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
11,462
delegated blocks
🔗
Autonomous systems
34,166
ASNs
// browse the objects
Browse the ARIN registry
| Range | Addresses | Country | Status | Allocated | Org handle |
|---|---|---|---|---|---|
| 199.104.108.0 – 199.104.111.255 | 1,024 |  US |
allocated | 1994-01-10 | 2e031c0ba683… |
| 199.104.112.0 – 199.104.119.255 | 2,048 | US |
allocated | 1994-01-10 | 2e031c0ba683… |
| 199.104.128.0 – 199.104.191.255 | 16,384 | US |
allocated | 1994-01-10 | 6d25f5314a15… |
| 199.104.192.0 – 199.104.207.255 | 4,096 | US |
allocated | 1994-01-10 | bfd87dd68f64… |
| 199.104.208.0 – 199.104.223.255 | 4,096 | US |
allocated | 1994-01-10 | 6d25f5314a15… |
| 199.104.224.0 – 199.104.255.255 | 8,192 | US |
allocated | 1994-01-10 | 6d25f5314a15… |
| 199.105.0.0 – 199.105.255.255 | 65,536 | US |
allocated | 1994-01-10 | 81e05477cc28… |
| 199.106.0.0 – 199.107.255.255 | 131,072 | US |
allocated | 1994-01-10 | 81e05477cc28… |
| 199.108.0.0 – 199.108.255.255 | 65,536 | US |
allocated | 1994-01-10 | 81e05477cc28… |
| 204.225.1.0 – 204.225.1.255 | 256 |  CA |
allocated | 1994-01-10 | d76d77059cf1… |
| 204.225.2.0 – 204.225.3.255 | 512 | CA |
allocated | 1994-01-10 | d76d77059cf1… |
| 204.225.4.0 – 204.225.5.255 | 512 | CA |
allocated | 1994-01-10 | d76d77059cf1… |
| 204.225.8.0 – 204.225.15.255 | 2,048 | CA |
allocated | 1994-01-10 | 66c9655505df… |
| 204.225.142.0 – 204.225.142.255 | 256 | US |
allocated | 1994-01-10 | 6a2bec1ff1c3… |
| 204.225.143.0 – 204.225.143.255 | 256 | CA |
allocated | 1994-01-10 | 39025b6cc589… |
| 204.225.200.0 – 204.225.207.255 | 2,048 | CA |
allocated | 1994-01-10 | 393e3c9fc630… |
| 204.225.222.0 – 204.225.222.255 | 256 | CA |
allocated | 1994-01-10 | ecd5c1e2a710… |
| 204.225.239.0 – 204.225.239.255 | 256 | US |
allocated | 1994-01-10 | dca6e617f6fb… |
| 204.225.240.0 – 204.225.247.255 | 2,048 | CA |
allocated | 1994-01-10 | 0e702695cc8d… |
| 192.40.254.0 – 192.40.254.255 | 256 | CA |
allocated | 1994-01-07 | 881d59d31a7d… |
| 199.10.135.0 – 199.10.135.255 | 256 | US |
allocated | 1994-01-07 | 45fe880b68a8… |
| 199.20.64.0 – 199.20.127.255 | 16,384 | US |
allocated | 1994-01-07 | 350fe0a40f2f… |
| 199.26.252.0 – 199.26.252.255 | 256 | US |
allocated | 1994-01-07 | 141651d903bd… |
| 199.26.253.0 – 199.26.253.255 | 256 | US |
allocated | 1994-01-07 | ba429ad9a768… |
| 199.26.254.0 – 199.26.254.255 | 256 | US |
allocated | 1994-01-07 | 52edb2f0dd77… |
| 199.33.128.0 – 199.33.129.255 | 512 | US |
allocated | 1994-01-07 | fec15bf63d07… |
| 199.33.130.0 – 199.33.131.255 | 512 | US |
allocated | 1994-01-07 | 968d6dea7fd0… |
| 199.33.132.0 – 199.33.133.255 | 512 | US |
allocated | 1994-01-07 | 968d6dea7fd0… |
| 199.33.134.0 – 199.33.134.255 | 256 | US |
allocated | 1994-01-07 | 968d6dea7fd0… |
| 199.33.135.0 – 199.33.135.255 | 256 | US |
allocated | 1994-01-07 | bb08bbf32e06… |
| 199.33.136.0 – 199.33.136.255 | 256 | US |
allocated | 1994-01-07 | 3bd9d7d28e17… |
| 199.33.137.0 – 199.33.137.255 | 256 | US |
allocated | 1994-01-07 | 08840a4064f3… |
| 199.33.138.0 – 199.33.138.255 | 256 | US |
allocated | 1994-01-07 | 5cbd983fdea9… |
| 199.33.139.0 – 199.33.139.255 | 256 | US |
allocated | 1994-01-07 | a014ad7e001b… |
| 199.34.128.0 – 199.34.191.255 | 16,384 | US |
allocated | 1994-01-07 | a4f9c753d628… |
| 199.34.192.0 – 199.34.223.255 | 8,192 | US |
allocated | 1994-01-07 | a4f9c753d628… |
| 199.34.224.0 – 199.34.227.255 | 1,024 | US |
allocated | 1994-01-07 | a4f9c753d628… |
| 199.60.26.0 – 199.60.27.255 | 512 | CA |
allocated | 1994-01-07 | 2f540eb1cdf5… |
| 135.126.0.0 – 135.127.255.255 | 131,072 | US |
allocated | 1994-01-06 | dc46197e5069… |
| 135.128.0.0 – 135.128.255.255 | 65,536 | US |
allocated | 1994-01-06 | dc46197e5069… |
| 144.227.0.0 – 144.227.255.255 | 65,536 | US |
allocated | 1994-01-06 | c4fef8e680d3… |
| 198.162.156.0 – 198.162.156.255 | 256 | CA |
allocated | 1994-01-06 | 5c6a08f18e88… |
| 198.185.152.0 – 198.185.152.255 | 256 | US |
allocated | 1994-01-06 | 0539f4139fdf… |
| 198.185.153.0 – 198.185.153.255 | 256 | US |
allocated | 1994-01-06 | 737140600804… |
| 199.5.175.0 – 199.5.175.255 | 256 | US |
allocated | 1994-01-06 | 47afefb8b412… |
| 199.26.213.0 – 199.26.213.255 | 256 | US |
allocated | 1994-01-06 | 5e2f3834dc78… |
| 199.26.214.0 – 199.26.215.255 | 512 | US |
allocated | 1994-01-06 | 5e2f3834dc78… |
| 199.26.216.0 – 199.26.216.255 | 256 | US |
allocated | 1994-01-06 | 5e2f3834dc78… |
| 199.26.217.0 – 199.26.217.255 | 256 | US |
allocated | 1994-01-06 | 374cb2330ed7… |
| 199.26.218.0 – 199.26.218.255 | 256 | US |
allocated | 1994-01-06 | ed4c02276b8f… |
| 199.26.224.0 – 199.26.224.255 | 256 | US |
allocated | 1994-01-06 | 4f49365358ab… |
| 199.26.225.0 – 199.26.225.255 | 256 | US |
allocated | 1994-01-06 | 9aeff904f413… |
| 199.26.226.0 – 199.26.227.255 | 512 | US |
allocated | 1994-01-06 | a5233c3f9c47… |
| 199.26.228.0 – 199.26.231.255 | 1,024 | US |
allocated | 1994-01-06 | 05a98524cf7b… |
| 199.26.232.0 – 199.26.233.255 | 512 | US |
allocated | 1994-01-06 | 05a98524cf7b… |
| 199.26.235.0 – 199.26.235.255 | 256 | US |
allocated | 1994-01-06 | 143243d4de67… |
| 199.26.237.0 – 199.26.237.255 | 256 | US |
allocated | 1994-01-06 | 1314341b466d… |
| 199.26.238.0 – 199.26.238.255 | 256 | US |
allocated | 1994-01-06 | 1314341b466d… |
| 199.26.239.0 – 199.26.239.255 | 256 | US |
allocated | 1994-01-06 | a93df2aae7dd… |
| 199.26.240.0 – 199.26.240.255 | 256 | US |
allocated | 1994-01-06 | 4f341519e087… |
| 199.26.241.0 – 199.26.241.255 | 256 | US |
allocated | 1994-01-06 | 2131f4becd7f… |
| 199.26.248.0 – 199.26.248.255 | 256 | US |
allocated | 1994-01-06 | 8e80d3b27ca1… |
| 199.26.249.0 – 199.26.249.255 | 256 | US |
allocated | 1994-01-06 | da27331778ab… |
| 199.26.250.0 – 199.26.250.255 | 256 | US |
allocated | 1994-01-06 | 344b64cdcccc… |
| 199.26.251.0 – 199.26.251.255 | 256 | US |
allocated | 1994-01-06 | 00693f4b4264… |
| 199.85.128.0 – 199.85.191.255 | 16,384 | CA |
allocated | 1994-01-06 | b09b0174a87e… |
| 199.102.16.0 – 199.102.31.255 | 4,096 | US |
allocated | 1994-01-06 | a774b52884e3… |
| 166.126.0.0 – 166.126.255.255 | 65,536 | US |
allocated | 1994-01-05 | 2e2302818a99… |
| 198.185.141.0 – 198.185.141.255 | 256 | US |
allocated | 1994-01-05 | 7ae5d0ba869f… |
| 198.185.142.0 – 198.185.142.255 | 256 | US |
allocated | 1994-01-05 | 75121df985c4… |
| 198.185.143.0 – 198.185.143.255 | 256 | US |
allocated | 1994-01-05 | 1c22124b9899… |
| 198.185.144.0 – 198.185.144.255 | 256 | US |
allocated | 1994-01-05 | 8dfc6338cf7f… |
| 199.5.32.0 – 199.5.63.255 | 8,192 | US |
allocated | 1994-01-05 | 29a203a312d3… |
| 199.26.206.0 – 199.26.206.255 | 256 | US |
allocated | 1994-01-05 | 4b8b2ff2da94… |
| 199.26.207.0 – 199.26.207.255 | 256 | US |
allocated | 1994-01-05 | 1930fc08000f… |
| 199.26.208.0 – 199.26.208.255 | 256 | US |
allocated | 1994-01-05 | c051dbfc5acf… |
| 199.26.209.0 – 199.26.209.255 | 256 | US |
allocated | 1994-01-05 | d24732877620… |
| 199.26.210.0 – 199.26.210.255 | 256 | US |
allocated | 1994-01-05 | 064a9a4054c6… |
| 199.26.211.0 – 199.26.211.255 | 256 | US |
allocated | 1994-01-05 | 064a9a4054c6… |
| 199.26.212.0 – 199.26.212.255 | 256 | US |
allocated | 1994-01-05 | 064a9a4054c6… |
| 199.43.1.0 – 199.43.1.255 | 256 | CA |
allocated | 1994-01-05 | 2ea5c030cb36… |
| 199.96.32.0 – 199.96.35.255 | 1,024 | US |
allocated | 1994-01-05 | 34d342be0361… |
| 199.96.40.0 – 199.96.43.255 | 1,024 | US |
allocated | 1994-01-05 | 34d342be0361… |
| 199.101.0.0 – 199.101.7.255 | 2,048 | US |
allocated | 1994-01-05 | 9e260ce5d287… |
| 199.101.16.0 – 199.101.23.255 | 2,048 | US |
allocated | 1994-01-05 | 62852931d4d5… |
| 199.101.24.0 – 199.101.25.255 | 512 | US |
allocated | 1994-01-05 | 62852931d4d5… |
| 199.101.32.0 – 199.101.39.255 | 2,048 | US |
allocated | 1994-01-05 | 5ef68b43e79e… |
| 199.101.40.0 – 199.101.41.255 | 512 | US |
allocated | 1994-01-05 | 5ef68b43e79e… |
| 170.20.0.0 – 170.20.255.255 | 65,536 | US |
allocated | 1994-01-04 | 4d0631a1bfbc… |
| 170.21.0.0 – 170.21.255.255 | 65,536 | US |
allocated | 1994-01-04 | f6dcdd9afbbf… |
| 170.22.0.0 – 170.22.255.255 | 65,536 | US |
allocated | 1994-01-04 | f178ba0bc795… |
| 198.185.130.0 – 198.185.130.255 | 256 | US |
allocated | 1994-01-04 | 3e2d140664af… |
| 198.185.131.0 – 198.185.131.255 | 256 | US |
allocated | 1994-01-04 | 840b6cc61510… |
| 198.185.132.0 – 198.185.132.255 | 256 | US |
allocated | 1994-01-04 | 1b006e71081f… |
| 198.185.133.0 – 198.185.133.255 | 256 | US |
allocated | 1994-01-04 | e6199924606a… |
| 198.185.134.0 – 198.185.135.255 | 512 | US |
allocated | 1994-01-04 | e6199924606a… |
| 198.185.136.0 – 198.185.137.255 | 512 | US |
allocated | 1994-01-04 | e6199924606a… |
| 198.185.138.0 – 198.185.138.255 | 256 | US |
allocated | 1994-01-04 | ee03790aa2ec… |
| 198.185.140.0 – 198.185.140.255 | 256 | US |
allocated | 1994-01-04 | bf2d63ab6f78… |
| 199.20.128.0 – 199.20.255.255 | 32,768 | US |
allocated | 1994-01-04 | 8ab4822cec44… |