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
1,645,592,320
📦
IPv4 networks
76,752
delegated blocks
🧭
IPv6 networks
11,431
delegated blocks
🔗
Autonomous systems
34,103
ASNs
// browse the objects
Browse the ARIN registry
| Range | Addresses | Country | Status | Allocated | Org handle |
|---|---|---|---|---|---|
| 204.17.233.0 – 204.17.233.255 | 256 | — | reserved | — | … |
| 204.17.237.0 – 204.17.237.255 | 256 | — | reserved | — | … |
| 204.19.40.0 – 204.19.41.255 | 512 | — | reserved | — | … |
| 204.19.219.0 – 204.19.219.255 | 256 | — | reserved | — | … |
| 204.27.138.0 – 204.27.138.255 | 256 | — | reserved | — | … |
| 204.27.153.0 – 204.27.153.255 | 256 | — | reserved | — | … |
| 204.27.162.0 – 204.27.162.255 | 256 | — | reserved | — | … |
| 204.27.167.0 – 204.27.167.255 | 256 | — | reserved | — | … |
| 204.27.171.0 – 204.27.171.255 | 256 | — | reserved | — | … |
| 204.27.221.0 – 204.27.222.255 | 512 | — | reserved | — | … |
| 204.27.227.0 – 204.27.227.255 | 256 | — | reserved | — | … |
| 204.27.233.0 – 204.27.233.255 | 256 | — | reserved | — | … |
| 204.27.237.0 – 204.27.237.255 | 256 | — | reserved | — | … |
| 204.29.166.0 – 204.29.167.255 | 512 | — | reserved | — | … |
| 204.29.171.0 – 204.29.173.255 | 768 | — | reserved | — | … |
| 204.29.211.0 – 204.29.211.255 | 256 | — | reserved | — | … |
| 204.29.214.0 – 204.29.214.255 | 256 | — | reserved | — | … |
| 204.29.226.0 – 204.29.233.255 | 2,048 | — | reserved | — | … |
| 204.52.0.0 – 204.52.9.255 | 2,560 | — | reserved | — | … |
| 204.52.137.0 – 204.52.137.255 | 256 | — | reserved | — | … |
| 204.52.142.0 – 204.52.142.255 | 256 | — | reserved | — | … |
| 204.52.145.0 – 204.52.145.255 | 256 | — | reserved | — | … |
| 204.52.155.0 – 204.52.155.255 | 256 | — | reserved | — | … |
| 204.52.160.0 – 204.52.165.255 | 1,536 | — | reserved | — | … |
| 204.52.174.0 – 204.52.174.255 | 256 | — | reserved | — | … |
| 204.52.202.0 – 204.52.203.255 | 512 | — | reserved | — | … |
| 204.52.209.0 – 204.52.209.255 | 256 | — | reserved | — | … |
| 204.52.212.0 – 204.52.214.255 | 768 | — | reserved | — | … |
| 204.52.231.0 – 204.52.231.255 | 256 | — | reserved | — | … |
| 204.58.11.0 – 204.58.14.255 | 1,024 | — | reserved | — | … |
| 204.58.144.0 – 204.58.146.255 | 768 | — | reserved | — | … |
| 204.58.176.0 – 204.58.179.255 | 1,024 | — | reserved | — | … |
| 204.62.160.0 – 204.62.160.255 | 256 | — | reserved | — | … |
| 204.62.185.0 – 204.62.185.255 | 256 | — | reserved | — | … |
| 204.62.213.0 – 204.62.213.255 | 256 | — | reserved | — | … |
| 204.62.234.0 – 204.62.235.255 | 512 | — | reserved | — | … |
| 204.62.252.0 – 204.62.252.255 | 256 | — | reserved | — | … |
| 204.68.179.0 – 204.68.179.255 | 256 | — | reserved | — | … |
| 204.68.203.0 – 204.68.205.255 | 768 | — | reserved | — | … |
| 204.68.235.0 – 204.68.238.255 | 1,024 | — | reserved | — | … |
| 204.69.185.0 – 204.69.189.255 | 1,280 | — | reserved | — | … |
| 204.69.192.0 – 204.69.194.255 | 768 | — | reserved | — | … |
| 204.69.203.0 – 204.69.205.255 | 768 | — | reserved | — | … |
| 204.69.241.0 – 204.69.242.255 | 512 | — | reserved | — | … |
| 204.75.155.0 – 204.75.155.255 | 256 | — | reserved | — | … |
| 204.75.200.0 – 204.75.200.255 | 256 | — | reserved | — | … |
| 204.75.208.0 – 204.75.208.255 | 256 | — | reserved | — | … |
| 204.77.196.0 – 204.77.196.255 | 256 | — | reserved | — | … |
| 204.79.141.0 – 204.79.141.255 | 256 | — | reserved | — | … |
| 204.79.166.0 – 204.79.167.255 | 512 | — | reserved | — | … |
| 204.79.192.0 – 204.79.193.255 | 512 | — | reserved | — | … |
| 204.79.216.0 – 204.79.217.255 | 512 | — | reserved | — | … |
| 204.79.226.0 – 204.79.227.255 | 512 | — | reserved | — | … |
| 204.79.229.0 – 204.79.230.255 | 512 | — | reserved | — | … |
| 204.80.130.0 – 204.80.130.255 | 256 | — | reserved | — | … |
| 204.80.224.0 – 204.80.224.255 | 256 | — | reserved | — | … |
| 204.80.226.0 – 204.80.226.255 | 256 | — | reserved | — | … |
| 204.80.228.0 – 204.80.228.255 | 256 | — | reserved | — | … |
| 204.80.244.0 – 204.80.244.255 | 256 | — | reserved | — | … |
| 204.87.136.0 – 204.87.136.255 | 256 | — | reserved | — | … |
| 204.87.155.0 – 204.87.155.255 | 256 | — | reserved | — | … |
| 204.87.175.0 – 204.87.175.255 | 256 | — | reserved | — | … |
| 204.87.203.0 – 204.87.203.255 | 256 | — | reserved | — | … |
| 204.87.233.0 – 204.87.233.255 | 256 | — | reserved | — | … |
| 204.87.237.0 – 204.87.237.255 | 256 | — | reserved | — | … |
| 204.89.131.0 – 204.89.131.255 | 256 | — | reserved | — | … |
| 204.89.134.0 – 204.89.136.255 | 768 | — | reserved | — | … |
| 204.89.142.0 – 204.89.143.255 | 512 | — | reserved | — | … |
| 204.89.219.0 – 204.89.219.255 | 256 | — | reserved | — | … |
| 204.90.87.0 – 204.90.87.255 | 256 | — | reserved | — | … |
| 204.107.146.0 – 204.107.147.255 | 512 | — | reserved | — | … |
| 204.107.175.0 – 204.107.175.255 | 256 | — | reserved | — | … |
| 204.109.0.0 – 204.109.12.255 | 3,328 | — | reserved | — | … |
| 204.115.0.0 – 204.115.5.255 | 1,536 | — | reserved | — | … |
| 204.115.16.0 – 204.115.21.255 | 1,536 | — | reserved | — | … |
| 204.115.64.0 – 204.115.71.255 | 2,048 | — | reserved | — | … |
| 204.115.80.0 – 204.115.86.255 | 1,792 | — | reserved | — | … |
| 204.115.104.0 – 204.115.109.255 | 1,536 | — | reserved | — | … |
| 204.115.200.0 – 204.115.205.255 | 1,536 | — | reserved | — | … |
| 204.124.96.0 – 204.124.98.255 | 768 | — | reserved | — | … |
| 204.124.128.0 – 204.124.131.255 | 1,024 | — | reserved | — | … |
| 204.124.144.0 – 204.124.147.255 | 1,024 | — | reserved | — | … |
| 204.124.156.0 – 204.124.158.255 | 768 | — | reserved | — | … |
| 204.124.219.0 – 204.124.219.255 | 256 | — | reserved | — | … |
| 204.124.224.0 – 204.124.227.255 | 1,024 | — | reserved | — | … |
| 204.124.232.0 – 204.124.234.255 | 768 | — | reserved | — | … |
| 204.126.16.0 – 204.126.17.255 | 512 | — | reserved | — | … |
| 204.126.20.0 – 204.126.21.255 | 512 | — | reserved | — | … |
| 204.126.70.0 – 204.126.71.255 | 512 | — | reserved | — | … |
| 204.126.76.0 – 204.126.79.255 | 1,024 | — | reserved | — | … |
| 204.126.82.0 – 204.126.83.255 | 512 | — | reserved | — | … |
| 204.126.104.0 – 204.126.105.255 | 512 | — | reserved | — | … |
| 204.126.110.0 – 204.126.113.255 | 1,024 | — | reserved | — | … |
| 204.126.136.0 – 204.126.137.255 | 512 | — | reserved | — | … |
| 204.126.152.0 – 204.126.153.255 | 512 | — | reserved | — | … |
| 204.126.160.0 – 204.126.161.255 | 512 | — | reserved | — | … |
| 204.126.168.0 – 204.126.169.255 | 512 | — | reserved | — | … |
| 204.126.174.0 – 204.126.175.255 | 512 | — | reserved | — | … |
| 204.126.180.0 – 204.126.181.255 | 512 | — | reserved | — | … |
| 204.126.218.0 – 204.126.219.255 | 512 | — | reserved | — | … |