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
1,644,584,448
📦
IPv4 networks
76,800
delegated blocks
🧭
IPv6 networks
11,472
delegated blocks
🔗
Autonomous systems
34,179
ASNs
// browse the objects
Browse the ARIN registry
| Range | Addresses | Country | Status | Allocated | Org handle |
|---|---|---|---|---|---|
| 64.56.32.0 – 64.56.63.255 | 8,192 |  US |
allocated | 2000-03-09 | 3a7b40ab58f6… |
| 64.58.0.0 – 64.58.31.255 | 8,192 | US |
allocated | 2000-03-09 | b44a9ce1643a… |
| 64.54.0.0 – 64.54.255.255 | 65,536 | US |
allocated | 2000-03-08 | 2f3dc014c1d9… |
| 64.58.64.0 – 64.58.95.255 | 8,192 | US |
allocated | 2000-03-08 | cdb7d42057bd… |
| 64.40.224.0 – 64.40.239.255 | 4,096 | US |
allocated | 2000-03-07 | 7c78ebb4c223… |
| 64.46.192.0 – 64.46.255.255 | 16,384 | US |
allocated | 2000-03-07 | b76717df2d71… |
| 64.53.0.0 – 64.53.127.255 | 32,768 | US |
allocated | 2000-03-07 | 85ba5523df07… |
| 64.46.128.0 – 64.46.159.255 | 8,192 | US |
allocated | 2000-03-06 | 7fda5d00e464… |
| 64.52.0.0 – 64.52.1.255 | 512 | US |
allocated | 2000-03-06 | f9bdc9d330fa… |
| 64.52.5.0 – 64.52.5.255 | 256 | US |
allocated | 2000-03-06 | f9bdc9d330fa… |
| 64.52.7.0 – 64.52.7.255 | 256 | US |
allocated | 2000-03-06 | d3f7999eda1e… |
| 64.52.8.0 – 64.52.9.255 | 512 | US |
allocated | 2000-03-06 | d3f7999eda1e… |
| 64.52.10.0 – 64.52.10.255 | 256 | US |
allocated | 2000-03-06 | f9bdc9d330fa… |
| 64.52.15.0 – 64.52.15.255 | 256 | US |
allocated | 2000-03-06 | d3f7999eda1e… |
| 64.52.20.0 – 64.52.20.255 | 256 | US |
allocated | 2000-03-06 | f9bdc9d330fa… |
| 64.52.32.0 – 64.52.63.255 | 8,192 | US |
allocated | 2000-03-06 | 6c065d5b54b8… |
| 64.52.110.0 – 64.52.110.255 | 256 | US |
allocated | 2000-03-06 | d3f7999eda1e… |
| 64.52.160.0 – 64.52.160.255 | 256 | US |
allocated | 2000-03-06 | d3f7999eda1e… |
| 64.46.64.0 – 64.46.95.255 | 8,192 | US |
allocated | 2000-03-03 | 8db07d2e99c2… |
| 64.48.0.0 – 64.48.255.255 | 65,536 | US |
allocated | 2000-03-03 | e220ed812a4c… |
| 64.51.0.0 – 64.51.255.255 | 65,536 | US |
allocated | 2000-03-03 | a7f7463af3d3… |
| 64.47.0.0 – 64.47.255.255 | 65,536 | US |
allocated | 2000-03-02 | 81596884accc… |
| 192.25.1.0 – 192.25.1.255 | 256 | US |
allocated | 2000-03-02 | 57cdc40a8929… |
| 192.25.2.0 – 192.25.3.255 | 512 | US |
allocated | 2000-03-02 | 57cdc40a8929… |
| 192.25.4.0 – 192.25.7.255 | 1,024 | US |
allocated | 2000-03-02 | 57cdc40a8929… |
| 192.25.19.0 – 192.25.19.255 | 256 | US |
allocated | 2000-03-02 | 57cdc40a8929… |
| 192.25.24.0 – 192.25.24.255 | 256 | US |
allocated | 2000-03-02 | 57cdc40a8929… |
| 192.25.28.0 – 192.25.28.255 | 256 | US |
allocated | 2000-03-02 | 57cdc40a8929… |
| 192.25.42.0 – 192.25.42.255 | 256 | US |
allocated | 2000-03-02 | 57cdc40a8929… |
| 192.25.46.0 – 192.25.46.255 | 256 | US |
allocated | 2000-03-02 | 57cdc40a8929… |
| 192.25.48.0 – 192.25.48.255 | 256 | US |
allocated | 2000-03-02 | 57cdc40a8929… |
| 192.25.52.0 – 192.25.52.255 | 256 | US |
allocated | 2000-03-02 | 57cdc40a8929… |
| 192.25.55.0 – 192.25.55.255 | 256 | US |
allocated | 2000-03-02 | 57cdc40a8929… |
| 192.25.74.0 – 192.25.74.255 | 256 | US |
allocated | 2000-03-02 | 2c8b2bf4523d… |
| 192.25.78.0 – 192.25.78.255 | 256 | US |
allocated | 2000-03-02 | 57cdc40a8929… |
| 192.25.81.0 – 192.25.81.255 | 256 | US |
allocated | 2000-03-02 | 2c8b2bf4523d… |
| 192.25.82.0 – 192.25.83.255 | 512 | US |
allocated | 2000-03-02 | 2c8b2bf4523d… |
| 192.25.84.0 – 192.25.87.255 | 1,024 | US |
allocated | 2000-03-02 | 2c8b2bf4523d… |
| 192.25.88.0 – 192.25.95.255 | 2,048 | US |
allocated | 2000-03-02 | 2c8b2bf4523d… |
| 192.25.96.0 – 192.25.99.255 | 1,024 | US |
allocated | 2000-03-02 | 2c8b2bf4523d… |
| 192.25.100.0 – 192.25.100.255 | 256 | US |
allocated | 2000-03-02 | 2c8b2bf4523d… |
| 192.25.117.0 – 192.25.117.255 | 256 | US |
allocated | 2000-03-02 | 2c8b2bf4523d… |
| 192.25.134.0 – 192.25.134.255 | 256 | US |
allocated | 2000-03-02 | 2c8b2bf4523d… |
| 192.25.148.0 – 192.25.149.255 | 512 | US |
allocated | 2000-03-02 | 2c8b2bf4523d… |
| 192.25.152.0 – 192.25.152.255 | 256 | US |
allocated | 2000-03-02 | 2c8b2bf4523d… |
| 192.25.155.0 – 192.25.155.255 | 256 | US |
allocated | 2000-03-02 | 2c8b2bf4523d… |
| 192.25.191.0 – 192.25.191.255 | 256 | US |
allocated | 2000-03-02 | 2c8b2bf4523d… |
| 192.25.199.0 – 192.25.199.255 | 256 | US |
allocated | 2000-03-02 | 2c8b2bf4523d… |
| 192.25.218.0 – 192.25.218.255 | 256 | US |
allocated | 2000-03-02 | 2c8b2bf4523d… |
| 192.25.230.0 – 192.25.230.255 | 256 | US |
allocated | 2000-03-02 | 2c8b2bf4523d… |
| 192.25.240.0 – 192.25.240.255 | 256 | US |
allocated | 2000-03-02 | 2c8b2bf4523d… |
| 209.17.128.0 – 209.17.191.255 | 16,384 |  CA |
allocated | 2000-03-02 | 7de51f8320f6… |
| 209.154.0.0 – 209.154.255.255 | 65,536 | US |
allocated | 2000-03-02 | e220ed812a4c… |
| 216.18.0.0 – 216.18.127.255 | 32,768 | CA |
allocated | 2000-03-02 | 7de51f8320f6… |
| 216.192.0.0 – 216.192.255.255 | 65,536 | US |
allocated | 2000-03-02 | e220ed812a4c… |
| 216.193.0.0 – 216.193.127.255 | 32,768 | US |
allocated | 2000-03-02 | e220ed812a4c… |
| 64.50.0.0 – 64.50.127.255 | 32,768 | US |
allocated | 2000-03-01 | e220ed812a4c… |
| 64.222.0.0 – 64.222.63.255 | 16,384 | US |
allocated | 2000-03-01 | e220ed812a4c… |
| 64.222.64.0 – 64.222.127.255 | 16,384 | US |
allocated | 2000-03-01 | 013c0ebdd6ce… |
| 64.222.128.0 – 64.222.191.255 | 16,384 | US |
allocated | 2000-03-01 | 013c0ebdd6ce… |
| 64.222.192.0 – 64.222.255.255 | 16,384 | US |
allocated | 2000-03-01 | 013c0ebdd6ce… |
| 64.223.0.0 – 64.223.63.255 | 16,384 | US |
allocated | 2000-03-01 | e220ed812a4c… |
| 64.223.64.0 – 64.223.127.255 | 16,384 | US |
allocated | 2000-03-01 | 013c0ebdd6ce… |
| 64.223.128.0 – 64.223.191.255 | 16,384 | US |
allocated | 2000-03-01 | 013c0ebdd6ce… |
| 64.223.192.0 – 64.223.255.255 | 16,384 | US |
allocated | 2000-03-01 | 013c0ebdd6ce… |
| 64.40.160.0 – 64.40.175.255 | 4,096 | US |
allocated | 2000-02-29 | 751f537318af… |
| 64.45.192.0 – 64.45.255.255 | 16,384 | US |
allocated | 2000-02-29 | cdb7d42057bd… |
| 64.45.64.0 – 64.45.127.255 | 16,384 | US |
allocated | 2000-02-28 | 9ee9d85a86f0… |
| 64.40.64.0 – 64.40.95.255 | 8,192 | US |
allocated | 2000-02-25 | cdb7d42057bd… |
| 64.40.96.0 – 64.40.127.255 | 8,192 | US |
allocated | 2000-02-25 | f9107f6aa386… |
| 64.40.32.0 – 64.40.63.255 | 8,192 | US |
allocated | 2000-02-24 | 3cec543a7848… |
| 64.42.128.0 – 64.42.143.255 | 4,096 | US |
allocated | 2000-02-23 | 588ce164c8d0… |
| 64.42.160.0 – 64.42.175.255 | 4,096 | US |
allocated | 2000-02-23 | 588ce164c8d0… |
| 64.224.10.0 – 64.224.11.255 | 512 | CA |
allocated | 2000-02-23 | 3c781914ab27… |
| 64.224.20.0 – 64.224.20.255 | 256 | CA |
allocated | 2000-02-23 | 3c781914ab27… |
| 64.224.192.0 – 64.224.223.255 | 8,192 | CA |
allocated | 2000-02-23 | 3c781914ab27… |
| 64.224.224.0 – 64.224.239.255 | 4,096 | CA |
allocated | 2000-02-23 | 3c781914ab27… |
| 64.224.240.0 – 64.224.247.255 | 2,048 | CA |
allocated | 2000-02-23 | 3c781914ab27… |
| 64.225.152.0 – 64.225.159.255 | 2,048 | CA |
allocated | 2000-02-23 | 3c781914ab27… |
| 64.225.247.0 – 64.225.247.255 | 256 | CA |
allocated | 2000-02-23 | 3c781914ab27… |
| 64.226.0.0 – 64.226.15.255 | 4,096 | CA |
allocated | 2000-02-23 | 3c781914ab27… |
| 64.226.52.0 – 64.226.53.255 | 512 | CA |
allocated | 2000-02-23 | 3c781914ab27… |
| 64.226.152.0 – 64.226.153.255 | 512 | CA |
allocated | 2000-02-23 | 3c781914ab27… |
| 64.226.192.0 – 64.226.195.255 | 1,024 | CA |
allocated | 2000-02-23 | 3c781914ab27… |
| 64.226.200.0 – 64.226.203.255 | 1,024 | CA |
allocated | 2000-02-23 | 3c781914ab27… |
| 64.226.220.0 – 64.226.220.255 | 256 | CA |
allocated | 2000-02-23 | 3c781914ab27… |
| 64.226.226.0 – 64.226.226.255 | 256 | CA |
allocated | 2000-02-23 | 3c781914ab27… |
| 64.226.252.0 – 64.226.253.255 | 512 | CA |
allocated | 2000-02-23 | 3c781914ab27… |
| 64.226.254.0 – 64.226.254.255 | 256 | CA |
allocated | 2000-02-23 | 3c781914ab27… |
| 64.227.212.0 – 64.227.215.255 | 1,024 | CA |
allocated | 2000-02-23 | 3c781914ab27… |
| 64.227.224.0 – 64.227.227.255 | 1,024 | CA |
allocated | 2000-02-23 | 3c781914ab27… |
| 209.242.64.0 – 209.242.127.255 | 16,384 | US |
allocated | 2000-02-23 | ca93c740108a… |
| 216.117.0.0 – 216.117.15.255 | 4,096 | US |
allocated | 2000-02-23 | ca93c740108a… |
| 216.117.16.0 – 216.117.23.255 | 2,048 | US |
allocated | 2000-02-23 | ca93c740108a… |
| 216.117.24.0 – 216.117.25.255 | 512 | US |
allocated | 2000-02-23 | ca93c740108a… |
| 216.117.26.0 – 216.117.26.255 | 256 | US |
allocated | 2000-02-23 | ca93c740108a… |
| 216.117.27.0 – 216.117.27.255 | 256 | US |
allocated | 2000-02-23 | a93773ad321b… |
| 216.117.28.0 – 216.117.31.255 | 1,024 | US |
allocated | 2000-02-23 | ca93c740108a… |
| 216.117.32.0 – 216.117.32.255 | 256 | US |
allocated | 2000-02-23 | ca93c740108a… |
| 216.117.33.0 – 216.117.33.255 | 256 | US |
allocated | 2000-02-23 | a93773ad321b… |