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 |
|---|---|---|---|---|---|
| 199.34.97.0 – 199.34.97.255 | 256 |  US |
allocated | 2025-03-28 | 3ff7803d7859… |
| 208.83.108.0 – 208.83.109.255 | 512 | US |
allocated | 2025-03-28 | ce909d57801e… |
| 23.136.132.0 – 23.136.132.255 | 256 | US |
allocated | 2025-03-27 | 0e1a2aed797f… |
| 23.136.140.0 – 23.136.140.255 | 256 | US |
allocated | 2025-03-27 | 005eae1d7f21… |
| 76.9.0.0 – 76.9.31.255 | 8,192 | US |
allocated | 2025-03-27 | 910a26894415… |
| 85.116.160.0 – 85.116.175.255 | 4,096 | US |
allocated | 2025-03-27 | 91091fa318f3… |
| 204.89.203.0 – 204.89.203.255 | 256 | US |
allocated | 2025-03-27 | 8338e8cc2a7d… |
| 23.136.124.0 – 23.136.124.255 | 256 | US |
allocated | 2025-03-26 | dfcae7fb6907… |
| 64.6.44.0 – 64.6.45.255 | 512 | US |
allocated | 2025-03-26 | 5968b89d39c5… |
| 66.235.116.0 – 66.235.119.255 | 1,024 | US |
allocated | 2025-03-26 | 3af11f5aec32… |
| 143.223.132.0 – 143.223.133.255 | 512 |  CA |
allocated | 2025-03-26 | dbeeaeb280ee… |
| 143.223.138.0 – 143.223.139.255 | 512 | CA |
allocated | 2025-03-26 | dbeeaeb280ee… |
| 207.11.192.0 – 207.11.223.255 | 8,192 | US |
allocated | 2025-03-26 | e29d5a4792c5… |
| 23.136.108.0 – 23.136.108.255 | 256 | US |
allocated | 2025-03-25 | 100e5a8bf104… |
| 23.136.116.0 – 23.136.116.255 | 256 | US |
allocated | 2025-03-25 | d6099822d2d3… |
| 45.33.205.0 – 45.33.205.255 | 256 | US |
allocated | 2025-03-25 | 1dba55cd3bec… |
| 66.40.108.0 – 66.40.111.255 | 1,024 | US |
allocated | 2025-03-25 | b2f5ac5210e9… |
| 166.139.0.0 – 166.139.255.255 | 65,536 | US |
allocated | 2025-03-25 | e220ed812a4c… |
| 166.140.0.0 – 166.143.255.255 | 262,144 | US |
allocated | 2025-03-25 | e220ed812a4c… |
| 166.144.0.0 – 166.145.255.255 | 131,072 | US |
allocated | 2025-03-25 | e220ed812a4c… |
| 166.146.0.0 – 166.146.255.255 | 65,536 | US |
allocated | 2025-03-25 | e220ed812a4c… |
| 166.147.0.0 – 166.147.63.255 | 16,384 | US |
allocated | 2025-03-25 | e220ed812a4c… |
| 166.147.128.0 – 166.147.255.255 | 32,768 | US |
allocated | 2025-03-25 | e220ed812a4c… |
| 166.148.0.0 – 166.151.255.255 | 262,144 | US |
allocated | 2025-03-25 | e220ed812a4c… |
| 166.152.0.0 – 166.159.255.255 | 524,288 | US |
allocated | 2025-03-25 | e220ed812a4c… |
| 166.160.0.0 – 166.167.255.255 | 524,288 | US |
allocated | 2025-03-25 | e220ed812a4c… |
| 166.168.0.0 – 166.169.255.255 | 131,072 | US |
allocated | 2025-03-25 | e220ed812a4c… |
| 166.179.108.0 – 166.179.111.255 | 1,024 | US |
allocated | 2025-03-25 | e220ed812a4c… |
| 166.179.112.0 – 166.179.127.255 | 4,096 | US |
allocated | 2025-03-25 | e220ed812a4c… |
| 166.179.128.0 – 166.179.255.255 | 32,768 | US |
allocated | 2025-03-25 | e220ed812a4c… |
| 166.180.0.0 – 166.180.255.255 | 65,536 | US |
allocated | 2025-03-25 | e220ed812a4c… |
| 166.211.0.0 – 166.211.255.255 | 65,536 | US |
allocated | 2025-03-25 | e220ed812a4c… |
| 166.237.0.0 – 166.237.255.255 | 65,536 | US |
allocated | 2025-03-25 | e220ed812a4c… |
| 166.239.0.0 – 166.239.255.255 | 65,536 | US |
allocated | 2025-03-25 | e220ed812a4c… |
| 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… |