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
1,644,590,848
📦
IPv4 networks
76,800
delegated blocks
🧭
IPv6 networks
11,469
delegated blocks
🔗
Autonomous systems
34,176
ASNs
// browse the objects
Browse the ARIN registry
| Range | Addresses | Country | Status | Allocated | Org handle |
|---|---|---|---|---|---|
| 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… |
| 204.44.240.0 – 204.44.255.255 | 4,096 | US |
allocated | 1995-02-16 | 92827669a282… |
| 204.58.200.0 – 204.58.203.255 | 1,024 | US |
allocated | 1995-02-16 | 575da8eecaaa… |
| 204.58.204.0 – 204.58.207.255 | 1,024 | US |
allocated | 1995-02-16 | 16d38a08c125… |
| 204.58.208.0 – 204.58.211.255 | 1,024 | US |
allocated | 1995-02-16 | a781d05b94e1… |
| 204.58.212.0 – 204.58.215.255 | 1,024 | US |
allocated | 1995-02-16 | 685fbb479e60… |
| 204.58.216.0 – 204.58.219.255 | 1,024 | US |
allocated | 1995-02-16 | 9d757a27868c… |
| 204.80.240.0 – 204.80.240.255 | 256 | US |
allocated | 1995-02-16 | 55384e532aa8… |
| 204.80.241.0 – 204.80.241.255 | 256 | US |
allocated | 1995-02-16 | fcbf8c31a2bf… |
| 204.80.242.0 – 204.80.242.255 | 256 | US |
allocated | 1995-02-16 | ed34573a04ed… |
| 204.80.243.0 – 204.80.243.255 | 256 | US |
allocated | 1995-02-16 | 02b05fef7322… |
| 204.80.245.0 – 204.80.245.255 | 256 | US |
allocated | 1995-02-16 | c86fe8484751… |
| 204.80.246.0 – 204.80.246.255 | 256 | US |
allocated | 1995-02-16 | c1916e173b26… |
| 204.80.248.0 – 204.80.248.255 | 256 | US |
allocated | 1995-02-16 | d7c86215c864… |
| 132.189.0.0 – 132.189.255.255 | 65,536 | US |
allocated | 1995-02-15 | e5dfd5f6f635… |
| 204.128.195.0 – 204.128.195.255 | 256 | US |
allocated | 1995-02-15 | 83639a23fa0c… |
| 204.128.196.0 – 204.128.196.255 | 256 | US |
allocated | 1995-02-15 | 891f01253d42… |
| 204.128.197.0 – 204.128.197.255 | 256 | US |
allocated | 1995-02-15 | ec38aa25111e… |
| 204.128.199.0 – 204.128.199.255 | 256 | US |
allocated | 1995-02-15 | e55d6aff6b80… |
| 204.128.200.0 – 204.128.200.255 | 256 | US |
allocated | 1995-02-15 | b467d911df49… |
| 204.128.201.0 – 204.128.201.255 | 256 | US |
allocated | 1995-02-15 | 3e416c90881c… |
| 204.128.202.0 – 204.128.202.255 | 256 | US |
allocated | 1995-02-15 | f6caceb4e405… |
| 204.153.244.0 – 204.153.247.255 | 1,024 | US |
allocated | 1995-02-15 | e9ad7bb18e02… |
| 204.153.248.0 – 204.153.255.255 | 2,048 | US |
allocated | 1995-02-15 | 30a77f078622… |
| 204.245.192.0 – 204.245.255.255 | 16,384 | US |
allocated | 1995-02-15 | 9f14454567a6… |
| 204.246.192.0 – 204.246.255.255 | 16,384 | US |
allocated | 1995-02-15 | e5e3b9c13678… |
| 205.137.0.0 – 205.137.15.255 | 4,096 | US |
allocated | 1995-02-15 | 622c9c616c38… |
| 205.137.16.0 – 205.137.31.255 | 4,096 | US |
allocated | 1995-02-15 | 229bd77a7ce2… |
| 205.138.0.0 – 205.139.255.255 | 131,072 | US |
allocated | 1995-02-15 | cdb7d42057bd… |
| 205.140.0.0 – 205.140.127.255 | 32,768 | US |
allocated | 1995-02-15 | cdb7d42057bd… |
| 205.140.128.0 – 205.140.159.255 | 8,192 | US |
allocated | 1995-02-15 | cdb7d42057bd… |
| 205.140.160.0 – 205.140.175.255 | 4,096 | US |
allocated | 1995-02-15 | cdb7d42057bd… |
| 205.140.176.0 – 205.140.191.255 | 4,096 | US |
allocated | 1995-02-15 | 8d94230a2495… |
| 205.140.192.0 – 205.140.255.255 | 16,384 | US |
allocated | 1995-02-15 | cdb7d42057bd… |
| 205.141.0.0 – 205.141.63.255 | 16,384 | US |
allocated | 1995-02-15 | 91edd5bf8478… |
| 192.157.128.0 – 192.157.128.255 | 256 | US |
allocated | 1995-02-14 | 6be328e56f67… |
| 192.157.163.0 – 192.157.163.255 | 256 | US |
allocated | 1995-02-14 | 60bd642d49d1… |
| 192.157.164.0 – 192.157.164.255 | 256 |  CA |
allocated | 1995-02-14 | ec13ef089f77… |
| 192.157.173.0 – 192.157.173.255 | 256 | CA |
allocated | 1995-02-14 | cf11da476a9f… |
| 192.157.175.0 – 192.157.175.255 | 256 | US |
allocated | 1995-02-14 | 01ded2cfbf92… |
| 192.157.177.0 – 192.157.177.255 | 256 | US |
allocated | 1995-02-14 | b932558eb528… |
| 192.157.178.0 – 192.157.179.255 | 512 | US |
allocated | 1995-02-14 | b932558eb528… |
| 192.157.180.0 – 192.157.183.255 | 1,024 | US |
allocated | 1995-02-14 | b932558eb528… |
| 192.157.184.0 – 192.157.184.255 | 256 | US |
allocated | 1995-02-14 | 5dc9ad360991… |
| 192.157.186.0 – 192.157.186.255 | 256 | US |
allocated | 1995-02-14 | acfc4932ac54… |
| 192.157.188.0 – 192.157.188.255 | 256 | US |
allocated | 1995-02-14 | 6148defd4483… |
| 204.77.143.0 – 204.77.143.255 | 256 | US |
allocated | 1995-02-14 | 8cdcc93f429c… |
| 204.77.144.0 – 204.77.144.255 | 256 | US |
allocated | 1995-02-14 | 8cdcc93f429c… |
| 199.233.80.0 – 199.233.80.255 | 256 | US |
allocated | 1995-02-13 | 5a5a068b8a08… |
| 204.235.224.0 – 204.235.239.255 | 4,096 | US |
allocated | 1995-02-13 | ba2585855155… |
| 204.238.18.0 – 204.238.18.255 | 256 | US |
allocated | 1995-02-13 | d1fbbef574e5… |
| 204.238.19.0 – 204.238.19.255 | 256 | US |
allocated | 1995-02-13 | 9e46ab47277f… |
| 204.238.20.0 – 204.238.20.255 | 256 | US |
allocated | 1995-02-13 | f1023704c8a9… |