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
1,645,653,504
📦
IPv4 networks
76,715
delegated blocks
🧭
IPv6 networks
11,358
delegated blocks
🔗
Autonomous systems
34,034
ASNs
// browse the objects
Browse the ARIN registry
| Range | Addresses | Country | Status | Allocated | Org handle |
|---|---|---|---|---|---|
| 205.144.16.0 – 205.144.31.255 | 4,096 |  US |
allocated | 1995-02-24 | f8f83c8f2269… |
| 205.144.32.0 – 205.144.47.255 | 4,096 | US |
allocated | 1995-02-24 | c5de67a898d8… |
| 169.160.0.0 – 169.175.255.255 | 1,048,576 | US |
allocated | 1995-02-23 | 0418d3fd070a… |
| 169.176.0.0 – 169.183.255.255 | 524,288 | US |
allocated | 1995-02-23 | 0418d3fd070a… |
| 169.184.0.0 – 169.184.255.255 | 65,536 | US |
allocated | 1995-02-23 | 660ceb60f1a7… |
| 169.185.0.0 – 169.185.255.255 | 65,536 | US |
allocated | 1995-02-23 | 0418d3fd070a… |
| 169.186.0.0 – 169.187.255.255 | 131,072 | US |
allocated | 1995-02-23 | 0418d3fd070a… |
| 169.188.0.0 – 169.191.255.255 | 262,144 | US |
allocated | 1995-02-23 | 0418d3fd070a… |
| 169.192.0.0 – 169.195.255.255 | 262,144 | US |
allocated | 1995-02-23 | 0418d3fd070a… |
| 169.196.0.0 – 169.196.255.255 | 65,536 | US |
allocated | 1995-02-23 | bbea06baf812… |
| 170.216.0.0 – 170.216.255.255 | 65,536 | US |
allocated | 1995-02-23 | e1479449555d… |
| 170.217.0.0 – 170.217.255.255 | 65,536 | US |
allocated | 1995-02-23 | 3e9ba6ae42b3… |
| 204.58.224.0 – 204.58.227.255 | 1,024 | US |
allocated | 1995-02-23 | cfeab0acff84… |
| 204.87.228.0 – 204.87.228.255 | 256 | US |
allocated | 1995-02-23 | 95ffe1155c24… |
| 204.87.229.0 – 204.87.229.255 | 256 | US |
allocated | 1995-02-23 | d7b9cb02d939… |
| 204.87.230.0 – 204.87.230.255 | 256 | US |
allocated | 1995-02-23 | facdf710913d… |
| 204.87.231.0 – 204.87.231.255 | 256 | US |
allocated | 1995-02-23 | 2d48f9702bba… |
| 204.87.232.0 – 204.87.232.255 | 256 | US |
allocated | 1995-02-23 | 891d557997a9… |
| 204.128.232.0 – 204.128.232.255 | 256 | US |
allocated | 1995-02-23 | 7f8fe3fefff0… |
| 204.128.233.0 – 204.128.233.255 | 256 | US |
allocated | 1995-02-23 | 900b26a86816… |
| 204.128.234.0 – 204.128.234.255 | 256 | US |
allocated | 1995-02-23 | 900b26a86816… |
| 204.128.235.0 – 204.128.235.255 | 256 | US |
allocated | 1995-02-23 | 900b26a86816… |
| 204.128.236.0 – 204.128.236.255 | 256 | US |
allocated | 1995-02-23 | 900b26a86816… |
| 204.128.237.0 – 204.128.237.255 | 256 | US |
allocated | 1995-02-23 | 900b26a86816… |
| 204.128.238.0 – 204.128.238.255 | 256 | US |
allocated | 1995-02-23 | 900b26a86816… |
| 204.128.239.0 – 204.128.239.255 | 256 | US |
allocated | 1995-02-23 | 31ff5108b7ba… |
| 204.128.240.0 – 204.128.240.255 | 256 | US |
allocated | 1995-02-23 | 900b26a86816… |
| 204.128.241.0 – 204.128.241.255 | 256 | US |
allocated | 1995-02-23 | 900b26a86816… |
| 204.128.242.0 – 204.128.242.255 | 256 | US |
allocated | 1995-02-23 | 900b26a86816… |
| 204.128.244.0 – 204.128.244.255 | 256 | US |
allocated | 1995-02-23 | 3af49cace695… |
| 204.128.246.0 – 204.128.246.255 | 256 | US |
allocated | 1995-02-23 | 190646a1cd56… |
| 204.239.12.0 – 204.239.12.255 | 256 |  CA |
allocated | 1995-02-23 | 273d33928343… |
| 205.137.64.0 – 205.137.79.255 | 4,096 | US |
allocated | 1995-02-23 | 32b2ca7b2f06… |
| 205.142.12.0 – 205.142.13.255 | 512 | US |
allocated | 1995-02-23 | 615155f39275… |
| 205.142.16.0 – 205.142.19.255 | 1,024 | US |
allocated | 1995-02-23 | e220ed812a4c… |
| 205.142.20.0 – 205.142.21.255 | 512 | US |
allocated | 1995-02-23 | 3d34453cccdd… |
| 205.142.22.0 – 205.142.23.255 | 512 | US |
allocated | 1995-02-23 | 02191cc55d15… |
| 205.142.24.0 – 205.142.27.255 | 1,024 | US |
allocated | 1995-02-23 | 32b2ca7b2f06… |
| 192.90.0.0 – 192.90.255.255 | 65,536 | US |
allocated | 1995-02-22 | 61457436058b… |
| 199.253.208.0 – 199.253.211.255 | 1,024 | US |
allocated | 1995-02-22 | d681c2f0f261… |
| 199.253.212.0 – 199.253.213.255 | 512 | US |
allocated | 1995-02-22 | d681c2f0f261… |
| 199.253.214.0 – 199.253.215.255 | 512 | US |
allocated | 1995-02-22 | d0f795944407… |
| 199.253.216.0 – 199.253.223.255 | 2,048 | US |
allocated | 1995-02-22 | d0f795944407… |
| 199.253.224.0 – 199.253.239.255 | 4,096 | US |
allocated | 1995-02-22 | d0f795944407… |
| 199.253.240.0 – 199.253.240.255 | 256 | US |
allocated | 1995-02-22 | d0f795944407… |
| 204.128.231.0 – 204.128.231.255 | 256 | US |
allocated | 1995-02-22 | ca26fd4f213f… |
| 199.123.80.0 – 199.123.80.255 | 256 | US |
allocated | 1995-02-21 | 45fe880b68a8… |
| 199.196.224.0 – 199.196.255.255 | 8,192 | US |
allocated | 1995-02-21 | e1cb8ef33021… |
| 199.253.192.0 – 199.253.199.255 | 2,048 | US |
allocated | 1995-02-21 | 65ee5638681c… |
| 199.253.200.0 – 199.253.207.255 | 2,048 | US |
allocated | 1995-02-21 | c8c2f44be711… |
| 204.61.224.0 – 204.61.255.255 | 8,192 | US |
allocated | 1995-02-21 | 5d02cc7c7e68… |
| 204.86.248.0 – 204.86.248.255 | 256 | US |
allocated | 1995-02-21 | c5f78335af0c… |
| 204.126.182.0 – 204.126.183.255 | 512 | US |
allocated | 1995-02-21 | ff4dc4acec3c… |
| 204.128.224.0 – 204.128.224.255 | 256 | US |
allocated | 1995-02-21 | 3fc89ec8e2cd… |
| 204.128.225.0 – 204.128.225.255 | 256 | US |
allocated | 1995-02-21 | 4fa72f525708… |
| 204.128.226.0 – 204.128.226.255 | 256 | US |
allocated | 1995-02-21 | b51395e34308… |
| 204.128.227.0 – 204.128.227.255 | 256 | US |
allocated | 1995-02-21 | fc1dc5e598d3… |
| 204.128.228.0 – 204.128.228.255 | 256 | US |
allocated | 1995-02-21 | 0a974e86fe8f… |
| 204.128.229.0 – 204.128.229.255 | 256 | US |
allocated | 1995-02-21 | 568328772632… |
| 204.128.230.0 – 204.128.230.255 | 256 | US |
allocated | 1995-02-21 | 6a2bec1ff1c3… |
| 204.152.118.0 – 204.152.119.255 | 512 | US |
allocated | 1995-02-21 | d88d61819f8e… |
| 205.132.32.0 – 205.132.39.255 | 2,048 | US |
allocated | 1995-02-21 | a92da0b3de4c… |
| 205.132.40.0 – 205.132.43.255 | 1,024 | US |
allocated | 1995-02-21 | c85478569678… |
| 205.132.44.0 – 205.132.44.255 | 256 | US |
allocated | 1995-02-21 | c85478569678… |
| 205.142.0.0 – 205.142.3.255 | 1,024 | US |
allocated | 1995-02-21 | 2c8b166870cf… |
| 205.142.4.0 – 205.142.5.255 | 512 | US |
allocated | 1995-02-21 | 64dd4e624b0b… |
| 205.142.6.0 – 205.142.6.255 | 256 | US |
allocated | 1995-02-21 | 64dd4e624b0b… |
| 205.142.8.0 – 205.142.11.255 | 1,024 | US |
allocated | 1995-02-21 | bd3c9c5d1c5d… |
| 205.144.0.0 – 205.144.15.255 | 4,096 | US |
allocated | 1995-02-21 | 4c848b34dd31… |
| 204.58.220.0 – 204.58.223.255 | 1,024 | US |
allocated | 1995-02-17 | 73559e067119… |
| 204.80.247.0 – 204.80.247.255 | 256 | US |
allocated | 1995-02-17 | 2b70fedbdf9d… |
| 204.80.249.0 – 204.80.249.255 | 256 | US |
allocated | 1995-02-17 | 73509ef69ba9… |
| 204.80.250.0 – 204.80.251.255 | 512 | US |
allocated | 1995-02-17 | fbe9b5c66f0e… |
| 204.80.252.0 – 204.80.255.255 | 1,024 | US |
allocated | 1995-02-17 | fbe9b5c66f0e… |
| 204.128.204.0 – 204.128.204.255 | 256 | US |
allocated | 1995-02-17 | 6c53ff4751ce… |
| 204.128.206.0 – 204.128.206.255 | 256 | US |
allocated | 1995-02-17 | 386fa97ceaf4… |
| 204.128.207.0 – 204.128.207.255 | 256 | US |
allocated | 1995-02-17 | 963369fa2d42… |
| 204.128.208.0 – 204.128.208.255 | 256 | US |
allocated | 1995-02-17 | d8e1aefb00e9… |
| 204.128.209.0 – 204.128.209.255 | 256 | US |
allocated | 1995-02-17 | 50da94fbbe12… |
| 204.128.211.0 – 204.128.211.255 | 256 | US |
allocated | 1995-02-17 | 3ed9b2dfa375… |
| 204.128.212.0 – 204.128.212.255 | 256 | US |
allocated | 1995-02-17 | d290285a5f11… |
| 204.128.213.0 – 204.128.213.255 | 256 | US |
allocated | 1995-02-17 | 39469fddfc2d… |
| 204.128.214.0 – 204.128.214.255 | 256 | US |
allocated | 1995-02-17 | 964447d81e61… |
| 204.128.216.0 – 204.128.216.255 | 256 | US |
allocated | 1995-02-17 | 28c86ac7859c… |
| 204.128.217.0 – 204.128.217.255 | 256 | US |
allocated | 1995-02-17 | 200b3b8284f4… |
| 204.128.218.0 – 204.128.218.255 | 256 | US |
allocated | 1995-02-17 | af939724d991… |
| 204.128.219.0 – 204.128.219.255 | 256 | US |
allocated | 1995-02-17 | c6fa64ee1d78… |
| 204.128.221.0 – 204.128.221.255 | 256 | US |
allocated | 1995-02-17 | 9eee4240fca2… |
| 204.128.222.0 – 204.128.222.255 | 256 | US |
allocated | 1995-02-17 | 5c59ec5bf54a… |
| 204.128.223.0 – 204.128.223.255 | 256 | US |
allocated | 1995-02-17 | 7f185922fca2… |
| 205.137.32.0 – 205.137.47.255 | 4,096 | US |
allocated | 1995-02-17 | 625ec8db1992… |
| 205.141.64.0 – 205.141.127.255 | 16,384 | US |
allocated | 1995-02-17 | c82efa9aca87… |
| 149.69.0.0 – 149.69.255.255 | 65,536 | US |
allocated | 1995-02-16 | b5d72e6e5470… |
| 199.196.160.0 – 199.196.175.255 | 4,096 | US |
allocated | 1995-02-16 | 6aa57c7d2775… |
| 199.196.176.0 – 199.196.183.255 | 2,048 | US |
allocated | 1995-02-16 | 6aa57c7d2775… |
| 199.196.184.0 – 199.196.187.255 | 1,024 | US |
allocated | 1995-02-16 | 6aa57c7d2775… |
| 199.196.188.0 – 199.196.189.255 | 512 | US |
allocated | 1995-02-16 | 6aa57c7d2775… |
| 199.196.190.0 – 199.196.190.255 | 256 | US |
allocated | 1995-02-16 | 6aa57c7d2775… |
| 199.196.192.0 – 199.196.223.255 | 8,192 | US |
allocated | 1995-02-16 | 546b9496c536… |
| 204.44.224.0 – 204.44.239.255 | 4,096 | US |
allocated | 1995-02-16 | 0a89f43f2347… |