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
1,645,667,328
📦
IPv4 networks
76,693
delegated blocks
🧭
IPv6 networks
11,352
delegated blocks
🔗
Autonomous systems
34,034
ASNs
// browse the objects
Browse the ARIN registry
| Range | Addresses | Country | Status | Allocated | Org handle |
|---|---|---|---|---|---|
| 204.209.132.0 – 204.209.132.255 | 256 |  CA |
allocated | 1994-12-11 | 409e0ed459ff… |
| 204.209.134.0 – 204.209.134.255 | 256 | CA |
allocated | 1994-12-11 | 74d3c1a1e738… |
| 204.209.138.0 – 204.209.138.255 | 256 | CA |
allocated | 1994-12-11 | 5a165412d963… |
| 204.209.139.0 – 204.209.139.255 | 256 | CA |
allocated | 1994-12-11 | 42c1b797bd0e… |
| 204.209.140.0 – 204.209.140.255 | 256 | CA |
allocated | 1994-12-11 | 61d908987802… |
| 204.209.141.0 – 204.209.141.255 | 256 | CA |
allocated | 1994-12-11 | d35fe4947a31… |
| 204.209.142.0 – 204.209.143.255 | 512 | CA |
allocated | 1994-12-11 | 3de3fef82044… |
| 204.209.144.0 – 204.209.147.255 | 1,024 | CA |
allocated | 1994-12-11 | a0dda2425147… |
| 204.209.148.0 – 204.209.148.255 | 256 | CA |
allocated | 1994-12-11 | fa0029a19f52… |
| 204.209.149.0 – 204.209.149.255 | 256 | CA |
allocated | 1994-12-11 | ba7404a8b76a… |
| 204.209.150.0 – 204.209.150.255 | 256 | CA |
allocated | 1994-12-11 | 6de6be0749ad… |
| 204.209.151.0 – 204.209.151.255 | 256 | CA |
allocated | 1994-12-11 | 89bb18f3e724… |
| 204.209.152.0 – 204.209.152.255 | 256 | CA |
allocated | 1994-12-11 | b3b20fc83c45… |
| 204.209.153.0 – 204.209.153.255 | 256 | CA |
allocated | 1994-12-11 | 6ca98f22b9e7… |
| 204.209.155.0 – 204.209.155.255 | 256 | CA |
allocated | 1994-12-11 | b1d213674473… |
| 204.209.156.0 – 204.209.156.255 | 256 | CA |
allocated | 1994-12-11 | 2ddbe553e0e6… |
| 204.209.157.0 – 204.209.157.255 | 256 | CA |
allocated | 1994-12-11 | 04846cff224f… |
| 204.209.158.0 – 204.209.158.255 | 256 | CA |
allocated | 1994-12-11 | d500abf9c2c4… |
| 204.209.159.0 – 204.209.159.255 | 256 |  US |
allocated | 1994-12-11 | 61d8ed0b8070… |
| 204.209.160.0 – 204.209.161.255 | 512 | CA |
allocated | 1994-12-11 | 67e50e7eab2f… |
| 204.209.162.0 – 204.209.163.255 | 512 | CA |
allocated | 1994-12-11 | 0b00dffa3424… |
| 204.209.164.0 – 204.209.165.255 | 512 | CA |
allocated | 1994-12-11 | 3dcf46a149ee… |
| 204.209.166.0 – 204.209.166.255 | 256 | CA |
allocated | 1994-12-11 | db7e88410f0c… |
| 204.209.167.0 – 204.209.167.255 | 256 | CA |
allocated | 1994-12-11 | 15a105cf5b8c… |
| 204.209.168.0 – 204.209.168.255 | 256 | CA |
allocated | 1994-12-11 | 3c948955fa3e… |
| 204.209.169.0 – 204.209.169.255 | 256 | CA |
allocated | 1994-12-11 | 6f089f6b57e7… |
| 204.209.172.0 – 204.209.172.255 | 256 | CA |
allocated | 1994-12-11 | 6ebb72e3fd52… |
| 204.209.173.0 – 204.209.173.255 | 256 | CA |
allocated | 1994-12-11 | 69e4c369bbcb… |
| 204.209.174.0 – 204.209.174.255 | 256 | CA |
allocated | 1994-12-11 | f49c3c39e262… |
| 204.209.175.0 – 204.209.175.255 | 256 | CA |
allocated | 1994-12-11 | 11d8c242aede… |
| 204.209.178.0 – 204.209.179.255 | 512 | CA |
allocated | 1994-12-11 | a9384bd90f06… |
| 204.209.180.0 – 204.209.180.255 | 256 | CA |
allocated | 1994-12-11 | e012442acdcf… |
| 204.209.181.0 – 204.209.181.255 | 256 | CA |
allocated | 1994-12-11 | 484896b4edba… |
| 204.209.182.0 – 204.209.182.255 | 256 | CA |
allocated | 1994-12-11 | 6b2bc65cb1f9… |
| 204.209.183.0 – 204.209.183.255 | 256 | CA |
allocated | 1994-12-11 | 87f00794a434… |
| 204.209.186.0 – 204.209.186.255 | 256 | CA |
allocated | 1994-12-11 | b73320ba43af… |
| 204.209.190.0 – 204.209.191.255 | 512 | CA |
allocated | 1994-12-11 | 9111cea1b01c… |
| 204.209.192.0 – 204.209.207.255 | 4,096 | CA |
allocated | 1994-12-11 | f9612e5b5b0b… |
| 204.209.208.0 – 204.209.215.255 | 2,048 | CA |
allocated | 1994-12-11 | f6378853cc62… |
| 204.209.216.0 – 204.209.219.255 | 1,024 | CA |
allocated | 1994-12-11 | ebdfad919611… |
| 204.209.220.0 – 204.209.221.255 | 512 | CA |
allocated | 1994-12-11 | ebdfad919611… |
| 204.209.222.0 – 204.209.222.255 | 256 | CA |
allocated | 1994-12-11 | 2a23565622e5… |
| 204.209.223.0 – 204.209.223.255 | 256 | CA |
allocated | 1994-12-11 | 10fec9c49b82… |
| 204.209.224.0 – 204.209.239.255 | 4,096 | CA |
allocated | 1994-12-11 | 10fec9c49b82… |
| 204.209.240.0 – 204.209.247.255 | 2,048 | CA |
allocated | 1994-12-11 | 10fec9c49b82… |
| 204.209.248.0 – 204.209.249.255 | 512 | CA |
allocated | 1994-12-11 | 86bc9ef5d0ac… |
| 204.209.250.0 – 204.209.250.255 | 256 | CA |
allocated | 1994-12-11 | f8933f9a0735… |
| 204.209.252.0 – 204.209.253.255 | 512 | CA |
allocated | 1994-12-11 | 41e8c2f74d5e… |
| 204.210.0.0 – 204.210.255.255 | 65,536 | US |
allocated | 1994-12-11 | d2fc8fbc818f… |
| 204.212.0.0 – 204.215.255.255 | 262,144 | US |
allocated | 1994-12-11 | 37fe01d6d027… |
| 204.27.250.0 – 204.27.250.255 | 256 | US |
allocated | 1994-12-09 | 6d25f5314a15… |
| 204.27.251.0 – 204.27.251.255 | 256 | US |
allocated | 1994-12-09 | 944bb4bf60c6… |
| 204.27.252.0 – 204.27.252.255 | 256 | US |
allocated | 1994-12-09 | 351718dc4690… |
| 204.27.253.0 – 204.27.253.255 | 256 | US |
allocated | 1994-12-09 | 0596821a6910… |
| 204.27.254.0 – 204.27.254.255 | 256 | US |
allocated | 1994-12-09 | cbc3e8f334e4… |
| 204.27.255.0 – 204.27.255.255 | 256 | US |
allocated | 1994-12-09 | 351728bd30a9… |
| 204.63.240.0 – 204.63.247.255 | 2,048 | US |
allocated | 1994-12-09 | fc1ff0fd7834… |
| 204.86.168.0 – 204.86.175.255 | 2,048 | US |
allocated | 1994-12-09 | fc1ff0fd7834… |
| 204.86.176.0 – 204.86.183.255 | 2,048 | US |
allocated | 1994-12-09 | fc1ff0fd7834… |
| 204.87.128.0 – 204.87.128.255 | 256 | US |
allocated | 1994-12-09 | a997e061a16a… |
| 204.87.129.0 – 204.87.129.255 | 256 | CA |
allocated | 1994-12-09 | 7b62a81054c6… |
| 204.87.130.0 – 204.87.130.255 | 256 | US |
allocated | 1994-12-09 | aedaa45f0951… |
| 204.147.96.0 – 204.147.111.255 | 4,096 | US |
allocated | 1994-12-09 | c8188fbadaf5… |
| 204.153.148.0 – 204.153.151.255 | 1,024 | US |
allocated | 1994-12-09 | 22a5e06f2a18… |
| 204.27.232.0 – 204.27.232.255 | 256 | US |
allocated | 1994-12-08 | 6154750e26cb… |
| 204.27.234.0 – 204.27.234.255 | 256 | US |
allocated | 1994-12-08 | 40a952bef54f… |
| 204.27.235.0 – 204.27.235.255 | 256 | US |
allocated | 1994-12-08 | c0ff1599838f… |
| 204.27.236.0 – 204.27.236.255 | 256 | US |
allocated | 1994-12-08 | 3acc103b7c7d… |
| 204.27.238.0 – 204.27.238.255 | 256 | US |
allocated | 1994-12-08 | c1e2e0bd2a89… |
| 204.27.239.0 – 204.27.239.255 | 256 | US |
allocated | 1994-12-08 | b2025c8849cc… |
| 204.27.240.0 – 204.27.240.255 | 256 | US |
allocated | 1994-12-08 | 0a62fa3a02b2… |
| 204.27.241.0 – 204.27.241.255 | 256 | US |
allocated | 1994-12-08 | de6ab41aa03e… |
| 204.27.242.0 – 204.27.242.255 | 256 | US |
allocated | 1994-12-08 | 4b09b82180f6… |
| 204.27.243.0 – 204.27.243.255 | 256 | US |
allocated | 1994-12-08 | 8090f968988c… |
| 204.27.245.0 – 204.27.245.255 | 256 | US |
allocated | 1994-12-08 | d3b41ff0e670… |
| 204.27.246.0 – 204.27.246.255 | 256 | US |
allocated | 1994-12-08 | 333e3249f125… |
| 204.27.247.0 – 204.27.247.255 | 256 | US |
allocated | 1994-12-08 | a67fbf34394b… |
| 204.27.248.0 – 204.27.248.255 | 256 | US |
allocated | 1994-12-08 | 448bc0fa4ee9… |
| 204.130.217.0 – 204.130.217.255 | 256 | US |
allocated | 1994-12-08 | d7ebcebc30c5… |
| 204.130.218.0 – 204.130.218.255 | 256 | US |
allocated | 1994-12-08 | b4ffe828ecfa… |
| 204.130.219.0 – 204.130.219.255 | 256 | US |
allocated | 1994-12-08 | 440a37e399a6… |
| 204.152.54.0 – 204.152.55.255 | 512 | US |
allocated | 1994-12-08 | 08ab6b7bc69d… |
| 204.152.56.0 – 204.152.57.255 | 512 | US |
allocated | 1994-12-08 | fac59c368247… |
| 204.152.58.0 – 204.152.59.255 | 512 | US |
allocated | 1994-12-08 | 1a8c8a99c186… |
| 204.193.128.0 – 204.193.159.255 | 8,192 | US |
allocated | 1994-12-08 | 11605ea9b000… |
| 204.27.216.0 – 204.27.216.255 | 256 | US |
allocated | 1994-12-07 | 36fab30bd355… |
| 204.27.217.0 – 204.27.217.255 | 256 | US |
allocated | 1994-12-07 | da48ea4ad47c… |
| 204.27.218.0 – 204.27.218.255 | 256 | US |
allocated | 1994-12-07 | a03c78cae845… |
| 204.27.219.0 – 204.27.219.255 | 256 | US |
allocated | 1994-12-07 | 6af3dbdad10c… |
| 204.27.220.0 – 204.27.220.255 | 256 | US |
allocated | 1994-12-07 | 6a55eae4a297… |
| 204.27.223.0 – 204.27.223.255 | 256 | US |
allocated | 1994-12-07 | 0fcdb699f442… |
| 204.27.224.0 – 204.27.224.255 | 256 |  PR |
allocated | 1994-12-07 | 73de55437e83… |
| 204.27.225.0 – 204.27.225.255 | 256 | US |
allocated | 1994-12-07 | f111e543866d… |
| 204.27.226.0 – 204.27.226.255 | 256 | US |
allocated | 1994-12-07 | bc79f1f5d320… |
| 204.27.228.0 – 204.27.228.255 | 256 | US |
allocated | 1994-12-07 | 1c7c31a495ae… |
| 204.27.229.0 – 204.27.229.255 | 256 | US |
allocated | 1994-12-07 | 96fcaccf0796… |
| 204.27.230.0 – 204.27.230.255 | 256 | US |
allocated | 1994-12-07 | 4ce98ae6cc29… |
| 204.27.231.0 – 204.27.231.255 | 256 | US |
allocated | 1994-12-07 | f61ecb013330… |
| 204.63.232.0 – 204.63.239.255 | 2,048 | US |
allocated | 1994-12-07 | aef0025b1bf7… |
| 204.79.128.0 – 204.79.128.255 | 256 |  DE |
allocated | 1994-12-07 | bb6adee4aa3f… |