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 |
|---|---|---|---|---|---|
| 204.225.175.0 – 204.225.175.255 | 256 |  CA |
allocated | 1995-01-10 | 926b9701e22a… |
| 204.225.176.0 – 204.225.176.255 | 256 | CA |
allocated | 1995-01-10 | 72c0dd47091b… |
| 204.225.177.0 – 204.225.177.255 | 256 | CA |
allocated | 1995-01-10 | 7351010f59ba… |
| 204.225.179.0 – 204.225.179.255 | 256 | CA |
allocated | 1995-01-10 | 9b89e72a8dc2… |
| 204.225.180.0 – 204.225.180.255 | 256 | CA |
allocated | 1995-01-10 | ca0555cdc1b6… |
| 204.225.181.0 – 204.225.181.255 | 256 | CA |
allocated | 1995-01-10 | 3412bbaf6e15… |
| 204.225.182.0 – 204.225.182.255 | 256 | CA |
allocated | 1995-01-10 | 35a33325609c… |
| 204.225.183.0 – 204.225.183.255 | 256 | CA |
allocated | 1995-01-10 | fcd01f841914… |
| 204.225.184.0 – 204.225.185.255 | 512 | CA |
allocated | 1995-01-10 | 40a6dfc86e2d… |
| 204.225.186.0 – 204.225.186.255 | 256 | CA |
allocated | 1995-01-10 | c77310d34577… |
| 204.225.187.0 – 204.225.187.255 | 256 | CA |
allocated | 1995-01-10 | 94163d63b689… |
| 204.225.188.0 – 204.225.189.255 | 512 | CA |
allocated | 1995-01-10 | 4efc3b986398… |
| 204.225.191.0 – 204.225.191.255 | 256 | CA |
allocated | 1995-01-10 | d26586ff3b82… |
| 204.225.192.0 – 204.225.192.255 | 256 | CA |
allocated | 1995-01-10 | ed59cd714b10… |
| 204.225.193.0 – 204.225.193.255 | 256 | CA |
allocated | 1995-01-10 | ec13ef089f77… |
| 204.225.194.0 – 204.225.195.255 | 512 | CA |
allocated | 1995-01-10 | ec13ef089f77… |
| 204.225.196.0 – 204.225.199.255 | 1,024 | CA |
allocated | 1995-01-10 | ec13ef089f77… |
| 204.225.211.0 – 204.225.211.255 | 256 | CA |
allocated | 1995-01-10 | 0fd215fe2537… |
| 204.225.212.0 – 204.225.215.255 | 1,024 | CA |
allocated | 1995-01-10 | be0d89e5b819… |
| 204.225.216.0 – 204.225.217.255 | 512 | CA |
allocated | 1995-01-10 | ac93732527f2… |
| 204.225.219.0 – 204.225.219.255 | 256 | CA |
allocated | 1995-01-10 | 71abd5365a54… |
| 204.225.220.0 – 204.225.220.255 | 256 | CA |
allocated | 1995-01-10 | 9bbaaa469019… |
| 204.225.221.0 – 204.225.221.255 | 256 | CA |
allocated | 1995-01-10 | 92324588b774… |
| 204.225.225.0 – 204.225.225.255 | 256 | CA |
allocated | 1995-01-10 | 7074b1af53d0… |
| 204.225.226.0 – 204.225.227.255 | 512 | CA |
allocated | 1995-01-10 | 3ce2a6345143… |
| 204.225.230.0 – 204.225.230.255 | 256 | CA |
allocated | 1995-01-10 | e709d08c3d86… |
| 204.225.231.0 – 204.225.231.255 | 256 | CA |
allocated | 1995-01-10 | e0070ab77bab… |
| 204.225.232.0 – 204.225.232.255 | 256 | CA |
allocated | 1995-01-10 | 00de9ca255c1… |
| 204.225.233.0 – 204.225.233.255 | 256 | CA |
allocated | 1995-01-10 | eff24436cc9a… |
| 204.225.234.0 – 204.225.235.255 | 512 | CA |
allocated | 1995-01-10 | 5d851221b4ee… |
| 204.225.236.0 – 204.225.236.255 | 256 | CA |
allocated | 1995-01-10 | 8a18cca86ea7… |
| 204.225.237.0 – 204.225.237.255 | 256 | CA |
allocated | 1995-01-10 | cb470b8d88a1… |
| 204.225.238.0 – 204.225.238.255 | 256 | CA |
allocated | 1995-01-10 | 67377e2f5793… |
| 204.225.249.0 – 204.225.249.255 | 256 | CA |
allocated | 1995-01-10 | 6b191fac1654… |
| 204.225.250.0 – 204.225.250.255 | 256 | CA |
allocated | 1995-01-10 | f803dfd19d55… |
| 204.225.251.0 – 204.225.251.255 | 256 | CA |
allocated | 1995-01-10 | a72250754256… |
| 204.225.252.0 – 204.225.252.255 | 256 | CA |
allocated | 1995-01-10 | 158d30569ade… |
| 204.225.253.0 – 204.225.253.255 | 256 | CA |
allocated | 1995-01-10 | 1ebaccaecf3e… |
| 204.225.254.0 – 204.225.254.255 | 256 | CA |
allocated | 1995-01-10 | 79171bd74c56… |
| 205.189.215.0 – 205.189.215.255 | 256 | CA |
allocated | 1995-01-10 | ed2c1d43466f… |
| 205.189.216.0 – 205.189.219.255 | 1,024 | CA |
allocated | 1995-01-10 | ed2c1d43466f… |
| 205.189.220.0 – 205.189.220.255 | 256 | CA |
allocated | 1995-01-10 | ed2c1d43466f… |
| 192.188.124.0 – 192.188.124.255 | 256 |  US |
allocated | 1995-01-09 | 89999daaa161… |
| 204.87.177.0 – 204.87.177.255 | 256 | US |
allocated | 1995-01-09 | b5bd5d4151ac… |
| 204.145.136.0 – 204.145.136.255 | 256 | US |
allocated | 1995-01-09 | 745fc7b57e03… |
| 204.145.137.0 – 204.145.137.255 | 256 | US |
allocated | 1995-01-09 | 7b145e2cb344… |
| 204.145.138.0 – 204.145.138.255 | 256 | US |
allocated | 1995-01-09 | 105fcd0e0a15… |
| 204.145.139.0 – 204.145.139.255 | 256 | US |
allocated | 1995-01-09 | bc3475617616… |
| 204.145.140.0 – 204.145.140.255 | 256 | US |
allocated | 1995-01-09 | bb79c840208e… |
| 204.145.141.0 – 204.145.141.255 | 256 | US |
allocated | 1995-01-09 | 2582dd863c1c… |
| 204.145.142.0 – 204.145.142.255 | 256 | US |
allocated | 1995-01-09 | d103ff793869… |
| 204.145.143.0 – 204.145.143.255 | 256 | US |
allocated | 1995-01-09 | a15f1b4c7beb… |
| 204.145.144.0 – 204.145.144.255 | 256 | US |
allocated | 1995-01-09 | 92cd417a5926… |
| 204.145.145.0 – 204.145.145.255 | 256 | US |
allocated | 1995-01-09 | f538ae747be5… |
| 204.145.146.0 – 204.145.146.255 | 256 | US |
allocated | 1995-01-09 | e8d00286a50a… |
| 204.145.148.0 – 204.145.148.255 | 256 | US |
allocated | 1995-01-09 | 95c411f5e8d7… |
| 204.145.149.0 – 204.145.149.255 | 256 | US |
allocated | 1995-01-09 | 17ef485c0f51… |
| 204.145.150.0 – 204.145.150.255 | 256 | US |
allocated | 1995-01-09 | 659b3aca8434… |
| 204.145.151.0 – 204.145.151.255 | 256 | US |
allocated | 1995-01-09 | b6898c5ccd69… |
| 204.145.153.0 – 204.145.153.255 | 256 | US |
allocated | 1995-01-09 | 4f17c73991c8… |
| 204.145.154.0 – 204.145.154.255 | 256 | US |
allocated | 1995-01-09 | dccc624a3dce… |
| 204.145.155.0 – 204.145.155.255 | 256 | US |
allocated | 1995-01-09 | 1d9bcf9d2629… |
| 204.145.156.0 – 204.145.156.255 | 256 | US |
allocated | 1995-01-09 | a1b93743f531… |
| 169.156.0.0 – 169.156.255.255 | 65,536 | US |
allocated | 1995-01-07 | 9c708128b569… |
| 204.87.174.0 – 204.87.174.255 | 256 | US |
allocated | 1995-01-07 | 7c13e685ac34… |
| 204.87.176.0 – 204.87.176.255 | 256 | US |
allocated | 1995-01-07 | f20f3c5ee016… |
| 204.124.236.0 – 204.124.237.255 | 512 | US |
allocated | 1995-01-07 | f95a2322e342… |
| 204.124.238.0 – 204.124.238.255 | 256 | US |
allocated | 1995-01-07 | f95a2322e342… |
| 204.126.138.0 – 204.126.139.255 | 512 | US |
allocated | 1995-01-07 | c8d04e90d4ec… |
| 204.128.155.0 – 204.128.155.255 | 256 | US |
allocated | 1995-01-07 | 54e4f26b4169… |
| 204.128.156.0 – 204.128.156.255 | 256 | US |
allocated | 1995-01-07 | e0ab146c9209… |
| 204.128.157.0 – 204.128.157.255 | 256 | US |
allocated | 1995-01-07 | 97e6466c74ae… |
| 204.128.158.0 – 204.128.158.255 | 256 | US |
allocated | 1995-01-07 | be395f5a1aa5… |
| 204.128.159.0 – 204.128.159.255 | 256 | US |
allocated | 1995-01-07 | 881a15249f2c… |
| 204.128.160.0 – 204.128.160.255 | 256 | US |
allocated | 1995-01-07 | 311254ff1588… |
| 204.128.161.0 – 204.128.161.255 | 256 | US |
allocated | 1995-01-07 | eb56e024c2ce… |
| 204.128.162.0 – 204.128.162.255 | 256 | US |
allocated | 1995-01-07 | 58842d343c16… |
| 204.128.163.0 – 204.128.163.255 | 256 | US |
allocated | 1995-01-07 | 17c97b6b9ae9… |
| 204.128.165.0 – 204.128.165.255 | 256 | US |
allocated | 1995-01-07 | 52087967609b… |
| 204.128.166.0 – 204.128.166.255 | 256 | US |
allocated | 1995-01-07 | 1d16a78ae705… |
| 204.128.167.0 – 204.128.167.255 | 256 | US |
allocated | 1995-01-07 | cece3f9a43bb… |
| 204.128.168.0 – 204.128.168.255 | 256 | US |
allocated | 1995-01-07 | 478e17058745… |
| 204.128.169.0 – 204.128.169.255 | 256 | US |
allocated | 1995-01-07 | d5054d4df6d2… |
| 204.128.172.0 – 204.128.172.255 | 256 | US |
allocated | 1995-01-07 | 440a37e399a6… |
| 204.128.173.0 – 204.128.173.255 | 256 | US |
allocated | 1995-01-07 | 1b1129d70fb6… |
| 204.128.174.0 – 204.128.174.255 | 256 | US |
allocated | 1995-01-07 | 6b27caac0c0c… |
| 204.152.76.0 – 204.152.77.255 | 512 | US |
allocated | 1995-01-07 | 20e6bf899752… |
| 204.153.188.0 – 204.153.191.255 | 1,024 | US |
allocated | 1995-01-07 | 229bd77a7ce2… |
| 204.153.192.0 – 204.153.195.255 | 1,024 | US |
allocated | 1995-01-07 | 1f4dca3e4544… |
| 204.193.224.0 – 204.193.255.255 | 8,192 | US |
allocated | 1995-01-07 | 2c6c115c0874… |
| 204.194.104.0 – 204.194.107.255 | 1,024 | US |
allocated | 1995-01-07 | d9d954937446… |
| 204.194.108.0 – 204.194.109.255 | 512 | US |
allocated | 1995-01-07 | d9d954937446… |
| 204.194.110.0 – 204.194.110.255 | 256 | US |
allocated | 1995-01-07 | d9d954937446… |
| 204.194.120.0 – 204.194.127.255 | 2,048 | US |
allocated | 1995-01-07 | be87a6f57401… |
| 204.194.128.0 – 204.194.143.255 | 4,096 | US |
allocated | 1995-01-07 | be87a6f57401… |
| 204.194.144.0 – 204.194.159.255 | 4,096 | US |
allocated | 1995-01-07 | 7347b13c724c… |
| 204.194.160.0 – 204.194.167.255 | 2,048 | US |
allocated | 1995-01-07 | 7347b13c724c… |
| 192.17.0.0 – 192.17.255.255 | 65,536 | US |
allocated | 1995-01-06 | bd6f4480245e… |
| 192.111.121.0 – 192.111.121.255 | 256 | US |
allocated | 1995-01-06 | f4c20681d646… |
| 204.153.184.0 – 204.153.187.255 | 1,024 | US |
allocated | 1995-01-06 | 45fe880b68a8… |