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
1,645,650,944
📦
IPv4 networks
76,728
delegated blocks
🧭
IPv6 networks
11,368
delegated blocks
🔗
Autonomous systems
34,055
ASNs
// browse the objects
Browse the ARIN registry
| Range | Addresses | Country | Status | Allocated | Org handle |
|---|---|---|---|---|---|
| 204.238.147.0 – 204.238.147.255 | 256 |  US |
allocated | 1995-05-17 | c2cb6ba1260e… |
| 204.238.148.0 – 204.238.148.255 | 256 | US |
allocated | 1995-05-17 | 49cb65341a6c… |
| 204.238.149.0 – 204.238.149.255 | 256 | US |
allocated | 1995-05-17 | 23bb6e997ace… |
| 204.238.150.0 – 204.238.150.255 | 256 | US |
allocated | 1995-05-17 | 58b49fe02c0f… |
| 205.167.86.0 – 205.167.87.255 | 512 | US |
allocated | 1995-05-17 | e860a0ce60bb… |
| 205.172.252.0 – 205.172.255.255 | 1,024 | US |
allocated | 1995-05-17 | fdedd7c5eef7… |
| 205.175.225.0 – 205.175.225.255 | 256 | US |
allocated | 1995-05-17 | 01793c117852… |
| 205.175.226.0 – 205.175.227.255 | 512 | US |
allocated | 1995-05-17 | 01793c117852… |
| 205.175.228.0 – 205.175.229.255 | 512 | US |
allocated | 1995-05-17 | 01793c117852… |
| 206.16.0.0 – 206.19.255.255 | 262,144 | US |
allocated | 1995-05-17 | 81e05477cc28… |
| 204.238.142.0 – 204.238.142.255 | 256 | US |
allocated | 1995-05-16 | 0194f18abbdb… |
| 204.238.144.0 – 204.238.144.255 | 256 | US |
allocated | 1995-05-16 | 4c779377c61c… |
| 204.238.145.0 – 204.238.145.255 | 256 | US |
allocated | 1995-05-16 | 0d35d3b85b9c… |
| 205.143.144.0 – 205.143.151.255 | 2,048 | US |
allocated | 1995-05-16 | 621b25d1f0bd… |
| 205.172.244.0 – 205.172.247.255 | 1,024 | US |
allocated | 1995-05-16 | 062970071a2f… |
| 205.172.248.0 – 205.172.251.255 | 1,024 | US |
allocated | 1995-05-16 | 65c68f8b3579… |
| 205.203.160.0 – 205.203.191.255 | 8,192 | US |
allocated | 1995-05-16 | 41d2695a7d2a… |
| 205.238.192.0 – 205.238.255.255 | 16,384 | US |
allocated | 1995-05-16 | 7a3fe9f0f36b… |
| 205.254.192.0 – 205.254.223.255 | 8,192 | US |
allocated | 1995-05-16 | 37fe01d6d027… |
| 199.233.187.0 – 199.233.187.255 | 256 | US |
allocated | 1995-05-15 | a888cee5eb27… |
| 199.233.188.0 – 199.233.188.255 | 256 | US |
allocated | 1995-05-15 | 9114e1d5c830… |
| 200.5.8.0 – 200.5.8.255 | 256 |  PR |
allocated | 1995-05-15 | 98247d04d924… |
| 204.225.248.0 – 204.225.248.255 | 256 |  CA |
allocated | 1995-05-15 | 7351010f59ba… |
| 204.238.132.0 – 204.238.132.255 | 256 | US |
allocated | 1995-05-15 | debb9f180377… |
| 204.238.133.0 – 204.238.133.255 | 256 | US |
allocated | 1995-05-15 | 4e7e9505bbc7… |
| 204.238.134.0 – 204.238.134.255 | 256 | US |
allocated | 1995-05-15 | 1649247edc87… |
| 204.238.135.0 – 204.238.135.255 | 256 | US |
allocated | 1995-05-15 | cfe82e3ca602… |
| 204.238.136.0 – 204.238.136.255 | 256 | US |
allocated | 1995-05-15 | 6f6c2e2c8dc8… |
| 204.238.137.0 – 204.238.137.255 | 256 | US |
allocated | 1995-05-15 | 7979b6884f19… |
| 204.238.138.0 – 204.238.138.255 | 256 | US |
allocated | 1995-05-15 | 1bc7066d55ca… |
| 204.238.139.0 – 204.238.139.255 | 256 | US |
allocated | 1995-05-15 | c12982d6f84d… |
| 204.238.140.0 – 204.238.140.255 | 256 | US |
allocated | 1995-05-15 | 127bac9d1e0a… |
| 205.143.120.0 – 205.143.127.255 | 2,048 | US |
allocated | 1995-05-15 | 97d55cac9508… |
| 205.143.128.0 – 205.143.135.255 | 2,048 | US |
allocated | 1995-05-15 | c67adf598cd3… |
| 205.143.136.0 – 205.143.143.255 | 2,048 | US |
allocated | 1995-05-15 | a72c59d2c1fe… |
| 205.167.82.0 – 205.167.83.255 | 512 | US |
allocated | 1995-05-15 | 6b963441fd89… |
| 205.167.84.0 – 205.167.85.255 | 512 | US |
allocated | 1995-05-15 | b83a87fdbcaa… |
| 205.172.240.0 – 205.172.243.255 | 1,024 | US |
allocated | 1995-05-15 | 2b6f6a7f916b… |
| 206.13.0.0 – 206.13.127.255 | 32,768 | US |
allocated | 1995-05-15 | 81e05477cc28… |
| 206.13.128.0 – 206.13.255.255 | 32,768 | US |
allocated | 1995-05-15 | eee4911c1d68… |
| 204.238.131.0 – 204.238.131.255 | 256 | US |
allocated | 1995-05-12 | 65e5c06774c4… |
| 205.254.160.0 – 205.254.191.255 | 8,192 | US |
allocated | 1995-05-12 | 37fe01d6d027… |
| 204.238.126.0 – 204.238.126.255 | 256 | US |
allocated | 1995-05-11 | 741a718b9dd0… |
| 204.238.127.0 – 204.238.127.255 | 256 | US |
allocated | 1995-05-11 | e9297f0f0b86… |
| 204.238.128.0 – 204.238.128.255 | 256 | US |
allocated | 1995-05-11 | 0aaf66da994f… |
| 204.238.129.0 – 204.238.129.255 | 256 | US |
allocated | 1995-05-11 | 45fe880b68a8… |
| 204.238.130.0 – 204.238.130.255 | 256 | US |
allocated | 1995-05-11 | 3bac885fd231… |
| 205.143.96.0 – 205.143.103.255 | 2,048 | US |
allocated | 1995-05-11 | 2c8b166870cf… |
| 205.143.104.0 – 205.143.111.255 | 2,048 | US |
allocated | 1995-05-11 | 3f28610ae800… |
| 205.143.112.0 – 205.143.119.255 | 2,048 | US |
allocated | 1995-05-11 | 5ff8bbfe998b… |
| 205.167.80.0 – 205.167.81.255 | 512 | US |
allocated | 1995-05-11 | 8b131510d0d2… |
| 205.175.160.0 – 205.175.191.255 | 8,192 | US |
allocated | 1995-05-11 | de81ea63fa52… |
| 205.209.4.0 – 205.209.4.255 | 256 | CA |
allocated | 1995-05-11 | bd0db1ea8107… |
| 205.209.5.0 – 205.209.5.255 | 256 | CA |
allocated | 1995-05-11 | f3a014985c03… |
| 205.209.6.0 – 205.209.6.255 | 256 | CA |
allocated | 1995-05-11 | f3a014985c03… |
| 196.3.104.0 – 196.3.104.255 | 256 |  JM |
allocated | 1995-05-10 | dd24c2747bcf… |
| 204.238.121.0 – 204.238.121.255 | 256 | US |
allocated | 1995-05-10 | 05d01490d49a… |
| 204.238.122.0 – 204.238.122.255 | 256 | US |
allocated | 1995-05-10 | 188969165b21… |
| 204.238.123.0 – 204.238.123.255 | 256 | US |
allocated | 1995-05-10 | 55d3274e336a… |
| 204.238.124.0 – 204.238.124.255 | 256 | US |
allocated | 1995-05-10 | 44c69bf55cdb… |
| 204.238.125.0 – 204.238.125.255 | 256 | US |
allocated | 1995-05-10 | 0b91a10eb2e2… |
| 205.167.76.0 – 205.167.77.255 | 512 | US |
allocated | 1995-05-10 | 5395ad8c1f13… |
| 205.235.16.0 – 205.235.31.255 | 4,096 | US |
allocated | 1995-05-10 | e0d16c85af99… |
| 205.254.128.0 – 205.254.159.255 | 8,192 | US |
allocated | 1995-05-10 | d7c40d04f568… |
| 206.12.0.0 – 206.12.255.255 | 65,536 | CA |
allocated | 1995-05-10 | b764959acfe6… |
| 206.128.0.0 – 206.128.31.255 | 8,192 | US |
allocated | 1995-05-10 | cdb7d42057bd… |
| 206.128.32.0 – 206.128.63.255 | 8,192 | US |
allocated | 1995-05-10 | 8d94230a2495… |
| 206.128.112.0 – 206.128.119.255 | 2,048 | US |
allocated | 1995-05-10 | 8d94230a2495… |
| 206.128.128.0 – 206.128.191.255 | 16,384 | US |
allocated | 1995-05-10 | cdb7d42057bd… |
| 206.128.192.0 – 206.128.207.255 | 4,096 | US |
allocated | 1995-05-10 | 8d94230a2495… |
| 206.128.208.0 – 206.128.215.255 | 2,048 | US |
allocated | 1995-05-10 | cdb7d42057bd… |
| 206.128.216.0 – 206.128.219.255 | 1,024 | US |
allocated | 1995-05-10 | 8d94230a2495… |
| 206.128.220.0 – 206.128.223.255 | 1,024 | US |
allocated | 1995-05-10 | cdb7d42057bd… |
| 206.128.224.0 – 206.128.255.255 | 8,192 | US |
allocated | 1995-05-10 | cdb7d42057bd… |
| 205.159.132.0 – 205.159.132.255 | 256 | US |
allocated | 1995-05-09 | a67ffc8c6513… |
| 205.172.236.0 – 205.172.239.255 | 1,024 | US |
allocated | 1995-05-09 | f0f13a768f70… |
| 205.235.0.0 – 205.235.15.255 | 4,096 | US |
allocated | 1995-05-09 | 34c83beed9e4… |
| 205.254.32.0 – 205.254.63.255 | 8,192 | US |
allocated | 1995-05-09 | ce654d72bcc4… |
| 205.254.64.0 – 205.254.127.255 | 16,384 | US |
allocated | 1995-05-09 | ce654d72bcc4… |
| 205.255.0.0 – 205.255.255.255 | 65,536 | US |
allocated | 1995-05-09 | ce654d72bcc4… |
| 192.41.171.0 – 192.41.171.255 | 256 | US |
allocated | 1995-05-08 | 9f14454567a6… |
| 204.238.118.0 – 204.238.118.255 | 256 | US |
allocated | 1995-05-08 | 145069e6edce… |
| 204.238.119.0 – 204.238.119.255 | 256 | US |
allocated | 1995-05-08 | 70ddff441e37… |
| 204.238.120.0 – 204.238.120.255 | 256 | US |
allocated | 1995-05-08 | e220ed812a4c… |
| 205.143.88.0 – 205.143.95.255 | 2,048 | US |
allocated | 1995-05-08 | 50fc2e7843da… |
| 205.159.131.0 – 205.159.131.255 | 256 | US |
allocated | 1995-05-08 | 8cba72be7e41… |
| 205.172.232.0 – 205.172.235.255 | 1,024 | US |
allocated | 1995-05-08 | 9a03f4ea9e15… |
| 205.254.0.0 – 205.254.31.255 | 8,192 | US |
allocated | 1995-05-08 | b0c60d50c903… |
| 206.0.0.0 – 206.1.255.255 | 131,072 | US |
allocated | 1995-05-08 | 37fe01d6d027… |
| 206.2.0.0 – 206.2.255.255 | 65,536 | US |
allocated | 1995-05-08 | 37fe01d6d027… |
| 206.3.32.0 – 206.3.63.255 | 8,192 | US |
allocated | 1995-05-08 | 37fe01d6d027… |
| 206.3.64.0 – 206.3.127.255 | 16,384 | US |
allocated | 1995-05-08 | 37fe01d6d027… |
| 206.3.128.0 – 206.3.255.255 | 32,768 | US |
allocated | 1995-05-08 | 37fe01d6d027… |
| 206.4.0.0 – 206.7.255.255 | 262,144 | US |
allocated | 1995-05-08 | 37fe01d6d027… |
| 206.8.0.0 – 206.11.255.255 | 262,144 | US |
allocated | 1995-05-08 | f9bdc9d330fa… |
| 206.14.0.0 – 206.14.255.255 | 65,536 | US |
allocated | 1995-05-08 | 9f14454567a6… |
| 192.107.107.0 – 192.107.107.255 | 256 | US |
allocated | 1995-05-05 | f5f7b3f4a69d… |
| 199.233.176.0 – 199.233.176.255 | 256 | US |
allocated | 1995-05-05 | 56d4fa2d146d… |
| 199.233.177.0 – 199.233.177.255 | 256 | US |
allocated | 1995-05-05 | 29b018a47774… |
| 199.233.178.0 – 199.233.179.255 | 512 | US |
allocated | 1995-05-05 | 58b49fe02c0f… |