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
1,645,583,360
📦
IPv4 networks
76,686
delegated blocks
🧭
IPv6 networks
11,342
delegated blocks
🔗
Autonomous systems
34,022
ASNs
// browse the objects
Browse the ARIN registry
| Range | Addresses | Country | Status | Allocated | Org handle |
|---|---|---|---|---|---|
| 199.249.168.0 – 199.249.169.255 | 512 |  US |
allocated | 1994-06-01 | 03772d84e56b… |
| 199.249.172.0 – 199.249.172.255 | 256 | US |
allocated | 1994-06-01 | 9b52658915a4… |
| 199.249.173.0 – 199.249.173.255 | 256 | US |
allocated | 1994-06-01 | 09531b29545e… |
| 199.249.174.0 – 199.249.174.255 | 256 | US |
allocated | 1994-06-01 | 96942ceb867e… |
| 199.249.175.0 – 199.249.175.255 | 256 |  CA |
allocated | 1994-06-01 | c427806cf09b… |
| 199.249.176.0 – 199.249.177.255 | 512 | CA |
allocated | 1994-06-01 | c427806cf09b… |
| 199.249.178.0 – 199.249.178.255 | 256 | CA |
allocated | 1994-06-01 | c427806cf09b… |
| 199.249.179.0 – 199.249.179.255 | 256 | US |
allocated | 1994-06-01 | fc2a0d780344… |
| 199.249.180.0 – 199.249.181.255 | 512 | US |
allocated | 1994-06-01 | fc2a0d780344… |
| 199.249.182.0 – 199.249.182.255 | 256 | US |
allocated | 1994-06-01 | fc2a0d780344… |
| 199.249.183.0 – 199.249.183.255 | 256 | US |
allocated | 1994-06-01 | 374d06220eee… |
| 199.249.184.0 – 199.249.184.255 | 256 | US |
allocated | 1994-06-01 | 374d06220eee… |
| 199.249.185.0 – 199.249.185.255 | 256 | US |
allocated | 1994-06-01 | 52ef7ed5380e… |
| 199.249.187.0 – 199.249.187.255 | 256 | US |
allocated | 1994-06-01 | 8ab4822cec44… |
| 199.249.188.0 – 199.249.188.255 | 256 | US |
allocated | 1994-06-01 | 6835ada43eff… |
| 199.249.189.0 – 199.249.189.255 | 256 | US |
allocated | 1994-06-01 | d6e506f6d95d… |
| 199.249.190.0 – 199.249.190.255 | 256 | US |
allocated | 1994-06-01 | e89d3e6248d3… |
| 198.212.131.0 – 198.212.131.255 | 256 | US |
allocated | 1994-05-31 | 076e363776b6… |
| 198.212.132.0 – 198.212.132.255 | 256 | US |
allocated | 1994-05-31 | 8b5a77c92060… |
| 198.212.133.0 – 198.212.133.255 | 256 | US |
allocated | 1994-05-31 | 90f0f2aff752… |
| 198.212.134.0 – 198.212.134.255 | 256 | US |
allocated | 1994-05-31 | edcdb023e196… |
| 199.249.150.0 – 199.249.150.255 | 256 | US |
allocated | 1994-05-31 | 28b5e7168b33… |
| 199.249.151.0 – 199.249.151.255 | 256 | US |
allocated | 1994-05-31 | 6f4ff23f4efb… |
| 199.249.152.0 – 199.249.152.255 | 256 | US |
allocated | 1994-05-31 | 6f4ff23f4efb… |
| 199.249.153.0 – 199.249.153.255 | 256 | US |
allocated | 1994-05-31 | 4958918135c5… |
| 199.249.154.0 – 199.249.154.255 | 256 | US |
allocated | 1994-05-31 | d3529f254bc5… |
| 199.249.155.0 – 199.249.155.255 | 256 | US |
allocated | 1994-05-31 | 82865ed7dece… |
| 199.249.156.0 – 199.249.157.255 | 512 | US |
allocated | 1994-05-31 | 82865ed7dece… |
| 199.249.158.0 – 199.249.158.255 | 256 | US |
allocated | 1994-05-31 | 22c14ad58b39… |
| 199.249.159.0 – 199.249.159.255 | 256 | US |
allocated | 1994-05-31 | f21ad141b618… |
| 199.249.160.0 – 199.249.160.255 | 256 | US |
allocated | 1994-05-31 | 87af82a7fcba… |
| 199.249.161.0 – 199.249.161.255 | 256 | US |
allocated | 1994-05-31 | b999cc7de1c4… |
| 199.249.163.0 – 199.249.163.255 | 256 | US |
allocated | 1994-05-31 | 4fc688ed838c… |
| 199.249.164.0 – 199.249.164.255 | 256 | US |
allocated | 1994-05-31 | 77a7e4dff189… |
| 204.48.16.0 – 204.48.31.255 | 4,096 | US |
allocated | 1994-05-31 | cd0f3b8e7d94… |
| 204.56.8.0 – 204.56.15.255 | 2,048 | US |
allocated | 1994-05-31 | 4b3e152c829c… |
| 204.57.0.0 – 204.57.7.255 | 2,048 | US |
allocated | 1994-05-31 | 518cff7db12b… |
| 199.249.32.0 – 199.249.63.255 | 8,192 | US |
allocated | 1994-05-27 | 9a65a87e3abf… |
| 199.249.136.0 – 199.249.137.255 | 512 | US |
allocated | 1994-05-27 | 3215c6374860… |
| 199.249.138.0 – 199.249.138.255 | 256 | US |
allocated | 1994-05-27 | 3215c6374860… |
| 199.249.139.0 – 199.249.139.255 | 256 | US |
allocated | 1994-05-27 | 0cb6ab963b71… |
| 199.249.143.0 – 199.249.143.255 | 256 | US |
allocated | 1994-05-27 | 05c95ed1001f… |
| 199.249.144.0 – 199.249.144.255 | 256 | US |
allocated | 1994-05-27 | 19535158c8cb… |
| 199.249.145.0 – 199.249.145.255 | 256 | US |
allocated | 1994-05-27 | 038ce33c2ce4… |
| 199.249.146.0 – 199.249.147.255 | 512 | US |
allocated | 1994-05-27 | 038ce33c2ce4… |
| 199.249.148.0 – 199.249.148.255 | 256 | US |
allocated | 1994-05-27 | f76730a691f0… |
| 199.249.149.0 – 199.249.149.255 | 256 | US |
allocated | 1994-05-27 | 85a61865b961… |
| 199.250.190.0 – 199.250.191.255 | 512 | US |
allocated | 1994-05-27 | 718053cb4570… |
| 204.56.16.0 – 204.56.31.255 | 4,096 | US |
allocated | 1994-05-27 | f4d504c3831e… |
| 198.179.140.0 – 198.179.140.255 | 256 | US |
allocated | 1994-05-26 | f059cd052d29… |
| 198.204.127.0 – 198.204.127.255 | 256 | US |
allocated | 1994-05-26 | 61efc8c8208c… |
| 199.249.134.0 – 199.249.134.255 | 256 | US |
allocated | 1994-05-26 | 3a1542604a02… |
| 204.56.0.0 – 204.56.7.255 | 2,048 | US |
allocated | 1994-05-26 | b1c619757409… |
| 198.204.126.0 – 198.204.126.255 | 256 | US |
allocated | 1994-05-25 | 1265fdc75d2f… |
| 199.71.138.0 – 199.71.138.255 | 256 | CA |
allocated | 1994-05-25 | d012f6171c96… |
| 199.201.32.0 – 199.201.63.255 | 8,192 | US |
allocated | 1994-05-25 | 2c8b166870cf… |
| 199.242.254.0 – 199.242.254.255 | 256 | US |
allocated | 1994-05-25 | ae0c122c88f8… |
| 199.245.243.0 – 199.245.243.255 | 256 | US |
allocated | 1994-05-25 | cab2ab172ae3… |
| 199.245.244.0 – 199.245.245.255 | 512 | US |
allocated | 1994-05-25 | 30d5850159aa… |
| 199.245.246.0 – 199.245.246.255 | 256 | US |
allocated | 1994-05-25 | fe7361437080… |
| 199.245.247.0 – 199.245.247.255 | 256 | US |
allocated | 1994-05-25 | e7b53e5c2a92… |
| 199.245.248.0 – 199.245.248.255 | 256 | US |
allocated | 1994-05-25 | f45f0fd575fb… |
| 199.245.249.0 – 199.245.249.255 | 256 | US |
allocated | 1994-05-25 | de2a6bdefe99… |
| 199.245.250.0 – 199.245.250.255 | 256 | US |
allocated | 1994-05-25 | e2c3f5fa034c… |
| 199.245.251.0 – 199.245.251.255 | 256 | US |
allocated | 1994-05-25 | 0ac47ccb91b3… |
| 199.245.252.0 – 199.245.252.255 | 256 | US |
allocated | 1994-05-25 | 323b73c8b461… |
| 199.245.254.0 – 199.245.254.255 | 256 | US |
allocated | 1994-05-25 | 09b61dd9ed38… |
| 199.249.128.0 – 199.249.131.255 | 1,024 | US |
allocated | 1994-05-25 | e00ae99515e3… |
| 199.249.132.0 – 199.249.133.255 | 512 | US |
allocated | 1994-05-25 | e00ae99515e3… |
| 204.26.8.0 – 204.26.15.255 | 2,048 | US |
allocated | 1994-05-25 | 65085606b261… |
| 168.184.0.0 – 168.184.255.255 | 65,536 | US |
allocated | 1994-05-24 | af9a1e8785f5… |
| 170.154.0.0 – 170.154.255.255 | 65,536 | US |
allocated | 1994-05-24 | cb6c2c4b3c8f… |
| 198.204.112.0 – 198.204.115.255 | 1,024 | US |
allocated | 1994-05-24 | 4153d21fff05… |
| 198.204.116.0 – 198.204.119.255 | 1,024 | US |
allocated | 1994-05-24 | f8604044124b… |
| 198.204.120.0 – 198.204.121.255 | 512 | US |
allocated | 1994-05-24 | f8604044124b… |
| 198.204.122.0 – 198.204.122.255 | 256 | US |
allocated | 1994-05-24 | f8604044124b… |
| 198.204.123.0 – 198.204.123.255 | 256 | US |
allocated | 1994-05-24 | 5a8f1cc8ed81… |
| 198.204.124.0 – 198.204.124.255 | 256 | US |
allocated | 1994-05-24 | 59e87b6f1729… |
| 199.197.32.0 – 199.197.63.255 | 8,192 | US |
allocated | 1994-05-24 | e1973dd2a214… |
| 199.245.227.0 – 199.245.227.255 | 256 | US |
allocated | 1994-05-24 | 0d347f298ee4… |
| 199.245.228.0 – 199.245.229.255 | 512 | US |
allocated | 1994-05-24 | 0d347f298ee4… |
| 199.245.230.0 – 199.245.230.255 | 256 | US |
allocated | 1994-05-24 | 0d347f298ee4… |
| 199.245.231.0 – 199.245.231.255 | 256 | US |
allocated | 1994-05-24 | 0aade9087acf… |
| 199.245.232.0 – 199.245.232.255 | 256 | US |
allocated | 1994-05-24 | 0aade9087acf… |
| 199.245.235.0 – 199.245.235.255 | 256 | US |
allocated | 1994-05-24 | 4cb61b484442… |
| 199.245.238.0 – 199.245.238.255 | 256 | US |
allocated | 1994-05-24 | 37cc64191dc8… |
| 199.245.239.0 – 199.245.239.255 | 256 | US |
allocated | 1994-05-24 | c0a7f98df498… |
| 199.245.240.0 – 199.245.240.255 | 256 | US |
allocated | 1994-05-24 | b30647b2cf4f… |
| 199.245.241.0 – 199.245.241.255 | 256 | US |
allocated | 1994-05-24 | fd45af85133f… |
| 199.245.242.0 – 199.245.242.255 | 256 | US |
allocated | 1994-05-24 | 49c3b0e6c124… |
| 204.44.0.0 – 204.44.15.255 | 4,096 | US |
allocated | 1994-05-24 | 508bacb1ed22… |
| 204.53.0.0 – 204.53.255.255 | 65,536 | US |
allocated | 1994-05-24 | e1973dd2a214… |
| 204.54.0.0 – 204.55.255.255 | 131,072 | US |
allocated | 1994-05-24 | e1973dd2a214… |
| 142.59.0.0 – 142.59.127.255 | 32,768 | CA |
allocated | 1994-05-23 | 0e702695cc8d… |
| 142.59.128.0 – 142.59.159.255 | 8,192 | CA |
allocated | 1994-05-23 | 0e702695cc8d… |
| 142.59.160.0 – 142.59.175.255 | 4,096 | CA |
allocated | 1994-05-23 | a2e1bb6f40a4… |
| 142.59.176.0 – 142.59.191.255 | 4,096 | CA |
allocated | 1994-05-23 | 0e702695cc8d… |
| 142.59.192.0 – 142.59.255.255 | 16,384 | CA |
allocated | 1994-05-23 | 0e702695cc8d… |
| 168.146.0.0 – 168.146.255.255 | 65,536 | US |
allocated | 1994-05-23 | fa38c00a5ec3… |
| 168.183.0.0 – 168.183.255.255 | 65,536 | US |
allocated | 1994-05-23 | 4dd73aa18db6… |