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
76,730
delegated blocks
🧭
IPv6 networks
11,365
delegated blocks
🔗
Autonomous systems
34,047
ASNs
// browse the objects
Browse the ARIN registry
| Range | Addresses | Country | Status | Allocated | Org handle |
|---|---|---|---|---|---|
| 205.159.59.0 – 205.159.59.255 | 256 |  US |
allocated | 1995-03-15 | 565c2b5aa10c… |
| 205.159.60.0 – 205.159.60.255 | 256 | US |
allocated | 1995-03-15 | 70c6db42c4c9… |
| 205.159.61.0 – 205.159.61.255 | 256 | US |
allocated | 1995-03-15 | ce2dd06cf098… |
| 205.159.62.0 – 205.159.62.255 | 256 | US |
allocated | 1995-03-15 | d814d7399ce4… |
| 205.159.63.0 – 205.159.63.255 | 256 | US |
allocated | 1995-03-15 | da123ef7e055… |
| 205.159.64.0 – 205.159.64.255 | 256 | US |
allocated | 1995-03-15 | 4307491337bd… |
| 205.159.65.0 – 205.159.65.255 | 256 | US |
allocated | 1995-03-15 | 2b8c117547f6… |
| 205.159.66.0 – 205.159.66.255 | 256 | US |
allocated | 1995-03-15 | 40aa5abf9899… |
| 205.164.64.0 – 205.164.127.255 | 16,384 | US |
allocated | 1995-03-15 | 37fe01d6d027… |
| 205.164.128.0 – 205.164.255.255 | 32,768 | US |
allocated | 1995-03-15 | 37fe01d6d027… |
| 205.159.24.0 – 205.159.24.255 | 256 | US |
allocated | 1995-03-14 | ce674ecdf514… |
| 205.159.25.0 – 205.159.25.255 | 256 | US |
allocated | 1995-03-14 | f18dd3dd1c10… |
| 205.159.26.0 – 205.159.26.255 | 256 | US |
allocated | 1995-03-14 | 9e7ba04f7132… |
| 205.159.27.0 – 205.159.27.255 | 256 | US |
allocated | 1995-03-14 | 6b89c7f2a6d5… |
| 205.159.28.0 – 205.159.28.255 | 256 | US |
allocated | 1995-03-14 | d18abac456ae… |
| 205.159.30.0 – 205.159.30.255 | 256 | US |
allocated | 1995-03-14 | fa6bfbd4947d… |
| 205.159.33.0 – 205.159.33.255 | 256 | US |
allocated | 1995-03-14 | 37a5fe612ac8… |
| 205.156.64.0 – 205.156.127.255 | 16,384 | US |
allocated | 1995-03-13 | 94d977a512a2… |
| 205.156.128.0 – 205.156.191.255 | 16,384 | US |
allocated | 1995-03-13 | 94d977a512a2… |
| 204.152.142.0 – 204.152.143.255 | 512 | US |
allocated | 1995-03-10 | a3dfd5fd1005… |
| 204.238.49.0 – 204.238.49.255 | 256 | US |
allocated | 1995-03-10 | 279955f7c164… |
| 204.238.50.0 – 204.238.50.255 | 256 | US |
allocated | 1995-03-10 | 0a9cd10ad3e1… |
| 204.238.51.0 – 204.238.51.255 | 256 | US |
allocated | 1995-03-10 | d1e69b52369d… |
| 204.238.52.0 – 204.238.52.255 | 256 | US |
allocated | 1995-03-10 | 12c5852f2366… |
| 205.132.72.0 – 205.132.79.255 | 2,048 | US |
allocated | 1995-03-10 | 60ddcf7b84fd… |
| 205.132.80.0 – 205.132.87.255 | 2,048 | US |
allocated | 1995-03-10 | 29fee93ea410… |
| 205.137.128.0 – 205.137.143.255 | 4,096 | US |
allocated | 1995-03-10 | b10d59da0400… |
| 205.142.56.0 – 205.142.59.255 | 1,024 | US |
allocated | 1995-03-10 | 65f93e4c5172… |
| 205.159.10.0 – 205.159.10.255 | 256 | US |
allocated | 1995-03-10 | ff570f856230… |
| 205.159.11.0 – 205.159.11.255 | 256 | US |
allocated | 1995-03-10 | 766faf0f180f… |
| 205.159.13.0 – 205.159.13.255 | 256 | US |
allocated | 1995-03-10 | d7d6a13c7b31… |
| 205.159.14.0 – 205.159.14.255 | 256 | US |
allocated | 1995-03-10 | 71fb1b317fb5… |
| 205.159.15.0 – 205.159.15.255 | 256 | US |
allocated | 1995-03-10 | c7cf2935a9c2… |
| 205.159.17.0 – 205.159.17.255 | 256 | US |
allocated | 1995-03-10 | cfc4f944cf45… |
| 205.159.18.0 – 205.159.18.255 | 256 | US |
allocated | 1995-03-10 | 1122d8d876cf… |
| 205.159.19.0 – 205.159.19.255 | 256 | US |
allocated | 1995-03-10 | 89653c4b4aa1… |
| 205.159.20.0 – 205.159.20.255 | 256 | US |
allocated | 1995-03-10 | a9d8d0e7de07… |
| 205.159.21.0 – 205.159.21.255 | 256 | US |
allocated | 1995-03-10 | 0563428cfded… |
| 205.159.22.0 – 205.159.22.255 | 256 | US |
allocated | 1995-03-10 | e1faffb3e614… |
| 149.23.0.0 – 149.23.255.255 | 65,536 | US |
allocated | 1995-03-09 | cd99cc6507f0… |
| 164.198.0.0 – 164.198.255.255 | 65,536 | US |
allocated | 1995-03-09 | 45fe880b68a8… |
| 199.233.151.0 – 199.233.151.255 | 256 | US |
allocated | 1995-03-09 | ed96df5da644… |
| 199.233.152.0 – 199.233.152.255 | 256 | US |
allocated | 1995-03-09 | 9713d1e9500b… |
| 204.58.240.0 – 204.58.243.255 | 1,024 | US |
allocated | 1995-03-09 | 5e7685b67be6… |
| 204.58.245.0 – 204.58.245.255 | 256 | US |
allocated | 1995-03-09 | 9f0e5db46d6a… |
| 204.58.246.0 – 204.58.247.255 | 512 | US |
allocated | 1995-03-09 | 9f0e5db46d6a… |
| 204.58.248.0 – 204.58.248.255 | 256 | US |
allocated | 1995-03-09 | 9f0e5db46d6a… |
| 204.126.216.0 – 204.126.217.255 | 512 | US |
allocated | 1995-03-09 | c2eb708471c5… |
| 205.134.64.0 – 205.134.95.255 | 8,192 | US |
allocated | 1995-03-09 | 25b0fefc6d22… |
| 205.137.112.0 – 205.137.127.255 | 4,096 | US |
allocated | 1995-03-09 | 25b0fefc6d22… |
| 205.143.8.0 – 205.143.15.255 | 2,048 | US |
allocated | 1995-03-09 | 926bf8d621c7… |
| 205.145.0.0 – 205.145.63.255 | 16,384 | US |
allocated | 1995-03-09 | 84e145771301… |
| 205.145.64.0 – 205.145.127.255 | 16,384 | US |
allocated | 1995-03-09 | c890435033c0… |
| 205.159.0.0 – 205.159.0.255 | 256 | US |
allocated | 1995-03-09 | 63a2f00ae71a… |
| 205.159.1.0 – 205.159.1.255 | 256 | US |
allocated | 1995-03-09 | e24744960b1d… |
| 205.159.2.0 – 205.159.2.255 | 256 | US |
allocated | 1995-03-09 | 605752d5fbc0… |
| 205.159.3.0 – 205.159.3.255 | 256 | US |
allocated | 1995-03-09 | 654e606e2d0a… |
| 205.159.4.0 – 205.159.4.255 | 256 | US |
allocated | 1995-03-09 | 34ca5faec73e… |
| 205.159.5.0 – 205.159.5.255 | 256 | US |
allocated | 1995-03-09 | b43ab196ce66… |
| 205.159.6.0 – 205.159.6.255 | 256 | US |
allocated | 1995-03-09 | 65be41cb1344… |
| 205.159.8.0 – 205.159.8.255 | 256 | US |
allocated | 1995-03-09 | cb5035ea8267… |
| 199.233.133.0 – 199.233.133.255 | 256 | US |
allocated | 1995-03-08 | 24046351c454… |
| 199.233.134.0 – 199.233.134.255 | 256 | US |
allocated | 1995-03-08 | c6ff7e57b992… |
| 199.233.135.0 – 199.233.135.255 | 256 | US |
allocated | 1995-03-08 | 1857e804802b… |
| 199.233.136.0 – 199.233.136.255 | 256 | US |
allocated | 1995-03-08 | 232ab6f274db… |
| 199.233.137.0 – 199.233.137.255 | 256 | US |
allocated | 1995-03-08 | dec73d159425… |
| 199.233.138.0 – 199.233.138.255 | 256 | US |
allocated | 1995-03-08 | fc5d5cfe2b44… |
| 199.233.139.0 – 199.233.139.255 | 256 | US |
allocated | 1995-03-08 | 4f1bb36eda89… |
| 199.233.140.0 – 199.233.140.255 | 256 | US |
allocated | 1995-03-08 | c411dc743f22… |
| 199.233.141.0 – 199.233.141.255 | 256 | US |
allocated | 1995-03-08 | 5ad64a88ff72… |
| 199.233.142.0 – 199.233.142.255 | 256 | US |
allocated | 1995-03-08 | 900b26a86816… |
| 199.233.143.0 – 199.233.143.255 | 256 | US |
allocated | 1995-03-08 | d513cdd768bd… |
| 199.233.145.0 – 199.233.145.255 | 256 | US |
allocated | 1995-03-08 | 796b28e9580a… |
| 199.233.146.0 – 199.233.146.255 | 256 | US |
allocated | 1995-03-08 | 8a9d0ce7b183… |
| 199.233.147.0 – 199.233.147.255 | 256 | US |
allocated | 1995-03-08 | 6578eac79f17… |
| 199.233.148.0 – 199.233.148.255 | 256 | US |
allocated | 1995-03-08 | 97b967a26a93… |
| 199.233.149.0 – 199.233.149.255 | 256 | US |
allocated | 1995-03-08 | a011d3af66c9… |
| 199.233.150.0 – 199.233.150.255 | 256 | US |
allocated | 1995-03-08 | e50862812012… |
| 204.58.236.0 – 204.58.239.255 | 1,024 | US |
allocated | 1995-03-08 | 742a1e6a28e4… |
| 204.126.202.0 – 204.126.203.255 | 512 | US |
allocated | 1995-03-08 | 1c319b3f8c6d… |
| 204.126.206.0 – 204.126.207.255 | 512 | US |
allocated | 1995-03-08 | de71c89f1523… |
| 204.126.208.0 – 204.126.211.255 | 1,024 | US |
allocated | 1995-03-08 | de71c89f1523… |
| 204.126.212.0 – 204.126.213.255 | 512 | US |
allocated | 1995-03-08 | f845f2be503a… |
| 204.126.214.0 – 204.126.215.255 | 512 | US |
allocated | 1995-03-08 | 157e8178af39… |
| 204.136.128.0 – 204.136.255.255 | 32,768 | US |
allocated | 1995-03-08 | a3adae12f224… |
| 204.152.138.0 – 204.152.139.255 | 512 | US |
allocated | 1995-03-08 | 9d1a6433fbac… |
| 204.238.45.0 – 204.238.45.255 | 256 | US |
allocated | 1995-03-08 | 2b2c6631c772… |
| 204.238.46.0 – 204.238.46.255 | 256 | US |
allocated | 1995-03-08 | 6a2bec1ff1c3… |
| 204.238.47.0 – 204.238.47.255 | 256 | US |
allocated | 1995-03-08 | ad747f27e82b… |
| 204.238.48.0 – 204.238.48.255 | 256 | US |
allocated | 1995-03-08 | 1917e937cf1a… |
| 205.137.80.0 – 205.137.95.255 | 4,096 | US |
allocated | 1995-03-08 | 20cd1178e946… |
| 205.137.96.0 – 205.137.111.255 | 4,096 | US |
allocated | 1995-03-08 | 87e32f70452a… |
| 205.160.0.0 – 205.163.255.255 | 262,144 | US |
allocated | 1995-03-08 | 37fe01d6d027… |
| 169.198.0.0 – 169.198.255.255 | 65,536 | US |
allocated | 1995-03-06 | 9813f7add970… |
| 204.87.250.0 – 204.87.250.255 | 256 | US |
allocated | 1995-03-06 | 396671cd7b4f… |
| 204.87.252.0 – 204.87.252.255 | 256 | US |
allocated | 1995-03-06 | 4d076213f9ca… |
| 204.87.253.0 – 204.87.253.255 | 256 | US |
allocated | 1995-03-06 | 27ffe5954f61… |
| 204.87.254.0 – 204.87.254.255 | 256 | US |
allocated | 1995-03-06 | 87de5a42fcd5… |
| 204.126.200.0 – 204.126.201.255 | 512 | US |
allocated | 1995-03-06 | 1a3cf7bfb644… |
| 204.128.253.0 – 204.128.253.255 | 256 | US |
allocated | 1995-03-04 | 08688803bbbf… |