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
1,645,629,184
📦
IPv4 networks
76,691
delegated blocks
🧭
IPv6 networks
11,348
delegated blocks
🔗
Autonomous systems
34,039
ASNs
// browse the objects
Browse the ARIN registry
| Range | Addresses | Country | Status | Allocated | Org handle |
|---|---|---|---|---|---|
| 154.31.0.0 – 154.31.255.255 | 65,536 |  US |
allocated | 1992-02-05 | 37fe01d6d027… |
| 154.35.0.0 – 154.35.255.255 | 65,536 | US |
allocated | 1992-02-05 | 37fe01d6d027… |
| 154.36.0.0 – 154.36.255.255 | 65,536 | US |
allocated | 1992-02-05 | 37fe01d6d027… |
| 154.37.0.0 – 154.37.255.255 | 65,536 | US |
allocated | 1992-02-05 | 37fe01d6d027… |
| 154.38.0.0 – 154.38.255.255 | 65,536 | US |
allocated | 1992-02-05 | 37fe01d6d027… |
| 154.39.0.0 – 154.39.255.255 | 65,536 | US |
allocated | 1992-02-05 | 37fe01d6d027… |
| 154.40.0.0 – 154.40.255.255 | 65,536 | US |
allocated | 1992-02-05 | 37fe01d6d027… |
| 154.41.0.0 – 154.41.255.255 | 65,536 | US |
allocated | 1992-02-05 | 37fe01d6d027… |
| 154.42.0.0 – 154.42.255.255 | 65,536 | US |
allocated | 1992-02-05 | 37fe01d6d027… |
| 154.43.0.0 – 154.43.255.255 | 65,536 | US |
allocated | 1992-02-05 | 37fe01d6d027… |
| 154.44.0.0 – 154.44.255.255 | 65,536 | US |
allocated | 1992-02-05 | 37fe01d6d027… |
| 154.45.0.0 – 154.45.255.255 | 65,536 | US |
allocated | 1992-02-05 | 37fe01d6d027… |
| 154.46.0.0 – 154.46.255.255 | 65,536 | US |
allocated | 1992-02-05 | 37fe01d6d027… |
| 154.47.0.0 – 154.47.255.255 | 65,536 | US |
allocated | 1992-02-05 | 37fe01d6d027… |
| 154.48.0.0 – 154.48.255.255 | 65,536 | US |
allocated | 1992-02-05 | 37fe01d6d027… |
| 154.49.0.0 – 154.49.255.255 | 65,536 | US |
allocated | 1992-02-05 | 37fe01d6d027… |
| 154.50.0.0 – 154.50.255.255 | 65,536 | US |
allocated | 1992-02-05 | 37fe01d6d027… |
| 154.51.0.0 – 154.51.255.255 | 65,536 | US |
allocated | 1992-02-05 | 37fe01d6d027… |
| 154.52.0.0 – 154.52.255.255 | 65,536 | US |
allocated | 1992-02-05 | 37fe01d6d027… |
| 154.53.0.0 – 154.53.255.255 | 65,536 | US |
allocated | 1992-02-05 | 37fe01d6d027… |
| 154.54.0.0 – 154.54.255.255 | 65,536 | US |
allocated | 1992-02-05 | 37fe01d6d027… |
| 154.55.0.0 – 154.55.255.255 | 65,536 | US |
allocated | 1992-02-05 | 37fe01d6d027… |
| 154.56.0.0 – 154.56.255.255 | 65,536 | US |
allocated | 1992-02-05 | 37fe01d6d027… |
| 154.57.0.0 – 154.57.255.255 | 65,536 | US |
allocated | 1992-02-05 | 37fe01d6d027… |
| 154.58.0.0 – 154.58.255.255 | 65,536 | US |
allocated | 1992-02-05 | 37fe01d6d027… |
| 154.59.0.0 – 154.59.255.255 | 65,536 | US |
allocated | 1992-02-05 | 37fe01d6d027… |
| 154.60.0.0 – 154.60.255.255 | 65,536 | US |
allocated | 1992-02-05 | 37fe01d6d027… |
| 154.61.0.0 – 154.61.255.255 | 65,536 | US |
allocated | 1992-02-05 | 37fe01d6d027… |
| 154.62.0.0 – 154.62.255.255 | 65,536 | US |
allocated | 1992-02-05 | 37fe01d6d027… |
| 154.63.0.0 – 154.63.255.255 | 65,536 | US |
allocated | 1992-02-05 | 37fe01d6d027… |
| 154.64.0.0 – 154.64.255.255 | 65,536 | US |
allocated | 1992-02-05 | 37fe01d6d027… |
| 156.146.0.0 – 156.146.15.255 | 4,096 | US |
allocated | 1992-02-05 | ec3e5478e42f… |
| 192.75.107.0 – 192.75.107.255 | 256 |  CA |
allocated | 1992-02-05 | b2e84b8340e8… |
| 192.75.108.0 – 192.75.108.255 | 256 | CA |
allocated | 1992-02-05 | 6840206e5c57… |
| 192.75.109.0 – 192.75.109.255 | 256 | CA |
allocated | 1992-02-05 | 6840206e5c57… |
| 192.75.110.0 – 192.75.110.255 | 256 | CA |
allocated | 1992-02-05 | 6840206e5c57… |
| 192.75.111.0 – 192.75.111.255 | 256 | CA |
allocated | 1992-02-05 | 6840206e5c57… |
| 192.75.112.0 – 192.75.112.255 | 256 | CA |
allocated | 1992-02-05 | 6840206e5c57… |
| 192.75.113.0 – 192.75.113.255 | 256 | CA |
allocated | 1992-02-05 | 6840206e5c57… |
| 192.75.114.0 – 192.75.114.255 | 256 | CA |
allocated | 1992-02-05 | b2e84b8340e8… |
| 192.75.115.0 – 192.75.115.255 | 256 | CA |
allocated | 1992-02-05 | b2e84b8340e8… |
| 192.75.116.0 – 192.75.116.255 | 256 | CA |
allocated | 1992-02-05 | b2e84b8340e8… |
| 192.75.117.0 – 192.75.117.255 | 256 | CA |
allocated | 1992-02-05 | 6840206e5c57… |
| 192.75.118.0 – 192.75.118.255 | 256 | CA |
allocated | 1992-02-05 | 97b0d7bd5243… |
| 192.75.119.0 – 192.75.119.255 | 256 | CA |
allocated | 1992-02-05 | 6840206e5c57… |
| 192.75.120.0 – 192.75.120.255 | 256 | CA |
allocated | 1992-02-05 | b2e84b8340e8… |
| 192.75.121.0 – 192.75.121.255 | 256 | CA |
allocated | 1992-02-05 | b2e84b8340e8… |
| 192.75.122.0 – 192.75.122.255 | 256 | CA |
allocated | 1992-02-05 | 97b0d7bd5243… |
| 192.75.123.0 – 192.75.123.255 | 256 | CA |
allocated | 1992-02-05 | 6840206e5c57… |
| 192.75.124.0 – 192.75.124.255 | 256 | CA |
allocated | 1992-02-05 | 6840206e5c57… |
| 192.75.125.0 – 192.75.125.255 | 256 | CA |
allocated | 1992-02-05 | 6840206e5c57… |
| 192.75.126.0 – 192.75.126.255 | 256 | CA |
allocated | 1992-02-05 | 6840206e5c57… |
| 192.75.127.0 – 192.75.127.255 | 256 | CA |
allocated | 1992-02-05 | 6840206e5c57… |
| 192.75.128.0 – 192.75.128.255 | 256 | CA |
allocated | 1992-02-05 | 6840206e5c57… |
| 192.75.129.0 – 192.75.129.255 | 256 | CA |
allocated | 1992-02-05 | 6840206e5c57… |
| 192.75.130.0 – 192.75.130.255 | 256 | CA |
allocated | 1992-02-05 | 6840206e5c57… |
| 192.75.131.0 – 192.75.131.255 | 256 | CA |
allocated | 1992-02-05 | 9e16dfe8e140… |
| 192.75.132.0 – 192.75.132.255 | 256 | CA |
allocated | 1992-02-05 | 6840206e5c57… |
| 192.75.133.0 – 192.75.133.255 | 256 | CA |
allocated | 1992-02-05 | 6840206e5c57… |
| 192.136.121.0 – 192.136.121.255 | 256 | US |
allocated | 1992-02-05 | 45fe880b68a8… |
| 192.136.122.0 – 192.136.122.255 | 256 | US |
allocated | 1992-02-05 | 45fe880b68a8… |
| 192.136.123.0 – 192.136.123.255 | 256 | US |
allocated | 1992-02-05 | 45fe880b68a8… |
| 192.136.124.0 – 192.136.124.255 | 256 | US |
allocated | 1992-02-05 | 45fe880b68a8… |
| 192.146.208.0 – 192.146.208.255 | 256 | US |
allocated | 1992-02-05 | d3433ac69c3e… |
| 192.146.209.0 – 192.146.209.255 | 256 | US |
allocated | 1992-02-05 | cd5451fbbc15… |
| 192.146.210.0 – 192.146.210.255 | 256 | US |
allocated | 1992-02-05 | c85fcc0387bc… |
| 192.146.211.0 – 192.146.211.255 | 256 | US |
allocated | 1992-02-05 | 0b470709ac9e… |
| 192.146.212.0 – 192.146.212.255 | 256 | US |
allocated | 1992-02-05 | 0f43401c1a68… |
| 192.146.214.0 – 192.146.214.255 | 256 | US |
allocated | 1992-02-05 | 45fe880b68a8… |
| 155.35.0.0 – 155.35.0.255 | 256 | US |
allocated | 1992-02-04 | 399da38fd3d4… |
| 155.35.2.0 – 155.35.3.255 | 512 | US |
allocated | 1992-02-04 | 399da38fd3d4… |
| 155.35.4.0 – 155.35.7.255 | 1,024 | US |
allocated | 1992-02-04 | 399da38fd3d4… |
| 155.35.8.0 – 155.35.15.255 | 2,048 | US |
allocated | 1992-02-04 | 399da38fd3d4… |
| 155.35.16.0 – 155.35.31.255 | 4,096 | US |
allocated | 1992-02-04 | 399da38fd3d4… |
| 155.35.32.0 – 155.35.33.255 | 512 | US |
allocated | 1992-02-04 | 399da38fd3d4… |
| 155.35.36.0 – 155.35.39.255 | 1,024 | US |
allocated | 1992-02-04 | 399da38fd3d4… |
| 155.35.40.0 – 155.35.43.255 | 1,024 | US |
allocated | 1992-02-04 | 399da38fd3d4… |
| 155.35.44.0 – 155.35.45.255 | 512 | US |
allocated | 1992-02-04 | 399da38fd3d4… |
| 155.35.48.0 – 155.35.63.255 | 4,096 | US |
allocated | 1992-02-04 | 399da38fd3d4… |
| 155.35.64.0 – 155.35.127.255 | 16,384 | US |
allocated | 1992-02-04 | 399da38fd3d4… |
| 155.35.128.0 – 155.35.191.255 | 16,384 | US |
allocated | 1992-02-04 | 399da38fd3d4… |
| 155.35.192.0 – 155.35.223.255 | 8,192 | US |
allocated | 1992-02-04 | 399da38fd3d4… |
| 155.35.224.0 – 155.35.225.255 | 512 | US |
allocated | 1992-02-04 | 399da38fd3d4… |
| 155.35.227.0 – 155.35.227.255 | 256 | US |
allocated | 1992-02-04 | 399da38fd3d4… |
| 155.35.228.0 – 155.35.231.255 | 1,024 | US |
allocated | 1992-02-04 | 399da38fd3d4… |
| 155.35.233.0 – 155.35.233.255 | 256 | US |
allocated | 1992-02-04 | 399da38fd3d4… |
| 155.35.234.0 – 155.35.235.255 | 512 | US |
allocated | 1992-02-04 | 399da38fd3d4… |
| 155.35.236.0 – 155.35.239.255 | 1,024 | US |
allocated | 1992-02-04 | 399da38fd3d4… |
| 155.35.240.0 – 155.35.255.255 | 4,096 | US |
allocated | 1992-02-04 | 399da38fd3d4… |
| 155.222.0.0 – 155.222.255.255 | 65,536 | US |
allocated | 1992-02-04 | 45fe880b68a8… |
| 157.238.0.0 – 157.238.255.255 | 65,536 | US |
allocated | 1992-02-04 | 9f14454567a6… |
| 157.239.130.0 – 157.239.131.255 | 512 | US |
allocated | 1992-02-04 | d05f5e663e56… |
| 157.239.132.0 – 157.239.135.255 | 1,024 | US |
allocated | 1992-02-04 | d05f5e663e56… |
| 157.239.136.0 – 157.239.143.255 | 2,048 | US |
allocated | 1992-02-04 | d05f5e663e56… |
| 157.239.144.0 – 157.239.159.255 | 4,096 | US |
allocated | 1992-02-04 | d05f5e663e56… |
| 157.239.160.0 – 157.239.191.255 | 8,192 | US |
allocated | 1992-02-04 | d05f5e663e56… |
| 157.242.0.0 – 157.242.255.255 | 65,536 | US |
allocated | 1992-02-04 | e4b9d02a7c53… |
| 157.244.0.0 – 157.244.255.255 | 65,536 | CA |
allocated | 1992-02-04 | bdce99889d92… |
| 192.146.194.0 – 192.146.194.255 | 256 | US |
allocated | 1992-02-04 | 810ecc964005… |
| 192.146.195.0 – 192.146.195.255 | 256 | US |
allocated | 1992-02-04 | ffd67fadfdd4… |