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
1,644,590,848
📦
IPv4 networks
76,800
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 |
|---|---|---|---|---|---|
| 204.107.168.0 – 204.107.168.255 | 256 |  US |
allocated | 1994-10-24 | 9bd1f38ae281… |
| 204.107.169.0 – 204.107.169.255 | 256 | US |
allocated | 1994-10-24 | 3091cea5b7ee… |
| 204.107.170.0 – 204.107.170.255 | 256 | US |
allocated | 1994-10-24 | 3b4115d61c0a… |
| 204.115.208.0 – 204.115.215.255 | 2,048 | US |
allocated | 1994-10-24 | e987ad63e1e4… |
| 204.124.124.0 – 204.124.127.255 | 1,024 | US |
allocated | 1994-10-24 | 14c147333553… |
| 204.153.52.0 – 204.153.53.255 | 512 | US |
allocated | 1994-10-24 | f310eddc1419… |
| 204.153.54.0 – 204.153.54.255 | 256 | US |
allocated | 1994-10-24 | f310eddc1419… |
| 204.153.56.0 – 204.153.59.255 | 1,024 | US |
allocated | 1994-10-24 | f84e40d18080… |
| 204.153.60.0 – 204.153.63.255 | 1,024 | US |
allocated | 1994-10-24 | de33326ad329… |
| 199.254.172.0 – 199.254.172.255 | 256 | US |
allocated | 1994-10-21 | ad4fa32c51cc… |
| 199.254.173.0 – 199.254.173.255 | 256 | US |
allocated | 1994-10-21 | 59819837d8a0… |
| 199.254.174.0 – 199.254.174.255 | 256 | US |
allocated | 1994-10-21 | 2d4ed5b759e8… |
| 199.254.175.0 – 199.254.175.255 | 256 | US |
allocated | 1994-10-21 | 0fb3b16b4b95… |
| 199.254.176.0 – 199.254.176.255 | 256 | US |
allocated | 1994-10-21 | 27ffe5954f61… |
| 199.254.177.0 – 199.254.177.255 | 256 | US |
allocated | 1994-10-21 | ea4d9cb5810c… |
| 199.254.178.0 – 199.254.178.255 | 256 | US |
allocated | 1994-10-21 | 35784bc560ab… |
| 204.124.120.0 – 204.124.123.255 | 1,024 | US |
allocated | 1994-10-21 | f99d3d5aac6e… |
| 204.126.26.0 – 204.126.27.255 | 512 | US |
allocated | 1994-10-21 | 366fbe98dc29… |
| 199.254.166.0 – 199.254.166.255 | 256 | US |
allocated | 1994-10-20 | 25c9774200f4… |
| 199.254.167.0 – 199.254.167.255 | 256 | US |
allocated | 1994-10-20 | 6c4774d99a1c… |
| 199.254.168.0 – 199.254.168.255 | 256 | US |
allocated | 1994-10-20 | 91d66fa00ee7… |
| 199.254.169.0 – 199.254.169.255 | 256 | US |
allocated | 1994-10-20 | 4f83ca5d6f97… |
| 199.254.160.0 – 199.254.160.255 | 256 | US |
allocated | 1994-10-19 | c332235df9c0… |
| 199.254.161.0 – 199.254.161.255 | 256 | US |
allocated | 1994-10-19 | 1fb3392e3471… |
| 199.254.162.0 – 199.254.162.255 | 256 | US |
allocated | 1994-10-19 | 4a9f5ac0ab5b… |
| 199.254.163.0 – 199.254.163.255 | 256 | US |
allocated | 1994-10-19 | ac2f6a87bb14… |
| 199.254.164.0 – 199.254.164.255 | 256 | US |
allocated | 1994-10-19 | f3ce5195e410… |
| 199.254.165.0 – 199.254.165.255 | 256 | US |
allocated | 1994-10-19 | 0a3352014aa8… |
| 204.107.132.0 – 204.107.132.255 | 256 | US |
allocated | 1994-10-19 | 2bf8ab382575… |
| 204.107.133.0 – 204.107.133.255 | 256 | US |
allocated | 1994-10-19 | 58cf9b65b861… |
| 204.107.136.0 – 204.107.136.255 | 256 | US |
allocated | 1994-10-19 | 50a86680a3fb… |
| 204.107.137.0 – 204.107.137.255 | 256 | US |
allocated | 1994-10-19 | 76b35fe34f37… |
| 204.107.138.0 – 204.107.138.255 | 256 | US |
allocated | 1994-10-19 | 07c264e50381… |
| 204.107.140.0 – 204.107.140.255 | 256 | US |
allocated | 1994-10-19 | 063e3de6079b… |
| 204.107.142.0 – 204.107.142.255 | 256 | US |
allocated | 1994-10-19 | 1866027e8289… |
| 204.107.143.0 – 204.107.143.255 | 256 | US |
allocated | 1994-10-19 | 416de272d1c7… |
| 204.107.144.0 – 204.107.144.255 | 256 | US |
allocated | 1994-10-19 | e8a4d7798269… |
| 204.107.148.0 – 204.107.148.255 | 256 | US |
allocated | 1994-10-19 | 65343be5969e… |
| 204.107.149.0 – 204.107.149.255 | 256 | US |
allocated | 1994-10-19 | 671cc6edac78… |
| 204.110.176.0 – 204.110.183.255 | 2,048 | US |
allocated | 1994-10-19 | 2d6383d8da3d… |
| 204.110.184.0 – 204.110.185.255 | 512 | US |
allocated | 1994-10-19 | 2d6383d8da3d… |
| 204.115.184.0 – 204.115.187.255 | 1,024 | US |
allocated | 1994-10-19 | d1bb52dcb58a… |
| 204.115.188.0 – 204.115.189.255 | 512 | US |
allocated | 1994-10-19 | d1bb52dcb58a… |
| 204.115.192.0 – 204.115.199.255 | 2,048 | US |
allocated | 1994-10-19 | 7cf467ef22a5… |
| 204.124.108.0 – 204.124.111.255 | 1,024 | US |
allocated | 1994-10-19 | fc531aefd35e… |
| 204.124.112.0 – 204.124.113.255 | 512 | US |
allocated | 1994-10-19 | 710712681363… |
| 204.124.114.0 – 204.124.114.255 | 256 | US |
allocated | 1994-10-19 | 710712681363… |
| 204.126.22.0 – 204.126.23.255 | 512 | US |
allocated | 1994-10-19 | 042352af7209… |
| 204.153.40.0 – 204.153.43.255 | 1,024 | US |
allocated | 1994-10-19 | 70adb695e5d8… |
| 204.153.44.0 – 204.153.47.255 | 1,024 | US |
allocated | 1994-10-19 | 9b6a89b04261… |
| 204.153.48.0 – 204.153.51.255 | 1,024 | US |
allocated | 1994-10-19 | c48be6e5205b… |
| 204.154.112.0 – 204.154.119.255 | 2,048 | US |
allocated | 1994-10-19 | 3db3c3ee2e8b… |
| 204.154.120.0 – 204.154.120.255 | 256 | US |
allocated | 1994-10-19 | 846afb2e3b4c… |
| 204.156.96.0 – 204.156.111.255 | 4,096 | US |
allocated | 1994-10-19 | 71f7d6dbbfb8… |
| 204.156.112.0 – 204.156.119.255 | 2,048 | US |
allocated | 1994-10-19 | 71f7d6dbbfb8… |
| 204.156.120.0 – 204.156.120.255 | 256 | US |
allocated | 1994-10-19 | 71f7d6dbbfb8… |
| 204.180.0.0 – 204.183.255.255 | 262,144 | US |
allocated | 1994-10-18 | 37fe01d6d027… |
| 168.247.0.0 – 168.247.255.255 | 65,536 | US |
allocated | 1994-10-17 | 9e590f6edfa7… |
| 168.250.0.0 – 168.250.255.255 | 65,536 | US |
allocated | 1994-10-17 | c7ae6774541e… |
| 168.251.0.0 – 168.251.255.255 | 65,536 | US |
allocated | 1994-10-17 | cdb7d42057bd… |
| 204.107.129.0 – 204.107.129.255 | 256 | US |
allocated | 1994-10-17 | 4f25ca0e7618… |
| 204.107.130.0 – 204.107.130.255 | 256 | US |
allocated | 1994-10-17 | 0bd6dc2592c1… |
| 204.107.131.0 – 204.107.131.255 | 256 | US |
allocated | 1994-10-17 | 99264b81b74e… |
| 204.152.16.0 – 204.152.17.255 | 512 | US |
allocated | 1994-10-17 | 576d3e41cf82… |
| 204.153.36.0 – 204.153.37.255 | 512 | US |
allocated | 1994-10-17 | d3b41ff0e670… |
| 204.153.38.0 – 204.153.38.255 | 256 | US |
allocated | 1994-10-17 | d3b41ff0e670… |
| 204.154.88.0 – 204.154.91.255 | 1,024 | US |
allocated | 1994-10-17 | 65e4ea42e57f… |
| 204.154.92.0 – 204.154.93.255 | 512 | US |
allocated | 1994-10-17 | 65e4ea42e57f… |
| 204.154.96.0 – 204.154.99.255 | 1,024 | US |
allocated | 1994-10-17 | 000779de9e26… |
| 204.154.100.0 – 204.154.101.255 | 512 | US |
allocated | 1994-10-17 | 000779de9e26… |
| 204.174.1.0 – 204.174.1.255 | 256 |  CA |
allocated | 1994-10-17 | 09ad5e2823ef… |
| 204.174.2.0 – 204.174.3.255 | 512 | CA |
allocated | 1994-10-17 | 09ad5e2823ef… |
| 204.174.6.0 – 204.174.7.255 | 512 | CA |
allocated | 1994-10-17 | 7594385efd45… |
| 204.174.8.0 – 204.174.8.255 | 256 | CA |
allocated | 1994-10-17 | fb64c4516216… |
| 204.174.9.0 – 204.174.9.255 | 256 | CA |
allocated | 1994-10-17 | c0eda637d9d3… |
| 204.174.10.0 – 204.174.11.255 | 512 | CA |
allocated | 1994-10-17 | 28cee46dbe2d… |
| 204.174.12.0 – 204.174.13.255 | 512 | US |
allocated | 1994-10-17 | 42543342623e… |
| 204.174.14.0 – 204.174.14.255 | 256 | US |
allocated | 1994-10-17 | 42543342623e… |
| 204.174.15.0 – 204.174.15.255 | 256 | CA |
allocated | 1994-10-17 | f8ff4e7bb798… |
| 204.174.16.0 – 204.174.31.255 | 4,096 | US |
allocated | 1994-10-17 | c69d336501b4… |
| 204.174.32.0 – 204.174.33.255 | 512 | CA |
allocated | 1994-10-17 | d185fe79140a… |
| 204.174.34.0 – 204.174.34.255 | 256 | CA |
allocated | 1994-10-17 | d185fe79140a… |
| 204.174.35.0 – 204.174.35.255 | 256 | CA |
allocated | 1994-10-17 | fdf5d0b0f800… |
| 204.174.36.0 – 204.174.36.255 | 256 | CA |
allocated | 1994-10-17 | 301bc1992b2b… |
| 204.174.38.0 – 204.174.38.255 | 256 | CA |
allocated | 1994-10-17 | c09cb169ecb4… |
| 204.174.39.0 – 204.174.39.255 | 256 | CA |
allocated | 1994-10-17 | 37321abd32e1… |
| 204.174.40.0 – 204.174.41.255 | 512 | CA |
allocated | 1994-10-17 | 7738d3c39b83… |
| 204.174.42.0 – 204.174.42.255 | 256 | US |
allocated | 1994-10-17 | e0464b975619… |
| 204.174.43.0 – 204.174.43.255 | 256 | CA |
allocated | 1994-10-17 | 2679fe1fd671… |
| 204.174.44.0 – 204.174.45.255 | 512 | CA |
allocated | 1994-10-17 | 2679fe1fd671… |
| 204.174.46.0 – 204.174.46.255 | 256 | CA |
allocated | 1994-10-17 | 429a6445ea0f… |
| 204.174.48.0 – 204.174.49.255 | 512 | CA |
allocated | 1994-10-17 | e71393d0c2f5… |
| 204.174.52.0 – 204.174.53.255 | 512 | CA |
allocated | 1994-10-17 | aff0dd183eea… |
| 204.174.54.0 – 204.174.54.255 | 256 | CA |
allocated | 1994-10-17 | aff0dd183eea… |
| 204.174.55.0 – 204.174.55.255 | 256 | CA |
allocated | 1994-10-17 | 519ee4628f2e… |
| 204.174.56.0 – 204.174.63.255 | 2,048 | CA |
allocated | 1994-10-17 | 0bf6b027f244… |
| 204.174.64.0 – 204.174.67.255 | 1,024 | CA |
allocated | 1994-10-17 | 0e702695cc8d… |
| 204.174.68.0 – 204.174.69.255 | 512 | CA |
allocated | 1994-10-17 | 0e702695cc8d… |
| 204.174.70.0 – 204.174.70.255 | 256 | CA |
allocated | 1994-10-17 | d1f3c8c34ec4… |
| 204.174.71.0 – 204.174.71.255 | 256 | CA |
allocated | 1994-10-17 | b64b91bafd30… |