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
1.65B
1,645,628,928
📦
IPv4 networks
76,700
delegated blocks
🧭
IPv6 networks
11,350
delegated blocks
🔗
Autonomous systems
34,051
ASNs
// browse the objects
Browse the ARIN registry
| Range | Addresses | Country | Status | Allocated | Org handle |
|---|---|---|---|---|---|
| 142.146.0.0 – 142.146.255.255 | 65,536 |  CA |
allocated | 1992-05-14 | 42297c630372… |
| 161.36.0.0 – 161.36.63.255 | 16,384 |  US |
allocated | 1992-05-14 | 5fdc3a3f4471… |
| 161.36.64.0 – 161.36.95.255 | 8,192 | US |
allocated | 1992-05-14 | 5fdc3a3f4471… |
| 161.36.96.0 – 161.36.103.255 | 2,048 | US |
allocated | 1992-05-14 | 5fdc3a3f4471… |
| 161.36.104.0 – 161.36.111.255 | 2,048 | US |
allocated | 1992-05-14 | 71c0734ec0a6… |
| 161.36.112.0 – 161.36.119.255 | 2,048 | US |
allocated | 1992-05-14 | 71c0734ec0a6… |
| 161.36.120.0 – 161.36.127.255 | 2,048 | US |
allocated | 1992-05-14 | 5fdc3a3f4471… |
| 161.36.128.0 – 161.36.255.255 | 32,768 | US |
allocated | 1992-05-14 | 5fdc3a3f4471… |
| 192.124.130.0 – 192.124.130.255 | 256 | US |
allocated | 1992-05-14 | 285f94db2202… |
| 192.139.119.0 – 192.139.119.255 | 256 | CA |
allocated | 1992-05-14 | e90a64c1fd35… |
| 192.139.124.0 – 192.139.124.255 | 256 | CA |
allocated | 1992-05-14 | 488b0426d484… |
| 192.146.1.0 – 192.146.1.255 | 256 | US |
allocated | 1992-05-14 | f55f2852a8d6… |
| 192.146.2.0 – 192.146.3.255 | 512 | US |
allocated | 1992-05-14 | f55f2852a8d6… |
| 192.146.4.0 – 192.146.7.255 | 1,024 | US |
allocated | 1992-05-14 | f55f2852a8d6… |
| 192.146.8.0 – 192.146.15.255 | 2,048 | US |
allocated | 1992-05-14 | f55f2852a8d6… |
| 192.146.16.0 – 192.146.31.255 | 4,096 | US |
allocated | 1992-05-14 | f55f2852a8d6… |
| 192.146.32.0 – 192.146.63.255 | 8,192 | US |
allocated | 1992-05-14 | f55f2852a8d6… |
| 192.146.64.0 – 192.146.95.255 | 8,192 | US |
allocated | 1992-05-14 | f55f2852a8d6… |
| 192.146.96.0 – 192.146.99.255 | 1,024 | US |
allocated | 1992-05-14 | f55f2852a8d6… |
| 192.146.100.0 – 192.146.100.255 | 256 | US |
allocated | 1992-05-14 | f55f2852a8d6… |
| 192.160.68.0 – 192.160.68.255 | 256 | US |
allocated | 1992-05-14 | 4f9b7884ad38… |
| 192.160.69.0 – 192.160.69.255 | 256 | US |
allocated | 1992-05-14 | 2d74e9434138… |
| 192.160.70.0 – 192.160.70.255 | 256 | US |
allocated | 1992-05-14 | 7ca8e71a72ff… |
| 192.160.72.0 – 192.160.72.255 | 256 | US |
allocated | 1992-05-14 | ae10abe44a64… |
| 192.160.73.0 – 192.160.73.255 | 256 | US |
allocated | 1992-05-14 | 87150475cd53… |
| 142.138.0.0 – 142.138.255.255 | 65,536 | CA |
allocated | 1992-05-13 | 608100942068… |
| 142.140.0.0 – 142.140.255.255 | 65,536 | CA |
allocated | 1992-05-13 | 2134330d9e2a… |
| 142.141.0.0 – 142.141.255.255 | 65,536 | CA |
allocated | 1992-05-13 | 2134330d9e2a… |
| 142.142.0.0 – 142.142.255.255 | 65,536 | CA |
allocated | 1992-05-13 | 2134330d9e2a… |
| 142.143.0.0 – 142.143.255.255 | 65,536 | CA |
allocated | 1992-05-13 | 2134330d9e2a… |
| 142.144.0.0 – 142.144.255.255 | 65,536 | CA |
allocated | 1992-05-13 | 2134330d9e2a… |
| 142.145.0.0 – 142.145.255.255 | 65,536 | CA |
allocated | 1992-05-13 | 2134330d9e2a… |
| 158.11.0.0 – 158.11.255.255 | 65,536 | US |
allocated | 1992-05-13 | 45fe880b68a8… |
| 192.131.45.0 – 192.131.45.255 | 256 | US |
allocated | 1992-05-13 | be87a6f57401… |
| 192.131.46.0 – 192.131.47.255 | 512 | US |
allocated | 1992-05-13 | be87a6f57401… |
| 192.131.48.0 – 192.131.55.255 | 2,048 | US |
allocated | 1992-05-13 | be87a6f57401… |
| 192.131.64.0 – 192.131.71.255 | 2,048 | US |
allocated | 1992-05-13 | be87a6f57401… |
| 192.131.72.0 – 192.131.75.255 | 1,024 | US |
allocated | 1992-05-13 | be87a6f57401… |
| 192.131.76.0 – 192.131.76.255 | 256 | US |
allocated | 1992-05-13 | be87a6f57401… |
| 192.131.240.0 – 192.131.240.255 | 256 | US |
allocated | 1992-05-13 | 139a046c96c1… |
| 192.139.84.0 – 192.139.87.255 | 1,024 | CA |
allocated | 1992-05-13 | a13c62798b2e… |
| 192.139.88.0 – 192.139.95.255 | 2,048 | CA |
allocated | 1992-05-13 | a13c62798b2e… |
| 192.139.96.0 – 192.139.111.255 | 4,096 | CA |
allocated | 1992-05-13 | a13c62798b2e… |
| 192.139.112.0 – 192.139.113.255 | 512 | CA |
allocated | 1992-05-13 | a13c62798b2e… |
| 192.139.118.0 – 192.139.118.255 | 256 | US |
allocated | 1992-05-13 | a36a9db84c8d… |
| 192.139.120.0 – 192.139.120.255 | 256 | CA |
allocated | 1992-05-13 | a87be55e30e4… |
| 192.139.121.0 – 192.139.121.255 | 256 | CA |
allocated | 1992-05-13 | a87be55e30e4… |
| 192.139.122.0 – 192.139.122.255 | 256 | CA |
allocated | 1992-05-13 | a87be55e30e4… |
| 192.139.123.0 – 192.139.123.255 | 256 | CA |
allocated | 1992-05-13 | a87be55e30e4… |
| 192.146.122.0 – 192.146.122.255 | 256 | US |
allocated | 1992-05-13 | 6eecfba72d12… |
| 192.146.159.0 – 192.146.159.255 | 256 | US |
allocated | 1992-05-13 | 1b8c4ecc82d0… |
| 192.146.243.0 – 192.146.243.255 | 256 | US |
allocated | 1992-05-13 | 1c583d529fdb… |
| 192.152.96.0 – 192.152.96.255 | 256 | US |
allocated | 1992-05-13 | 2384a804dde0… |
| 192.152.121.0 – 192.152.121.255 | 256 | US |
allocated | 1992-05-13 | c4473e42782b… |
| 192.152.123.0 – 192.152.123.255 | 256 | US |
allocated | 1992-05-13 | dc4dab5d216e… |
| 192.153.148.0 – 192.153.148.255 | 256 | US |
allocated | 1992-05-13 | 45fe880b68a8… |
| 192.154.1.0 – 192.154.1.255 | 256 | US |
allocated | 1992-05-13 | 4d627fe7d4e8… |
| 159.169.0.0 – 159.169.255.255 | 65,536 | US |
allocated | 1992-05-12 | 7bc698bdfec2… |
| 159.172.0.0 – 159.172.255.255 | 65,536 | US |
allocated | 1992-05-12 | b538f89eec0d… |
| 159.175.0.0 – 159.175.255.255 | 65,536 | CA |
allocated | 1992-05-12 | 4faa88eea836… |
| 159.176.0.0 – 159.176.255.255 | 65,536 | US |
allocated | 1992-05-12 | 1cd8bfc751ac… |
| 159.177.0.0 – 159.177.255.255 | 65,536 | CA |
allocated | 1992-05-12 | c8bae1572cdf… |
| 162.3.0.0 – 162.3.255.255 | 65,536 | US |
allocated | 1992-05-12 | e2a08a95e9c8… |
| 192.138.237.0 – 192.138.237.255 | 256 | US |
allocated | 1992-05-12 | fb5ecde29111… |
| 192.147.29.0 – 192.147.29.255 | 256 | US |
allocated | 1992-05-12 | 08d26387284d… |
| 192.147.47.0 – 192.147.47.255 | 256 | US |
allocated | 1992-05-12 | 1c84ebef43de… |
| 192.147.48.0 – 192.147.49.255 | 512 | US |
allocated | 1992-05-12 | 1c84ebef43de… |
| 192.147.50.0 – 192.147.50.255 | 256 | US |
allocated | 1992-05-12 | 1c84ebef43de… |
| 192.147.51.0 – 192.147.51.255 | 256 | US |
allocated | 1992-05-12 | 72b1023e0eff… |
| 192.147.52.0 – 192.147.53.255 | 512 | US |
allocated | 1992-05-12 | a2f3ebbed328… |
| 192.147.54.0 – 192.147.55.255 | 512 | US |
allocated | 1992-05-12 | 72b1023e0eff… |
| 192.147.56.0 – 192.147.63.255 | 2,048 | US |
allocated | 1992-05-12 | 1c84ebef43de… |
| 192.147.64.0 – 192.147.64.255 | 256 | US |
allocated | 1992-05-12 | 1c84ebef43de… |
| 192.147.65.0 – 192.147.65.255 | 256 | US |
allocated | 1992-05-12 | 1c84ebef43de… |
| 192.147.66.0 – 192.147.66.255 | 256 | US |
allocated | 1992-05-12 | a2f3ebbed328… |
| 192.147.117.0 – 192.147.117.255 | 256 | US |
allocated | 1992-05-12 | d4ee62334653… |
| 192.147.118.0 – 192.147.119.255 | 512 | US |
allocated | 1992-05-12 | d4ee62334653… |
| 192.147.120.0 – 192.147.127.255 | 2,048 | US |
allocated | 1992-05-12 | d4ee62334653… |
| 192.147.128.0 – 192.147.135.255 | 2,048 | US |
allocated | 1992-05-12 | d4ee62334653… |
| 192.147.136.0 – 192.147.139.255 | 1,024 | US |
allocated | 1992-05-12 | d4ee62334653… |
| 192.147.140.0 – 192.147.140.255 | 256 | US |
allocated | 1992-05-12 | d4ee62334653… |
| 192.150.88.0 – 192.150.88.255 | 256 | US |
allocated | 1992-05-12 | 3ae2e938c095… |
| 192.152.120.0 – 192.152.120.255 | 256 | US |
allocated | 1992-05-12 | 8c71faae961e… |
| 192.153.211.0 – 192.153.211.255 | 256 | US |
allocated | 1992-05-12 | 15bb1b57390d… |
| 192.153.241.0 – 192.153.241.255 | 256 | US |
allocated | 1992-05-12 | acfc4932ac54… |
| 192.156.197.0 – 192.156.197.255 | 256 | US |
allocated | 1992-05-12 | a9ce994b8687… |
| 192.156.234.0 – 192.156.234.255 | 256 | US |
allocated | 1992-05-12 | c7c9a9906b5a… |
| 192.160.61.0 – 192.160.61.255 | 256 | US |
allocated | 1992-05-12 | 3f683d017169… |
| 192.160.62.0 – 192.160.62.255 | 256 | US |
allocated | 1992-05-12 | e43f12c6ea05… |
| 192.160.63.0 – 192.160.63.255 | 256 | US |
allocated | 1992-05-12 | 3ef97cae68c6… |
| 192.160.64.0 – 192.160.64.255 | 256 | US |
allocated | 1992-05-12 | d84718eba057… |
| 192.169.16.0 – 192.169.16.255 | 256 | US |
allocated | 1992-05-12 | c411afd31d32… |
| 192.169.17.0 – 192.169.17.255 | 256 | US |
allocated | 1992-05-12 | c411afd31d32… |
| 192.169.18.0 – 192.169.18.255 | 256 | US |
allocated | 1992-05-12 | c411afd31d32… |
| 192.169.64.0 – 192.169.64.255 | 256 | US |
allocated | 1992-05-12 | 5dc7bbf73985… |
| 192.169.65.0 – 192.169.65.255 | 256 | US |
allocated | 1992-05-12 | 5dc7bbf73985… |
| 159.189.0.0 – 159.189.255.255 | 65,536 | US |
allocated | 1992-05-11 | 55e27adc2f69… |
| 160.102.0.0 – 160.102.255.255 | 65,536 | US |
allocated | 1992-05-11 | b63978ae946d… |
| 192.152.97.0 – 192.152.97.255 | 256 | CA |
allocated | 1992-05-11 | e7f42c00ae11… |
| 192.152.100.0 – 192.152.100.255 | 256 | US |
allocated | 1992-05-11 | 92847c100780… |