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
1,644,513,536
📦
IPv4 networks
77,313
delegated blocks
🧭
IPv6 networks
11,586
delegated blocks
🔗
Autonomous systems
34,304
ASNs
// browse the objects
Browse the ARIN registry
| Range | Addresses | Country | Status | Allocated | Org handle |
|---|---|---|---|---|---|
| 148.193.0.0 – 148.193.255.255 | 65,536 |  US |
allocated | 1991-05-23 | 439717c6e0d1… |
| 148.194.0.0 – 148.194.255.255 | 65,536 | US |
allocated | 1991-05-23 | 439717c6e0d1… |
| 148.199.0.0 – 148.199.255.255 | 65,536 | US |
allocated | 1991-05-23 | 3b5e37760829… |
| 151.102.0.0 – 151.102.255.255 | 65,536 | US |
allocated | 1991-05-23 | 76a2ee6e402e… |
| 151.103.0.0 – 151.103.255.255 | 65,536 | US |
allocated | 1991-05-23 | b6d1b6d8ac63… |
| 151.164.0.0 – 151.164.255.255 | 65,536 | US |
allocated | 1991-05-23 | 81e05477cc28… |
| 192.104.143.0 – 192.104.143.255 | 256 | US |
allocated | 1991-05-23 | 6ab16f79e8d7… |
| 192.104.144.0 – 192.104.144.255 | 256 | US |
allocated | 1991-05-23 | d4e1b2c7ba07… |
| 192.104.145.0 – 192.104.145.255 | 256 | US |
allocated | 1991-05-23 | 67e3f58a3755… |
| 192.104.146.0 – 192.104.146.255 | 256 | US |
allocated | 1991-05-23 | 490fcea5184c… |
| 192.104.149.0 – 192.104.149.255 | 256 | US |
allocated | 1991-05-23 | 5791a10c9770… |
| 192.104.150.0 – 192.104.150.255 | 256 | US |
allocated | 1991-05-23 | 3b14bfa55967… |
| 148.186.0.0 – 148.186.255.255 | 65,536 | US |
allocated | 1991-05-22 | 94b7067a8a41… |
| 148.188.0.0 – 148.188.255.255 | 65,536 | US |
allocated | 1991-05-22 | 1464f012409f… |
| 148.189.0.0 – 148.189.255.255 | 65,536 | US |
allocated | 1991-05-22 | 1464f012409f… |
| 148.190.0.0 – 148.190.255.255 | 65,536 | US |
allocated | 1991-05-22 | 1464f012409f… |
| 148.191.0.0 – 148.191.255.255 | 65,536 | US |
allocated | 1991-05-22 | 1464f012409f… |
| 148.192.0.0 – 148.192.255.255 | 65,536 | US |
allocated | 1991-05-22 | 1464f012409f… |
| 150.169.0.0 – 150.169.255.255 | 65,536 | US |
allocated | 1991-05-22 | 1f05b35fcd5d… |
| 150.170.0.0 – 150.170.255.255 | 65,536 | US |
allocated | 1991-05-22 | 0ebf6ea2774a… |
| 150.172.0.0 – 150.172.255.255 | 65,536 | US |
allocated | 1991-05-22 | 0ebf6ea2774a… |
| 150.174.0.0 – 150.174.255.255 | 65,536 | US |
allocated | 1991-05-22 | 957d335fb2e8… |
| 150.176.0.0 – 150.176.255.255 | 65,536 | US |
allocated | 1991-05-22 | 260b740e4b78… |
| 150.177.0.0 – 150.177.255.255 | 65,536 | US |
allocated | 1991-05-22 | 45fe880b68a8… |
| 192.104.138.0 – 192.104.138.255 | 256 | US |
allocated | 1991-05-22 | 2d7b6f9b8477… |
| 192.104.139.0 – 192.104.139.255 | 256 | US |
allocated | 1991-05-22 | 46442ad2f9e9… |
| 192.105.32.0 – 192.105.32.255 | 256 | US |
allocated | 1991-05-22 | bb2bedbaea87… |
| 192.107.165.0 – 192.107.165.255 | 256 | US |
allocated | 1991-05-22 | 45fe880b68a8… |
| 192.107.166.0 – 192.107.166.255 | 256 | US |
allocated | 1991-05-22 | 45fe880b68a8… |
| 192.107.169.0 – 192.107.169.255 | 256 | US |
allocated | 1991-05-22 | bb5d328c8f33… |
| 192.107.170.0 – 192.107.170.255 | 256 | US |
allocated | 1991-05-22 | ef8ddb431445… |
| 192.107.173.0 – 192.107.173.255 | 256 | US |
allocated | 1991-05-22 | 4c57cc764425… |
| 192.110.1.0 – 192.110.1.255 | 256 | US |
allocated | 1991-05-22 | c6c154e59512… |
| 192.110.2.0 – 192.110.3.255 | 512 | US |
allocated | 1991-05-22 | c6c154e59512… |
| 192.110.4.0 – 192.110.7.255 | 1,024 | US |
allocated | 1991-05-22 | c6c154e59512… |
| 192.110.8.0 – 192.110.15.255 | 2,048 | US |
allocated | 1991-05-22 | c6c154e59512… |
| 192.110.16.0 – 192.110.31.255 | 4,096 | US |
allocated | 1991-05-22 | c6c154e59512… |
| 192.110.32.0 – 192.110.63.255 | 8,192 | US |
allocated | 1991-05-22 | c6c154e59512… |
| 192.110.64.0 – 192.110.127.255 | 16,384 | US |
allocated | 1991-05-22 | c6c154e59512… |
| 192.110.128.0 – 192.110.143.255 | 4,096 | US |
allocated | 1991-05-22 | c6c154e59512… |
| 192.110.223.0 – 192.110.223.255 | 256 | US |
allocated | 1991-05-22 | c6c154e59512… |
| 192.110.224.0 – 192.110.239.255 | 4,096 | US |
allocated | 1991-05-22 | c6c154e59512… |
| 192.110.240.0 – 192.110.247.255 | 2,048 | US |
allocated | 1991-05-22 | c6c154e59512… |
| 192.110.248.0 – 192.110.249.255 | 512 | US |
allocated | 1991-05-22 | c6c154e59512… |
| 192.110.250.0 – 192.110.250.255 | 256 | US |
allocated | 1991-05-22 | c6c154e59512… |
| 150.152.0.0 – 150.152.255.255 | 65,536 | US |
allocated | 1991-05-20 | 45fe880b68a8… |
| 150.153.0.0 – 150.153.255.255 | 65,536 | US |
allocated | 1991-05-20 | 45fe880b68a8… |
| 150.154.0.0 – 150.154.255.255 | 65,536 | US |
allocated | 1991-05-20 | 58536049469b… |
| 150.155.0.0 – 150.155.255.255 | 65,536 | US |
allocated | 1991-05-20 | aa28d739e938… |
| 150.156.0.0 – 150.156.255.255 | 65,536 | US |
allocated | 1991-05-20 | 766c88725c04… |
| 150.157.0.0 – 150.157.255.255 | 65,536 | US |
allocated | 1991-05-20 | 45fe880b68a8… |
| 150.159.0.0 – 150.159.255.255 | 65,536 | US |
allocated | 1991-05-20 | cdb7d42057bd… |
| 150.160.0.0 – 150.160.255.255 | 65,536 | US |
allocated | 1991-05-20 | 6eb6a7fb4417… |
| 150.166.0.0 – 150.166.255.255 | 65,536 | US |
allocated | 1991-05-20 | f21130892698… |
| 150.167.0.0 – 150.167.255.255 | 65,536 | US |
allocated | 1991-05-20 | 2aabf71dde22… |
| 150.168.0.0 – 150.168.255.255 | 65,536 | US |
allocated | 1991-05-20 | 45fe880b68a8… |
| 192.107.148.0 – 192.107.148.255 | 256 | US |
allocated | 1991-05-20 | a8c8f1939af8… |
| 192.107.149.0 – 192.107.149.255 | 256 | US |
allocated | 1991-05-20 | 948d483dc413… |
| 192.107.150.0 – 192.107.150.255 | 256 | US |
allocated | 1991-05-20 | 45fe880b68a8… |
| 192.107.151.0 – 192.107.151.255 | 256 | US |
allocated | 1991-05-20 | 45fe880b68a8… |
| 192.107.152.0 – 192.107.159.255 | 2,048 | US |
allocated | 1991-05-20 | 6af3dbdad10c… |
| 192.107.160.0 – 192.107.161.255 | 512 | US |
allocated | 1991-05-20 | 6af3dbdad10c… |
| 192.107.162.0 – 192.107.162.255 | 256 | US |
allocated | 1991-05-20 | 6af3dbdad10c… |
| 192.107.164.0 – 192.107.164.255 | 256 | US |
allocated | 1991-05-20 | c6f625721eec… |
| 147.166.0.0 – 147.166.255.255 | 65,536 | US |
allocated | 1991-05-17 | 45fe880b68a8… |
| 142.58.0.0 – 142.58.255.255 | 65,536 |  CA |
allocated | 1991-05-16 | 514bca940e05… |
| 148.183.0.0 – 148.183.255.255 | 65,536 | US |
allocated | 1991-05-16 | 06762c690860… |
| 150.141.0.0 – 150.141.255.255 | 65,536 | US |
allocated | 1991-05-16 | e220ed812a4c… |
| 150.142.0.0 – 150.142.255.255 | 65,536 | US |
allocated | 1991-05-16 | 55b944a5a407… |
| 150.143.0.0 – 150.143.255.255 | 65,536 | US |
allocated | 1991-05-16 | eee4911c1d68… |
| 150.144.0.0 – 150.144.255.255 | 65,536 | US |
allocated | 1991-05-16 | 2d90cbf4f78e… |
| 150.148.0.0 – 150.148.255.255 | 65,536 | US |
allocated | 1991-05-16 | 393c05736106… |
| 151.109.0.0 – 151.109.255.255 | 65,536 | US |
allocated | 1991-05-16 | 7347b13c724c… |
| 158.247.8.0 – 158.247.8.255 | 256 | US |
allocated | 1991-05-16 | 1c461ae9b53b… |
| 158.247.62.0 – 158.247.63.255 | 512 | US |
allocated | 1991-05-16 | 1c461ae9b53b… |
| 158.247.64.0 – 158.247.65.255 | 512 | US |
allocated | 1991-05-16 | 1c461ae9b53b… |
| 192.104.78.0 – 192.104.78.255 | 256 | US |
allocated | 1991-05-16 | ec5a0a2d14f5… |
| 192.104.79.0 – 192.104.79.255 | 256 | US |
allocated | 1991-05-16 | e4b6d43dfa30… |
| 192.104.81.0 – 192.104.81.255 | 256 | US |
allocated | 1991-05-16 | eba9c57afac5… |
| 192.104.83.0 – 192.104.83.255 | 256 | US |
allocated | 1991-05-16 | 58bab9bfa223… |
| 192.104.84.0 – 192.104.84.255 | 256 | US |
allocated | 1991-05-16 | 805a0ef2bcd4… |
| 192.104.85.0 – 192.104.85.255 | 256 | US |
allocated | 1991-05-16 | 805a0ef2bcd4… |
| 192.104.86.0 – 192.104.86.255 | 256 | US |
allocated | 1991-05-16 | 805a0ef2bcd4… |
| 192.104.87.0 – 192.104.87.255 | 256 | US |
allocated | 1991-05-16 | acfc4932ac54… |
| 192.104.88.0 – 192.104.95.255 | 2,048 | US |
allocated | 1991-05-16 | acfc4932ac54… |
| 192.104.96.0 – 192.104.103.255 | 2,048 | US |
allocated | 1991-05-16 | acfc4932ac54… |
| 192.104.104.0 – 192.104.105.255 | 512 | US |
allocated | 1991-05-16 | acfc4932ac54… |
| 192.104.106.0 – 192.104.106.255 | 256 | US |
allocated | 1991-05-16 | acfc4932ac54… |
| 192.104.107.0 – 192.104.107.255 | 256 | US |
allocated | 1991-05-16 | 73857dd3d742… |
| 192.104.108.0 – 192.104.109.255 | 512 | US |
allocated | 1991-05-16 | 73857dd3d742… |
| 192.104.110.0 – 192.104.110.255 | 256 | US |
allocated | 1991-05-16 | 73857dd3d742… |
| 192.107.130.0 – 192.107.130.255 | 256 | US |
allocated | 1991-05-16 | a648a7769d92… |
| 192.107.131.0 – 192.107.131.255 | 256 | CA |
allocated | 1991-05-16 | cfaf6fb50615… |
| 192.107.134.0 – 192.107.134.255 | 256 | US |
allocated | 1991-05-16 | ea9a6d6f3de0… |
| 192.107.145.0 – 192.107.145.255 | 256 | US |
allocated | 1991-05-16 | c8dfaa4290df… |
| 192.107.146.0 – 192.107.147.255 | 512 | US |
allocated | 1991-05-16 | c8dfaa4290df… |
| 142.56.64.0 – 142.56.127.255 | 16,384 | US |
allocated | 1991-05-14 | 00a9ad7cd53e… |
| 142.56.128.0 – 142.56.191.255 | 16,384 | US |
allocated | 1991-05-14 | 00a9ad7cd53e… |
| 150.133.0.0 – 150.133.255.255 | 65,536 | US |
allocated | 1991-05-14 | 45fe880b68a8… |
| 150.134.0.0 – 150.134.255.255 | 65,536 | US |
allocated | 1991-05-14 | 9559e9706f04… |