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
1,645,624,576
📦
IPv4 networks
76,679
delegated blocks
🧭
IPv6 networks
11,332
delegated blocks
🔗
Autonomous systems
34,019
ASNs
// browse the objects
Browse the ARIN registry
| Range | Addresses | Country | Status | Allocated | Org handle |
|---|---|---|---|---|---|
| 143.87.0.0 – 143.87.255.255 | 65,536 |  US |
allocated | 1990-03-26 | 45fe880b68a8… |
| 143.101.0.0 – 143.101.255.255 | 65,536 | US |
allocated | 1990-03-26 | 23bb6e997ace… |
| 143.102.0.0 – 143.102.255.255 | 65,536 | US |
allocated | 1990-03-26 | 23bb6e997ace… |
| 143.104.0.0 – 143.104.255.255 | 65,536 | US |
allocated | 1990-03-26 | 639daecb21dc… |
| 143.109.64.0 – 143.109.95.255 | 8,192 | US |
allocated | 1990-03-26 | a72ffc08f9b6… |
| 143.109.192.0 – 143.109.223.255 | 8,192 | US |
allocated | 1990-03-26 | a72ffc08f9b6… |
| 143.110.0.0 – 143.110.63.255 | 16,384 | US |
allocated | 1990-03-26 | 5be306cd82fe… |
| 143.110.64.0 – 143.110.95.255 | 8,192 | US |
allocated | 1990-03-26 | 5be306cd82fe… |
| 143.111.0.0 – 143.111.255.255 | 65,536 | US |
allocated | 1990-03-26 | 698193a9b471… |
| 192.5.45.0 – 192.5.45.255 | 256 | US |
allocated | 1990-03-26 | c9058a89a8c6… |
| 192.5.55.0 – 192.5.55.255 | 256 | US |
allocated | 1990-03-26 | 45fe880b68a8… |
| 192.8.0.0 – 192.8.31.255 | 8,192 | US |
allocated | 1990-03-26 | 594c16ca0695… |
| 192.8.44.0 – 192.8.47.255 | 1,024 | US |
allocated | 1990-03-26 | 594c16ca0695… |
| 192.8.48.0 – 192.8.63.255 | 4,096 | US |
allocated | 1990-03-26 | 594c16ca0695… |
| 192.8.64.0 – 192.8.95.255 | 8,192 | US |
allocated | 1990-03-26 | 594c16ca0695… |
| 192.8.96.0 – 192.8.111.255 | 4,096 | US |
allocated | 1990-03-26 | 594c16ca0695… |
| 192.8.112.0 – 192.8.115.255 | 1,024 | US |
allocated | 1990-03-26 | 594c16ca0695… |
| 192.8.120.0 – 192.8.127.255 | 2,048 | US |
allocated | 1990-03-26 | 594c16ca0695… |
| 192.8.128.0 – 192.8.159.255 | 8,192 | US |
allocated | 1990-03-26 | 594c16ca0695… |
| 192.8.177.0 – 192.8.177.255 | 256 | US |
allocated | 1990-03-26 | 594c16ca0695… |
| 192.8.178.0 – 192.8.178.255 | 256 | US |
allocated | 1990-03-26 | 594c16ca0695… |
| 192.8.181.0 – 192.8.181.255 | 256 | US |
allocated | 1990-03-26 | 594c16ca0695… |
| 192.8.183.0 – 192.8.183.255 | 256 | US |
allocated | 1990-03-26 | 594c16ca0695… |
| 192.35.233.0 – 192.35.233.255 | 256 | US |
allocated | 1990-03-26 | 08857e112300… |
| 192.70.137.0 – 192.70.137.255 | 256 | US |
allocated | 1990-03-26 | f0a0fb874fbd… |
| 192.70.138.0 – 192.70.138.255 | 256 | US |
allocated | 1990-03-26 | 6d198a372145… |
| 192.70.139.0 – 192.70.139.255 | 256 | US |
allocated | 1990-03-26 | 37fe01d6d027… |
| 192.73.3.0 – 192.73.3.255 | 256 | US |
allocated | 1990-03-26 | d3cc487da4a3… |
| 192.73.47.0 – 192.73.47.255 | 256 | US |
allocated | 1990-03-26 | 1df30fac17fa… |
| 192.73.48.0 – 192.73.48.255 | 256 | US |
allocated | 1990-03-26 | 5553a1969ec2… |
| 192.73.49.0 – 192.73.49.255 | 256 | US |
allocated | 1990-03-26 | 2d90cbf4f78e… |
| 192.73.63.0 – 192.73.63.255 | 256 | US |
allocated | 1990-03-26 | 04fd268619be… |
| 192.73.207.0 – 192.73.207.255 | 256 | US |
allocated | 1990-03-26 | e0f4039759ce… |
| 192.73.208.0 – 192.73.208.255 | 256 | US |
allocated | 1990-03-26 | 7a6198df10e8… |
| 192.73.209.0 – 192.73.209.255 | 256 | US |
allocated | 1990-03-26 | 45fe880b68a8… |
| 192.73.210.0 – 192.73.210.255 | 256 | US |
allocated | 1990-03-26 | 45fe880b68a8… |
| 192.73.211.0 – 192.73.211.255 | 256 | US |
allocated | 1990-03-26 | 45fe880b68a8… |
| 192.73.212.0 – 192.73.212.255 | 256 | US |
allocated | 1990-03-26 | 45fe880b68a8… |
| 192.73.215.0 – 192.73.215.255 | 256 | US |
allocated | 1990-03-26 | 45fe880b68a8… |
| 192.73.218.0 – 192.73.218.255 | 256 | US |
allocated | 1990-03-26 | 2d90cbf4f78e… |
| 192.73.219.0 – 192.73.219.255 | 256 | US |
allocated | 1990-03-26 | 2d90cbf4f78e… |
| 192.73.221.0 – 192.73.221.255 | 256 | US |
allocated | 1990-03-26 | cdb7d42057bd… |
| 192.73.222.0 – 192.73.222.255 | 256 | US |
allocated | 1990-03-26 | 96382cf7c4ae… |
| 192.73.224.0 – 192.73.224.255 | 256 | US |
allocated | 1990-03-26 | 6154750e26cb… |
| 192.74.137.0 – 192.74.137.255 | 256 | US |
allocated | 1990-03-26 | 1020e7aad632… |
| 192.74.138.0 – 192.74.138.255 | 256 | US |
allocated | 1990-03-26 | 989dc553da14… |
| 192.74.209.0 – 192.74.209.255 | 256 | US |
allocated | 1990-03-26 | 2fac1e5c97b0… |
| 192.74.210.0 – 192.74.210.255 | 256 | US |
allocated | 1990-03-26 | 62381ee296ba… |
| 192.74.211.0 – 192.74.211.255 | 256 | US |
allocated | 1990-03-26 | 62381ee296ba… |
| 192.74.212.0 – 192.74.212.255 | 256 | US |
allocated | 1990-03-26 | 62381ee296ba… |
| 192.74.213.0 – 192.74.213.255 | 256 | US |
allocated | 1990-03-26 | 2be2a0b0a861… |
| 192.74.214.0 – 192.74.215.255 | 512 | US |
allocated | 1990-03-26 | 62381ee296ba… |
| 192.74.216.0 – 192.74.216.255 | 256 | US |
allocated | 1990-03-26 | d7c40d04f568… |
| 192.74.217.0 – 192.74.217.255 | 256 | US |
allocated | 1990-03-26 | 62381ee296ba… |
| 192.74.218.0 – 192.74.219.255 | 512 | US |
allocated | 1990-03-26 | 2be2a0b0a861… |
| 192.75.6.0 – 192.75.6.255 | 256 |  CA |
allocated | 1990-03-26 | 5aece474e5e1… |
| 192.75.7.0 – 192.75.7.255 | 256 | CA |
allocated | 1990-03-26 | 5aece474e5e1… |
| 192.75.8.0 – 192.75.8.255 | 256 | CA |
allocated | 1990-03-26 | 4893ccc64a36… |
| 192.75.9.0 – 192.75.9.255 | 256 | CA |
allocated | 1990-03-26 | 71b3e56e3e55… |
| 192.75.10.0 – 192.75.10.255 | 256 | CA |
allocated | 1990-03-26 | c8bae1572cdf… |
| 192.75.12.0 – 192.75.12.255 | 256 | CA |
allocated | 1990-03-26 | 66c9655505df… |
| 192.75.13.0 – 192.75.13.255 | 256 | CA |
allocated | 1990-03-26 | dcd08486c35a… |
| 192.75.99.0 – 192.75.99.255 | 256 | CA |
allocated | 1990-03-26 | 84344661f626… |
| 192.75.102.0 – 192.75.103.255 | 512 | CA |
allocated | 1990-03-26 | 2b222e0fe963… |
| 192.75.141.0 – 192.75.141.255 | 256 | CA |
allocated | 1990-03-26 | c1982e8a7504… |
| 192.75.143.0 – 192.75.143.255 | 256 | CA |
allocated | 1990-03-26 | 2b222e0fe963… |
| 192.75.145.0 – 192.75.145.255 | 256 | US |
allocated | 1990-03-26 | 2f4f2b64140d… |
| 192.75.146.0 – 192.75.146.255 | 256 | US |
allocated | 1990-03-26 | 2f4f2b64140d… |
| 192.75.147.0 – 192.75.147.255 | 256 | US |
allocated | 1990-03-26 | 2f4f2b64140d… |
| 192.75.154.0 – 192.75.154.255 | 256 | CA |
allocated | 1990-03-26 | a0d4182c23a2… |
| 192.75.155.0 – 192.75.155.255 | 256 | CA |
allocated | 1990-03-26 | a0d4182c23a2… |
| 192.75.160.0 – 192.75.160.255 | 256 | CA |
allocated | 1990-03-26 | 7bbbf57d1df8… |
| 192.75.161.0 – 192.75.161.255 | 256 | CA |
allocated | 1990-03-26 | 7bbbf57d1df8… |
| 192.75.163.0 – 192.75.163.255 | 256 | CA |
allocated | 1990-03-26 | 7de51f8320f6… |
| 192.75.164.0 – 192.75.164.255 | 256 | CA |
allocated | 1990-03-26 | 7de51f8320f6… |
| 192.75.170.0 – 192.75.170.255 | 256 | CA |
allocated | 1990-03-26 | 63e16708d80c… |
| 192.75.171.0 – 192.75.171.255 | 256 | CA |
allocated | 1990-03-26 | b9f96a72b651… |
| 192.75.172.0 – 192.75.172.255 | 256 | CA |
allocated | 1990-03-26 | 38de3d02818c… |
| 192.75.173.0 – 192.75.173.255 | 256 | CA |
allocated | 1990-03-26 | 38de3d02818c… |
| 192.75.174.0 – 192.75.174.255 | 256 | CA |
allocated | 1990-03-26 | 38de3d02818c… |
| 192.75.175.0 – 192.75.175.255 | 256 | CA |
allocated | 1990-03-26 | 38de3d02818c… |
| 192.75.176.0 – 192.75.176.255 | 256 | CA |
allocated | 1990-03-26 | 1a5a4d18eca3… |
| 192.75.177.0 – 192.75.177.255 | 256 | CA |
allocated | 1990-03-26 | ab0b04510ace… |
| 192.75.178.0 – 192.75.178.255 | 256 | CA |
allocated | 1990-03-26 | 3a359f4d12b1… |
| 192.75.179.0 – 192.75.179.255 | 256 | CA |
allocated | 1990-03-26 | a3f726bc5031… |
| 192.75.180.0 – 192.75.180.255 | 256 | CA |
allocated | 1990-03-26 | f79203df73f1… |
| 192.75.181.0 – 192.75.181.255 | 256 | CA |
allocated | 1990-03-26 | f79203df73f1… |
| 192.75.182.0 – 192.75.182.255 | 256 | CA |
allocated | 1990-03-26 | f79203df73f1… |
| 192.75.183.0 – 192.75.183.255 | 256 | CA |
allocated | 1990-03-26 | 2b222e0fe963… |
| 192.75.184.0 – 192.75.184.255 | 256 | CA |
allocated | 1990-03-26 | 3bedcdca96ec… |
| 192.75.185.0 – 192.75.185.255 | 256 | CA |
allocated | 1990-03-26 | 8539a4cc99e3… |
| 192.76.116.0 – 192.76.116.255 | 256 | US |
allocated | 1990-03-26 | 6f720305334b… |
| 192.76.121.0 – 192.76.121.255 | 256 | US |
allocated | 1990-03-26 | 2d90cbf4f78e… |
| 192.79.0.0 – 192.79.255.255 | 65,536 | US |
allocated | 1990-03-26 | e1ed1885c9ce… |
| 192.82.104.0 – 192.82.104.255 | 256 | CA |
allocated | 1990-03-26 | 9ae168023f44… |
| 192.82.237.0 – 192.82.237.255 | 256 | US |
allocated | 1990-03-26 | 6d25f5314a15… |
| 192.82.238.0 – 192.82.238.255 | 256 | US |
allocated | 1990-03-26 | ace55d4dc090… |
| 192.82.239.0 – 192.82.239.255 | 256 | US |
allocated | 1990-03-26 | b8b13a813249… |
| 192.82.240.0 – 192.82.240.255 | 256 | US |
allocated | 1990-03-26 | 0596821a6910… |
| 192.82.244.0 – 192.82.244.255 | 256 | US |
allocated | 1990-03-26 | 45fe880b68a8… |