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
1,644,997,632
📦
IPv4 networks
76,756
delegated blocks
🧭
IPv6 networks
11,434
delegated blocks
🔗
Autonomous systems
34,116
ASNs
// browse the objects
Browse the ARIN registry
| Prefix | Country | Status | Allocated | Org handle |
|---|---|---|---|---|
| 2620:128:4040::/42 | — | reserved | — | … |
| 2620:128:4080::/41 | — | reserved | — | … |
| 2620:128:4100::/40 | — | available | — | … |
| 2620:128:4200::/39 | — | available | — | … |
| 2620:128:4400::/38 | — | available | — | … |
| 2620:128:4800::/37 | — | available | — | … |
| 2620:128:5000::/36 | — | available | — | … |
| 2620:128:6010::/44 | — | reserved | — | … |
| 2620:128:6020::/43 | — | reserved | — | … |
| 2620:128:6040::/42 | — | reserved | — | … |
| 2620:128:6080::/41 | — | reserved | — | … |
| 2620:128:6100::/40 | — | available | — | … |
| 2620:128:6200::/39 | — | available | — | … |
| 2620:128:6400::/38 | — | available | — | … |
| 2620:128:6800::/37 | — | available | — | … |
| 2620:128:7010::/44 | — | reserved | — | … |
| 2620:128:7020::/43 | — | reserved | — | … |
| 2620:128:7040::/42 | — | reserved | — | … |
| 2620:128:7080::/41 | — | reserved | — | … |
| 2620:128:7100::/40 | — | available | — | … |
| 2620:128:7200::/39 | — | available | — | … |
| 2620:128:7400::/38 | — | available | — | … |
| 2620:128:7800::/37 | — | available | — | … |
| 2620:128:8010::/44 | — | reserved | — | … |
| 2620:128:8020::/43 | — | reserved | — | … |
| 2620:128:8040::/42 | — | reserved | — | … |
| 2620:128:8080::/41 | — | reserved | — | … |
| 2620:128:8100::/40 | — | available | — | … |
| 2620:128:8200::/39 | — | available | — | … |
| 2620:128:8400::/38 | — | available | — | … |
| 2620:128:8800::/37 | — | available | — | … |
| 2620:128:9000::/36 | — | available | — | … |
| 2620:128:a000::/36 | — | available | — | … |
| 2620:128:b100::/40 | — | reserved | — | … |
| 2620:128:b200::/39 | — | reserved | — | … |
| 2620:128:b400::/38 | — | reserved | — | … |
| 2620:128:b800::/37 | — | reserved | — | … |
| 2620:128:c100::/40 | — | reserved | — | … |
| 2620:128:c200::/39 | — | reserved | — | … |
| 2620:128:c400::/38 | — | reserved | — | … |
| 2620:128:c800::/37 | — | reserved | — | … |
| 2620:128:d100::/40 | — | reserved | — | … |
| 2620:128:d200::/39 | — | reserved | — | … |
| 2620:128:d400::/38 | — | reserved | — | … |
| 2620:128:d800::/37 | — | reserved | — | … |
| 2620:128:e100::/40 | — | reserved | — | … |
| 2620:128:e200::/39 | — | reserved | — | … |
| 2620:128:e400::/38 | — | reserved | — | … |
| 2620:128:e800::/37 | — | reserved | — | … |
| 2620:128:f100::/40 | — | reserved | — | … |
| 2620:128:f200::/39 | — | reserved | — | … |
| 2620:128:f400::/38 | — | reserved | — | … |
| 2620:128:f800::/37 | — | reserved | — | … |
| 2620:129:10::/44 | — | reserved | — | … |
| 2620:129:20::/43 | — | reserved | — | … |
| 2620:129:40::/42 | — | reserved | — | … |
| 2620:129:80::/41 | — | reserved | — | … |
| 2620:129:100::/40 | — | available | — | … |
| 2620:129:200::/39 | — | available | — | … |
| 2620:129:400::/38 | — | available | — | … |
| 2620:129:800::/37 | — | available | — | … |
| 2620:129:1010::/44 | — | reserved | — | … |
| 2620:129:1020::/43 | — | reserved | — | … |
| 2620:129:1040::/42 | — | reserved | — | … |
| 2620:129:1080::/41 | — | reserved | — | … |
| 2620:129:1100::/40 | — | available | — | … |
| 2620:129:1200::/39 | — | available | — | … |
| 2620:129:1400::/38 | — | available | — | … |
| 2620:129:1800::/37 | — | available | — | … |
| 2620:129:2100::/40 | — | reserved | — | … |
| 2620:129:2200::/39 | — | reserved | — | … |
| 2620:129:2400::/38 | — | reserved | — | … |
| 2620:129:2800::/37 | — | reserved | — | … |
| 2620:129:3100::/40 | — | reserved | — | … |
| 2620:129:3200::/39 | — | reserved | — | … |
| 2620:129:3400::/38 | — | reserved | — | … |
| 2620:129:3800::/37 | — | reserved | — | … |
| 2620:129:4100::/40 | — | reserved | — | … |
| 2620:129:4200::/39 | — | reserved | — | … |
| 2620:129:4400::/38 | — | reserved | — | … |
| 2620:129:4800::/37 | — | reserved | — | … |
| 2620:129:5010::/44 | — | reserved | — | … |
| 2620:129:5020::/43 | — | reserved | — | … |
| 2620:129:5040::/42 | — | reserved | — | … |
| 2620:129:5080::/41 | — | reserved | — | … |
| 2620:129:5100::/40 | — | available | — | … |
| 2620:129:5200::/39 | — | available | — | … |
| 2620:129:5400::/38 | — | available | — | … |
| 2620:129:5800::/37 | — | available | — | … |
| 2620:129:6100::/40 | — | reserved | — | … |
| 2620:129:6200::/39 | — | reserved | — | … |
| 2620:129:6400::/38 | — | reserved | — | … |
| 2620:129:6800::/37 | — | reserved | — | … |
| 2620:129:7010::/44 | — | reserved | — | … |
| 2620:129:7020::/43 | — | reserved | — | … |
| 2620:129:7040::/42 | — | reserved | — | … |
| 2620:129:7080::/41 | — | reserved | — | … |
| 2620:129:7100::/40 | — | available | — | … |
| 2620:129:7200::/39 | — | available | — | … |
| 2620:129:7400::/38 | — | available | — | … |