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
76,687
delegated blocks
🧭
IPv6 networks
11,336
delegated blocks
🔗
Autonomous systems
34,032
ASNs
// browse the objects
Browse the ARIN registry
| Range | Addresses | Country | Status | Allocated | Org handle |
|---|---|---|---|---|---|
| 192.124.36.0 – 192.124.36.255 | 256 |  US |
allocated | 1991-09-12 | 7309fa325fbb… |
| 192.124.37.0 – 192.124.37.255 | 256 | US |
allocated | 1991-09-12 | 3bab23ebc1ec… |
| 192.124.42.0 – 192.124.42.255 | 256 | US |
allocated | 1991-09-12 | 36d1475a474b… |
| 45.0.0.0 – 45.1.255.255 | 131,072 | US |
allocated | 1991-09-09 | 0090c7261f2c… |
| 130.129.0.0 – 130.129.255.255 | 65,536 | US |
allocated | 1991-09-09 | 0090c7261f2c… |
| 192.77.147.0 – 192.77.147.255 | 256 | US |
allocated | 1991-09-09 | a7b340a82a60… |
| 192.77.148.0 – 192.77.148.255 | 256 | US |
allocated | 1991-09-09 | c4e200af5781… |
| 192.77.149.0 – 192.77.149.255 | 256 | US |
allocated | 1991-09-09 | ddc889324e58… |
| 192.77.150.0 – 192.77.150.255 | 256 | US |
allocated | 1991-09-09 | e8768fcfc721… |
| 152.154.0.0 – 152.154.255.255 | 65,536 | US |
allocated | 1991-09-07 | 45fe880b68a8… |
| 192.122.243.0 – 192.122.243.255 | 256 | US |
allocated | 1991-09-06 | 3794a655aa59… |
| 192.122.244.0 – 192.122.247.255 | 1,024 | US |
allocated | 1991-09-06 | 3794a655aa59… |
| 192.122.248.0 – 192.122.248.255 | 256 | US |
allocated | 1991-09-06 | 3f6378fc429e… |
| 192.122.249.0 – 192.122.249.255 | 256 | US |
allocated | 1991-09-06 | 3f6378fc429e… |
| 192.124.1.0 – 192.124.1.255 | 256 | US |
allocated | 1991-09-06 | 6af3dbdad10c… |
| 192.124.2.0 – 192.124.2.255 | 256 | US |
allocated | 1991-09-06 | 6af3dbdad10c… |
| 192.124.3.0 – 192.124.3.255 | 256 | US |
allocated | 1991-09-06 | 6af3dbdad10c… |
| 192.124.4.0 – 192.124.4.255 | 256 | US |
allocated | 1991-09-06 | 6af3dbdad10c… |
| 192.124.5.0 – 192.124.5.255 | 256 | US |
allocated | 1991-09-06 | 6af3dbdad10c… |
| 192.124.6.0 – 192.124.6.255 | 256 | US |
allocated | 1991-09-06 | 6af3dbdad10c… |
| 192.124.7.0 – 192.124.7.255 | 256 | US |
allocated | 1991-09-06 | 6af3dbdad10c… |
| 192.124.8.0 – 192.124.8.255 | 256 | US |
allocated | 1991-09-06 | 6af3dbdad10c… |
| 151.171.0.0 – 151.171.255.255 | 65,536 | US |
allocated | 1991-09-05 | 6ca4e9dc7c18… |
| 151.174.0.0 – 151.174.255.255 | 65,536 | US |
allocated | 1991-09-05 | 41893c6c33a8… |
| 192.112.135.0 – 192.112.135.255 | 256 | US |
allocated | 1991-09-05 | 15377a2b0a6b… |
| 192.112.136.0 – 192.112.136.255 | 256 | US |
allocated | 1991-09-05 | 15377a2b0a6b… |
| 192.112.137.0 – 192.112.137.255 | 256 | US |
allocated | 1991-09-05 | 15377a2b0a6b… |
| 192.112.138.0 – 192.112.138.255 | 256 | US |
allocated | 1991-09-05 | 3cc86ede2525… |
| 192.112.139.0 – 192.112.139.255 | 256 | US |
allocated | 1991-09-05 | 3cc86ede2525… |
| 192.112.140.0 – 192.112.140.255 | 256 | US |
allocated | 1991-09-05 | 3cc86ede2525… |
| 192.112.141.0 – 192.112.141.255 | 256 | US |
allocated | 1991-09-05 | 3cc86ede2525… |
| 192.112.142.0 – 192.112.142.255 | 256 | US |
allocated | 1991-09-05 | 3cc86ede2525… |
| 192.112.143.0 – 192.112.143.255 | 256 | US |
allocated | 1991-09-05 | 3cc86ede2525… |
| 192.112.144.0 – 192.112.144.255 | 256 | US |
allocated | 1991-09-05 | 3cc86ede2525… |
| 192.112.145.0 – 192.112.145.255 | 256 | US |
allocated | 1991-09-05 | a173e43ca8ce… |
| 192.112.146.0 – 192.112.146.255 | 256 | US |
allocated | 1991-09-05 | 3cc86ede2525… |
| 192.112.147.0 – 192.112.147.255 | 256 | US |
allocated | 1991-09-05 | 3cc86ede2525… |
| 192.112.149.0 – 192.112.149.255 | 256 | US |
allocated | 1991-09-05 | 594dbc604496… |
| 192.112.179.0 – 192.112.179.255 | 256 | US |
allocated | 1991-09-05 | bc51762104c5… |
| 192.112.181.0 – 192.112.181.255 | 256 | US |
allocated | 1991-09-05 | c55905b3fccc… |
| 192.112.183.0 – 192.112.183.255 | 256 | US |
allocated | 1991-09-05 | 6e7fadb2942b… |
| 192.112.184.0 – 192.112.191.255 | 2,048 | US |
allocated | 1991-09-05 | d8dcfe11576e… |
| 192.112.192.0 – 192.112.199.255 | 2,048 | US |
allocated | 1991-09-05 | d8dcfe11576e… |
| 192.112.200.0 – 192.112.203.255 | 1,024 | US |
allocated | 1991-09-05 | d8dcfe11576e… |
| 192.122.237.0 – 192.122.237.255 | 256 | US |
allocated | 1991-09-05 | 3938cc1c01e1… |
| 152.229.0.0 – 152.229.255.255 | 65,536 | US |
allocated | 1991-09-04 | 45fe880b68a8… |
| 192.77.144.0 – 192.77.144.255 | 256 | US |
allocated | 1991-09-04 | dbdb9f6ce533… |
| 192.77.146.0 – 192.77.146.255 | 256 | US |
allocated | 1991-09-04 | 45fe880b68a8… |
| 152.97.0.0 – 152.97.63.255 | 16,384 | US |
allocated | 1991-09-03 | dbefc802a547… |
| 192.122.207.0 – 192.122.207.255 | 256 | US |
allocated | 1991-09-03 | 48e93acfd16c… |
| 192.122.208.0 – 192.122.208.255 | 256 | US |
allocated | 1991-09-03 | 10e68317d227… |
| 192.122.211.0 – 192.122.211.255 | 256 | US |
allocated | 1991-09-03 | 6dd97ed2424e… |
| 192.122.179.0 – 192.122.179.255 | 256 | US |
allocated | 1991-09-02 | 9295110d6bce… |
| 192.122.181.0 – 192.122.181.255 | 256 | US |
allocated | 1991-09-02 | 7d6edd7066f0… |
| 192.122.182.0 – 192.122.183.255 | 512 | US |
allocated | 1991-09-02 | 7d6edd7066f0… |
| 192.122.184.0 – 192.122.191.255 | 2,048 | US |
allocated | 1991-09-02 | 7d6edd7066f0… |
| 192.122.192.0 – 192.122.199.255 | 2,048 | US |
allocated | 1991-09-02 | 7d6edd7066f0… |
| 192.122.200.0 – 192.122.200.255 | 256 | US |
allocated | 1991-09-02 | 7d6edd7066f0… |
| 192.122.213.0 – 192.122.213.255 | 256 | US |
allocated | 1991-09-02 | 45fe880b68a8… |
| 192.122.235.0 – 192.122.235.255 | 256 | US |
allocated | 1991-09-02 | e33c6946c6dd… |
| 192.122.236.0 – 192.122.236.255 | 256 | US |
allocated | 1991-09-02 | e33c6946c6dd… |
| 152.151.0.0 – 152.151.255.255 | 65,536 | US |
allocated | 1991-08-29 | 45fe880b68a8… |
| 152.85.0.0 – 152.85.255.255 | 65,536 | US |
allocated | 1991-08-28 | 5efceb91e4d8… |
| 152.87.0.0 – 152.87.255.255 | 65,536 | US |
allocated | 1991-08-28 | 5efceb91e4d8… |
| 192.77.143.0 – 192.77.143.255 | 256 | US |
allocated | 1991-08-28 | 35fc4f5f3f0c… |
| 152.75.0.0 – 152.75.255.255 | 65,536 | US |
allocated | 1991-08-27 | 0baa4fa14309… |
| 152.79.0.0 – 152.79.255.255 | 65,536 | US |
allocated | 1991-08-27 | 537d25e9db76… |
| 152.80.0.0 – 152.80.255.255 | 65,536 | US |
allocated | 1991-08-27 | 45fe880b68a8… |
| 152.82.0.0 – 152.82.255.255 | 65,536 | US |
allocated | 1991-08-27 | 45fe880b68a8… |
| 192.77.142.0 – 192.77.142.255 | 256 | US |
allocated | 1991-08-27 | a1a295d1df43… |
| 192.111.231.0 – 192.111.231.255 | 256 | US |
allocated | 1991-08-27 | eb1e349801b1… |
| 192.111.232.0 – 192.111.232.255 | 256 | US |
allocated | 1991-08-27 | eb1e349801b1… |
| 192.111.233.0 – 192.111.233.255 | 256 | US |
allocated | 1991-08-27 | eb1e349801b1… |
| 192.111.234.0 – 192.111.234.255 | 256 | US |
allocated | 1991-08-27 | eb1e349801b1… |
| 192.111.235.0 – 192.111.235.255 | 256 | US |
allocated | 1991-08-27 | eb1e349801b1… |
| 192.111.236.0 – 192.111.236.255 | 256 | US |
allocated | 1991-08-27 | eb1e349801b1… |
| 192.111.237.0 – 192.111.237.255 | 256 | US |
allocated | 1991-08-27 | eb1e349801b1… |
| 192.111.238.0 – 192.111.238.255 | 256 | US |
allocated | 1991-08-27 | eb1e349801b1… |
| 192.111.239.0 – 192.111.239.255 | 256 | US |
allocated | 1991-08-27 | eb1e349801b1… |
| 192.111.240.0 – 192.111.240.255 | 256 | US |
allocated | 1991-08-27 | eb1e349801b1… |
| 192.111.241.0 – 192.111.241.255 | 256 | US |
allocated | 1991-08-27 | eb1e349801b1… |
| 192.111.242.0 – 192.111.242.255 | 256 | US |
allocated | 1991-08-27 | eb1e349801b1… |
| 192.111.243.0 – 192.111.243.255 | 256 | US |
allocated | 1991-08-27 | eb1e349801b1… |
| 192.111.244.0 – 192.111.244.255 | 256 | US |
allocated | 1991-08-27 | eb1e349801b1… |
| 192.111.245.0 – 192.111.245.255 | 256 | US |
allocated | 1991-08-27 | eb1e349801b1… |
| 192.111.246.0 – 192.111.246.255 | 256 | US |
allocated | 1991-08-27 | eb1e349801b1… |
| 192.111.247.0 – 192.111.247.255 | 256 | US |
allocated | 1991-08-27 | eb1e349801b1… |
| 192.111.248.0 – 192.111.248.255 | 256 | US |
allocated | 1991-08-27 | eb1e349801b1… |
| 192.111.249.0 – 192.111.249.255 | 256 | US |
allocated | 1991-08-27 | eb1e349801b1… |
| 192.111.250.0 – 192.111.250.255 | 256 | US |
allocated | 1991-08-27 | eb1e349801b1… |
| 192.111.254.0 – 192.111.254.255 | 256 | US |
allocated | 1991-08-27 | cb2e1d3846d6… |
| 192.122.147.0 – 192.122.147.255 | 256 | US |
allocated | 1991-08-27 | b5e275c5b94a… |
| 192.122.148.0 – 192.122.148.255 | 256 | US |
allocated | 1991-08-27 | b5e275c5b94a… |
| 192.122.172.0 – 192.122.172.255 | 256 | US |
allocated | 1991-08-27 | 215d9d506c23… |
| 192.122.173.0 – 192.122.173.255 | 256 | US |
allocated | 1991-08-27 | 6f69b4fbc4a7… |
| 192.122.174.0 – 192.122.174.255 | 256 | US |
allocated | 1991-08-27 | 6f69b4fbc4a7… |
| 192.122.175.0 – 192.122.175.255 | 256 | US |
allocated | 1991-08-27 | 6d198a372145… |
| 192.122.177.0 – 192.122.177.255 | 256 | US |
allocated | 1991-08-27 | 64c6ccdc4fed… |
| 192.77.126.0 – 192.77.126.255 | 256 | US |
allocated | 1991-08-26 | 5689da3d948a… |
| 152.146.0.0 – 152.146.255.255 | 65,536 | US |
allocated | 1991-08-23 | 33cd2e0c0bf7… |