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 |
|---|---|---|---|---|---|
| 146.58.0.0 – 146.58.255.255 | 65,536 | — | reserved | — | … |
| 146.88.149.0 – 146.88.149.255 | 256 | — | reserved | — | … |
| 148.178.0.0 – 148.178.255.255 | 65,536 | — | reserved | — | … |
| 149.112.9.0 – 149.112.9.255 | 256 | — | reserved | — | … |
| 149.112.18.0 – 149.112.18.255 | 256 | — | reserved | — | … |
| 149.112.22.0 – 149.112.22.255 | 256 | — | reserved | — | … |
| 149.112.42.0 – 149.112.45.255 | 1,024 | — | reserved | — | … |
| 149.112.63.0 – 149.112.63.255 | 256 | — | reserved | — | … |
| 149.112.77.0 – 149.112.77.255 | 256 | — | reserved | — | … |
| 149.112.79.0 – 149.112.79.255 | 256 | — | available | — | … |
| 149.112.90.0 – 149.112.93.255 | 1,024 | — | reserved | — | … |
| 149.112.106.0 – 149.112.106.255 | 256 | — | reserved | — | … |
| 149.112.110.0 – 149.112.110.255 | 256 | — | reserved | — | … |
| 149.112.131.0 – 149.112.131.255 | 256 | — | reserved | — | … |
| 149.112.138.0 – 149.112.148.255 | 2,816 | — | reserved | — | … |
| 149.112.150.0 – 149.112.151.255 | 512 | — | reserved | — | … |
| 149.112.156.0 – 149.112.159.255 | 1,024 | — | reserved | — | … |
| 149.112.187.0 – 149.112.187.255 | 256 | — | reserved | — | … |
| 149.112.193.0 – 149.112.193.255 | 256 | — | reserved | — | … |
| 149.112.201.0 – 149.112.255.255 | 14,080 | — | reserved | — | … |
| 156.9.0.0 – 156.9.255.255 | 65,536 | — | reserved | — | … |
| 159.85.0.0 – 159.85.255.255 | 65,536 | — | reserved | — | … |
| 161.125.0.0 – 161.125.255.255 | 65,536 | — | reserved | — | … |
| 162.210.64.0 – 162.210.67.255 | 1,024 | — | reserved | — | … |
| 162.217.180.0 – 162.217.183.255 | 1,024 | — | reserved | — | … |
| 162.222.212.0 – 162.222.215.255 | 1,024 | — | reserved | — | … |
| 162.246.232.0 – 162.246.233.255 | 512 | — | reserved | — | … |
| 162.250.88.0 – 162.250.91.255 | 1,024 | — | reserved | — | … |
| 162.250.144.0 – 162.250.147.255 | 1,024 | — | reserved | — | … |
| 162.252.32.0 – 162.252.32.255 | 256 | — | reserved | — | … |
| 162.252.108.0 – 162.252.111.255 | 1,024 | — | reserved | — | … |
| 163.123.191.0 – 163.123.191.255 | 256 | — | reserved | — | … |
| 163.123.232.0 – 163.123.235.255 | 1,024 | — | reserved | — | … |
| 164.152.227.0 – 164.152.227.255 | 256 | — | reserved | — | … |
| 168.245.192.0 – 168.245.192.255 | 256 | — | reserved | — | … |
| 169.128.0.0 – 169.128.3.255 | 1,024 | — | reserved | — | … |
| 169.128.24.0 – 169.128.27.255 | 1,024 | — | reserved | — | … |
| 169.128.72.0 – 169.128.75.255 | 1,024 | — | reserved | — | … |
| 169.128.92.0 – 169.128.95.255 | 1,024 | — | reserved | — | … |
| 169.128.116.0 – 169.128.121.255 | 1,536 | — | reserved | — | … |
| 169.128.152.0 – 169.128.155.255 | 1,024 | — | reserved | — | … |
| 169.128.168.0 – 169.128.171.255 | 1,024 | — | reserved | — | … |
| 169.128.192.0 – 169.128.199.255 | 2,048 | — | reserved | — | … |
| 169.128.236.0 – 169.128.239.255 | 1,024 | — | reserved | — | … |
| 170.76.142.0 – 170.76.142.255 | 256 | — | reserved | — | … |
| 170.76.151.0 – 170.76.153.255 | 768 | — | reserved | — | … |
| 170.76.216.0 – 170.76.216.255 | 256 | — | reserved | — | … |
| 172.81.92.0 – 172.81.95.255 | 1,024 | — | reserved | — | … |
| 172.82.60.0 – 172.82.63.255 | 1,024 | — | reserved | — | … |
| 172.82.84.0 – 172.82.87.255 | 1,024 | — | reserved | — | … |
| 172.83.108.0 – 172.83.111.255 | 1,024 | — | reserved | — | … |
| 172.99.8.0 – 172.99.11.255 | 1,024 | — | reserved | — | … |
| 172.99.172.0 – 172.99.175.255 | 1,024 | — | reserved | — | … |
| 173.224.48.0 – 173.224.63.255 | 4,096 | — | reserved | — | … |
| 174.136.249.0 – 174.136.249.255 | 256 | — | reserved | — | … |
| 192.5.16.0 – 192.5.16.255 | 256 | — | reserved | — | … |
| 192.5.60.0 – 192.5.60.255 | 256 | — | reserved | — | … |
| 192.5.63.0 – 192.5.63.255 | 256 | — | reserved | — | … |
| 192.12.131.0 – 192.12.131.255 | 256 | — | reserved | — | … |
| 192.12.155.0 – 192.12.170.255 | 4,096 | — | reserved | — | … |
| 192.31.94.0 – 192.31.94.255 | 256 | — | reserved | — | … |
| 192.31.101.0 – 192.31.101.255 | 256 | — | reserved | — | … |
| 192.31.224.0 – 192.31.224.255 | 256 | — | reserved | — | … |
| 192.33.22.0 – 192.33.23.255 | 512 | — | reserved | — | … |
| 192.33.189.0 – 192.33.189.255 | 256 | — | reserved | — | … |
| 192.33.251.0 – 192.33.251.255 | 256 | — | reserved | — | … |
| 192.35.103.0 – 192.35.103.255 | 256 | — | reserved | — | … |
| 192.35.204.0 – 192.35.204.255 | 256 | — | reserved | — | … |
| 192.35.249.0 – 192.35.249.255 | 256 | — | reserved | — | … |
| 192.41.102.0 – 192.41.102.255 | 256 | — | reserved | — | … |
| 192.42.142.0 – 192.42.142.255 | 256 | — | reserved | — | … |
| 192.42.156.0 – 192.42.156.255 | 256 | — | reserved | — | … |
| 192.42.160.0 – 192.42.171.255 | 3,072 | — | reserved | — | … |
| 192.42.254.0 – 192.42.254.255 | 256 | — | reserved | — | … |
| 192.43.221.0 – 192.43.221.255 | 256 | — | reserved | — | … |
| 192.44.252.0 – 192.44.252.255 | 256 | — | reserved | — | … |
| 192.48.37.0 – 192.48.37.255 | 256 | — | reserved | — | … |
| 192.48.92.0 – 192.48.92.255 | 256 | — | reserved | — | … |
| 192.48.228.0 – 192.48.229.255 | 512 | — | reserved | — | … |
| 192.52.108.0 – 192.52.108.255 | 256 | — | reserved | — | … |
| 192.52.237.0 – 192.52.237.255 | 256 | — | reserved | — | … |
| 192.52.246.0 – 192.52.246.255 | 256 | — | reserved | — | … |
| 192.55.235.0 – 192.55.235.255 | 256 | — | reserved | — | … |
| 192.55.245.0 – 192.55.245.255 | 256 | — | reserved | — | … |
| 192.58.123.0 – 192.58.123.255 | 256 | — | reserved | — | … |
| 192.58.126.0 – 192.58.126.255 | 256 | — | reserved | — | … |
| 192.58.180.0 – 192.58.180.255 | 256 | — | reserved | — | … |
| 192.58.182.0 – 192.58.182.255 | 256 | — | reserved | — | … |
| 192.58.215.0 – 192.58.215.255 | 256 | — | reserved | — | … |
| 192.58.250.0 – 192.58.251.255 | 512 | — | reserved | — | … |
| 192.64.226.0 – 192.64.235.255 | 2,560 | — | reserved | — | … |
| 192.65.148.0 – 192.65.148.255 | 256 | — | reserved | — | … |
| 192.65.214.0 – 192.65.214.255 | 256 | — | reserved | — | … |
| 192.65.249.0 – 192.65.249.255 | 256 | — | reserved | — | … |
| 192.65.252.0 – 192.65.252.255 | 256 | — | reserved | — | … |
| 192.67.16.0 – 192.67.16.255 | 256 | — | reserved | — | … |
| 192.68.177.0 – 192.68.177.255 | 256 | — | reserved | — | … |
| 192.68.187.0 – 192.68.187.255 | 256 | — | reserved | — | … |
| 192.69.74.0 – 192.69.75.255 | 512 | — | reserved | — | … |
| 192.70.177.0 – 192.70.177.255 | 256 | — | reserved | — | … |