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
1,644,591,360
📦
IPv4 networks
76,802
delegated blocks
🧭
IPv6 networks
11,469
delegated blocks
🔗
Autonomous systems
34,176
ASNs
// browse the objects
Browse the ARIN registry
| Range | Addresses | Country | Status | Allocated | Org handle |
|---|---|---|---|---|---|
| 205.178.170.0 – 205.178.170.255 | 256 |  US |
allocated | 1999-02-09 | 16e3bbcab9e3… |
| 205.178.179.0 – 205.178.179.255 | 256 | US |
allocated | 1999-02-09 | 16e3bbcab9e3… |
| 205.178.180.0 – 205.178.181.255 | 512 | US |
allocated | 1999-02-09 | 16e3bbcab9e3… |
| 205.178.185.0 – 205.178.185.255 | 256 | US |
allocated | 1999-02-09 | 16e3bbcab9e3… |
| 205.178.186.0 – 205.178.187.255 | 512 | US |
allocated | 1999-02-09 | 16e3bbcab9e3… |
| 205.178.188.0 – 205.178.189.255 | 512 | US |
allocated | 1999-02-09 | 16e3bbcab9e3… |
| 205.178.190.0 – 205.178.190.255 | 256 | US |
allocated | 1999-02-09 | 16e3bbcab9e3… |
| 209.173.32.0 – 209.173.47.255 | 4,096 | US |
allocated | 1999-02-09 | eaf24bf085df… |
| 216.202.0.0 – 216.202.255.255 | 65,536 | US |
allocated | 1999-02-08 | e5e3b9c13678… |
| 216.69.192.0 – 216.69.223.255 | 8,192 | US |
allocated | 1999-02-05 | 2253d71087ee… |
| 216.200.0.0 – 216.200.127.255 | 32,768 | US |
allocated | 1999-02-05 | 34d342be0361… |
| 216.200.128.0 – 216.200.159.255 | 8,192 | US |
allocated | 1999-02-05 | 34d342be0361… |
| 216.200.160.0 – 216.200.175.255 | 4,096 | US |
allocated | 1999-02-05 | 34d342be0361… |
| 216.200.176.0 – 216.200.183.255 | 2,048 | US |
allocated | 1999-02-05 | 34d342be0361… |
| 216.200.184.0 – 216.200.187.255 | 1,024 | US |
allocated | 1999-02-05 | 34d342be0361… |
| 216.200.192.0 – 216.200.255.255 | 16,384 | US |
allocated | 1999-02-05 | 34d342be0361… |
| 216.197.0.0 – 216.197.63.255 | 16,384 | US |
allocated | 1999-01-29 | 9d4e27dfbf0e… |
| 24.216.0.0 – 24.216.255.255 | 65,536 | US |
allocated | 1999-01-28 | 2ae6f8bcdd0f… |
| 207.174.130.0 – 207.174.130.255 | 256 | US |
allocated | 1999-01-28 | 5cec1b2235f6… |
| 216.169.160.0 – 216.169.191.255 | 8,192 | US |
allocated | 1999-01-28 | 6c065d5b54b8… |
| 216.169.192.0 – 216.169.207.255 | 4,096 | US |
allocated | 1999-01-28 | e4f6f96b6972… |
| 216.186.0.0 – 216.186.127.255 | 32,768 | US |
allocated | 1999-01-28 | 2bf18634ffea… |
| 216.185.128.0 – 216.185.159.255 | 8,192 | US |
allocated | 1999-01-27 | f9107f6aa386… |
| 63.64.0.0 – 63.127.255.255 | 4,194,304 | US |
allocated | 1999-01-22 | e220ed812a4c… |
| 216.169.96.0 – 216.169.127.255 | 8,192 | US |
allocated | 1999-01-21 | 2fb7284eba87… |
| 216.184.128.0 – 216.184.255.255 | 32,768 | US |
allocated | 1999-01-20 | a7f7463af3d3… |
| 216.189.0.0 – 216.189.127.255 | 32,768 | US |
allocated | 1999-01-20 | 60d8a452b946… |
| 216.196.16.0 – 216.196.31.255 | 4,096 | US |
allocated | 1999-01-20 | 9d4e27dfbf0e… |
| 216.196.32.0 – 216.196.63.255 | 8,192 | US |
allocated | 1999-01-20 | 9d4e27dfbf0e… |
| 216.169.32.0 – 216.169.63.255 | 8,192 | US |
allocated | 1999-01-19 | ed1108e0daac… |
| 216.184.0.0 – 216.184.31.255 | 8,192 | US |
allocated | 1999-01-19 | 588ce164c8d0… |
| 216.190.0.0 – 216.190.255.255 | 65,536 | US |
allocated | 1999-01-19 | 07b4afc6ca39… |
| 216.183.128.0 – 216.183.159.255 | 8,192 |  CA |
allocated | 1999-01-15 | 495afa61156d… |
| 24.218.0.0 – 24.218.255.255 | 65,536 | US |
allocated | 1999-01-14 | 3a7b40ab58f6… |
| 216.188.0.0 – 216.188.127.255 | 32,768 | US |
allocated | 1999-01-14 | 5a60d2a397d9… |
| 216.188.128.0 – 216.188.191.255 | 16,384 | US |
allocated | 1999-01-14 | 5a60d2a397d9… |
| 216.168.224.0 – 216.168.239.255 | 4,096 | US |
allocated | 1999-01-13 | 7b7c41a61ecc… |
| 216.187.0.0 – 216.187.63.255 | 16,384 | US |
allocated | 1999-01-13 | 3383512ea41c… |
| 216.168.160.0 – 216.168.191.255 | 8,192 | US |
allocated | 1999-01-11 | b70cae1b0104… |
| 216.179.0.0 – 216.179.127.255 | 32,768 | US |
allocated | 1999-01-07 | f57036a35d7c… |
| 216.179.128.0 – 216.179.255.255 | 32,768 | US |
allocated | 1999-01-07 | dfcf46370ef4… |
| 216.168.96.0 – 216.168.127.255 | 8,192 | CA |
allocated | 1999-01-05 | 66a1dc4d1b96… |
| 216.178.128.0 – 216.178.255.255 | 32,768 | US |
allocated | 1999-01-04 | e220ed812a4c… |
| 216.180.156.0 – 216.180.159.255 | 1,024 | US |
allocated | 1999-01-04 | 08bcd0d4eebb… |
| 216.170.0.0 – 216.170.63.255 | 16,384 | US |
allocated | 1998-12-31 | 6c065d5b54b8… |
| 216.178.0.0 – 216.178.31.255 | 8,192 | US |
allocated | 1998-12-31 | 1130ec0e81f1… |
| 216.176.128.0 – 216.176.159.255 | 8,192 | US |
allocated | 1998-12-30 | 358c9f27bf3d… |
| 216.177.0.0 – 216.177.31.255 | 8,192 | US |
allocated | 1998-12-30 | c2d77857a180… |
| 196.42.0.0 – 196.42.63.255 | 16,384 |  PR |
allocated | 1998-12-29 | d1d344f10884… |
| 216.159.0.0 – 216.159.127.255 | 32,768 | US |
allocated | 1998-12-29 | 6df4868d72c0… |
| 216.159.128.0 – 216.159.191.255 | 16,384 | US |
allocated | 1998-12-29 | 6df4868d72c0… |
| 216.159.192.0 – 216.159.223.255 | 8,192 | US |
allocated | 1998-12-29 | 6df4868d72c0… |
| 216.168.32.0 – 216.168.63.255 | 8,192 | US |
allocated | 1998-12-29 | 235f548e262c… |
| 216.168.64.0 – 216.168.79.255 | 4,096 | US |
allocated | 1998-12-29 | 37fe01d6d027… |
| 216.164.0.0 – 216.164.255.255 | 65,536 | US |
allocated | 1998-12-22 | d497a9a99490… |
| 216.168.0.0 – 216.168.31.255 | 8,192 | US |
allocated | 1998-12-22 | 31758e6357d8… |
| 216.116.192.0 – 216.116.223.255 | 8,192 | US |
allocated | 1998-12-21 | dae7bba8fb49… |
| 216.158.0.0 – 216.158.63.255 | 16,384 | US |
allocated | 1998-12-21 | 514345d7dd2c… |
| 216.147.128.0 – 216.147.159.255 | 8,192 | US |
allocated | 1998-12-17 | f8a970742990… |
| 216.157.0.0 – 216.157.0.255 | 256 | CA |
allocated | 1998-12-16 | 3c781914ab27… |
| 216.157.8.0 – 216.157.9.255 | 512 | CA |
allocated | 1998-12-16 | 3c781914ab27… |
| 216.157.10.0 – 216.157.10.255 | 256 | CA |
allocated | 1998-12-16 | 3c781914ab27… |
| 216.157.16.0 – 216.157.17.255 | 512 | CA |
allocated | 1998-12-16 | 3c781914ab27… |
| 216.157.20.0 – 216.157.20.255 | 256 | CA |
allocated | 1998-12-16 | 3c781914ab27… |
| 216.157.23.0 – 216.157.23.255 | 256 | CA |
allocated | 1998-12-16 | 3c781914ab27… |
| 216.157.24.0 – 216.157.31.255 | 2,048 | CA |
allocated | 1998-12-16 | 3c781914ab27… |
| 216.157.32.0 – 216.157.39.255 | 2,048 | CA |
allocated | 1998-12-16 | 3c781914ab27… |
| 216.157.64.0 – 216.157.95.255 | 8,192 | CA |
allocated | 1998-12-16 | 3c781914ab27… |
| 216.157.96.0 – 216.157.111.255 | 4,096 | CA |
allocated | 1998-12-16 | 3c781914ab27… |
| 216.160.0.0 – 216.161.255.255 | 131,072 | US |
allocated | 1998-12-16 | cdb7d42057bd… |
| 24.220.0.0 – 24.220.255.255 | 65,536 | US |
allocated | 1998-12-15 | b0dfca43049f… |
| 216.156.0.0 – 216.156.255.255 | 65,536 | US |
allocated | 1998-12-15 | e220ed812a4c… |
| 216.145.0.0 – 216.145.31.255 | 8,192 | US |
allocated | 1998-12-10 | 0d72186b4f4f… |
| 216.155.0.0 – 216.155.63.255 | 16,384 | US |
allocated | 1998-12-10 | 8e7890d0199a… |
| 216.153.0.0 – 216.153.7.255 | 2,048 | US |
allocated | 1998-12-09 | 462401ce8b7c… |
| 216.153.16.0 – 216.153.23.255 | 2,048 | US |
allocated | 1998-12-09 | 462401ce8b7c… |
| 216.153.32.0 – 216.153.47.255 | 4,096 | US |
allocated | 1998-12-09 | 462401ce8b7c… |
| 24.221.0.0 – 24.221.255.255 | 65,536 | US |
allocated | 1998-12-08 | c4fef8e680d3… |
| 216.116.96.0 – 216.116.127.255 | 8,192 | US |
allocated | 1998-12-08 | f81d9edf6843… |
| 216.116.32.0 – 216.116.47.255 | 4,096 | US |
allocated | 1998-12-04 | 2995bf5dc4fd… |
| 216.139.0.0 – 216.139.63.255 | 16,384 | US |
allocated | 1998-12-04 | 15fe6910624f… |
| 216.138.0.0 – 216.138.63.255 | 16,384 | US |
allocated | 1998-12-03 | 45264356d195… |
| 216.148.0.0 – 216.148.255.255 | 65,536 | US |
allocated | 1998-12-03 | 81e05477cc28… |
| 216.115.224.0 – 216.115.255.255 | 8,192 | US |
allocated | 1998-11-30 | c32e95d4513e… |
| 216.130.128.0 – 216.130.159.255 | 8,192 | US |
allocated | 1998-11-24 | e9f843549cbf… |
| 216.131.24.0 – 216.131.31.255 | 2,048 | US |
allocated | 1998-11-24 | 4b38da225171… |
| 216.131.128.0 – 216.131.255.255 | 32,768 | US |
allocated | 1998-11-24 | ace55d4dc090… |
| 216.115.160.0 – 216.115.175.255 | 4,096 | US |
allocated | 1998-11-23 | f66c06293275… |
| 216.130.0.0 – 216.130.31.255 | 8,192 | US |
allocated | 1998-11-23 | 1cb21afb6f24… |
| 216.136.0.0 – 216.136.127.255 | 32,768 | US |
allocated | 1998-11-23 | e5e3b9c13678… |
| 216.122.4.0 – 216.122.7.255 | 1,024 | CA |
allocated | 1998-11-20 | 3c781914ab27… |
| 216.122.16.0 – 216.122.23.255 | 2,048 | CA |
allocated | 1998-11-20 | 3c781914ab27… |
| 216.122.48.0 – 216.122.63.255 | 4,096 | CA |
allocated | 1998-11-20 | 3c781914ab27… |
| 216.122.104.0 – 216.122.107.255 | 1,024 | CA |
allocated | 1998-11-20 | 3c781914ab27… |
| 216.122.144.0 – 216.122.151.255 | 2,048 | CA |
allocated | 1998-11-20 | 3c781914ab27… |
| 216.123.0.0 – 216.123.127.255 | 32,768 | US |
allocated | 1998-11-20 | 34d342be0361… |
| 216.123.128.0 – 216.123.191.255 | 16,384 | US |
allocated | 1998-11-20 | 34d342be0361… |
| 216.129.128.0 – 216.129.143.255 | 4,096 | US |
allocated | 1998-11-20 | 319467b00a1c… |
| 216.129.0.0 – 216.129.63.255 | 16,384 | US |
allocated | 1998-11-19 | 34d342be0361… |
| 216.129.64.0 – 216.129.95.255 | 8,192 | US |
allocated | 1998-11-19 | 34d342be0361… |