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
1,645,629,696
📦
IPv4 networks
76,708
delegated blocks
🧭
IPv6 networks
11,353
delegated blocks
🔗
Autonomous systems
34,059
ASNs
// browse the objects
Browse the ARIN registry
| Range | Addresses | Country | Status | Allocated | Org handle |
|---|---|---|---|---|---|
| 192.197.217.0 – 192.197.217.255 | 256 |  US |
allocated | 1993-02-17 | 42543342623e… |
| 192.197.218.0 – 192.197.218.255 | 256 | US |
allocated | 1993-02-17 | 42543342623e… |
| 192.197.219.0 – 192.197.219.255 | 256 | US |
allocated | 1993-02-17 | 42543342623e… |
| 198.73.216.0 – 198.73.217.255 | 512 |  CA |
allocated | 1993-02-16 | f9d8b7bc5050… |
| 198.51.241.0 – 198.51.241.255 | 256 | US |
allocated | 1993-02-12 | 55b294748455… |
| 198.51.242.0 – 198.51.242.255 | 256 | US |
allocated | 1993-02-12 | 35b318d79257… |
| 198.51.243.0 – 198.51.243.255 | 256 | US |
allocated | 1993-02-12 | 657098e3c2d1… |
| 198.51.244.0 – 198.51.244.255 | 256 | US |
allocated | 1993-02-12 | 657098e3c2d1… |
| 198.51.246.0 – 198.51.246.255 | 256 | US |
allocated | 1993-02-12 | 232ce3d44911… |
| 198.51.247.0 – 198.51.247.255 | 256 | US |
allocated | 1993-02-12 | 232ce3d44911… |
| 198.51.248.0 – 198.51.248.255 | 256 | US |
allocated | 1993-02-12 | 39ff67d720c5… |
| 198.51.249.0 – 198.51.249.255 | 256 | US |
allocated | 1993-02-12 | 3e56eb4b2300… |
| 198.51.250.0 – 198.51.250.255 | 256 | US |
allocated | 1993-02-12 | a73e335c9dd2… |
| 198.61.4.0 – 198.61.5.255 | 512 | US |
allocated | 1993-02-12 | 1376df04a526… |
| 198.61.6.0 – 198.61.6.255 | 256 | US |
allocated | 1993-02-12 | 1376df04a526… |
| 198.71.32.0 – 198.71.39.255 | 2,048 | US |
allocated | 1993-02-12 | d56adc3e3fdc… |
| 198.71.40.0 – 198.71.43.255 | 1,024 | US |
allocated | 1993-02-12 | d56adc3e3fdc… |
| 198.71.64.0 – 198.71.71.255 | 2,048 | US |
allocated | 1993-02-12 | b004b3ecde24… |
| 198.71.72.0 – 198.71.75.255 | 1,024 | US |
allocated | 1993-02-12 | b004b3ecde24… |
| 161.209.0.0 – 161.209.255.255 | 65,536 | US |
allocated | 1993-02-11 | 55d523fe5d75… |
| 165.32.0.0 – 165.39.255.255 | 524,288 | US |
allocated | 1993-02-11 | bef0bf61cb6f… |
| 165.40.0.0 – 165.41.255.255 | 131,072 | US |
allocated | 1993-02-11 | bef0bf61cb6f… |
| 165.44.0.0 – 165.47.255.255 | 262,144 | US |
allocated | 1993-02-11 | bef0bf61cb6f… |
| 165.48.0.0 – 165.48.255.255 | 65,536 | US |
allocated | 1993-02-11 | bef0bf61cb6f… |
| 196.2.0.0 – 196.2.0.255 | 256 |  JM |
allocated | 1993-02-11 | 77f195edb924… |
| 196.2.1.0 – 196.2.1.255 | 256 | JM |
allocated | 1993-02-11 | 77f195edb924… |
| 198.49.144.0 – 198.49.145.255 | 512 | US |
allocated | 1993-02-11 | 6f0787756b0c… |
| 198.49.146.0 – 198.49.146.255 | 256 | US |
allocated | 1993-02-11 | e46d50b27c27… |
| 198.51.238.0 – 198.51.238.255 | 256 | US |
allocated | 1993-02-11 | d7c40d04f568… |
| 198.51.239.0 – 198.51.239.255 | 256 | US |
allocated | 1993-02-11 | d7c40d04f568… |
| 198.58.0.0 – 198.58.1.255 | 512 | JM |
allocated | 1993-02-11 | 77f195edb924… |
| 198.62.0.0 – 198.62.7.255 | 2,048 | US |
allocated | 1993-02-11 | a4d2477c8462… |
| 198.63.0.0 – 198.63.255.255 | 65,536 | US |
allocated | 1993-02-11 | 9f14454567a6… |
| 198.64.0.0 – 198.65.255.255 | 131,072 | US |
allocated | 1993-02-11 | 9f14454567a6… |
| 198.66.0.0 – 198.66.255.255 | 65,536 | US |
allocated | 1993-02-11 | 9f14454567a6… |
| 198.67.0.0 – 198.67.255.255 | 65,536 | US |
allocated | 1993-02-11 | 37fe01d6d027… |
| 198.68.0.0 – 198.69.255.255 | 131,072 | US |
allocated | 1993-02-11 | 37fe01d6d027… |
| 198.70.0.0 – 198.70.255.255 | 65,536 | US |
allocated | 1993-02-11 | 37fe01d6d027… |
| 198.71.16.0 – 198.71.23.255 | 2,048 | US |
allocated | 1993-02-11 | ed1b717b22c4… |
| 198.71.24.0 – 198.71.27.255 | 1,024 | US |
allocated | 1993-02-11 | ed1b717b22c4… |
| 161.208.0.0 – 161.208.255.255 | 65,536 | US |
allocated | 1993-02-10 | 71a67f14563e… |
| 192.133.144.0 – 192.133.159.255 | 4,096 | US |
allocated | 1993-02-10 | 6f69b4fbc4a7… |
| 192.133.160.0 – 192.133.191.255 | 8,192 | US |
allocated | 1993-02-10 | 6f69b4fbc4a7… |
| 192.133.192.0 – 192.133.223.255 | 8,192 | US |
allocated | 1993-02-10 | 6f69b4fbc4a7… |
| 192.133.224.0 – 192.133.239.255 | 4,096 | US |
allocated | 1993-02-10 | 6f69b4fbc4a7… |
| 192.133.240.0 – 192.133.243.255 | 1,024 | US |
allocated | 1993-02-10 | 6f69b4fbc4a7… |
| 198.49.136.0 – 198.49.136.255 | 256 | US |
allocated | 1993-02-10 | f2ea28693463… |
| 198.49.137.0 – 198.49.137.255 | 256 | US |
allocated | 1993-02-10 | e7802f8fbffa… |
| 198.49.142.0 – 198.49.142.255 | 256 | US |
allocated | 1993-02-10 | f4007173116a… |
| 198.50.64.0 – 198.50.95.255 | 8,192 | US |
allocated | 1993-02-10 | d111cf04003b… |
| 198.51.234.0 – 198.51.235.255 | 512 | US |
allocated | 1993-02-10 | fb5e1cea65e4… |
| 198.51.236.0 – 198.51.237.255 | 512 | US |
allocated | 1993-02-10 | fb5e1cea65e4… |
| 198.55.0.0 – 198.55.3.255 | 1,024 | US |
allocated | 1993-02-10 | 45fe880b68a8… |
| 198.55.4.0 – 198.55.7.255 | 1,024 | US |
allocated | 1993-02-10 | 45fe880b68a8… |
| 198.55.64.0 – 198.55.79.255 | 4,096 | US |
allocated | 1993-02-10 | 45fe880b68a8… |
| 198.55.80.0 – 198.55.87.255 | 2,048 | US |
allocated | 1993-02-10 | 45fe880b68a8… |
| 198.55.88.0 – 198.55.91.255 | 1,024 | US |
allocated | 1993-02-10 | 45fe880b68a8… |
| 198.55.92.0 – 198.55.93.255 | 512 | US |
allocated | 1993-02-10 | 45fe880b68a8… |
| 198.57.64.0 – 198.57.79.255 | 4,096 | CA |
allocated | 1993-02-10 | 53fe2f61d133… |
| 142.231.0.0 – 142.231.255.255 | 65,536 | CA |
allocated | 1993-02-09 | b764959acfe6… |
| 161.204.0.0 – 161.204.255.255 | 65,536 | US |
allocated | 1993-02-09 | 93d207a5540a… |
| 161.205.0.0 – 161.205.255.255 | 65,536 | US |
allocated | 1993-02-09 | bd9031ded25b… |
| 164.105.0.0 – 164.105.255.255 | 65,536 | US |
allocated | 1993-02-09 | 45fe880b68a8… |
| 164.106.0.0 – 164.106.255.255 | 65,536 | US |
allocated | 1993-02-09 | 8ef98e26ca32… |
| 192.187.151.0 – 192.187.151.255 | 256 | US |
allocated | 1993-02-09 | b74cae5e7160… |
| 192.187.152.0 – 192.187.152.255 | 256 | US |
allocated | 1993-02-09 | 8c857ab67d06… |
| 192.187.154.0 – 192.187.154.255 | 256 | US |
allocated | 1993-02-09 | a564198b2e42… |
| 192.197.239.0 – 192.197.239.255 | 256 | CA |
allocated | 1993-02-09 | 687ede24d19b… |
| 192.197.240.0 – 192.197.240.255 | 256 | CA |
allocated | 1993-02-09 | 687ede24d19b… |
| 192.197.241.0 – 192.197.241.255 | 256 | CA |
allocated | 1993-02-09 | 687ede24d19b… |
| 192.197.242.0 – 192.197.242.255 | 256 | CA |
allocated | 1993-02-09 | 687ede24d19b… |
| 198.49.114.0 – 198.49.114.255 | 256 | US |
allocated | 1993-02-09 | b7113f40bcf2… |
| 198.49.115.0 – 198.49.115.255 | 256 | US |
allocated | 1993-02-09 | feff2110db4c… |
| 198.49.116.0 – 198.49.117.255 | 512 | US |
allocated | 1993-02-09 | b730ad725482… |
| 198.49.118.0 – 198.49.118.255 | 256 | US |
allocated | 1993-02-09 | b730ad725482… |
| 198.49.119.0 – 198.49.119.255 | 256 | US |
allocated | 1993-02-09 | 48d18c2f9253… |
| 198.49.120.0 – 198.49.120.255 | 256 | US |
allocated | 1993-02-09 | 45fe880b68a8… |
| 198.49.121.0 – 198.49.121.255 | 256 | US |
allocated | 1993-02-09 | 45fe880b68a8… |
| 198.49.122.0 – 198.49.122.255 | 256 | US |
allocated | 1993-02-09 | 45fe880b68a8… |
| 198.49.123.0 – 198.49.123.255 | 256 | US |
allocated | 1993-02-09 | 45fe880b68a8… |
| 198.49.125.0 – 198.49.125.255 | 256 | US |
allocated | 1993-02-09 | d646bbdd2830… |
| 198.49.127.0 – 198.49.127.255 | 256 | US |
allocated | 1993-02-09 | fd18a6a0df05… |
| 198.49.134.0 – 198.49.134.255 | 256 | US |
allocated | 1993-02-09 | c56dd70df1f6… |
| 198.51.213.0 – 198.51.213.255 | 256 | US |
allocated | 1993-02-09 | 653fe15aba4f… |
| 198.51.214.0 – 198.51.214.255 | 256 | US |
allocated | 1993-02-09 | 653fe15aba4f… |
| 198.51.215.0 – 198.51.215.255 | 256 | US |
allocated | 1993-02-09 | 97f44d0df7e7… |
| 198.51.216.0 – 198.51.216.255 | 256 | US |
allocated | 1993-02-09 | 97f44d0df7e7… |
| 198.51.217.0 – 198.51.217.255 | 256 | US |
allocated | 1993-02-09 | 3a5eedcbd43e… |
| 198.51.218.0 – 198.51.218.255 | 256 | US |
allocated | 1993-02-09 | adb8f32139e3… |
| 198.51.219.0 – 198.51.219.255 | 256 | US |
allocated | 1993-02-09 | adb8f32139e3… |
| 198.51.220.0 – 198.51.220.255 | 256 | US |
allocated | 1993-02-09 | adb8f32139e3… |
| 198.51.221.0 – 198.51.221.255 | 256 | US |
allocated | 1993-02-09 | adb8f32139e3… |
| 198.51.223.0 – 198.51.223.255 | 256 | US |
allocated | 1993-02-09 | 52a7d0c05e2f… |
| 198.51.224.0 – 198.51.224.255 | 256 | US |
allocated | 1993-02-09 | 31dfcef2e37b… |
| 198.51.225.0 – 198.51.225.255 | 256 | US |
allocated | 1993-02-09 | 65c68f8b3579… |
| 198.51.226.0 – 198.51.227.255 | 512 | US |
allocated | 1993-02-09 | 65c68f8b3579… |
| 198.51.228.0 – 198.51.229.255 | 512 | US |
allocated | 1993-02-09 | 65c68f8b3579… |
| 198.57.32.0 – 198.57.39.255 | 2,048 | US |
allocated | 1993-02-09 | 6d79c3761260… |
| 198.57.40.0 – 198.57.43.255 | 1,024 | US |
allocated | 1993-02-09 | 6d79c3761260… |
| 198.58.2.0 – 198.58.3.255 | 512 | US |
allocated | 1993-02-09 | 9f14454567a6… |