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 |
|---|---|---|---|---|---|
| 23.190.249.0 – 23.190.255.255 | 1,792 | — | reserved | — | … |
| 23.191.1.0 – 23.191.7.255 | 1,792 | — | reserved | — | … |
| 23.191.9.0 – 23.191.23.255 | 3,840 | — | reserved | — | … |
| 23.191.25.0 – 23.191.39.255 | 3,840 | — | reserved | — | … |
| 23.191.41.0 – 23.191.47.255 | 1,792 | — | reserved | — | … |
| 23.191.49.0 – 23.191.55.255 | 1,792 | — | reserved | — | … |
| 23.191.57.0 – 23.191.71.255 | 3,840 | — | reserved | — | … |
| 23.191.73.0 – 23.191.79.255 | 1,792 | — | reserved | — | … |
| 23.191.81.0 – 23.191.87.255 | 1,792 | — | reserved | — | … |
| 23.191.89.0 – 23.191.103.255 | 3,840 | — | reserved | — | … |
| 23.191.105.0 – 23.191.111.255 | 1,792 | — | reserved | — | … |
| 23.191.113.0 – 23.191.127.255 | 3,840 | — | reserved | — | … |
| 23.191.130.0 – 23.191.135.255 | 1,536 | — | reserved | — | … |
| 23.191.137.0 – 23.191.151.255 | 3,840 | — | reserved | — | … |
| 23.191.153.0 – 23.191.175.255 | 5,888 | — | reserved | — | … |
| 23.191.177.0 – 23.191.183.255 | 1,792 | — | reserved | — | … |
| 23.191.185.0 – 23.191.191.255 | 1,792 | — | reserved | — | … |
| 23.191.193.0 – 23.191.199.255 | 1,792 | — | reserved | — | … |
| 23.191.202.0 – 23.191.207.255 | 1,536 | — | reserved | — | … |
| 23.191.209.0 – 23.191.215.255 | 1,792 | — | reserved | — | … |
| 23.191.217.0 – 23.191.231.255 | 3,840 | — | reserved | — | … |
| 23.191.233.0 – 23.191.239.255 | 1,792 | — | reserved | — | … |
| 23.191.241.0 – 23.191.247.255 | 1,792 | — | reserved | — | … |
| 23.191.249.0 – 23.191.255.255 | 1,792 | — | reserved | — | … |
| 23.246.136.0 – 23.246.139.255 | 1,024 | — | available | — | … |
| 23.246.152.0 – 23.246.155.255 | 1,024 | — | reserved | — | … |
| 23.246.160.0 – 23.246.163.255 | 1,024 | — | reserved | — | … |
| 23.246.188.0 – 23.246.191.255 | 1,024 | — | reserved | — | … |
| 23.247.172.0 – 23.247.175.255 | 1,024 | — | reserved | — | … |
| 23.247.181.0 – 23.247.181.255 | 256 | — | reserved | — | … |
| 23.247.248.0 – 23.247.248.255 | 256 | — | reserved | — | … |
| 23.252.160.0 – 23.252.175.255 | 4,096 | — | reserved | — | … |
| 31.207.58.0 – 31.207.59.255 | 512 | — | reserved | — | … |
| 45.41.36.0 – 45.41.36.255 | 256 | — | reserved | — | … |
| 45.42.0.0 – 45.42.3.255 | 1,024 | — | reserved | — | … |
| 45.42.132.0 – 45.42.135.255 | 1,024 | — | reserved | — | … |
| 45.42.180.0 – 45.42.180.255 | 256 | — | reserved | — | … |
| 45.59.151.0 – 45.59.155.255 | 1,280 | — | reserved | — | … |
| 45.59.167.0 – 45.59.167.255 | 256 | — | reserved | — | … |
| 52.119.2.0 – 52.119.2.255 | 256 | — | reserved | — | … |
| 52.129.64.0 – 52.129.95.255 | 8,192 | — | reserved | — | … |
| 52.144.30.0 – 52.144.30.255 | 256 | — | reserved | — | … |
| 63.141.38.0 – 63.141.38.255 | 256 | — | reserved | — | … |
| 64.28.43.0 – 64.28.43.255 | 256 | — | reserved | — | … |
| 64.37.32.0 – 64.37.47.255 | 4,096 | — | reserved | — | … |
| 64.112.49.0 – 64.112.49.255 | 256 | — | reserved | — | … |
| 64.112.66.0 – 64.112.66.255 | 256 | — | reserved | — | … |
| 65.61.62.0 – 65.61.62.255 | 256 | — | reserved | — | … |
| 65.181.108.0 – 65.181.109.255 | 512 | — | reserved | — | … |
| 65.255.160.0 – 65.255.175.255 | 4,096 | — | reserved | — | … |
| 66.43.93.0 – 66.43.94.255 | 512 | — | reserved | — | … |
| 66.45.33.0 – 66.45.33.255 | 256 | — | reserved | — | … |
| 66.85.35.0 – 66.85.39.255 | 1,280 | — | reserved | — | … |
| 66.85.42.0 – 66.85.42.255 | 256 | — | reserved | — | … |
| 66.85.66.0 – 66.85.66.255 | 256 | — | reserved | — | … |
| 66.111.56.0 – 66.111.59.255 | 1,024 | — | reserved | — | … |
| 66.132.231.0 – 66.132.231.255 | 256 | — | reserved | — | … |
| 66.146.220.0 – 66.146.220.255 | 256 | — | reserved | — | … |
| 66.159.96.0 – 66.159.97.255 | 512 | — | reserved | — | … |
| 66.159.102.0 – 66.159.103.255 | 512 | — | reserved | — | … |
| 66.163.209.0 – 66.163.209.255 | 256 | — | reserved | — | … |
| 66.208.80.0 – 66.208.83.255 | 1,024 | — | reserved | — | … |
| 69.1.64.0 – 69.1.95.255 | 8,192 | — | reserved | — | … |
| 69.12.1.0 – 69.12.1.255 | 256 | — | reserved | — | … |
| 69.12.8.0 – 69.12.9.255 | 512 | — | reserved | — | … |
| 69.36.32.0 – 69.36.47.255 | 4,096 | — | reserved | — | … |
| 69.67.156.0 – 69.67.159.255 | 1,024 | — | reserved | — | … |
| 69.80.225.0 – 69.80.225.255 | 256 | — | reserved | — | … |
| 69.94.0.0 – 69.94.1.255 | 512 | — | reserved | — | … |
| 72.46.152.0 – 72.46.153.255 | 512 | — | reserved | — | … |
| 74.81.186.0 – 74.81.186.255 | 256 | — | reserved | — | … |
| 74.113.224.0 – 74.113.227.255 | 1,024 | — | reserved | — | … |
| 74.114.200.0 – 74.114.203.255 | 1,024 | — | reserved | — | … |
| 74.116.52.0 – 74.116.53.255 | 512 | — | reserved | — | … |
| 74.118.196.0 – 74.118.199.255 | 1,024 | — | reserved | — | … |
| 74.121.28.0 – 74.121.31.255 | 1,024 | — | reserved | — | … |
| 76.76.20.0 – 76.76.20.255 | 256 | — | reserved | — | … |
| 76.76.29.0 – 76.76.29.255 | 256 | — | reserved | — | … |
| 98.143.160.0 – 98.143.175.255 | 4,096 | — | reserved | — | … |
| 104.156.155.0 – 104.156.155.255 | 256 | — | reserved | — | … |
| 104.166.124.0 – 104.166.127.255 | 1,024 | — | reserved | — | … |
| 104.193.188.0 – 104.193.191.255 | 1,024 | — | reserved | — | … |
| 104.193.200.0 – 104.193.203.255 | 1,024 | — | reserved | — | … |
| 104.247.96.0 – 104.247.96.255 | 256 | — | reserved | — | … |
| 104.255.32.0 – 104.255.32.255 | 256 | — | reserved | — | … |
| 107.168.0.0 – 107.169.255.255 | 131,072 | — | reserved | — | … |
| 107.182.140.0 – 107.182.143.255 | 1,024 | — | reserved | — | … |
| 108.164.0.0 – 108.164.255.255 | 65,536 | — | reserved | — | … |
| 130.250.206.0 – 130.250.206.255 | 256 | — | reserved | — | … |
| 131.143.46.0 – 131.143.46.255 | 256 | — | reserved | — | … |
| 135.84.40.0 – 135.84.41.255 | 512 | — | reserved | — | … |
| 135.84.231.0 – 135.84.231.255 | 256 | — | reserved | — | … |
| 137.35.0.0 – 137.35.255.255 | 65,536 | — | reserved | — | … |
| 137.83.10.0 – 137.83.10.255 | 256 | — | reserved | — | … |
| 142.248.94.0 – 142.248.94.255 | 256 | — | reserved | — | … |
| 142.248.154.0 – 142.248.154.255 | 256 | — | reserved | — | … |
| 142.249.125.0 – 142.249.125.255 | 256 | — | reserved | — | … |
| 142.249.153.0 – 142.249.153.255 | 256 | — | reserved | — | … |
| 143.49.0.0 – 143.49.255.255 | 65,536 | — | reserved | — | … |
| 143.203.0.0 – 143.203.255.255 | 65,536 | — | reserved | — | … |