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 |
|---|---|---|---|---|---|
| 166.240.0.0 – 166.255.255.255 | 1,048,576 |  US |
allocated | 2025-03-25 | e220ed812a4c… |
| 198.180.212.0 – 198.180.212.255 | 256 | US |
allocated | 2025-03-25 | e220ed812a4c… |
| 198.223.0.0 – 198.223.255.255 | 65,536 | US |
allocated | 2025-03-25 | e220ed812a4c… |
| 198.224.128.0 – 198.224.255.255 | 32,768 | US |
allocated | 2025-03-25 | e220ed812a4c… |
| 198.225.165.0 – 198.225.165.255 | 256 | US |
allocated | 2025-03-25 | e220ed812a4c… |
| 198.225.167.0 – 198.225.167.255 | 256 | US |
allocated | 2025-03-25 | e220ed812a4c… |
| 198.225.168.0 – 198.225.175.255 | 2,048 | US |
allocated | 2025-03-25 | e220ed812a4c… |
| 198.225.176.0 – 198.225.183.255 | 2,048 | US |
allocated | 2025-03-25 | e220ed812a4c… |
| 198.225.184.0 – 198.225.187.255 | 1,024 | US |
allocated | 2025-03-25 | e220ed812a4c… |
| 198.225.188.0 – 198.225.188.255 | 256 | US |
allocated | 2025-03-25 | e220ed812a4c… |
| 198.225.192.0 – 198.225.193.255 | 512 | US |
allocated | 2025-03-25 | e220ed812a4c… |
| 198.225.195.0 – 198.225.195.255 | 256 | US |
allocated | 2025-03-25 | e220ed812a4c… |
| 198.225.197.0 – 198.225.197.255 | 256 | US |
allocated | 2025-03-25 | e220ed812a4c… |
| 198.225.198.0 – 198.225.199.255 | 512 | US |
allocated | 2025-03-25 | e220ed812a4c… |
| 198.225.201.0 – 198.225.201.255 | 256 | US |
allocated | 2025-03-25 | e220ed812a4c… |
| 198.225.202.0 – 198.225.203.255 | 512 | US |
allocated | 2025-03-25 | e220ed812a4c… |
| 198.225.204.0 – 198.225.207.255 | 1,024 | US |
allocated | 2025-03-25 | e220ed812a4c… |
| 198.225.208.0 – 198.225.223.255 | 4,096 | US |
allocated | 2025-03-25 | e220ed812a4c… |
| 198.225.224.0 – 198.225.255.255 | 8,192 | US |
allocated | 2025-03-25 | e220ed812a4c… |
| 198.226.0.0 – 198.226.255.255 | 65,536 | US |
allocated | 2025-03-25 | e220ed812a4c… |
| 198.228.86.0 – 198.228.87.255 | 512 |  CA |
allocated | 2025-03-25 | 63072a7115f6… |
| 198.228.88.0 – 198.228.89.255 | 512 | CA |
allocated | 2025-03-25 | 63072a7115f6… |
| 198.229.124.0 – 198.229.127.255 | 1,024 | US |
allocated | 2025-03-25 | e220ed812a4c… |
| 198.229.128.0 – 198.229.159.255 | 8,192 | US |
allocated | 2025-03-25 | e220ed812a4c… |
| 198.229.160.0 – 198.229.175.255 | 4,096 | US |
allocated | 2025-03-25 | e220ed812a4c… |
| 198.229.176.0 – 198.229.183.255 | 2,048 | US |
allocated | 2025-03-25 | e220ed812a4c… |
| 198.229.196.0 – 198.229.199.255 | 1,024 | US |
allocated | 2025-03-25 | e220ed812a4c… |
| 198.229.200.0 – 198.229.207.255 | 2,048 | US |
allocated | 2025-03-25 | e220ed812a4c… |
| 198.229.208.0 – 198.229.215.255 | 2,048 | US |
allocated | 2025-03-25 | e220ed812a4c… |
| 198.229.216.0 – 198.229.219.255 | 1,024 | US |
allocated | 2025-03-25 | e220ed812a4c… |
| 198.230.96.0 – 198.230.127.255 | 8,192 | CA |
allocated | 2025-03-25 | 63072a7115f6… |
| 198.230.128.0 – 198.230.191.255 | 16,384 | US |
allocated | 2025-03-25 | e220ed812a4c… |
| 204.29.142.0 – 204.29.142.255 | 256 | US |
allocated | 2025-03-25 | 7a6d87f290fd… |
| 23.136.100.0 – 23.136.100.255 | 256 | US |
allocated | 2025-03-24 | 8bc6e1bfb71f… |
| 23.188.249.0 – 23.188.249.255 | 256 | US |
allocated | 2025-03-24 | 3f0f9cea8f79… |
| 94.46.144.0 – 94.46.159.255 | 4,096 | US |
allocated | 2025-03-24 | 20c786e8edd8… |
| 157.120.200.0 – 157.120.207.255 | 2,048 | CA |
allocated | 2025-03-24 | f27cb3238fd5… |
| 172.87.47.0 – 172.87.47.255 | 256 | US |
allocated | 2025-03-24 | 9ac5e02bee6d… |
| 207.166.148.0 – 207.166.151.255 | 1,024 | US |
allocated | 2025-03-24 | b4bc29b769c1… |
| 217.22.28.0 – 217.22.31.255 | 1,024 | US |
allocated | 2025-03-24 | 20c786e8edd8… |
| 23.136.84.0 – 23.136.84.255 | 256 | US |
allocated | 2025-03-21 | 27e56aa97d82… |
| 23.136.92.0 – 23.136.92.255 | 256 | US |
allocated | 2025-03-21 | cbeb726ec8ce… |
| 64.238.0.0 – 64.238.15.255 | 4,096 | US |
allocated | 2025-03-21 | b6cf0cef5080… |
| 66.56.64.0 – 66.56.79.255 | 4,096 | US |
allocated | 2025-03-21 | b9619a55c76f… |
| 66.234.4.0 – 66.234.7.255 | 1,024 | US |
allocated | 2025-03-21 | 8bfcfc6c391e… |
| 72.46.64.0 – 72.46.71.255 | 2,048 | US |
allocated | 2025-03-21 | 18f8abea9801… |
| 136.242.82.0 – 136.242.83.255 | 512 | US |
allocated | 2025-03-21 | 37acf4aaf556… |
| 192.188.142.0 – 192.188.142.255 | 256 | US |
allocated | 2025-03-21 | b427dc8b63f7… |
| 199.16.107.0 – 199.16.107.255 | 256 | US |
allocated | 2025-03-21 | a4284fa47850… |
| 199.127.129.0 – 199.127.129.255 | 256 | US |
allocated | 2025-03-21 | eddc82b0db0d… |
| 23.136.68.0 – 23.136.68.255 | 256 | US |
allocated | 2025-03-20 | 5fa941fac7be… |
| 23.136.76.0 – 23.136.76.255 | 256 | US |
allocated | 2025-03-19 | 499ee5f40d84… |
| 192.225.63.0 – 192.225.63.255 | 256 | US |
allocated | 2025-03-19 | 8ae403bb661a… |
| 23.136.36.0 – 23.136.36.255 | 256 | US |
allocated | 2025-03-18 | e48f6cd8765d… |
| 23.136.44.0 – 23.136.44.255 | 256 | US |
allocated | 2025-03-18 | f3eee451680d… |
| 23.136.52.0 – 23.136.52.255 | 256 | US |
allocated | 2025-03-18 | f05ad3e1fdb8… |
| 23.136.60.0 – 23.136.60.255 | 256 | US |
allocated | 2025-03-18 | 169f592328f7… |
| 74.85.208.0 – 74.85.223.255 | 4,096 | US |
allocated | 2025-03-18 | 550288cc8fd0… |
| 129.212.0.0 – 129.212.127.255 | 32,768 | US |
allocated | 2025-03-18 | 7e0f5b8b99cd… |
| 162.120.84.0 – 162.120.85.255 | 512 | US |
allocated | 2025-03-18 | 303919d46a2a… |
| 162.120.88.0 – 162.120.91.255 | 1,024 | US |
allocated | 2025-03-18 | 733976670333… |
| 172.83.52.0 – 172.83.55.255 | 1,024 | US |
allocated | 2025-03-18 | 5bf231856cef… |
| 172.96.163.0 – 172.96.163.255 | 256 | US |
allocated | 2025-03-18 | fefd0c92f562… |
| 199.34.65.0 – 199.34.65.255 | 256 | US |
allocated | 2025-03-18 | 1e37592c30ff… |
| 23.136.20.0 – 23.136.20.255 | 256 | US |
allocated | 2025-03-17 | cbdb0a5d94e3… |
| 23.136.28.0 – 23.136.28.255 | 256 | US |
allocated | 2025-03-17 | d75b9a9e0747… |
| 167.94.116.0 – 167.94.117.255 | 512 | US |
allocated | 2025-03-17 | 748377c55437… |
| 202.36.180.0 – 202.36.180.255 | 256 | US |
allocated | 2025-03-17 | 306bb21072cf… |
| 204.57.224.0 – 204.57.231.255 | 2,048 | US |
allocated | 2025-03-17 | c7bfef612140… |
| 208.86.196.0 – 208.86.199.255 | 1,024 | US |
allocated | 2025-03-17 | 4dc2bb8f94c6… |
| 208.93.4.0 – 208.93.7.255 | 1,024 | US |
allocated | 2025-03-17 | 4dc2bb8f94c6… |
| 208.94.224.0 – 208.94.231.255 | 2,048 | US |
allocated | 2025-03-17 | 4dc2bb8f94c6… |
| 23.136.4.0 – 23.136.4.255 | 256 | US |
allocated | 2025-03-14 | 31f7ac6235da… |
| 23.136.12.0 – 23.136.12.255 | 256 | US |
allocated | 2025-03-14 | ba834ca63c3d… |
| 150.252.96.0 – 150.252.111.255 | 4,096 | US |
allocated | 2025-03-14 | 0128f5fc30d2… |
| 162.120.40.0 – 162.120.43.255 | 1,024 | US |
allocated | 2025-03-14 | 85e600bcc611… |
| 172.96.36.0 – 172.96.37.255 | 512 | US |
allocated | 2025-03-14 | 4cca93fccaa7… |
| 198.212.49.0 – 198.212.49.255 | 256 | CA |
allocated | 2025-03-14 | e061e30ea695… |
| 199.36.100.0 – 199.36.101.255 | 512 | US |
allocated | 2025-03-14 | 4cca93fccaa7… |
| 23.135.228.0 – 23.135.228.255 | 256 | US |
allocated | 2025-03-13 | ab908cc228c8… |
| 23.135.244.0 – 23.135.244.255 | 256 | US |
allocated | 2025-03-13 | 8a7dac815b58… |
| 177.1.176.0 – 177.1.191.255 | 4,096 | US |
allocated | 2025-03-13 | 15cb3426edd0… |
| 177.1.192.0 – 177.1.207.255 | 4,096 | US |
allocated | 2025-03-13 | 15cb3426edd0… |
| 177.7.160.0 – 177.7.175.255 | 4,096 | US |
allocated | 2025-03-13 | 15cb3426edd0… |
| 177.7.224.0 – 177.7.239.255 | 4,096 | US |
allocated | 2025-03-13 | 15cb3426edd0… |
| 179.197.112.0 – 179.197.127.255 | 4,096 | US |
allocated | 2025-03-13 | 15cb3426edd0… |
| 179.197.128.0 – 179.197.143.255 | 4,096 | US |
allocated | 2025-03-13 | 15cb3426edd0… |
| 179.197.192.0 – 179.197.207.255 | 4,096 | US |
allocated | 2025-03-13 | 15cb3426edd0… |
| 179.198.240.0 – 179.198.255.255 | 4,096 | US |
allocated | 2025-03-13 | 15cb3426edd0… |
| 179.199.160.0 – 179.199.175.255 | 4,096 | US |
allocated | 2025-03-13 | 15cb3426edd0… |
| 179.252.0.0 – 179.252.15.255 | 4,096 | US |
allocated | 2025-03-13 | 15cb3426edd0… |
| 179.252.160.0 – 179.252.175.255 | 4,096 | US |
allocated | 2025-03-13 | 15cb3426edd0… |
| 179.254.224.0 – 179.254.239.255 | 4,096 | US |
allocated | 2025-03-13 | 15cb3426edd0… |
| 179.255.80.0 – 179.255.95.255 | 4,096 | US |
allocated | 2025-03-13 | 15cb3426edd0… |
| 179.255.192.0 – 179.255.207.255 | 4,096 | US |
allocated | 2025-03-13 | 15cb3426edd0… |
| 186.244.96.0 – 186.244.111.255 | 4,096 | US |
allocated | 2025-03-13 | 15cb3426edd0… |
| 187.7.32.0 – 187.7.63.255 | 8,192 | US |
allocated | 2025-03-13 | 15cb3426edd0… |
| 187.7.192.0 – 187.7.207.255 | 4,096 | US |
allocated | 2025-03-13 | 15cb3426edd0… |
| 187.13.32.0 – 187.13.47.255 | 4,096 | US |
allocated | 2025-03-13 | 15cb3426edd0… |
| 187.52.32.0 – 187.52.47.255 | 4,096 | US |
allocated | 2025-03-13 | 15cb3426edd0… |