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 |
|---|---|---|---|---|---|
| 205.151.191.0 – 205.151.191.255 | 256 |  CA |
allocated | 1995-02-28 | 2c068ec17012… |
| 205.151.192.0 – 205.151.207.255 | 4,096 | CA |
allocated | 1995-02-28 | 6330e4b45b7a… |
| 205.151.208.0 – 205.151.209.255 | 512 | CA |
allocated | 1995-02-28 | 42a138b65cf5… |
| 205.151.214.0 – 205.151.214.255 | 256 | CA |
allocated | 1995-02-28 | f13b64274e99… |
| 205.151.215.0 – 205.151.215.255 | 256 | CA |
allocated | 1995-02-28 | 556eb149b559… |
| 205.151.216.0 – 205.151.216.255 | 256 | CA |
allocated | 1995-02-28 | 21d43247ebaf… |
| 205.151.217.0 – 205.151.217.255 | 256 | CA |
allocated | 1995-02-28 | 85975cf5b279… |
| 205.151.218.0 – 205.151.218.255 | 256 | CA |
allocated | 1995-02-28 | 85975cf5b279… |
| 205.151.219.0 – 205.151.219.255 | 256 | CA |
allocated | 1995-02-28 | 8d747555351c… |
| 205.151.220.0 – 205.151.221.255 | 512 | CA |
allocated | 1995-02-28 | bd09c58ee620… |
| 205.151.222.0 – 205.151.223.255 | 512 | CA |
allocated | 1995-02-28 | f046ddd53b88… |
| 205.151.224.0 – 205.151.224.255 | 256 | CA |
allocated | 1995-02-28 | f046ddd53b88… |
| 205.151.225.0 – 205.151.225.255 | 256 | CA |
allocated | 1995-02-28 | 50e29f5ef220… |
| 205.151.226.0 – 205.151.226.255 | 256 | CA |
allocated | 1995-02-28 | ad736d57ff12… |
| 205.151.227.0 – 205.151.227.255 | 256 | CA |
allocated | 1995-02-28 | 45ed24bc5935… |
| 205.151.228.0 – 205.151.231.255 | 1,024 | CA |
allocated | 1995-02-28 | 45ed24bc5935… |
| 205.151.232.0 – 205.151.239.255 | 2,048 | CA |
allocated | 1995-02-28 | 45ed24bc5935… |
| 205.151.240.0 – 205.151.243.255 | 1,024 | CA |
allocated | 1995-02-28 | 45ed24bc5935… |
| 205.151.244.0 – 205.151.245.255 | 512 | CA |
allocated | 1995-02-28 | 45ed24bc5935… |
| 205.151.246.0 – 205.151.246.255 | 256 | CA |
allocated | 1995-02-28 | 45ed24bc5935… |
| 205.151.247.0 – 205.151.247.255 | 256 | CA |
allocated | 1995-02-28 | 2bb932061fa4… |
| 205.151.248.0 – 205.151.249.255 | 512 | CA |
allocated | 1995-02-28 | 2bb932061fa4… |
| 205.151.250.0 – 205.151.251.255 | 512 | CA |
allocated | 1995-02-28 | e74b29521965… |
| 205.151.252.0 – 205.151.253.255 | 512 | CA |
allocated | 1995-02-28 | e74b29521965… |
| 205.151.254.0 – 205.151.254.255 | 256 | CA |
allocated | 1995-02-28 | e74b29521965… |
| 198.176.118.0 – 198.176.119.255 | 512 |  US |
allocated | 1995-02-27 | 36d3d57ed935… |
| 198.176.120.0 – 198.176.127.255 | 2,048 | US |
allocated | 1995-02-27 | 36d3d57ed935… |
| 199.123.81.0 – 199.123.81.255 | 256 | US |
allocated | 1995-02-27 | 45fe880b68a8… |
| 199.233.84.0 – 199.233.84.255 | 256 | US |
allocated | 1995-02-27 | 900b26a86816… |
| 199.233.85.0 – 199.233.85.255 | 256 | US |
allocated | 1995-02-27 | bd7d04b755f9… |
| 199.233.86.0 – 199.233.86.255 | 256 | US |
allocated | 1995-02-27 | 900b26a86816… |
| 199.233.87.0 – 199.233.87.255 | 256 | US |
allocated | 1995-02-27 | 67f6578ec4e9… |
| 199.233.88.0 – 199.233.88.255 | 256 | US |
allocated | 1995-02-27 | 0e5d0a6cda07… |
| 199.233.89.0 – 199.233.89.255 | 256 | US |
allocated | 1995-02-27 | 9918a5ac8ac2… |
| 199.233.90.0 – 199.233.90.255 | 256 | US |
allocated | 1995-02-27 | 4a3fead0b01b… |
| 199.233.91.0 – 199.233.91.255 | 256 | US |
allocated | 1995-02-27 | edc5a0250875… |
| 199.233.92.0 – 199.233.92.255 | 256 | US |
allocated | 1995-02-27 | 16bf50817d8c… |
| 199.233.93.0 – 199.233.93.255 | 256 | US |
allocated | 1995-02-27 | 5d5ab4997648… |
| 199.233.94.0 – 199.233.94.255 | 256 | US |
allocated | 1995-02-27 | 57880b83d264… |
| 199.233.96.0 – 199.233.96.255 | 256 | US |
allocated | 1995-02-27 | cc3e9d2f4c6a… |
| 199.233.97.0 – 199.233.97.255 | 256 | US |
allocated | 1995-02-27 | f3e83325086f… |
| 199.233.98.0 – 199.233.98.255 | 256 | US |
allocated | 1995-02-27 | ea0cbd8272e9… |
| 199.233.99.0 – 199.233.99.255 | 256 | US |
allocated | 1995-02-27 | 2ff0240b63c4… |
| 204.128.245.0 – 204.128.245.255 | 256 | US |
allocated | 1995-02-27 | 6a2bec1ff1c3… |
| 205.142.28.0 – 205.142.31.255 | 1,024 | US |
allocated | 1995-02-27 | 8f958c5d8b5d… |
| 204.87.234.0 – 204.87.234.255 | 256 | US |
allocated | 1995-02-24 | 4bcb4b3fb3b5… |
| 204.126.184.0 – 204.126.185.255 | 512 | US |
allocated | 1995-02-24 | b5804590f3c1… |
| 205.141.128.0 – 205.141.191.255 | 16,384 | US |
allocated | 1995-02-24 | 58ab2012c3f9… |
| 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… |