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 |
|---|---|---|---|---|---|
| 192.31.174.0 – 192.31.174.255 | 256 |  US |
allocated | 1995-03-24 | 45fe880b68a8… |
| 199.233.163.0 – 199.233.163.255 | 256 | US |
allocated | 1995-03-24 | 760964a97588… |
| 199.233.164.0 – 199.233.164.255 | 256 | US |
allocated | 1995-03-24 | 9026444e71d8… |
| 199.233.165.0 – 199.233.165.255 | 256 | US |
allocated | 1995-03-24 | a4b513128349… |
| 199.233.166.0 – 199.233.166.255 | 256 | US |
allocated | 1995-03-24 | 12b57ec108d9… |
| 199.233.167.0 – 199.233.167.255 | 256 | US |
allocated | 1995-03-24 | 53c586183380… |
| 204.126.234.0 – 204.126.235.255 | 512 | US |
allocated | 1995-03-24 | 15d23e1e58ed… |
| 205.144.80.0 – 205.144.95.255 | 4,096 | US |
allocated | 1995-03-24 | c83eda57bbfe… |
| 205.147.202.0 – 205.147.202.255 | 256 | US |
allocated | 1995-03-24 | 6e048190eb9a… |
| 205.147.208.0 – 205.147.208.255 | 256 | US |
allocated | 1995-03-24 | 6e048190eb9a… |
| 205.147.218.0 – 205.147.218.255 | 256 | US |
allocated | 1995-03-24 | 6e048190eb9a… |
| 205.147.220.0 – 205.147.223.255 | 1,024 | US |
allocated | 1995-03-24 | 6c065d5b54b8… |
| 205.147.235.0 – 205.147.235.255 | 256 | US |
allocated | 1995-03-24 | 6e048190eb9a… |
| 205.153.24.0 – 205.153.27.255 | 1,024 | US |
allocated | 1995-03-24 | 697cc758fc64… |
| 205.153.28.0 – 205.153.31.255 | 1,024 | US |
allocated | 1995-03-24 | 9d1e37a96cdb… |
| 205.157.128.0 – 205.157.143.255 | 4,096 | US |
allocated | 1995-03-24 | 9f14454567a6… |
| 205.157.192.0 – 205.157.255.255 | 16,384 | US |
allocated | 1995-03-24 | d57ef420abb5… |
| 205.159.99.0 – 205.159.99.255 | 256 | US |
allocated | 1995-03-24 | 777e416b4fd4… |
| 205.166.52.0 – 205.166.52.255 | 256 | US |
allocated | 1995-03-24 | 1bf745092aa6… |
| 205.166.53.0 – 205.166.53.255 | 256 | US |
allocated | 1995-03-24 | b2a650c274fa… |
| 205.166.54.0 – 205.166.54.255 | 256 | US |
allocated | 1995-03-24 | 2365ff76fb9a… |
| 205.166.55.0 – 205.166.55.255 | 256 | US |
allocated | 1995-03-24 | 22c0ac77f220… |
| 205.166.57.0 – 205.166.57.255 | 256 | US |
allocated | 1995-03-24 | f3df9d088327… |
| 205.166.58.0 – 205.166.58.255 | 256 | US |
allocated | 1995-03-24 | f3df9d088327… |
| 205.166.59.0 – 205.166.59.255 | 256 | US |
allocated | 1995-03-24 | f3df9d088327… |
| 205.166.60.0 – 205.166.60.255 | 256 | US |
allocated | 1995-03-24 | f3df9d088327… |
| 205.166.61.0 – 205.166.61.255 | 256 | US |
allocated | 1995-03-24 | 1a239a418e77… |
| 205.166.62.0 – 205.166.62.255 | 256 | US |
allocated | 1995-03-24 | 38a328be269f… |
| 205.166.63.0 – 205.166.63.255 | 256 | US |
allocated | 1995-03-24 | 6487813a0cde… |
| 205.167.14.0 – 205.167.15.255 | 512 | US |
allocated | 1995-03-24 | 9cc9b4a4248f… |
| 205.172.24.0 – 205.172.27.255 | 1,024 | US |
allocated | 1995-03-24 | 65435dd97b24… |
| 205.172.28.0 – 205.172.31.255 | 1,024 | US |
allocated | 1995-03-24 | 8f7d14ca4d04… |
| 142.165.0.0 – 142.165.255.255 | 65,536 |  CA |
allocated | 1995-03-23 | ce4bae12ced9… |
| 205.166.29.0 – 205.166.29.255 | 256 | US |
allocated | 1995-03-23 | daae4bf579e8… |
| 205.166.30.0 – 205.166.30.255 | 256 | US |
allocated | 1995-03-23 | 7ea34369433b… |
| 205.166.31.0 – 205.166.31.255 | 256 | US |
allocated | 1995-03-23 | 31072109c9c7… |
| 205.166.32.0 – 205.166.32.255 | 256 | US |
allocated | 1995-03-23 | bb3a017576da… |
| 205.166.33.0 – 205.166.33.255 | 256 | US |
allocated | 1995-03-23 | 2fc72c3bfb52… |
| 205.166.34.0 – 205.166.34.255 | 256 | US |
allocated | 1995-03-23 | eeacc20327e2… |
| 205.166.35.0 – 205.166.35.255 | 256 |  LC |
allocated | 1995-03-23 | 80b3abb13b07… |
| 205.166.36.0 – 205.166.36.255 | 256 | US |
allocated | 1995-03-23 | 2c09acefc8cc… |
| 205.166.38.0 – 205.166.38.255 | 256 | US |
allocated | 1995-03-23 | ec30f9cf9a33… |
| 205.166.39.0 – 205.166.39.255 | 256 | US |
allocated | 1995-03-23 | 2773f147c757… |
| 205.166.41.0 – 205.166.41.255 | 256 | US |
allocated | 1995-03-23 | c0a52a84b4e1… |
| 205.166.42.0 – 205.166.42.255 | 256 | US |
allocated | 1995-03-23 | 5680f9ef9102… |
| 205.166.44.0 – 205.166.44.255 | 256 | US |
allocated | 1995-03-23 | 03d123b6993a… |
| 205.166.45.0 – 205.166.45.255 | 256 | US |
allocated | 1995-03-23 | 1903f54cd46d… |
| 205.166.46.0 – 205.166.46.255 | 256 | US |
allocated | 1995-03-23 | cd79626b862d… |
| 205.166.47.0 – 205.166.47.255 | 256 | US |
allocated | 1995-03-23 | da4c532c313c… |
| 205.166.48.0 – 205.166.48.255 | 256 | US |
allocated | 1995-03-23 | 5ddb1f158b68… |
| 205.166.49.0 – 205.166.49.255 | 256 | US |
allocated | 1995-03-23 | a0fc891b83fd… |
| 205.166.51.0 – 205.166.51.255 | 256 | US |
allocated | 1995-03-23 | 98cd5879d469… |
| 205.167.12.0 – 205.167.13.255 | 512 | US |
allocated | 1995-03-23 | 5373090dbe43… |
| 205.172.16.0 – 205.172.19.255 | 1,024 | US |
allocated | 1995-03-23 | d2fc8fbc818f… |
| 205.172.20.0 – 205.172.23.255 | 1,024 | US |
allocated | 1995-03-23 | 3da895d434b0… |
| 205.173.48.0 – 205.173.55.255 | 2,048 | US |
allocated | 1995-03-23 | 22a5e06f2a18… |
| 205.173.56.0 – 205.173.63.255 | 2,048 | US |
allocated | 1995-03-23 | 7347b13c724c… |
| 205.174.96.0 – 205.174.111.255 | 4,096 | US |
allocated | 1995-03-23 | 8f8392670c38… |
| 205.175.32.0 – 205.175.63.255 | 8,192 | US |
allocated | 1995-03-23 | b96e4c928ea5… |
| 204.126.232.0 – 204.126.233.255 | 512 | US |
allocated | 1995-03-22 | 2d594996c070… |
| 205.143.32.0 – 205.143.39.255 | 2,048 | US |
allocated | 1995-03-22 | 86ab3aefd308… |
| 205.143.48.0 – 205.143.55.255 | 2,048 | US |
allocated | 1995-03-22 | b2d76cec2e0b… |
| 205.147.128.0 – 205.147.159.255 | 8,192 | US |
allocated | 1995-03-22 | 278d3043dbec… |
| 205.153.8.0 – 205.153.11.255 | 1,024 | US |
allocated | 1995-03-22 | 9192c1736fbe… |
| 205.153.12.0 – 205.153.15.255 | 1,024 | US |
allocated | 1995-03-22 | c1f31add74f9… |
| 205.153.20.0 – 205.153.23.255 | 1,024 | US |
allocated | 1995-03-22 | ffd67fadfdd4… |
| 205.159.96.0 – 205.159.96.255 | 256 | US |
allocated | 1995-03-22 | 64f4f5c0c0c1… |
| 205.159.97.0 – 205.159.97.255 | 256 | US |
allocated | 1995-03-22 | 917b1e1baea7… |
| 205.159.98.0 – 205.159.98.255 | 256 | US |
allocated | 1995-03-22 | 064a9a4054c6… |
| 205.166.27.0 – 205.166.27.255 | 256 | US |
allocated | 1995-03-22 | 576d8b7c86ce… |
| 205.189.1.0 – 205.189.1.255 | 256 | CA |
allocated | 1995-03-22 | 1b232ee8790b… |
| 205.189.2.0 – 205.189.3.255 | 512 | CA |
allocated | 1995-03-22 | 0b360d094f1f… |
| 205.189.4.0 – 205.189.4.255 | 256 | CA |
allocated | 1995-03-22 | a99b50166efe… |
| 205.189.5.0 – 205.189.5.255 | 256 | CA |
allocated | 1995-03-22 | c8bae1572cdf… |
| 205.189.6.0 – 205.189.7.255 | 512 | CA |
allocated | 1995-03-22 | c8bae1572cdf… |
| 205.189.8.0 – 205.189.11.255 | 1,024 | CA |
allocated | 1995-03-22 | 84344661f626… |
| 205.189.12.0 – 205.189.15.255 | 1,024 | CA |
allocated | 1995-03-22 | 4c4941ee3a0d… |
| 205.189.16.0 – 205.189.31.255 | 4,096 | CA |
allocated | 1995-03-22 | d0a1bbb39f81… |
| 205.189.32.0 – 205.189.33.255 | 512 | CA |
allocated | 1995-03-22 | ff364118dcda… |
| 205.189.34.0 – 205.189.34.255 | 256 | CA |
allocated | 1995-03-22 | c14f2f646ce5… |
| 205.189.39.0 – 205.189.39.255 | 256 | CA |
allocated | 1995-03-22 | bf82f79981f6… |
| 205.189.40.0 – 205.189.40.255 | 256 | CA |
allocated | 1995-03-22 | ea1ec9032094… |
| 205.189.41.0 – 205.189.41.255 | 256 | CA |
allocated | 1995-03-22 | 15d64ff07552… |
| 205.189.42.0 – 205.189.42.255 | 256 | CA |
allocated | 1995-03-22 | ba588098fd06… |
| 205.189.43.0 – 205.189.43.255 | 256 | CA |
allocated | 1995-03-22 | 9db34a9ade51… |
| 205.189.46.0 – 205.189.46.255 | 256 | CA |
allocated | 1995-03-22 | c0cc1ef91451… |
| 205.189.47.0 – 205.189.47.255 | 256 | CA |
allocated | 1995-03-22 | 1c2c79ba091e… |
| 205.189.48.0 – 205.189.49.255 | 512 | CA |
allocated | 1995-03-22 | 0a7ccffca322… |
| 205.189.50.0 – 205.189.50.255 | 256 | CA |
allocated | 1995-03-22 | 3093893dac7b… |
| 205.189.51.0 – 205.189.51.255 | 256 | CA |
allocated | 1995-03-22 | 118e1c137bf2… |
| 205.189.52.0 – 205.189.53.255 | 512 | CA |
allocated | 1995-03-22 | 8f6220ca35f7… |
| 205.189.54.0 – 205.189.54.255 | 256 | CA |
allocated | 1995-03-22 | e5767c48efea… |
| 205.189.55.0 – 205.189.55.255 | 256 | CA |
allocated | 1995-03-22 | f8234c0067a7… |
| 205.189.60.0 – 205.189.60.255 | 256 | CA |
allocated | 1995-03-22 | 68790a6b1dfc… |
| 205.189.61.0 – 205.189.61.255 | 256 | CA |
allocated | 1995-03-22 | ec23bd4a3c84… |
| 205.189.62.0 – 205.189.62.255 | 256 | CA |
allocated | 1995-03-22 | a028931079e0… |
| 205.189.63.0 – 205.189.63.255 | 256 | CA |
allocated | 1995-03-22 | 43b2700263b4… |
| 205.189.66.0 – 205.189.66.255 | 256 | CA |
allocated | 1995-03-22 | e6e1b4c99d14… |
| 205.189.67.0 – 205.189.67.255 | 256 | CA |
allocated | 1995-03-22 | b6f8ee287a18… |
| 205.189.68.0 – 205.189.68.255 | 256 | CA |
allocated | 1995-03-22 | fa3f7dbb3a90… |