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
| Range | Addresses | Country | Status | Allocated | Org handle |
|---|---|---|---|---|---|
| 23.151.209.0 – 23.151.211.255 | 768 | — | reserved | — | … |
| 23.151.213.0 – 23.151.219.255 | 1,792 | — | reserved | — | … |
| 23.151.221.0 – 23.151.223.255 | 768 | — | reserved | — | … |
| 23.151.225.0 – 23.151.227.255 | 768 | — | reserved | — | … |
| 23.151.229.0 – 23.151.231.255 | 768 | — | reserved | — | … |
| 23.151.234.0 – 23.151.235.255 | 512 | — | reserved | — | … |
| 23.151.237.0 – 23.151.239.255 | 768 | — | reserved | — | … |
| 23.151.241.0 – 23.151.243.255 | 768 | — | reserved | — | … |
| 23.151.245.0 – 23.151.247.255 | 768 | — | reserved | — | … |
| 23.151.249.0 – 23.151.251.255 | 768 | — | reserved | — | … |
| 23.151.253.0 – 23.151.255.255 | 768 | — | reserved | — | … |
| 23.152.1.0 – 23.152.3.255 | 768 | — | reserved | — | … |
| 23.152.5.0 – 23.152.7.255 | 768 | — | reserved | — | … |
| 23.152.9.0 – 23.152.11.255 | 768 | — | reserved | — | … |
| 23.152.13.0 – 23.152.15.255 | 768 | — | reserved | — | … |
| 23.152.17.0 – 23.152.19.255 | 768 | — | reserved | — | … |
| 23.152.21.0 – 23.152.23.255 | 768 | — | reserved | — | … |
| 23.152.25.0 – 23.152.27.255 | 768 | — | reserved | — | … |
| 23.152.29.0 – 23.152.31.255 | 768 | — | reserved | — | … |
| 23.152.33.0 – 23.152.35.255 | 768 | — | reserved | — | … |
| 23.152.37.0 – 23.152.39.255 | 768 | — | reserved | — | … |
| 23.152.42.0 – 23.152.51.255 | 2,560 | — | reserved | — | … |
| 23.152.53.0 – 23.152.55.255 | 768 | — | reserved | — | … |
| 23.152.57.0 – 23.152.59.255 | 768 | — | reserved | — | … |
| 23.152.61.0 – 23.152.63.255 | 768 | — | reserved | — | … |
| 23.152.65.0 – 23.152.67.255 | 768 | — | reserved | — | … |
| 23.152.69.0 – 23.152.71.255 | 768 | — | reserved | — | … |
| 23.152.73.0 – 23.152.75.255 | 768 | — | reserved | — | … |
| 23.152.77.0 – 23.152.79.255 | 768 | — | reserved | — | … |
| 23.152.81.0 – 23.152.83.255 | 768 | — | reserved | — | … |
| 23.152.85.0 – 23.152.87.255 | 768 | — | reserved | — | … |
| 23.152.89.0 – 23.152.91.255 | 768 | — | reserved | — | … |
| 23.152.93.0 – 23.152.103.255 | 2,816 | — | reserved | — | … |
| 23.152.105.0 – 23.152.111.255 | 1,792 | — | reserved | — | … |
| 23.152.113.0 – 23.152.115.255 | 768 | — | reserved | — | … |
| 23.152.117.0 – 23.152.119.255 | 768 | — | reserved | — | … |
| 23.152.122.0 – 23.152.127.255 | 1,536 | — | reserved | — | … |
| 23.152.130.0 – 23.152.131.255 | 512 | — | reserved | — | … |
| 23.152.133.0 – 23.152.135.255 | 768 | — | reserved | — | … |
| 23.152.137.0 – 23.152.139.255 | 768 | — | reserved | — | … |
| 23.152.141.0 – 23.152.143.255 | 768 | — | reserved | — | … |
| 23.152.146.0 – 23.152.147.255 | 512 | — | reserved | — | … |
| 23.152.149.0 – 23.152.155.255 | 1,792 | — | reserved | — | … |
| 23.152.157.0 – 23.152.159.255 | 768 | — | reserved | — | … |
| 23.152.161.0 – 23.152.163.255 | 768 | — | reserved | — | … |
| 23.152.165.0 – 23.152.167.255 | 768 | — | reserved | — | … |
| 23.152.169.0 – 23.152.171.255 | 768 | — | reserved | — | … |
| 23.152.173.0 – 23.152.175.255 | 768 | — | reserved | — | … |
| 23.152.177.0 – 23.152.179.255 | 768 | — | reserved | — | … |
| 23.152.181.0 – 23.152.183.255 | 768 | — | reserved | — | … |
| 23.152.185.0 – 23.152.187.255 | 768 | — | reserved | — | … |
| 23.152.189.0 – 23.152.191.255 | 768 | — | reserved | — | … |
| 23.152.195.0 – 23.152.195.255 | 256 | — | reserved | — | … |
| 23.152.197.0 – 23.152.199.255 | 768 | — | reserved | — | … |
| 23.152.201.0 – 23.152.203.255 | 768 | — | reserved | — | … |
| 23.152.205.0 – 23.152.207.255 | 768 | — | reserved | — | … |
| 23.152.209.0 – 23.152.215.255 | 1,792 | — | reserved | — | … |
| 23.152.217.0 – 23.152.223.255 | 1,792 | — | reserved | — | … |
| 23.152.227.0 – 23.152.227.255 | 256 | — | reserved | — | … |
| 23.152.229.0 – 23.152.235.255 | 1,792 | — | reserved | — | … |
| 23.152.237.0 – 23.152.247.255 | 2,816 | — | reserved | — | … |
| 23.152.249.0 – 23.152.255.255 | 1,792 | — | reserved | — | … |
| 23.153.1.0 – 23.153.23.255 | 5,888 | — | reserved | — | … |
| 23.153.25.0 – 23.153.31.255 | 1,792 | — | reserved | — | … |
| 23.153.33.0 – 23.153.35.255 | 768 | — | reserved | — | … |
| 23.153.37.0 – 23.153.39.255 | 768 | — | reserved | — | … |
| 23.153.41.0 – 23.153.43.255 | 768 | — | reserved | — | … |
| 23.153.45.0 – 23.153.47.255 | 768 | — | reserved | — | … |
| 23.153.49.0 – 23.153.51.255 | 768 | — | reserved | — | … |
| 23.153.53.0 – 23.153.55.255 | 768 | — | reserved | — | … |
| 23.153.57.0 – 23.153.59.255 | 768 | — | reserved | — | … |
| 23.153.61.0 – 23.153.63.255 | 768 | — | reserved | — | … |
| 23.153.65.0 – 23.153.71.255 | 1,792 | — | reserved | — | … |
| 23.153.73.0 – 23.153.79.255 | 1,792 | — | reserved | — | … |
| 23.153.81.0 – 23.153.83.255 | 768 | — | reserved | — | … |
| 23.153.85.0 – 23.153.87.255 | 768 | — | reserved | — | … |
| 23.153.89.0 – 23.153.91.255 | 768 | — | reserved | — | … |
| 23.153.93.0 – 23.153.95.255 | 768 | — | reserved | — | … |
| 23.153.97.0 – 23.153.99.255 | 768 | — | reserved | — | … |
| 23.153.101.0 – 23.153.103.255 | 768 | — | reserved | — | … |
| 23.153.105.0 – 23.153.107.255 | 768 | — | reserved | — | … |
| 23.153.109.0 – 23.153.111.255 | 768 | — | reserved | — | … |
| 23.153.113.0 – 23.153.115.255 | 768 | — | reserved | — | … |
| 23.153.117.0 – 23.153.119.255 | 768 | — | reserved | — | … |
| 23.153.121.0 – 23.153.123.255 | 768 | — | reserved | — | … |
| 23.153.125.0 – 23.153.127.255 | 768 | — | reserved | — | … |
| 23.153.129.0 – 23.153.131.255 | 768 | — | reserved | — | … |
| 23.153.133.0 – 23.153.135.255 | 768 | — | reserved | — | … |
| 23.153.137.0 – 23.153.139.255 | 768 | — | reserved | — | … |
| 23.153.141.0 – 23.153.143.255 | 768 | — | reserved | — | … |
| 23.153.145.0 – 23.153.151.255 | 1,792 | — | reserved | — | … |
| 23.153.153.0 – 23.153.159.255 | 1,792 | — | reserved | — | … |
| 23.153.161.0 – 23.153.163.255 | 768 | — | reserved | — | … |
| 23.153.165.0 – 23.153.167.255 | 768 | — | reserved | — | … |
| 23.153.169.0 – 23.153.171.255 | 768 | — | reserved | — | … |
| 23.153.173.0 – 23.153.175.255 | 768 | — | reserved | — | … |
| 23.153.177.0 – 23.153.183.255 | 1,792 | — | reserved | — | … |
| 23.153.185.0 – 23.153.191.255 | 1,792 | — | reserved | — | … |
| 23.153.193.0 – 23.153.199.255 | 1,792 | — | reserved | — | … |
| 23.153.201.0 – 23.153.207.255 | 1,792 | — | reserved | — | … |