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
1,645,628,928
📦
IPv4 networks
76,687
delegated blocks
🧭
IPv6 networks
11,336
delegated blocks
🔗
Autonomous systems
34,032
ASNs
// browse the objects
Browse the ARIN registry
| Range | Addresses | Country | Status | Allocated | Org handle |
|---|---|---|---|---|---|
| 192.100.17.0 – 192.100.17.255 | 256 |  US |
allocated | 1991-03-13 | c8042d7cd875… |
| 192.102.82.0 – 192.102.82.255 | 256 |  VI |
allocated | 1991-03-13 | e8e4beadcdd6… |
| 192.102.88.0 – 192.102.88.255 | 256 | US |
allocated | 1991-03-13 | 36461df0e4b1… |
| 192.102.90.0 – 192.102.90.255 | 256 | US |
allocated | 1991-03-13 | 53cd9e981395… |
| 147.3.0.0 – 147.3.255.255 | 65,536 | US |
allocated | 1991-03-12 | cd86ab85cc48… |
| 192.100.9.0 – 192.100.9.255 | 256 | US |
allocated | 1991-03-12 | 2d90cbf4f78e… |
| 192.100.10.0 – 192.100.10.255 | 256 | US |
allocated | 1991-03-12 | 2d90cbf4f78e… |
| 192.100.11.0 – 192.100.11.255 | 256 | US |
allocated | 1991-03-12 | 2d90cbf4f78e… |
| 192.100.12.0 – 192.100.12.255 | 256 | US |
allocated | 1991-03-12 | 2d90cbf4f78e… |
| 192.100.13.0 – 192.100.13.255 | 256 | US |
allocated | 1991-03-12 | 2d90cbf4f78e… |
| 192.100.14.0 – 192.100.14.255 | 256 | US |
allocated | 1991-03-12 | 2d90cbf4f78e… |
| 192.100.15.0 – 192.100.15.255 | 256 | US |
allocated | 1991-03-12 | 2d90cbf4f78e… |
| 192.100.16.0 – 192.100.16.255 | 256 | US |
allocated | 1991-03-12 | 412f305286d2… |
| 147.1.0.0 – 147.1.255.255 | 65,536 | US |
allocated | 1991-03-11 | ee1eeedd02a5… |
| 147.101.0.0 – 147.101.255.255 | 65,536 | US |
allocated | 1991-03-11 | a2cb2bcb16f1… |
| 192.75.72.0 – 192.75.72.255 | 256 |  CA |
allocated | 1991-03-11 | c8bae1572cdf… |
| 192.100.3.0 – 192.100.3.255 | 256 | US |
allocated | 1991-03-11 | e8cbeb3b523d… |
| 192.100.4.0 – 192.100.4.255 | 256 | US |
allocated | 1991-03-11 | ee3320438910… |
| 192.100.6.0 – 192.100.6.255 | 256 | US |
allocated | 1991-03-11 | 7a6876cbafc0… |
| 192.100.7.0 – 192.100.7.255 | 256 | US |
allocated | 1991-03-11 | 7a6876cbafc0… |
| 192.100.8.0 – 192.100.8.255 | 256 | US |
allocated | 1991-03-11 | 7a6876cbafc0… |
| 192.101.2.0 – 192.101.2.255 | 256 | US |
allocated | 1991-03-11 | e3b8f9ea0e76… |
| 192.101.3.0 – 192.101.3.255 | 256 | US |
allocated | 1991-03-11 | 627a71c93431… |
| 192.101.6.0 – 192.101.6.255 | 256 | US |
allocated | 1991-03-11 | 5fc63faefb2d… |
| 192.101.7.0 – 192.101.7.255 | 256 | US |
allocated | 1991-03-11 | 52c3a4190297… |
| 137.51.0.0 – 137.51.255.255 | 65,536 | US |
allocated | 1991-03-08 | a173e43ca8ce… |
| 148.4.0.0 – 148.4.255.255 | 65,536 | US |
allocated | 1991-03-08 | 78220284a947… |
| 148.5.0.0 – 148.5.255.255 | 65,536 | US |
allocated | 1991-03-08 | 2c8b2bf4523d… |
| 148.8.0.0 – 148.8.255.255 | 65,536 | US |
allocated | 1991-03-08 | ab75b65e2840… |
| 148.9.0.0 – 148.9.255.255 | 65,536 | US |
allocated | 1991-03-08 | c0596c9d1e12… |
| 192.12.9.0 – 192.12.9.255 | 256 | US |
allocated | 1991-03-08 | 6154750e26cb… |
| 192.16.167.0 – 192.16.167.255 | 256 | US |
allocated | 1991-03-08 | 45fe880b68a8… |
| 192.16.175.0 – 192.16.175.255 | 256 | US |
allocated | 1991-03-08 | f35f3d727528… |
| 192.16.176.0 – 192.16.176.255 | 256 | US |
allocated | 1991-03-08 | f88aa2d1a5fd… |
| 192.31.42.0 – 192.31.42.255 | 256 | US |
allocated | 1991-03-08 | 8c6ac9f1ba66… |
| 192.102.2.0 – 192.102.2.255 | 256 | US |
allocated | 1991-03-08 | 2d90cbf4f78e… |
| 192.102.3.0 – 192.102.3.255 | 256 | US |
allocated | 1991-03-08 | 2d90cbf4f78e… |
| 192.102.4.0 – 192.102.4.255 | 256 | US |
allocated | 1991-03-08 | 2d90cbf4f78e… |
| 192.102.5.0 – 192.102.5.255 | 256 | US |
allocated | 1991-03-08 | f6b07534b5d4… |
| 192.102.10.0 – 192.102.10.255 | 256 | US |
allocated | 1991-03-08 | a441ae9603ad… |
| 192.102.11.0 – 192.102.11.255 | 256 | CA |
allocated | 1991-03-08 | a757c0656bae… |
| 192.102.12.0 – 192.102.12.255 | 256 | US |
allocated | 1991-03-08 | d3d32d980f4d… |
| 192.102.14.0 – 192.102.14.255 | 256 | US |
allocated | 1991-03-08 | 70ddf7482a62… |
| 192.102.16.0 – 192.102.16.255 | 256 | US |
allocated | 1991-03-08 | eb125f609080… |
| 136.151.0.0 – 136.151.255.255 | 65,536 | US |
allocated | 1991-03-06 | e220ed812a4c… |
| 136.152.0.0 – 136.152.255.255 | 65,536 | US |
allocated | 1991-03-06 | 0ff513819226… |
| 146.244.0.0 – 146.244.255.255 | 65,536 | US |
allocated | 1991-03-06 | 9750069f6164… |
| 146.245.0.0 – 146.245.255.255 | 65,536 | US |
allocated | 1991-03-06 | 4150fa2b31e4… |
| 146.246.0.0 – 146.246.255.255 | 65,536 | US |
allocated | 1991-03-06 | 7a6198df10e8… |
| 146.250.0.0 – 146.250.255.255 | 65,536 | US |
allocated | 1991-03-06 | 41d606401cb6… |
| 146.252.0.0 – 146.252.255.255 | 65,536 | US |
allocated | 1991-03-06 | acfc4932ac54… |
| 148.254.0.0 – 148.254.255.255 | 65,536 | US |
allocated | 1991-03-06 | 37fe01d6d027… |
| 192.5.152.0 – 192.5.153.255 | 512 | US |
allocated | 1991-03-06 | aa7af264dd15… |
| 192.5.156.0 – 192.5.156.255 | 256 | US |
allocated | 1991-03-06 | 6af3dbdad10c… |
| 192.94.164.0 – 192.94.164.255 | 256 | US |
allocated | 1991-03-06 | 6154750e26cb… |
| 192.94.237.0 – 192.94.237.255 | 256 | US |
allocated | 1991-03-06 | 2d90cbf4f78e… |
| 192.94.242.0 – 192.94.242.255 | 256 | US |
allocated | 1991-03-06 | 12bd37d94fa3… |
| 192.94.245.0 – 192.94.245.255 | 256 | US |
allocated | 1991-03-06 | f1364070d128… |
| 192.94.247.0 – 192.94.247.255 | 256 | US |
allocated | 1991-03-06 | 2ce4f135c990… |
| 192.94.248.0 – 192.94.248.255 | 256 | US |
allocated | 1991-03-06 | 78dddceb22a6… |
| 192.94.249.0 – 192.94.249.255 | 256 | US |
allocated | 1991-03-06 | 4df662f82c3d… |
| 192.94.250.0 – 192.94.250.255 | 256 | US |
allocated | 1991-03-06 | 3510e6297851… |
| 146.233.0.0 – 146.233.255.255 | 65,536 | US |
allocated | 1991-03-05 | 0daf89d79ccc… |
| 146.235.64.0 – 146.235.127.255 | 16,384 | US |
allocated | 1991-03-05 | cf3a6f77519a… |
| 146.235.128.0 – 146.235.191.255 | 16,384 | US |
allocated | 1991-03-05 | cf3a6f77519a… |
| 146.236.0.0 – 146.236.255.255 | 65,536 | US |
allocated | 1991-03-05 | e8a50ea300c2… |
| 146.237.0.0 – 146.237.255.255 | 65,536 | US |
allocated | 1991-03-05 | e8a50ea300c2… |
| 146.238.0.0 – 146.238.255.255 | 65,536 | US |
allocated | 1991-03-05 | e8a50ea300c2… |
| 146.239.0.0 – 146.239.255.255 | 65,536 | US |
allocated | 1991-03-05 | e8a50ea300c2… |
| 192.94.217.0 – 192.94.217.255 | 256 | US |
allocated | 1991-03-05 | 4326e16319b7… |
| 192.94.218.0 – 192.94.218.255 | 256 | US |
allocated | 1991-03-05 | 773a750bf2fc… |
| 192.94.219.0 – 192.94.219.255 | 256 | US |
allocated | 1991-03-05 | ace55d4dc090… |
| 192.94.222.0 – 192.94.222.255 | 256 | US |
allocated | 1991-03-05 | ef97c772d1ff… |
| 192.94.223.0 – 192.94.223.255 | 256 | US |
allocated | 1991-03-05 | 634e7bb931c5… |
| 192.94.224.0 – 192.94.224.255 | 256 | US |
allocated | 1991-03-05 | 634e7bb931c5… |
| 192.94.225.0 – 192.94.225.255 | 256 | US |
allocated | 1991-03-05 | 4d10da81cc63… |
| 192.97.0.0 – 192.97.255.255 | 65,536 | US |
allocated | 1991-03-05 | e8a50ea300c2… |
| 132.211.0.0 – 132.211.255.255 | 65,536 | CA |
allocated | 1991-03-04 | bf6ca84e00bb… |
| 137.161.0.0 – 137.161.255.255 | 65,536 | US |
allocated | 1991-03-04 | 45fe880b68a8… |
| 146.240.0.0 – 146.240.255.255 | 65,536 | US |
allocated | 1991-03-04 | 39f75bb359c4… |
| 146.242.0.0 – 146.242.255.255 | 65,536 | US |
allocated | 1991-03-04 | 9a65a87e3abf… |
| 146.243.0.0 – 146.243.255.255 | 65,536 | US |
allocated | 1991-03-04 | cb6c2c4b3c8f… |
| 192.94.228.0 – 192.94.228.255 | 256 | US |
allocated | 1991-03-04 | 5c2df89a48be… |
| 192.94.229.0 – 192.94.229.255 | 256 | US |
allocated | 1991-03-04 | 35ab510c79eb… |
| 192.94.230.0 – 192.94.230.255 | 256 | US |
allocated | 1991-03-04 | b31651acc4b6… |
| 192.94.231.0 – 192.94.231.255 | 256 | US |
allocated | 1991-03-04 | 9e5dfc0ebc07… |
| 192.94.232.0 – 192.94.232.255 | 256 | US |
allocated | 1991-03-04 | dff7d9bfb8bf… |
| 146.229.0.0 – 146.229.255.255 | 65,536 | US |
allocated | 1991-03-01 | d5b52c8480d3… |
| 192.94.216.0 – 192.94.216.255 | 256 | US |
allocated | 1991-03-01 | 9dcc7d55f4d1… |
| 146.197.0.0 – 146.197.255.255 | 65,536 | US |
allocated | 1991-02-28 | 80b8ab4df159… |
| 146.198.0.0 – 146.198.255.255 | 65,536 | US |
allocated | 1991-02-28 | 551b723eafd6… |
| 146.199.0.0 – 146.199.255.255 | 65,536 | US |
allocated | 1991-02-28 | 551b723eafd6… |
| 146.200.0.0 – 146.200.255.255 | 65,536 | US |
allocated | 1991-02-28 | 551b723eafd6… |
| 146.201.0.0 – 146.201.255.255 | 65,536 | US |
allocated | 1991-02-28 | c51d02ec525f… |
| 146.202.0.0 – 146.202.255.255 | 65,536 | US |
allocated | 1991-02-28 | 19d9217fb886… |
| 146.203.0.0 – 146.203.255.255 | 65,536 | US |
allocated | 1991-02-28 | 8ad412ee51ff… |
| 146.204.0.0 – 146.205.255.255 | 131,072 | US |
allocated | 1991-02-28 | 4a34b9f7ce6e… |
| 146.215.0.0 – 146.215.255.255 | 65,536 | US |
allocated | 1991-02-28 | 74cc5ce18d28… |
| 146.225.0.0 – 146.225.255.255 | 65,536 | US |
allocated | 1991-02-28 | b0f4cca8ea10… |
| 146.226.0.0 – 146.226.255.255 | 65,536 | VI |
allocated | 1991-02-28 | f7591bdcc575… |