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 |
|---|---|---|---|---|---|
| 23.168.153.0 – 23.168.159.255 | 1,792 | — | reserved | — | … |
| 23.168.161.0 – 23.168.167.255 | 1,792 | — | reserved | — | … |
| 23.168.169.0 – 23.168.175.255 | 1,792 | — | reserved | — | … |
| 23.168.177.0 – 23.168.183.255 | 1,792 | — | reserved | — | … |
| 23.168.185.0 – 23.168.191.255 | 1,792 | — | reserved | — | … |
| 23.168.194.0 – 23.168.199.255 | 1,536 | — | reserved | — | … |
| 23.168.201.0 – 23.168.207.255 | 1,792 | — | reserved | — | … |
| 23.168.209.0 – 23.168.215.255 | 1,792 | — | reserved | — | … |
| 23.168.217.0 – 23.168.223.255 | 1,792 | — | reserved | — | … |
| 23.168.225.0 – 23.168.239.255 | 3,840 | — | reserved | — | … |
| 23.168.242.0 – 23.168.247.255 | 1,536 | — | reserved | — | … |
| 23.168.249.0 – 23.168.255.255 | 1,792 | — | reserved | — | … |
| 23.169.1.0 – 23.169.7.255 | 1,792 | — | reserved | — | … |
| 23.169.9.0 – 23.169.15.255 | 1,792 | — | reserved | — | … |
| 23.169.17.0 – 23.169.23.255 | 1,792 | — | reserved | — | … |
| 23.169.25.0 – 23.169.31.255 | 1,792 | — | reserved | — | … |
| 23.169.33.0 – 23.169.39.255 | 1,792 | — | reserved | — | … |
| 23.169.41.0 – 23.169.47.255 | 1,792 | — | reserved | — | … |
| 23.169.49.0 – 23.169.55.255 | 1,792 | — | reserved | — | … |
| 23.169.58.0 – 23.169.63.255 | 1,536 | — | reserved | — | … |
| 23.169.66.0 – 23.169.71.255 | 1,536 | — | reserved | — | … |
| 23.169.73.0 – 23.169.79.255 | 1,792 | — | reserved | — | … |
| 23.169.81.0 – 23.169.87.255 | 1,792 | — | reserved | — | … |
| 23.169.89.0 – 23.169.103.255 | 3,840 | — | reserved | — | … |
| 23.169.105.0 – 23.169.111.255 | 1,792 | — | reserved | — | … |
| 23.169.113.0 – 23.169.127.255 | 3,840 | — | reserved | — | … |
| 23.169.129.0 – 23.169.135.255 | 1,792 | — | reserved | — | … |
| 23.169.137.0 – 23.169.143.255 | 1,792 | — | reserved | — | … |
| 23.169.145.0 – 23.169.151.255 | 1,792 | — | reserved | — | … |
| 23.169.153.0 – 23.169.159.255 | 1,792 | — | reserved | — | … |
| 23.169.161.0 – 23.169.167.255 | 1,792 | — | reserved | — | … |
| 23.169.170.0 – 23.169.175.255 | 1,536 | — | reserved | — | … |
| 23.169.177.0 – 23.169.183.255 | 1,792 | — | reserved | — | … |
| 23.169.185.0 – 23.169.191.255 | 1,792 | — | reserved | — | … |
| 23.169.193.0 – 23.169.199.255 | 1,792 | — | reserved | — | … |
| 23.169.201.0 – 23.169.207.255 | 1,792 | — | reserved | — | … |
| 23.169.209.0 – 23.169.215.255 | 1,792 | — | reserved | — | … |
| 23.169.217.0 – 23.169.223.255 | 1,792 | — | reserved | — | … |
| 23.169.226.0 – 23.169.231.255 | 1,536 | — | reserved | — | … |
| 23.169.233.0 – 23.169.239.255 | 1,792 | — | reserved | — | … |
| 23.169.246.0 – 23.169.247.255 | 512 | — | reserved | — | … |
| 23.170.1.0 – 23.170.7.255 | 1,792 | — | reserved | — | … |
| 23.170.9.0 – 23.170.15.255 | 1,792 | — | reserved | — | … |
| 23.170.17.0 – 23.170.23.255 | 1,792 | — | reserved | — | … |
| 23.170.25.0 – 23.170.31.255 | 1,792 | — | reserved | — | … |
| 23.170.34.0 – 23.170.39.255 | 1,536 | — | reserved | — | … |
| 23.170.41.0 – 23.170.47.255 | 1,792 | — | reserved | — | … |
| 23.170.50.0 – 23.170.55.255 | 1,536 | — | reserved | — | … |
| 23.170.57.0 – 23.170.64.255 | 2,048 | — | reserved | — | … |
| 23.170.66.0 – 23.170.71.255 | 1,536 | — | reserved | — | … |
| 23.170.73.0 – 23.170.79.255 | 1,792 | — | reserved | — | … |
| 23.170.81.0 – 23.170.87.255 | 1,792 | — | reserved | — | … |
| 23.170.89.0 – 23.170.95.255 | 1,792 | — | reserved | — | … |
| 23.170.97.0 – 23.170.103.255 | 1,792 | — | reserved | — | … |
| 23.170.105.0 – 23.170.111.255 | 1,792 | — | reserved | — | … |
| 23.170.113.0 – 23.170.135.255 | 5,888 | — | reserved | — | … |
| 23.170.137.0 – 23.170.143.255 | 1,792 | — | reserved | — | … |
| 23.170.146.0 – 23.170.151.255 | 1,536 | — | reserved | — | … |
| 23.170.153.0 – 23.170.159.255 | 1,792 | — | reserved | — | … |
| 23.170.166.0 – 23.170.167.255 | 512 | — | reserved | — | … |
| 23.170.169.0 – 23.170.175.255 | 1,792 | — | reserved | — | … |
| 23.170.177.0 – 23.170.183.255 | 1,792 | — | reserved | — | … |
| 23.170.185.0 – 23.170.191.255 | 1,792 | — | reserved | — | … |
| 23.170.193.0 – 23.170.199.255 | 1,792 | — | reserved | — | … |
| 23.170.201.0 – 23.170.207.255 | 1,792 | — | reserved | — | … |
| 23.170.210.0 – 23.170.215.255 | 1,536 | — | reserved | — | … |
| 23.170.217.0 – 23.170.231.255 | 3,840 | — | reserved | — | … |
| 23.170.234.0 – 23.170.239.255 | 1,536 | — | reserved | — | … |
| 23.171.1.0 – 23.171.7.255 | 1,792 | — | reserved | — | … |
| 23.171.10.0 – 23.171.23.255 | 3,584 | — | reserved | — | … |
| 23.171.25.0 – 23.171.31.255 | 1,792 | — | reserved | — | … |
| 23.171.33.0 – 23.171.39.255 | 1,792 | — | reserved | — | … |
| 23.171.41.0 – 23.171.47.255 | 1,792 | — | reserved | — | … |
| 23.171.49.0 – 23.171.55.255 | 1,792 | — | reserved | — | … |
| 23.171.57.0 – 23.171.63.255 | 1,792 | — | reserved | — | … |
| 23.171.66.0 – 23.171.71.255 | 1,536 | — | reserved | — | … |
| 23.171.73.0 – 23.171.87.255 | 3,840 | — | reserved | — | … |
| 23.171.89.0 – 23.171.95.255 | 1,792 | — | reserved | — | … |
| 23.171.97.0 – 23.171.111.255 | 3,840 | — | reserved | — | … |
| 23.171.113.0 – 23.171.119.255 | 1,792 | — | reserved | — | … |
| 23.171.121.0 – 23.171.127.255 | 1,792 | — | reserved | — | … |
| 23.171.129.0 – 23.171.135.255 | 1,792 | — | reserved | — | … |
| 23.171.137.0 – 23.171.143.255 | 1,792 | — | reserved | — | … |
| 23.171.145.0 – 23.171.159.255 | 3,840 | — | reserved | — | … |
| 23.171.161.0 – 23.171.167.255 | 1,792 | — | reserved | — | … |
| 23.171.169.0 – 23.171.175.255 | 1,792 | — | reserved | — | … |
| 23.171.178.0 – 23.171.183.255 | 1,536 | — | reserved | — | … |
| 23.171.185.0 – 23.171.207.255 | 5,888 | — | reserved | — | … |
| 23.171.209.0 – 23.171.215.255 | 1,792 | — | reserved | — | … |
| 23.171.217.0 – 23.171.223.255 | 1,792 | — | reserved | — | … |
| 23.171.225.0 – 23.171.231.255 | 1,792 | — | reserved | — | … |
| 23.171.233.0 – 23.171.239.255 | 1,792 | — | reserved | — | … |
| 23.171.241.0 – 23.171.247.255 | 1,792 | — | reserved | — | … |
| 23.171.249.0 – 23.171.255.255 | 1,792 | — | reserved | — | … |
| 23.172.1.0 – 23.172.7.255 | 1,792 | — | reserved | — | … |
| 23.172.9.0 – 23.172.15.255 | 1,792 | — | reserved | — | … |
| 23.172.17.0 – 23.172.23.255 | 1,792 | — | reserved | — | … |
| 23.172.25.0 – 23.172.31.255 | 1,792 | — | reserved | — | … |
| 23.172.33.0 – 23.172.39.255 | 1,792 | — | reserved | — | … |
| 23.172.41.0 – 23.172.55.255 | 3,840 | — | reserved | — | … |