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
1,645,875,712
📦
IPv4 networks
76,665
delegated blocks
🧭
IPv6 networks
11,326
delegated blocks
🔗
Autonomous systems
34,014
ASNs
// browse the objects
Browse the ARIN registry
| Range | Addresses | Country | Status | Allocated | Org handle |
|---|---|---|---|---|---|
| 208.64.40.0 – 208.64.43.255 | 1,024 | — | reserved | — | … |
| 208.66.160.0 – 208.66.163.255 | 1,024 | — | reserved | — | … |
| 208.67.44.0 – 208.67.47.255 | 1,024 | — | reserved | — | … |
| 208.67.152.0 – 208.67.155.255 | 1,024 | — | reserved | — | … |
| 208.68.40.0 – 208.68.47.255 | 2,048 | — | reserved | — | … |
| 208.71.132.0 – 208.71.135.255 | 1,024 | — | reserved | — | … |
| 208.79.16.0 – 208.79.19.255 | 1,024 | — | reserved | — | … |
| 208.80.104.0 – 208.80.107.255 | 1,024 | — | reserved | — | … |
| 208.81.12.0 – 208.81.15.255 | 1,024 | — | reserved | — | … |
| 208.83.37.0 – 208.83.37.255 | 256 | — | reserved | — | … |
| 208.86.244.0 – 208.86.247.255 | 1,024 | — | reserved | — | … |
| 208.87.108.0 – 208.87.111.255 | 1,024 | — | reserved | — | … |
| 208.90.200.0 – 208.90.207.255 | 2,048 | — | reserved | — | … |
| 208.91.124.0 – 208.91.127.255 | 1,024 | — | reserved | — | … |
| 208.93.0.0 – 208.93.3.255 | 1,024 | — | reserved | — | … |
| 208.93.152.0 – 208.93.155.255 | 1,024 | — | reserved | — | … |
| 208.94.56.0 – 208.94.59.255 | 1,024 | — | reserved | — | … |
| 208.103.185.0 – 208.103.185.255 | 256 | — | reserved | — | … |
| 209.51.48.0 – 209.51.63.255 | 4,096 | — | reserved | — | … |
| 209.87.180.0 – 209.87.183.255 | 1,024 | — | reserved | — | … |
| 209.127.63.0 – 209.127.63.255 | 256 | — | reserved | — | … |
| 209.151.112.0 – 209.151.115.255 | 1,024 | — | reserved | — | … |
| 209.209.112.0 – 209.209.115.255 | 1,024 | — | reserved | — | … |
| 216.21.248.0 – 216.21.251.255 | 1,024 | — | available | — | … |
| 216.47.96.0 – 216.47.111.255 | 4,096 | — | reserved | — | … |
| 216.48.144.0 – 216.48.159.255 | 4,096 | — | reserved | — | … |
| 216.81.64.0 – 216.81.79.255 | 4,096 | — | reserved | — | … |
| 216.105.172.0 – 216.105.175.255 | 1,024 | — | reserved | — | … |
| 216.120.131.0 – 216.120.131.255 | 256 | — | reserved | — | … |
| 216.168.129.0 – 216.168.130.255 | 512 | — | reserved | — | … |
| 216.168.135.0 – 216.168.135.255 | 256 | — | reserved | — | … |
| 216.168.138.0 – 216.168.138.255 | 256 | — | reserved | — | … |
| 216.176.208.0 – 216.176.223.255 | 4,096 | — | reserved | — | … |
| 216.211.224.0 – 216.211.239.255 | 4,096 | — | reserved | — | … |
| 216.238.192.0 – 216.238.207.255 | 4,096 | — | reserved | — | … |
| 216.245.137.0 – 216.245.137.255 | 256 | — | reserved | — | … |