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 |
|---|---|---|---|---|---|
| 23.163.181.0 – 23.163.183.255 | 768 | — | reserved | — | … |
| 23.163.185.0 – 23.163.187.255 | 768 | — | reserved | — | … |
| 23.163.189.0 – 23.163.191.255 | 768 | — | reserved | — | … |
| 23.163.193.0 – 23.163.195.255 | 768 | — | reserved | — | … |
| 23.163.197.0 – 23.163.199.255 | 768 | — | reserved | — | … |
| 23.163.201.0 – 23.163.203.255 | 768 | — | reserved | — | … |
| 23.163.205.0 – 23.163.207.255 | 768 | — | reserved | — | … |
| 23.163.214.0 – 23.163.215.255 | 512 | — | reserved | — | … |
| 23.163.226.0 – 23.163.227.255 | 512 | — | reserved | — | … |
| 23.163.229.0 – 23.163.231.255 | 768 | — | reserved | — | … |
| 23.163.233.0 – 23.163.235.255 | 768 | — | reserved | — | … |
| 23.163.237.0 – 23.163.239.255 | 768 | — | reserved | — | … |
| 23.163.241.0 – 23.163.247.255 | 1,792 | — | reserved | — | … |
| 23.163.249.0 – 23.163.255.255 | 1,792 | — | reserved | — | … |
| 23.164.1.0 – 23.164.3.255 | 768 | — | reserved | — | … |
| 23.164.5.0 – 23.164.7.255 | 768 | — | reserved | — | … |
| 23.164.9.0 – 23.164.11.255 | 768 | — | reserved | — | … |
| 23.164.13.0 – 23.164.15.255 | 768 | — | reserved | — | … |
| 23.164.18.0 – 23.164.23.255 | 1,536 | — | reserved | — | … |
| 23.164.25.0 – 23.164.39.255 | 3,840 | — | reserved | — | … |
| 23.164.41.0 – 23.164.47.255 | 1,792 | — | reserved | — | … |
| 23.164.49.0 – 23.164.55.255 | 1,792 | — | reserved | — | … |
| 23.164.58.0 – 23.164.63.255 | 1,536 | — | reserved | — | … |
| 23.164.65.0 – 23.164.71.255 | 1,792 | — | reserved | — | … |
| 23.164.73.0 – 23.164.79.255 | 1,792 | — | reserved | — | … |
| 23.164.81.0 – 23.164.87.255 | 1,792 | — | reserved | — | … |
| 23.164.89.0 – 23.164.95.255 | 1,792 | — | reserved | — | … |
| 23.164.97.0 – 23.164.103.255 | 1,792 | — | reserved | — | … |
| 23.164.105.0 – 23.164.111.255 | 1,792 | — | reserved | — | … |
| 23.164.115.0 – 23.164.119.255 | 1,280 | — | reserved | — | … |
| 23.164.121.0 – 23.164.151.255 | 7,936 | — | reserved | — | … |
| 23.164.154.0 – 23.164.159.255 | 1,536 | — | reserved | — | … |
| 23.164.161.0 – 23.164.167.255 | 1,792 | — | reserved | — | … |
| 23.164.169.0 – 23.164.175.255 | 1,792 | — | reserved | — | … |
| 23.164.177.0 – 23.164.207.255 | 7,936 | — | reserved | — | … |
| 23.164.209.0 – 23.164.215.255 | 1,792 | — | reserved | — | … |
| 23.164.217.0 – 23.164.223.255 | 1,792 | — | reserved | — | … |
| 23.164.225.0 – 23.164.231.255 | 1,792 | — | reserved | — | … |
| 23.164.233.0 – 23.164.239.255 | 1,792 | — | reserved | — | … |
| 23.164.241.0 – 23.164.247.255 | 1,792 | — | reserved | — | … |
| 23.164.249.0 – 23.164.255.255 | 1,792 | — | reserved | — | … |
| 23.165.1.0 – 23.165.7.255 | 1,792 | — | reserved | — | … |
| 23.165.9.0 – 23.165.15.255 | 1,792 | — | reserved | — | … |
| 23.165.17.0 – 23.165.23.255 | 1,792 | — | reserved | — | … |
| 23.165.25.0 – 23.165.31.255 | 1,792 | — | reserved | — | … |
| 23.165.33.0 – 23.165.39.255 | 1,792 | — | reserved | — | … |
| 23.165.41.0 – 23.165.47.255 | 1,792 | — | reserved | — | … |
| 23.165.49.0 – 23.165.55.255 | 1,792 | — | reserved | — | … |
| 23.165.57.0 – 23.165.63.255 | 1,792 | — | reserved | — | … |
| 23.165.65.0 – 23.165.71.255 | 1,792 | — | reserved | — | … |
| 23.165.74.0 – 23.165.79.255 | 1,536 | — | reserved | — | … |
| 23.165.81.0 – 23.165.87.255 | 1,792 | — | reserved | — | … |
| 23.165.89.0 – 23.165.95.255 | 1,792 | — | reserved | — | … |
| 23.165.97.0 – 23.165.103.255 | 1,792 | — | reserved | — | … |
| 23.165.106.0 – 23.165.111.255 | 1,536 | — | reserved | — | … |
| 23.165.113.0 – 23.165.135.255 | 5,888 | — | reserved | — | … |
| 23.165.137.0 – 23.165.143.255 | 1,792 | — | reserved | — | … |
| 23.165.146.0 – 23.165.151.255 | 1,536 | — | reserved | — | … |
| 23.165.153.0 – 23.165.159.255 | 1,792 | — | reserved | — | … |
| 23.165.161.0 – 23.165.167.255 | 1,792 | — | reserved | — | … |
| 23.165.169.0 – 23.165.175.255 | 1,792 | — | reserved | — | … |
| 23.165.177.0 – 23.165.183.255 | 1,792 | — | reserved | — | … |
| 23.165.185.0 – 23.165.199.255 | 3,840 | — | reserved | — | … |
| 23.165.201.0 – 23.165.207.255 | 1,792 | — | reserved | — | … |
| 23.165.209.0 – 23.165.215.255 | 1,792 | — | reserved | — | … |
| 23.165.217.0 – 23.165.223.255 | 1,792 | — | reserved | — | … |
| 23.165.228.0 – 23.165.231.255 | 1,024 | — | reserved | — | … |
| 23.165.233.0 – 23.165.239.255 | 1,792 | — | reserved | — | … |
| 23.165.241.0 – 23.165.247.255 | 1,792 | — | reserved | — | … |
| 23.165.249.0 – 23.165.255.255 | 1,792 | — | reserved | — | … |
| 23.166.1.0 – 23.166.7.255 | 1,792 | — | reserved | — | … |
| 23.166.9.0 – 23.166.15.255 | 1,792 | — | reserved | — | … |
| 23.166.17.0 – 23.166.23.255 | 1,792 | — | reserved | — | … |
| 23.166.25.0 – 23.166.31.255 | 1,792 | — | reserved | — | … |
| 23.166.33.0 – 23.166.39.255 | 1,792 | — | reserved | — | … |
| 23.166.41.0 – 23.166.47.255 | 1,792 | — | reserved | — | … |
| 23.166.49.0 – 23.166.55.255 | 1,792 | — | reserved | — | … |
| 23.166.57.0 – 23.166.63.255 | 1,792 | — | reserved | — | … |
| 23.166.65.0 – 23.166.71.255 | 1,792 | — | reserved | — | … |
| 23.166.73.0 – 23.166.79.255 | 1,792 | — | reserved | — | … |
| 23.166.81.0 – 23.166.87.255 | 1,792 | — | reserved | — | … |
| 23.166.89.0 – 23.166.95.255 | 1,792 | — | reserved | — | … |
| 23.166.97.0 – 23.166.103.255 | 1,792 | — | reserved | — | … |
| 23.166.105.0 – 23.166.111.255 | 1,792 | — | reserved | — | … |
| 23.166.113.0 – 23.166.127.255 | 3,840 | — | reserved | — | … |
| 23.166.129.0 – 23.166.143.255 | 3,840 | — | reserved | — | … |
| 23.166.145.0 – 23.166.151.255 | 1,792 | — | reserved | — | … |
| 23.166.153.0 – 23.166.159.255 | 1,792 | — | reserved | — | … |
| 23.166.161.0 – 23.166.167.255 | 1,792 | — | reserved | — | … |
| 23.166.169.0 – 23.166.175.255 | 1,792 | — | reserved | — | … |
| 23.166.177.0 – 23.166.183.255 | 1,792 | — | reserved | — | … |
| 23.166.185.0 – 23.166.191.255 | 1,792 | — | reserved | — | … |
| 23.166.193.0 – 23.166.199.255 | 1,792 | — | reserved | — | … |
| 23.166.201.0 – 23.166.215.255 | 3,840 | — | reserved | — | … |
| 23.166.217.0 – 23.166.223.255 | 1,792 | — | reserved | — | … |
| 23.166.227.0 – 23.166.231.255 | 1,280 | — | reserved | — | … |
| 23.166.233.0 – 23.166.239.255 | 1,792 | — | reserved | — | … |
| 23.166.242.0 – 23.166.247.255 | 1,536 | — | reserved | — | … |
| 23.166.249.0 – 23.166.255.255 | 1,792 | — | reserved | — | … |
| 23.167.1.0 – 23.167.7.255 | 1,792 | — | reserved | — | … |