | available | — | … |
| 2620:b4:8200::/39 | — | available | — | … |
| 2620:b4:8400::/38 | — | available | — | … |
| 2620:b4:8800::/37 | — | available | — | … |
| 2620:b4:9000::/36 | — | available | — | … |
| 2620:b4:a001::/48 | — | reserved | — | … |
| 2620:b4:a002::/47 | — | reserved | — | … |
| 2620:b4:a004::/46 | — | reserved | — | … |
| 2620:b4:a008::/45 | — | reserved | — | … |
| 2620:b4:a010::/44 | — | available | — | … |
| 2620:b4:a020::/43 | — | available | — | … |
| 2620:b4:a040::/42 | — | available | — | … |
| 2620:b4:a080::/41 | — | available | — | … |
| 2620:b4:a100::/40 | — | available | — | … |
| 2620:b4:a200::/39 | — | available | — | … |
| 2620:b4:a400::/38 | — | available | — | … |
| 2620:b4:a800::/37 | — | available | — | … |
| 2620:b4:b000::/36 | — | available | — | … |
| 2620:b4:c001::/48 | — | reserved | — | … |
| 2620:b4:c002::/47 | — | reserved | — | … |
| 2620:b4:c004::/46 | — | reserved | — | … |
| 2620:b4:c008::/45 | — | reserved | — | … |
| 2620:b4:c010::/44 | — | available | — | … |
| 2620:b4:c020::/43 | — | available | — | … |
| 2620:b4:c040::/42 | — | available | — | … |
| 2620:b4:c080::/41 | — | available | — | … |
| 2620:b4:c100::/40 | — | available | — | … |
| 2620:b4:c200::/39 | — | available | — | … |
| 2620:b4:c400::/38 | — | available | — | … |
| 2620:b4:c800::/37 | — | available | — | … |
| 2620:b4:d000::/36 | — | available | — | … |
| 2620:b4:e001::/48 | — | reserved | — | … |
| 2620:b4:e002::/47 | — | reserved | — | … |
| 2620:b4:e004::/46 | — | reserved | — | … |
| 2620:b4:e008::/45 | — | reserved | — | … |
| 2620:b4:e010::/44 | — | available | — | … |
| 2620:b4:e020::/43 | — | available | — | … |
| 2620:b4:e040::/42 | — | available | — | … |
| 2620:b4:e080::/41 | — | available | — | … |
| 2620:b4:e100::/40 | — | available | — | … |
| 2620:b4:e200::/39 | — | available | — | … |
| 2620:b4:e400::/38 | — | available | — | … |
| 2620:b4:e800::/37 | — | available | — | … |