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
1,645,650,944
📦
IPv4 networks
76,728
delegated blocks
🧭
IPv6 networks
11,368
delegated blocks
🔗
Autonomous systems
34,055
ASNs
// browse the objects
Browse the ARIN registry
| Range | Addresses | Country | Status | Allocated | Org handle |
|---|---|---|---|---|---|
| 216.69.240.0 – 216.69.255.255 | 4,096 |  US |
allocated | 2005-08-16 | 6b08f39f3ff1… |
| 216.131.48.0 – 216.131.63.255 | 4,096 | US |
allocated | 2005-08-16 | 92847c100780… |
| 204.15.64.0 – 204.15.71.255 | 2,048 | US |
allocated | 2005-08-12 | b4641ae59609… |
| 216.57.114.0 – 216.57.115.255 | 512 | US |
allocated | 2005-08-12 | ebbf6ce8f4dc… |
| 216.57.116.0 – 216.57.119.255 | 1,024 | US |
allocated | 2005-08-12 | ebbf6ce8f4dc… |
| 216.57.121.0 – 216.57.121.255 | 256 | US |
allocated | 2005-08-12 | ebbf6ce8f4dc… |
| 216.57.122.0 – 216.57.123.255 | 512 | US |
allocated | 2005-08-12 | ebbf6ce8f4dc… |
| 216.57.124.0 – 216.57.127.255 | 1,024 | US |
allocated | 2005-08-12 | ebbf6ce8f4dc… |
| 72.149.0.0 – 72.149.255.255 | 65,536 | US |
allocated | 2005-08-11 | 81e05477cc28… |
| 72.151.0.0 – 72.151.255.255 | 65,536 | US |
allocated | 2005-08-11 | 81e05477cc28… |
| 72.156.0.0 – 72.159.255.255 | 262,144 | US |
allocated | 2005-08-11 | 81e05477cc28… |
| 204.15.48.0 – 204.15.51.255 | 1,024 | US |
allocated | 2005-08-09 | a73aed39c9b6… |
| 24.89.64.0 – 24.89.127.255 | 16,384 |  CA |
allocated | 2005-08-08 | 7ce2dfebde5e… |
| 204.15.20.0 – 204.15.23.255 | 1,024 | US |
allocated | 2005-08-08 | 0db4b6da59d1… |
| 216.14.224.0 – 216.14.255.255 | 8,192 | US |
allocated | 2005-08-08 | 60728115fb98… |
| 216.221.192.0 – 216.221.207.255 | 4,096 | US |
allocated | 2005-08-05 | 0f3361e2d6ff… |
| 69.94.192.0 – 69.94.223.255 | 8,192 | US |
allocated | 2005-08-04 | de0be66e2530… |
| 205.201.160.0 – 205.201.191.255 | 8,192 | US |
allocated | 2005-08-04 | 2dc47cb824cf… |
| 206.192.128.0 – 206.192.191.255 | 16,384 | US |
allocated | 2005-08-04 | 55bcfe082a1f… |
| 216.227.208.0 – 216.227.223.255 | 4,096 | US |
allocated | 2005-08-04 | a6b65597e29a… |
| 69.94.128.0 – 69.94.159.255 | 8,192 | US |
allocated | 2005-08-03 | 50c7f63a6228… |
| 72.192.0.0 – 72.223.255.255 | 2,097,152 | US |
allocated | 2005-08-03 | 4cad11d18482… |
| 204.15.32.0 – 204.15.33.255 | 512 | CA |
allocated | 2005-08-03 | 85b3efc5e8f7… |
| 216.227.240.0 – 216.227.255.255 | 4,096 | US |
allocated | 2005-08-03 | 43c073c96837… |
| 72.128.0.0 – 72.135.255.255 | 524,288 | US |
allocated | 2005-08-02 | d2fc8fbc818f… |
| 204.15.16.0 – 204.15.19.255 | 1,024 | US |
allocated | 2005-08-02 | 2456d9a87dcc… |
| 204.15.24.0 – 204.15.31.255 | 2,048 | US |
allocated | 2005-08-02 | 6cd6208e8ff3… |
| 69.80.192.0 – 69.80.223.255 | 8,192 | US |
allocated | 2005-08-01 | 105c57756e5b… |
| 209.196.192.0 – 209.196.223.255 | 8,192 | US |
allocated | 2005-08-01 | d725c4db3f80… |
| 72.53.0.0 – 72.53.127.255 | 32,768 | CA |
allocated | 2005-07-29 | 9f2122981d76… |
| 72.53.128.0 – 72.53.159.255 | 8,192 | CA |
allocated | 2005-07-29 | 9f2122981d76… |
| 216.224.112.0 – 216.224.127.255 | 4,096 | US |
allocated | 2005-07-29 | f518d3ff11cb… |
| 69.31.160.0 – 69.31.191.255 | 8,192 | CA |
allocated | 2005-07-28 | d05fd6bc6850… |
| 72.234.0.0 – 72.235.255.255 | 131,072 | US |
allocated | 2005-07-28 | 2eb271d6c28f… |
| 204.15.0.0 – 204.15.3.255 | 1,024 | US |
allocated | 2005-07-28 | e5e3b9c13678… |
| 216.19.176.0 – 216.19.191.255 | 4,096 | CA |
allocated | 2005-07-28 | f6b965c213cd… |
| 216.219.80.0 – 216.219.95.255 | 4,096 | US |
allocated | 2005-07-28 | e3aee62e5a69… |
| 216.219.112.0 – 216.219.127.255 | 4,096 | US |
allocated | 2005-07-28 | 518993ea80aa… |
| 71.192.0.0 – 71.207.255.255 | 1,048,576 | US |
allocated | 2005-07-27 | 3a7b40ab58f6… |
| 69.80.128.0 – 69.80.191.255 | 16,384 | US |
allocated | 2005-07-26 | 0778f38ce84f… |
| 204.14.240.0 – 204.14.243.255 | 1,024 | US |
allocated | 2005-07-26 | ca2af2dab037… |
| 204.14.248.0 – 204.14.255.255 | 2,048 |  AI |
allocated | 2005-07-26 | d49b894dec25… |
| 206.188.224.0 – 206.188.255.255 | 8,192 | US |
allocated | 2005-07-26 | 021385bf34d9… |
| 216.182.80.0 – 216.182.95.255 | 4,096 | US |
allocated | 2005-07-26 | 6e048190eb9a… |
| 216.182.176.0 – 216.182.191.255 | 4,096 | US |
allocated | 2005-07-26 | f5f7b3f4a69d… |
| 65.181.192.0 – 65.181.255.255 | 16,384 | US |
allocated | 2005-07-25 | 3cefb41a8b51… |
| 69.77.128.0 – 69.77.159.255 | 8,192 | US |
allocated | 2005-07-25 | 8d009ee47227… |
| 69.77.192.0 – 69.77.255.255 | 16,384 | US |
allocated | 2005-07-25 | d3a2f62b18c5… |
| 204.14.232.0 – 204.14.239.255 | 2,048 | US |
allocated | 2005-07-25 | 9504b501ac24… |
| 206.188.160.0 – 206.188.191.255 | 8,192 | US |
allocated | 2005-07-25 | 42deec352848… |
| 206.188.192.0 – 206.188.193.255 | 512 | US |
allocated | 2005-07-25 | 494e2ed149d4… |
| 206.188.195.0 – 206.188.195.255 | 256 | US |
allocated | 2005-07-25 | 494e2ed149d4… |
| 206.188.198.0 – 206.188.199.255 | 512 | US |
allocated | 2005-07-25 | 494e2ed149d4… |
| 206.188.204.0 – 206.188.207.255 | 1,024 | US |
allocated | 2005-07-25 | 494e2ed149d4… |
| 206.188.208.0 – 206.188.209.255 | 512 | US |
allocated | 2005-07-25 | 494e2ed149d4… |
| 206.188.212.0 – 206.188.215.255 | 1,024 | US |
allocated | 2005-07-25 | 494e2ed149d4… |
| 206.188.219.0 – 206.188.219.255 | 256 | US |
allocated | 2005-07-25 | 494e2ed149d4… |
| 206.188.220.0 – 206.188.223.255 | 1,024 | US |
allocated | 2005-07-25 | 494e2ed149d4… |
| 216.144.80.0 – 216.144.95.255 | 4,096 |  KY |
allocated | 2005-07-25 | 4719bc705962… |
| 72.38.0.0 – 72.39.255.255 | 131,072 | CA |
allocated | 2005-07-22 | 7f8d2810def2… |
| 216.14.176.0 – 216.14.191.255 | 4,096 | US |
allocated | 2005-07-22 | 564019fd598c… |
| 216.86.144.0 – 216.86.159.255 | 4,096 | US |
allocated | 2005-07-22 | 75c30a4450cb… |
| 65.181.128.0 – 65.181.191.255 | 16,384 | US |
allocated | 2005-07-21 | 553baa5a5ca7… |
| 72.224.0.0 – 72.231.255.255 | 524,288 | US |
allocated | 2005-07-21 | d2fc8fbc818f… |
| 204.14.208.0 – 204.14.215.255 | 2,048 | US |
allocated | 2005-07-21 | 6666934f7458… |
| 204.14.216.0 – 204.14.223.255 | 2,048 | US |
allocated | 2005-07-21 | 34c6c5b76d96… |
| 64.62.0.0 – 64.62.127.255 | 32,768 | US |
allocated | 2005-07-19 | 07b4afc6ca39… |
| 205.234.112.0 – 205.234.112.255 | 256 | US |
allocated | 2005-07-19 | afb29ec00f9d… |
| 206.188.128.0 – 206.188.159.255 | 8,192 |  BM |
allocated | 2005-07-19 | d6bf0b71ba4d… |
| 204.14.200.0 – 204.14.203.255 | 1,024 | US |
allocated | 2005-07-18 | a0110a5631b3… |
| 216.215.0.0 – 216.215.63.255 | 16,384 | US |
allocated | 2005-07-18 | 3a9e39b8a0cc… |
| 67.54.128.0 – 67.54.255.255 | 32,768 | US |
allocated | 2005-07-15 | 4bb69b7e690b… |
| 205.234.80.0 – 205.234.95.255 | 4,096 | US |
allocated | 2005-07-15 | b2437809fbae… |
| 205.234.96.0 – 205.234.111.255 | 4,096 | US |
allocated | 2005-07-15 | 698c1d643a5d… |
| 64.85.128.0 – 64.85.159.255 | 8,192 | US |
allocated | 2005-07-14 | fe1bf20bce56… |
| 64.85.160.0 – 64.85.175.255 | 4,096 | US |
allocated | 2005-07-14 | fe1bf20bce56… |
| 208.40.208.0 – 208.40.223.255 | 4,096 | US |
allocated | 2005-07-14 | dfdf482c9f49… |
| 216.57.80.0 – 216.57.95.255 | 4,096 | US |
allocated | 2005-07-14 | 7744520fa5e7… |
| 207.68.208.0 – 207.68.223.255 | 4,096 | US |
allocated | 2005-07-13 | ea07c0900e59… |
| 64.16.0.0 – 64.16.63.255 | 16,384 | US |
allocated | 2005-07-12 | 07b4afc6ca39… |
| 64.38.0.0 – 64.38.63.255 | 16,384 | US |
allocated | 2005-07-12 | 67ce42f5d914… |
| 204.14.180.0 – 204.14.183.255 | 1,024 | US |
allocated | 2005-07-12 | b004b3ecde24… |
| 72.52.0.0 – 72.52.63.255 | 16,384 | US |
allocated | 2005-07-11 | 8ff74c5691c8… |
| 204.14.176.0 – 204.14.179.255 | 1,024 | US |
allocated | 2005-07-11 | b54a676c5121… |
| 206.188.64.0 – 206.188.95.255 | 8,192 | CA |
allocated | 2005-07-11 | 9f2122981d76… |
| 206.188.96.0 – 206.188.127.255 | 8,192 | CA |
allocated | 2005-07-11 | d0828b48ec4a… |
| 207.29.208.0 – 207.29.223.255 | 4,096 | US |
allocated | 2005-07-07 | e4a25f8062d9… |
| 204.14.168.0 – 204.14.175.255 | 2,048 | US |
allocated | 2005-07-06 | 87d3a0fcecb7… |
| 206.188.32.0 – 206.188.63.255 | 8,192 | US |
allocated | 2005-07-06 | 82e1ae08e3e5… |
| 72.50.0.0 – 72.50.127.255 | 32,768 |  PR |
allocated | 2005-07-05 | b3befbc5de9a… |
| 72.51.4.0 – 72.51.7.255 | 1,024 | CA |
allocated | 2005-07-05 | 3c781914ab27… |
| 72.51.8.0 – 72.51.11.255 | 1,024 | CA |
allocated | 2005-07-05 | 3c781914ab27… |
| 72.51.16.0 – 72.51.31.255 | 4,096 | CA |
allocated | 2005-07-05 | 3c781914ab27… |
| 72.51.32.0 – 72.51.47.255 | 4,096 | CA |
allocated | 2005-07-05 | 3c781914ab27… |
| 72.51.48.0 – 72.51.51.255 | 1,024 | CA |
allocated | 2005-07-05 | 3c781914ab27… |
| 72.51.60.0 – 72.51.63.255 | 1,024 | CA |
allocated | 2005-07-05 | 3c781914ab27… |
| 204.14.160.0 – 204.14.167.255 | 2,048 | US |
allocated | 2005-07-05 | c11de03113d2… |
| 216.36.0.0 – 216.36.31.255 | 8,192 | US |
allocated | 2005-07-05 | 98e6c615fd07… |
| 205.147.80.0 – 205.147.87.255 | 2,048 | US |
allocated | 2005-07-01 | a3339aa5234e… |
| 207.244.144.0 – 207.244.159.255 | 4,096 | US |
allocated | 2005-07-01 | 1d0bff172f08… |