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
1,644,546,048
📦
IPv4 networks
77,308
delegated blocks
🧭
IPv6 networks
11,579
delegated blocks
🔗
Autonomous systems
34,293
ASNs
// browse the objects
Browse the ARIN registry
| Range | Addresses | Country | Status | Allocated | Org handle |
|---|---|---|---|---|---|
| 139.77.0.0 – 139.77.255.255 | 65,536 |  US |
allocated | 1990-02-09 | 45fe880b68a8… |
| 138.61.0.0 – 138.61.255.255 | 65,536 | US |
allocated | 1990-02-08 | 45fe880b68a8… |
| 139.70.0.0 – 139.70.255.255 | 65,536 | US |
allocated | 1990-02-08 | 670fc52581ab… |
| 192.67.184.0 – 192.67.184.255 | 256 | US |
allocated | 1990-02-08 | bfb21fb31745… |
| 192.67.186.0 – 192.67.186.255 | 256 | US |
allocated | 1990-02-08 | 2d90cbf4f78e… |
| 192.67.187.0 – 192.67.187.255 | 256 | US |
allocated | 1990-02-08 | 2d90cbf4f78e… |
| 192.67.209.0 – 192.67.209.255 | 256 | US |
allocated | 1990-02-08 | 45fe880b68a8… |
| 192.67.210.0 – 192.67.210.255 | 256 | US |
allocated | 1990-02-08 | 45fe880b68a8… |
| 192.67.211.0 – 192.67.211.255 | 256 | US |
allocated | 1990-02-08 | 45fe880b68a8… |
| 192.67.212.0 – 192.67.212.255 | 256 | US |
allocated | 1990-02-08 | 45fe880b68a8… |
| 192.67.213.0 – 192.67.213.255 | 256 | US |
allocated | 1990-02-08 | 45fe880b68a8… |
| 192.67.214.0 – 192.67.214.255 | 256 | US |
allocated | 1990-02-08 | 45fe880b68a8… |
| 192.67.215.0 – 192.67.215.255 | 256 | US |
allocated | 1990-02-08 | 45fe880b68a8… |
| 192.67.216.0 – 192.67.216.255 | 256 | US |
allocated | 1990-02-08 | 45fe880b68a8… |
| 138.53.0.0 – 138.53.255.255 | 65,536 | US |
allocated | 1990-02-07 | 7013a13d0ca7… |
| 138.54.0.0 – 138.55.255.255 | 131,072 | US |
allocated | 1990-02-07 | 7013a13d0ca7… |
| 138.56.0.0 – 138.57.255.255 | 131,072 | US |
allocated | 1990-02-07 | 7013a13d0ca7… |
| 138.58.0.0 – 138.58.255.255 | 65,536 | US |
allocated | 1990-02-07 | 7013a13d0ca7… |
| 139.68.0.0 – 139.68.127.255 | 32,768 | US |
allocated | 1990-02-07 | 9b69cf4d756d… |
| 139.68.128.0 – 139.68.191.255 | 16,384 | US |
allocated | 1990-02-07 | 9b69cf4d756d… |
| 139.69.0.0 – 139.69.255.255 | 65,536 | US |
allocated | 1990-02-07 | 6da19783fd61… |
| 139.71.0.0 – 139.71.255.255 | 65,536 | US |
allocated | 1990-02-07 | d1c2b260916b… |
| 139.72.0.0 – 139.72.255.255 | 65,536 | US |
allocated | 1990-02-07 | 3d2abd323631… |
| 192.67.173.0 – 192.67.173.255 | 256 | US |
allocated | 1990-02-07 | f427354a0df7… |
| 192.67.174.0 – 192.67.174.255 | 256 | US |
allocated | 1990-02-07 | 2fc72c3bfb52… |
| 192.67.175.0 – 192.67.175.255 | 256 | US |
allocated | 1990-02-07 | 2fc72c3bfb52… |
| 192.67.176.0 – 192.67.176.255 | 256 | US |
allocated | 1990-02-07 | 2fc72c3bfb52… |
| 192.67.177.0 – 192.67.177.255 | 256 | US |
allocated | 1990-02-07 | 2fc72c3bfb52… |
| 192.67.178.0 – 192.67.178.255 | 256 | US |
allocated | 1990-02-07 | 2fc72c3bfb52… |
| 192.67.179.0 – 192.67.179.255 | 256 | US |
allocated | 1990-02-07 | 2fc72c3bfb52… |
| 192.67.180.0 – 192.67.180.255 | 256 | US |
allocated | 1990-02-07 | 2fc72c3bfb52… |
| 192.67.181.0 – 192.67.181.255 | 256 | US |
allocated | 1990-02-07 | 2fc72c3bfb52… |
| 192.67.182.0 – 192.67.182.255 | 256 | US |
allocated | 1990-02-07 | 2fc72c3bfb52… |
| 192.67.183.0 – 192.67.183.255 | 256 | US |
allocated | 1990-02-07 | 2fc72c3bfb52… |
| 192.67.219.0 – 192.67.219.255 | 256 | US |
allocated | 1990-02-07 | 7a520ff63ff2… |
| 138.47.0.0 – 138.47.255.255 | 65,536 | US |
allocated | 1990-02-06 | ca7cbc0ec20f… |
| 138.49.0.0 – 138.49.255.255 | 65,536 | US |
allocated | 1990-02-06 | 1d5ec244e901… |
| 138.50.0.0 – 138.50.255.255 | 65,536 | US |
allocated | 1990-02-06 | 45fe880b68a8… |
| 138.51.0.0 – 138.51.255.255 | 65,536 |  CA |
allocated | 1990-02-06 | ab0b04510ace… |
| 138.26.0.0 – 138.26.255.255 | 65,536 | US |
allocated | 1990-01-31 | 3e15e420d367… |
| 138.27.0.0 – 138.27.255.255 | 65,536 | US |
allocated | 1990-01-31 | 45fe880b68a8… |
| 138.29.0.0 – 138.29.255.255 | 65,536 | US |
allocated | 1990-01-31 | c41f4346e08d… |
| 138.31.0.0 – 138.31.255.255 | 65,536 | US |
allocated | 1990-01-31 | b42b63a8c32f… |
| 138.32.0.0 – 138.32.15.255 | 4,096 | US |
allocated | 1990-01-31 | 452d95599a29… |
| 138.32.16.0 – 138.32.23.255 | 2,048 | US |
allocated | 1990-01-31 | 452d95599a29… |
| 138.32.28.0 – 138.32.31.255 | 1,024 | US |
allocated | 1990-01-31 | 452d95599a29… |
| 138.32.32.0 – 138.32.63.255 | 8,192 | US |
allocated | 1990-01-31 | 452d95599a29… |
| 138.32.64.0 – 138.32.127.255 | 16,384 | US |
allocated | 1990-01-31 | 452d95599a29… |
| 138.32.128.0 – 138.32.159.255 | 8,192 | US |
allocated | 1990-01-31 | 452d95599a29… |
| 138.32.160.0 – 138.32.167.255 | 2,048 | US |
allocated | 1990-01-31 | 452d95599a29… |
| 138.32.172.0 – 138.32.175.255 | 1,024 | US |
allocated | 1990-01-31 | 452d95599a29… |
| 138.32.176.0 – 138.32.191.255 | 4,096 | US |
allocated | 1990-01-31 | 452d95599a29… |
| 138.32.192.0 – 138.32.255.255 | 16,384 | US |
allocated | 1990-01-31 | 452d95599a29… |
| 138.33.0.0 – 138.33.255.255 | 65,536 | US |
allocated | 1990-01-31 | 5bae91ccd0ba… |
| 138.35.0.0 – 138.35.255.255 | 65,536 | US |
allocated | 1990-01-31 | 161fb0fc33bc… |
| 138.39.0.0 – 138.39.255.255 | 65,536 | US |
allocated | 1990-01-31 | 4c51d3ab91f4… |
| 138.42.0.0 – 138.42.255.255 | 65,536 | US |
allocated | 1990-01-31 | 399da38fd3d4… |
| 138.45.0.0 – 138.45.255.255 | 65,536 | US |
allocated | 1990-01-31 | 45fe880b68a8… |
| 139.76.0.0 – 139.76.255.255 | 65,536 | US |
allocated | 1990-01-31 | 7347b13c724c… |
| 192.67.127.0 – 192.67.127.255 | 256 | US |
allocated | 1990-01-31 | 45fe880b68a8… |
| 192.67.128.0 – 192.67.128.255 | 256 | US |
allocated | 1990-01-31 | 19bcfab17635… |
| 192.67.129.0 – 192.67.129.255 | 256 | US |
allocated | 1990-01-31 | e3706881bde5… |
| 192.67.130.0 – 192.67.130.255 | 256 | US |
allocated | 1990-01-31 | 45fe880b68a8… |
| 192.67.132.0 – 192.67.132.255 | 256 | US |
allocated | 1990-01-31 | 8fd6f35a8a48… |
| 192.67.133.0 – 192.67.133.255 | 256 | US |
allocated | 1990-01-31 | 8fd6f35a8a48… |
| 192.67.134.0 – 192.67.134.255 | 256 | US |
allocated | 1990-01-31 | 2fc72c3bfb52… |
| 192.67.136.0 – 192.67.136.255 | 256 | US |
allocated | 1990-01-31 | 161fb0fc33bc… |
| 192.67.137.0 – 192.67.137.255 | 256 | US |
allocated | 1990-01-31 | f21130892698… |
| 192.67.138.0 – 192.67.139.255 | 512 | US |
allocated | 1990-01-31 | f21130892698… |
| 192.67.140.0 – 192.67.143.255 | 1,024 | US |
allocated | 1990-01-31 | f21130892698… |
| 192.67.144.0 – 192.67.144.255 | 256 | US |
allocated | 1990-01-31 | 161fb0fc33bc… |
| 192.67.145.0 – 192.67.145.255 | 256 | US |
allocated | 1990-01-31 | f21130892698… |
| 192.67.146.0 – 192.67.147.255 | 512 | US |
allocated | 1990-01-31 | f21130892698… |
| 192.67.148.0 – 192.67.151.255 | 1,024 | US |
allocated | 1990-01-31 | f21130892698… |
| 192.67.152.0 – 192.67.152.255 | 256 | US |
allocated | 1990-01-31 | 161fb0fc33bc… |
| 192.67.153.0 – 192.67.153.255 | 256 | US |
allocated | 1990-01-31 | f21130892698… |
| 192.67.154.0 – 192.67.155.255 | 512 | US |
allocated | 1990-01-31 | f21130892698… |
| 192.67.156.0 – 192.67.156.255 | 256 | US |
allocated | 1990-01-31 | 93948640d4f3… |
| 192.67.157.0 – 192.67.157.255 | 256 | US |
allocated | 1990-01-31 | 4bf7708e97a1… |
| 192.67.158.0 – 192.67.158.255 | 256 | US |
allocated | 1990-01-31 | 8d8915110bef… |
| 192.67.165.0 – 192.67.165.255 | 256 | US |
allocated | 1990-01-31 | b62ba115efc8… |
| 192.67.95.0 – 192.67.95.255 | 256 | US |
allocated | 1990-01-25 | 805a0ef2bcd4… |
| 192.67.96.0 – 192.67.96.255 | 256 | US |
allocated | 1990-01-25 | c932ff87378d… |
| 192.67.98.0 – 192.67.98.255 | 256 | US |
allocated | 1990-01-25 | fa02c6814706… |
| 192.67.107.0 – 192.67.107.255 | 256 | US |
allocated | 1990-01-25 | 2d90cbf4f78e… |
| 192.67.108.0 – 192.67.111.255 | 1,024 | US |
allocated | 1990-01-25 | 2d90cbf4f78e… |
| 192.67.112.0 – 192.67.119.255 | 2,048 | US |
allocated | 1990-01-25 | 2d90cbf4f78e… |
| 192.67.120.0 – 192.67.123.255 | 1,024 | US |
allocated | 1990-01-25 | 2d90cbf4f78e… |
| 192.67.124.0 – 192.67.125.255 | 512 | US |
allocated | 1990-01-25 | 2d90cbf4f78e… |
| 192.67.126.0 – 192.67.126.255 | 256 | US |
allocated | 1990-01-25 | 2d90cbf4f78e… |
| 138.17.0.0 – 138.17.255.255 | 65,536 | US |
allocated | 1990-01-24 | 45fe880b68a8… |
| 138.18.0.0 – 138.18.255.255 | 65,536 | US |
allocated | 1990-01-24 | 45fe880b68a8… |
| 138.20.0.0 – 138.20.255.255 | 65,536 | US |
allocated | 1990-01-24 | 570cc0afe505… |
| 138.23.0.0 – 138.23.255.255 | 65,536 | US |
allocated | 1990-01-24 | 64f5d925fdeb… |
| 192.67.97.0 – 192.67.97.255 | 256 | US |
allocated | 1990-01-24 | 2fc72c3bfb52… |
| 192.67.99.0 – 192.67.99.255 | 256 | US |
allocated | 1990-01-24 | a8c88ffa05a2… |
| 138.11.0.0 – 138.11.255.255 | 65,536 | CA |
allocated | 1990-01-23 | 15c020d18b75… |
| 138.15.0.0 – 138.15.255.255 | 65,536 | US |
allocated | 1990-01-23 | bf9282ffb9f9… |
| 192.68.52.0 – 192.68.52.255 | 256 | US |
allocated | 1990-01-23 | 2d90cbf4f78e… |
| 192.65.212.0 – 192.65.212.255 | 256 | US |
allocated | 1990-01-21 | 2d90cbf4f78e… |