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 |
|---|---|---|---|---|---|
| 204.89.254.0 – 204.89.254.255 | 256 |  US |
allocated | 1994-09-28 | 4e8949202fd1… |
| 204.89.255.0 – 204.89.255.255 | 256 | US |
allocated | 1994-09-28 | af86d08cf060… |
| 204.107.65.0 – 204.107.65.255 | 256 | US |
allocated | 1994-09-28 | 56393475e65b… |
| 204.107.66.0 – 204.107.66.255 | 256 | US |
allocated | 1994-09-28 | b7fa7c00bc50… |
| 204.107.67.0 – 204.107.67.255 | 256 | US |
allocated | 1994-09-28 | 3fe0dfff4382… |
| 204.115.96.0 – 204.115.99.255 | 1,024 | US |
allocated | 1994-09-28 | b53f27ed95e3… |
| 204.115.100.0 – 204.115.100.255 | 256 | US |
allocated | 1994-09-28 | b53f27ed95e3… |
| 204.152.12.0 – 204.152.13.255 | 512 | US |
allocated | 1994-09-28 | b243f1a20f55… |
| 204.154.32.0 – 204.154.39.255 | 2,048 | US |
allocated | 1994-09-28 | c640181f98e8… |
| 204.155.48.0 – 204.155.55.255 | 2,048 | US |
allocated | 1994-09-28 | 29fb237dd749… |
| 204.155.56.0 – 204.155.59.255 | 1,024 | US |
allocated | 1994-09-28 | 29fb237dd749… |
| 204.155.64.0 – 204.155.79.255 | 4,096 | US |
allocated | 1994-09-28 | a6034492eee9… |
| 204.156.32.0 – 204.156.63.255 | 8,192 | US |
allocated | 1994-09-28 | fae08bd4064f… |
| 168.166.0.0 – 168.166.255.255 | 65,536 | US |
allocated | 1994-09-27 | 887409447c4e… |
| 199.123.70.0 – 199.123.70.255 | 256 | US |
allocated | 1994-09-27 | 45fe880b68a8… |
| 199.123.71.0 – 199.123.71.255 | 256 | US |
allocated | 1994-09-27 | 45fe880b68a8… |
| 199.123.72.0 – 199.123.75.255 | 1,024 | US |
allocated | 1994-09-27 | 45fe880b68a8… |
| 199.123.76.0 – 199.123.76.255 | 256 | US |
allocated | 1994-09-27 | 45fe880b68a8… |
| 199.123.83.0 – 199.123.83.255 | 256 | US |
allocated | 1994-09-27 | 45fe880b68a8… |
| 199.123.91.0 – 199.123.91.255 | 256 | US |
allocated | 1994-09-27 | 45fe880b68a8… |
| 199.123.93.0 – 199.123.93.255 | 256 | US |
allocated | 1994-09-27 | 45fe880b68a8… |
| 199.123.94.0 – 199.123.95.255 | 512 | US |
allocated | 1994-09-27 | 45fe880b68a8… |
| 199.248.206.0 – 199.248.206.255 | 256 | US |
allocated | 1994-09-27 | bd50c75225e7… |
| 199.248.207.0 – 199.248.207.255 | 256 | US |
allocated | 1994-09-27 | 4bbb75befab9… |
| 204.57.64.0 – 204.57.127.255 | 16,384 | US |
allocated | 1994-09-27 | e5e3b9c13678… |
| 204.89.239.0 – 204.89.239.255 | 256 | US |
allocated | 1994-09-27 | b5ed821d48f0… |
| 204.89.240.0 – 204.89.240.255 | 256 | US |
allocated | 1994-09-27 | 9e19a42a34dd… |
| 204.89.241.0 – 204.89.241.255 | 256 | US |
allocated | 1994-09-27 | 4977cf38ab29… |
| 204.89.242.0 – 204.89.242.255 | 256 | US |
allocated | 1994-09-27 | ba4f8e856cc3… |
| 204.89.243.0 – 204.89.243.255 | 256 | US |
allocated | 1994-09-27 | 95b94da8705e… |
| 204.89.244.0 – 204.89.244.255 | 256 | US |
allocated | 1994-09-27 | ba17c8e8c5ae… |
| 204.89.245.0 – 204.89.245.255 | 256 | US |
allocated | 1994-09-27 | fb6a72bbc33f… |
| 204.89.247.0 – 204.89.247.255 | 256 | US |
allocated | 1994-09-27 | 9cc6c784bb7d… |
| 204.115.72.0 – 204.115.79.255 | 2,048 | US |
allocated | 1994-09-27 | 95412006ccc8… |
| 204.115.88.0 – 204.115.95.255 | 2,048 | US |
allocated | 1994-09-27 | c0ae048ba32c… |
| 204.126.4.0 – 204.126.5.255 | 512 | US |
allocated | 1994-09-27 | 360a7a81e4cb… |
| 204.153.12.0 – 204.153.15.255 | 1,024 | US |
allocated | 1994-09-27 | ace55d4dc090… |
| 170.193.0.0 – 170.193.255.255 | 65,536 | US |
allocated | 1994-09-26 | 604bb97b0606… |
| 170.194.0.0 – 170.194.255.255 | 65,536 | US |
allocated | 1994-09-26 | 68413ffa1988… |
| 170.192.0.0 – 170.192.255.255 | 65,536 | US |
allocated | 1994-09-23 | b5299e4f6249… |
| 199.248.196.0 – 199.248.196.255 | 256 | US |
allocated | 1994-09-23 | 4bf73d7ef051… |
| 199.248.197.0 – 199.248.197.255 | 256 | US |
allocated | 1994-09-23 | 8847abf97eed… |
| 199.248.200.0 – 199.248.200.255 | 256 | US |
allocated | 1994-09-23 | a25aac589968… |
| 199.248.201.0 – 199.248.201.255 | 256 | US |
allocated | 1994-09-23 | 074ff0343ff1… |
| 199.248.202.0 – 199.248.202.255 | 256 | US |
allocated | 1994-09-23 | 93dee8c15787… |
| 199.248.203.0 – 199.248.203.255 | 256 | US |
allocated | 1994-09-23 | 6d8e87b2e81c… |
| 199.248.204.0 – 199.248.204.255 | 256 | US |
allocated | 1994-09-23 | a4894fab911f… |
| 204.27.64.0 – 204.27.127.255 | 16,384 | US |
allocated | 1994-09-23 | 9f14454567a6… |
| 204.110.80.0 – 204.110.95.255 | 4,096 | US |
allocated | 1994-09-23 | 56170ff302c2… |
| 204.126.2.0 – 204.126.3.255 | 512 | US |
allocated | 1994-09-23 | 6c87af98c188… |
| 204.152.10.0 – 204.152.11.255 | 512 | US |
allocated | 1994-09-23 | ea313d2465a4… |
| 204.154.14.0 – 204.154.15.255 | 512 | US |
allocated | 1994-09-23 | 3d9a1103ffaa… |
| 204.155.16.0 – 204.155.23.255 | 2,048 | US |
allocated | 1994-09-23 | 5a830362395c… |
| 204.155.24.0 – 204.155.25.255 | 512 | US |
allocated | 1994-09-23 | 5a830362395c… |
| 204.155.32.0 – 204.155.47.255 | 4,096 | US |
allocated | 1994-09-23 | 7004239574df… |
| 199.212.48.0 – 199.212.51.255 | 1,024 |  CA |
allocated | 1994-09-22 | cee7576cbd75… |
| 199.212.52.0 – 199.212.52.255 | 256 | CA |
allocated | 1994-09-22 | 9f6f05d46514… |
| 199.212.58.0 – 199.212.59.255 | 512 | CA |
allocated | 1994-09-22 | 9aebb9cc756f… |
| 199.212.62.0 – 199.212.62.255 | 256 | CA |
allocated | 1994-09-22 | 85e20886e27f… |
| 199.212.126.0 – 199.212.127.255 | 512 | CA |
allocated | 1994-09-22 | 467eefe0d3c8… |
| 199.212.128.0 – 199.212.131.255 | 1,024 | CA |
allocated | 1994-09-22 | 467eefe0d3c8… |
| 199.212.132.0 – 199.212.133.255 | 512 | CA |
allocated | 1994-09-22 | 467eefe0d3c8… |
| 199.212.134.0 – 199.212.135.255 | 512 | CA |
allocated | 1994-09-22 | 7a02871c126e… |
| 199.212.138.0 – 199.212.138.255 | 256 | CA |
allocated | 1994-09-22 | f7eacad87157… |
| 199.248.191.0 – 199.248.191.255 | 256 | US |
allocated | 1994-09-22 | cbc128fcad79… |
| 199.248.192.0 – 199.248.192.255 | 256 | US |
allocated | 1994-09-22 | 062970071a2f… |
| 199.248.193.0 – 199.248.193.255 | 256 | US |
allocated | 1994-09-22 | a9e9358ac784… |
| 199.248.194.0 – 199.248.194.255 | 256 | US |
allocated | 1994-09-22 | da8caee48fbe… |
| 199.248.195.0 – 199.248.195.255 | 256 | US |
allocated | 1994-09-22 | 9a4f4e49dd94… |
| 204.89.226.0 – 204.89.226.255 | 256 | US |
allocated | 1994-09-22 | 660ceb60f1a7… |
| 204.89.227.0 – 204.89.227.255 | 256 | US |
allocated | 1994-09-22 | e02ece3db13f… |
| 204.89.228.0 – 204.89.228.255 | 256 | US |
allocated | 1994-09-22 | a7547c7b3731… |
| 204.89.229.0 – 204.89.229.255 | 256 | US |
allocated | 1994-09-22 | 72ab7de1f258… |
| 204.89.230.0 – 204.89.230.255 | 256 | US |
allocated | 1994-09-22 | 20fa712df397… |
| 204.89.231.0 – 204.89.231.255 | 256 | US |
allocated | 1994-09-22 | 6157762a271e… |
| 204.89.232.0 – 204.89.232.255 | 256 | US |
allocated | 1994-09-22 | 648c0a3d56fa… |
| 204.89.233.0 – 204.89.233.255 | 256 | US |
allocated | 1994-09-22 | 2f407beaad6b… |
| 204.89.234.0 – 204.89.234.255 | 256 | US |
allocated | 1994-09-22 | 24c496527029… |
| 204.89.235.0 – 204.89.235.255 | 256 | US |
allocated | 1994-09-22 | cbaa28aacbbf… |
| 204.89.236.0 – 204.89.236.255 | 256 | US |
allocated | 1994-09-22 | 82448739d60f… |
| 204.89.237.0 – 204.89.237.255 | 256 | US |
allocated | 1994-09-22 | cb146b80f0ac… |
| 204.114.64.0 – 204.114.127.255 | 16,384 | US |
allocated | 1994-09-22 | 72ce8c3cf1d0… |
| 204.115.24.0 – 204.115.31.255 | 2,048 | US |
allocated | 1994-09-22 | 8f5875eae73f… |
| 204.156.0.0 – 204.156.31.255 | 8,192 | US |
allocated | 1994-09-22 | 9f14454567a6… |
| 204.158.0.0 – 204.158.255.255 | 65,536 | US |
allocated | 1994-09-22 | 5942bda53f50… |
| 199.248.186.0 – 199.248.186.255 | 256 | US |
allocated | 1994-09-21 | e2e7a8cad97a… |
| 199.248.187.0 – 199.248.187.255 | 256 | US |
allocated | 1994-09-21 | 77812cbfb292… |
| 199.248.188.0 – 199.248.188.255 | 256 | US |
allocated | 1994-09-21 | 65e1cca22ca3… |
| 199.248.190.0 – 199.248.190.255 | 256 | US |
allocated | 1994-09-21 | e96c420a1da9… |
| 204.89.215.0 – 204.89.215.255 | 256 | US |
allocated | 1994-09-21 | c7b9fca14b2a… |
| 204.89.216.0 – 204.89.216.255 | 256 | US |
allocated | 1994-09-21 | 806c99129260… |
| 204.89.217.0 – 204.89.217.255 | 256 | US |
allocated | 1994-09-21 | 8cd27b128f91… |
| 204.89.221.0 – 204.89.221.255 | 256 | US |
allocated | 1994-09-21 | 2e38f085c47b… |
| 204.89.222.0 – 204.89.222.255 | 256 | US |
allocated | 1994-09-21 | 7427d76727e8… |
| 204.89.223.0 – 204.89.223.255 | 256 | US |
allocated | 1994-09-21 | 4495830839c0… |
| 204.89.224.0 – 204.89.224.255 | 256 | US |
allocated | 1994-09-21 | c80973523fa0… |
| 204.153.8.0 – 204.153.11.255 | 1,024 | US |
allocated | 1994-09-21 | 788b3225e94d… |
| 204.154.0.0 – 204.154.7.255 | 2,048 | US |
allocated | 1994-09-21 | 75db03aaf5a6… |
| 204.157.0.0 – 204.157.255.255 | 65,536 | US |
allocated | 1994-09-21 | 37fe01d6d027… |
| 168.244.0.0 – 168.244.255.255 | 65,536 | US |
allocated | 1994-09-20 | 3ee98da751a2… |