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
1,644,546,048
📦
IPv4 networks
77,308
delegated blocks
🧭
IPv6 networks
11,579
delegated blocks
🔗
Autonomous systems
34,292
ASNs
// browse the objects
Browse the ARIN registry
| Range | Addresses | Country | Status | Allocated | Org handle |
|---|---|---|---|---|---|
| 23.138.221.0 – 23.138.223.255 | 768 | — | reserved | — | … |
| 23.138.225.0 – 23.138.227.255 | 768 | — | reserved | — | … |
| 23.138.229.0 – 23.138.231.255 | 768 | — | reserved | — | … |
| 23.138.233.0 – 23.138.235.255 | 768 | — | reserved | — | … |
| 23.138.237.0 – 23.138.239.255 | 768 | — | reserved | — | … |
| 23.138.242.0 – 23.138.243.255 | 512 | — | reserved | — | … |
| 23.138.245.0 – 23.138.251.255 | 1,792 | — | reserved | — | … |
| 23.138.253.0 – 23.138.255.255 | 768 | — | reserved | — | … |
| 23.139.1.0 – 23.139.3.255 | 768 | — | reserved | — | … |
| 23.139.5.0 – 23.139.7.255 | 768 | — | reserved | — | … |
| 23.139.9.0 – 23.139.11.255 | 768 | — | reserved | — | … |
| 23.139.13.0 – 23.139.15.255 | 768 | — | reserved | — | … |
| 23.139.17.0 – 23.139.19.255 | 768 | — | reserved | — | … |
| 23.139.21.0 – 23.139.23.255 | 768 | — | reserved | — | … |
| 23.139.26.0 – 23.139.27.255 | 512 | — | reserved | — | … |
| 23.139.29.0 – 23.139.31.255 | 768 | — | reserved | — | … |
| 23.139.33.0 – 23.139.35.255 | 768 | — | reserved | — | … |
| 23.139.37.0 – 23.139.43.255 | 1,792 | — | reserved | — | … |
| 23.139.45.0 – 23.139.47.255 | 768 | — | reserved | — | … |
| 23.139.49.0 – 23.139.51.255 | 768 | — | reserved | — | … |
| 23.139.53.0 – 23.139.55.255 | 768 | — | reserved | — | … |
| 23.139.57.0 – 23.139.59.255 | 768 | — | reserved | — | … |
| 23.139.62.0 – 23.139.63.255 | 512 | — | reserved | — | … |
| 23.139.67.0 – 23.139.67.255 | 256 | — | reserved | — | … |
| 23.139.69.0 – 23.139.75.255 | 1,792 | — | reserved | — | … |
| 23.139.77.0 – 23.139.79.255 | 768 | — | reserved | — | … |
| 23.139.81.0 – 23.139.81.255 | 256 | — | reserved | — | … |
| 23.139.83.0 – 23.139.83.255 | 256 | — | reserved | — | … |
| 23.139.85.0 – 23.139.87.255 | 768 | — | reserved | — | … |
| 23.139.89.0 – 23.139.91.255 | 768 | — | reserved | — | … |
| 23.139.93.0 – 23.139.95.255 | 768 | — | reserved | — | … |
| 23.139.97.0 – 23.139.99.255 | 768 | — | reserved | — | … |
| 23.139.101.0 – 23.139.103.255 | 768 | — | reserved | — | … |
| 23.139.105.0 – 23.139.107.255 | 768 | — | reserved | — | … |
| 23.139.109.0 – 23.139.111.255 | 768 | — | reserved | — | … |
| 23.139.113.0 – 23.139.119.255 | 1,792 | — | reserved | — | … |
| 23.139.121.0 – 23.139.123.255 | 768 | — | reserved | — | … |
| 23.139.125.0 – 23.139.127.255 | 768 | — | reserved | — | … |
| 23.139.129.0 – 23.139.131.255 | 768 | — | reserved | — | … |
| 23.139.133.0 – 23.139.135.255 | 768 | — | reserved | — | … |
| 23.139.137.0 – 23.139.139.255 | 768 | — | reserved | — | … |
| 23.139.141.0 – 23.139.143.255 | 768 | — | reserved | — | … |
| 23.139.145.0 – 23.139.147.255 | 768 | — | reserved | — | … |
| 23.139.149.0 – 23.139.151.255 | 768 | — | reserved | — | … |
| 23.139.153.0 – 23.139.155.255 | 768 | — | reserved | — | … |
| 23.139.157.0 – 23.139.159.255 | 768 | — | reserved | — | … |
| 23.139.161.0 – 23.139.163.255 | 768 | — | reserved | — | … |
| 23.139.165.0 – 23.139.167.255 | 768 | — | reserved | — | … |
| 23.139.169.0 – 23.139.171.255 | 768 | — | reserved | — | … |
| 23.139.173.0 – 23.139.175.255 | 768 | — | reserved | — | … |
| 23.139.177.0 – 23.139.179.255 | 768 | — | reserved | — | … |
| 23.139.181.0 – 23.139.187.255 | 1,792 | — | reserved | — | … |
| 23.139.189.0 – 23.139.191.255 | 768 | — | reserved | — | … |
| 23.139.193.0 – 23.139.195.255 | 768 | — | reserved | — | … |
| 23.139.197.0 – 23.139.199.255 | 768 | — | reserved | — | … |
| 23.139.201.0 – 23.139.203.255 | 768 | — | reserved | — | … |
| 23.139.205.0 – 23.139.207.255 | 768 | — | reserved | — | … |
| 23.139.209.0 – 23.139.211.255 | 768 | — | reserved | — | … |
| 23.139.213.0 – 23.139.215.255 | 768 | — | reserved | — | … |
| 23.139.217.0 – 23.139.219.255 | 768 | — | reserved | — | … |
| 23.139.221.0 – 23.139.223.255 | 768 | — | reserved | — | … |
| 23.139.225.0 – 23.139.227.255 | 768 | — | reserved | — | … |
| 23.139.229.0 – 23.139.235.255 | 1,792 | — | reserved | — | … |
| 23.139.237.0 – 23.139.243.255 | 1,792 | — | reserved | — | … |
| 23.139.245.0 – 23.139.247.255 | 768 | — | reserved | — | … |
| 23.139.249.0 – 23.139.251.255 | 768 | — | reserved | — | … |
| 23.139.253.0 – 23.139.255.255 | 768 | — | reserved | — | … |
| 23.140.1.0 – 23.140.3.255 | 768 | — | reserved | — | … |
| 23.140.5.0 – 23.140.7.255 | 768 | — | reserved | — | … |
| 23.140.9.0 – 23.140.11.255 | 768 | — | reserved | — | … |
| 23.140.13.0 – 23.140.15.255 | 768 | — | reserved | — | … |
| 23.140.17.0 – 23.140.19.255 | 768 | — | reserved | — | … |
| 23.140.21.0 – 23.140.23.255 | 768 | — | reserved | — | … |
| 23.140.25.0 – 23.140.27.255 | 768 | — | reserved | — | … |
| 23.140.29.0 – 23.140.31.255 | 768 | — | reserved | — | … |
| 23.140.33.0 – 23.140.35.255 | 768 | — | reserved | — | … |
| 23.140.37.0 – 23.140.39.255 | 768 | — | reserved | — | … |
| 23.140.41.0 – 23.140.43.255 | 768 | — | reserved | — | … |
| 23.140.45.0 – 23.140.47.255 | 768 | — | reserved | — | … |
| 23.140.49.0 – 23.140.55.255 | 1,792 | — | reserved | — | … |
| 23.140.57.0 – 23.140.59.255 | 768 | — | reserved | — | … |
| 23.140.61.0 – 23.140.67.255 | 1,792 | — | reserved | — | … |
| 23.140.69.0 – 23.140.75.255 | 1,792 | — | reserved | — | … |
| 23.140.77.0 – 23.140.79.255 | 768 | — | reserved | — | … |
| 23.140.81.0 – 23.140.83.255 | 768 | — | reserved | — | … |
| 23.140.85.0 – 23.140.87.255 | 768 | — | reserved | — | … |
| 23.140.89.0 – 23.140.91.255 | 768 | — | reserved | — | … |
| 23.140.93.0 – 23.140.95.255 | 768 | — | reserved | — | … |
| 23.140.101.0 – 23.140.103.255 | 768 | — | reserved | — | … |
| 23.140.105.0 – 23.140.107.255 | 768 | — | reserved | — | … |
| 23.140.109.0 – 23.140.111.255 | 768 | — | reserved | — | … |
| 23.140.113.0 – 23.140.115.255 | 768 | — | reserved | — | … |
| 23.140.117.0 – 23.140.119.255 | 768 | — | reserved | — | … |
| 23.140.121.0 – 23.140.123.255 | 768 | — | reserved | — | … |
| 23.140.125.0 – 23.140.131.255 | 1,792 | — | reserved | — | … |
| 23.140.133.0 – 23.140.135.255 | 768 | — | reserved | — | … |
| 23.140.137.0 – 23.140.139.255 | 768 | — | reserved | — | … |
| 23.140.141.0 – 23.140.143.255 | 768 | — | reserved | — | … |
| 23.140.145.0 – 23.140.147.255 | 768 | — | reserved | — | … |
| 23.140.149.0 – 23.140.151.255 | 768 | — | reserved | — | … |