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 |
|---|---|---|---|---|---|
| 199.233.180.0 – 199.233.180.255 | 256 |  US |
allocated | 1995-05-05 | becf45f3a034… |
| 199.233.182.0 – 199.233.182.255 | 256 | US |
allocated | 1995-05-05 | d42cc84a0a55… |
| 199.233.183.0 – 199.233.183.255 | 256 |  CA |
allocated | 1995-05-05 | b5c72daacf94… |
| 199.233.184.0 – 199.233.184.255 | 256 | CA |
allocated | 1995-05-05 | fa3f7dbb3a90… |
| 199.233.185.0 – 199.233.185.255 | 256 | US |
allocated | 1995-05-05 | 048624a24314… |
| 199.233.186.0 – 199.233.186.255 | 256 | US |
allocated | 1995-05-05 | eeb177c63f73… |
| 204.86.216.0 – 204.86.223.255 | 2,048 | US |
allocated | 1995-05-05 | 43f111fc3fcc… |
| 204.86.224.0 – 204.86.231.255 | 2,048 | US |
allocated | 1995-05-05 | 43f111fc3fcc… |
| 204.238.105.0 – 204.238.105.255 | 256 | US |
allocated | 1995-05-05 | 62b90ec27424… |
| 204.238.106.0 – 204.238.106.255 | 256 | US |
allocated | 1995-05-05 | ce1fd186d59d… |
| 204.238.107.0 – 204.238.107.255 | 256 | US |
allocated | 1995-05-05 | 97ff1a2655f8… |
| 204.238.109.0 – 204.238.109.255 | 256 | US |
allocated | 1995-05-05 | 1aaf16d7489f… |
| 204.238.110.0 – 204.238.110.255 | 256 | US |
allocated | 1995-05-05 | 0769ffbd5a8d… |
| 204.238.111.0 – 204.238.111.255 | 256 | US |
allocated | 1995-05-05 | 8b24de8d1512… |
| 204.238.112.0 – 204.238.112.255 | 256 | US |
allocated | 1995-05-05 | 7f3546c935e2… |
| 204.238.114.0 – 204.238.114.255 | 256 | US |
allocated | 1995-05-05 | 55675666e462… |
| 204.238.115.0 – 204.238.115.255 | 256 | US |
allocated | 1995-05-05 | 0306b59fa5ba… |
| 204.238.116.0 – 204.238.116.255 | 256 | US |
allocated | 1995-05-05 | ca5a217db481… |
| 205.143.80.0 – 205.143.87.255 | 2,048 | US |
allocated | 1995-05-05 | b1df85cda72b… |
| 205.153.76.0 – 205.153.79.255 | 1,024 | US |
allocated | 1995-05-05 | c9e1a008a0f4… |
| 205.159.129.0 – 205.159.129.255 | 256 | US |
allocated | 1995-05-05 | b9a636e80d8f… |
| 205.159.130.0 – 205.159.130.255 | 256 | US |
allocated | 1995-05-05 | ba024ea00d5c… |
| 205.172.224.0 – 205.172.227.255 | 1,024 | US |
allocated | 1995-05-05 | 5d2d064a92b4… |
| 205.172.228.0 – 205.172.231.255 | 1,024 | US |
allocated | 1995-05-05 | 4f35905ac64b… |
| 205.223.80.0 – 205.223.95.255 | 4,096 | US |
allocated | 1995-05-05 | ace55d4dc090… |
| 205.223.96.0 – 205.223.111.255 | 4,096 | US |
allocated | 1995-05-05 | eb0ecfc52fb8… |
| 205.223.112.0 – 205.223.127.255 | 4,096 | US |
allocated | 1995-05-05 | 0e251ad57c2b… |
| 199.233.175.0 – 199.233.175.255 | 256 | US |
allocated | 1995-05-04 | c360b0ca9dcb… |
| 204.231.236.0 – 204.231.236.255 | 256 | US |
allocated | 1995-05-04 | b004b3ecde24… |
| 204.231.253.0 – 204.231.253.255 | 256 |  GB |
allocated | 1995-05-04 | d441fd3570f1… |
| 204.231.254.0 – 204.231.254.255 | 256 | US |
allocated | 1995-05-04 | 18a0000fe2dc… |
| 204.231.255.0 – 204.231.255.255 | 256 |  IE |
allocated | 1995-05-04 | 7d58e5d70d0f… |
| 205.132.152.0 – 205.132.159.255 | 2,048 | US |
allocated | 1995-05-04 | 740c9314211d… |
| 204.111.0.0 – 204.111.255.255 | 65,536 | US |
allocated | 1995-05-03 | 63a003bd9b32… |
| 204.238.100.0 – 204.238.100.255 | 256 | US |
allocated | 1995-05-02 | c20ca6299ca6… |
| 204.238.101.0 – 204.238.101.255 | 256 | US |
allocated | 1995-05-02 | 8157ee252066… |
| 204.238.102.0 – 204.238.102.255 | 256 | US |
allocated | 1995-05-02 | a1be0940f85c… |
| 204.238.103.0 – 204.238.103.255 | 256 | US |
allocated | 1995-05-02 | 49cb65341a6c… |
| 204.238.104.0 – 204.238.104.255 | 256 | US |
allocated | 1995-05-02 | a31dd94d5748… |
| 205.134.192.0 – 205.134.223.255 | 8,192 | US |
allocated | 1995-05-02 | 5dc2e34a0876… |
| 205.153.72.0 – 205.153.75.255 | 1,024 | US |
allocated | 1995-05-02 | 0539f4139fdf… |
| 205.172.216.0 – 205.172.219.255 | 1,024 | US |
allocated | 1995-05-02 | 408af0086d0b… |
| 205.172.220.0 – 205.172.223.255 | 1,024 | US |
allocated | 1995-05-02 | ff4dc4acec3c… |
| 205.203.96.0 – 205.203.127.255 | 8,192 | US |
allocated | 1995-05-02 | 57a52ddb2299… |
| 205.203.128.0 – 205.203.159.255 | 8,192 | US |
allocated | 1995-05-02 | 57a52ddb2299… |
| 205.223.64.0 – 205.223.79.255 | 4,096 | US |
allocated | 1995-05-02 | a33c96b5e612… |
| 26.0.0.0 – 26.255.255.255 | 16,777,216 | US |
allocated | 1995-05-01 | 45fe880b68a8… |
| 198.186.206.0 – 198.186.206.255 | 256 | US |
allocated | 1995-05-01 | 25e318ac5cd2… |
| 204.238.86.0 – 204.238.86.255 | 256 | US |
allocated | 1995-05-01 | ce279f9e2687… |
| 204.238.87.0 – 204.238.87.255 | 256 | US |
allocated | 1995-05-01 | fbef66a58e53… |
| 204.238.88.0 – 204.238.88.255 | 256 | US |
allocated | 1995-05-01 | e850f38d0f5a… |
| 204.238.89.0 – 204.238.89.255 | 256 | US |
allocated | 1995-05-01 | 97531718a615… |
| 204.238.90.0 – 204.238.90.255 | 256 | US |
allocated | 1995-05-01 | 38ac1fa17ad7… |
| 204.238.91.0 – 204.238.91.255 | 256 | US |
allocated | 1995-05-01 | 38ac1fa17ad7… |
| 204.238.92.0 – 204.238.92.255 | 256 | US |
allocated | 1995-05-01 | 27c13972627b… |
| 204.238.93.0 – 204.238.93.255 | 256 | US |
allocated | 1995-05-01 | 3052e78d3d61… |
| 204.238.94.0 – 204.238.94.255 | 256 | US |
allocated | 1995-05-01 | 55d3274e336a… |
| 204.238.95.0 – 204.238.95.255 | 256 | US |
allocated | 1995-05-01 | 8157ee252066… |
| 204.238.96.0 – 204.238.96.255 | 256 | US |
allocated | 1995-05-01 | 3967bc8c42af… |
| 204.238.97.0 – 204.238.97.255 | 256 | US |
allocated | 1995-05-01 | cdf0be14e892… |
| 204.238.98.0 – 204.238.98.255 | 256 | US |
allocated | 1995-05-01 | 1c620f65e6d7… |
| 204.238.99.0 – 204.238.99.255 | 256 | US |
allocated | 1995-05-01 | ea2e85f4f9a3… |
| 205.143.72.0 – 205.143.79.255 | 2,048 | US |
allocated | 1995-05-01 | 55da60048d1a… |
| 205.153.60.0 – 205.153.63.255 | 1,024 | US |
allocated | 1995-05-01 | eaeda6ce7fdf… |
| 205.153.64.0 – 205.153.67.255 | 1,024 | US |
allocated | 1995-05-01 | 98243608a05e… |
| 205.153.68.0 – 205.153.71.255 | 1,024 | US |
allocated | 1995-05-01 | 3a04321d0e73… |
| 205.159.122.0 – 205.159.122.255 | 256 | US |
allocated | 1995-05-01 | 8c307bccb684… |
| 205.159.123.0 – 205.159.123.255 | 256 | US |
allocated | 1995-05-01 | b8ac593d8842… |
| 205.159.124.0 – 205.159.124.255 | 256 | US |
allocated | 1995-05-01 | 03cc11fb5390… |
| 205.159.125.0 – 205.159.125.255 | 256 | US |
allocated | 1995-05-01 | 83f753e0b899… |
| 205.159.126.0 – 205.159.126.255 | 256 | US |
allocated | 1995-05-01 | c2298197f614… |
| 205.159.127.0 – 205.159.127.255 | 256 | US |
allocated | 1995-05-01 | 1c3e9c7b07f4… |
| 205.167.70.0 – 205.167.71.255 | 512 | US |
allocated | 1995-05-01 | 78c3aaf8e2de… |
| 205.172.204.0 – 205.172.207.255 | 1,024 | US |
allocated | 1995-05-01 | 157d34d45d6d… |
| 205.172.212.0 – 205.172.215.255 | 1,024 | US |
allocated | 1995-05-01 | 10b24a80424b… |
| 169.151.0.0 – 169.151.255.255 | 65,536 | US |
allocated | 1995-04-30 | 83e2f04ad6eb… |
| 169.206.0.0 – 169.206.255.255 | 65,536 | US |
allocated | 1995-04-30 | 2a3f36f46ea9… |
| 205.132.136.0 – 205.132.143.255 | 2,048 | US |
allocated | 1995-04-30 | 3f28610ae800… |
| 205.137.224.0 – 205.137.239.255 | 4,096 | US |
allocated | 1995-04-30 | 3f28610ae800… |
| 192.75.198.0 – 192.75.198.255 | 256 | US |
allocated | 1995-04-28 | 8a291d103044… |
| 192.75.200.0 – 192.75.201.255 | 512 | CA |
allocated | 1995-04-28 | a76b95a9dad1… |
| 192.75.202.0 – 192.75.202.255 | 256 | CA |
allocated | 1995-04-28 | a76b95a9dad1… |
| 204.238.80.0 – 204.238.80.255 | 256 | US |
allocated | 1995-04-28 | 949ebc301812… |
| 204.238.81.0 – 204.238.81.255 | 256 | US |
allocated | 1995-04-28 | 537f3cc7f4ee… |
| 204.238.82.0 – 204.238.82.255 | 256 | US |
allocated | 1995-04-28 | afe34d7ef9c3… |
| 204.238.83.0 – 204.238.83.255 | 256 | US |
allocated | 1995-04-28 | 103e0f94070a… |
| 204.238.84.0 – 204.238.84.255 | 256 | US |
allocated | 1995-04-28 | ac89bca8b68a… |
| 204.238.85.0 – 204.238.85.255 | 256 | US |
allocated | 1995-04-28 | f29f1097ea11… |
| 205.159.118.0 – 205.159.118.255 | 256 | US |
allocated | 1995-04-28 | 2c6c115c0874… |
| 205.159.119.0 – 205.159.119.255 | 256 | US |
allocated | 1995-04-28 | a0beead5dbc6… |
| 205.159.121.0 – 205.159.121.255 | 256 | US |
allocated | 1995-04-28 | 817105e3ebba… |
| 205.167.68.0 – 205.167.69.255 | 512 | US |
allocated | 1995-04-28 | c9570f3bcd7f… |
| 205.172.192.0 – 205.172.195.255 | 1,024 | US |
allocated | 1995-04-28 | 23c9713eac59… |
| 205.172.196.0 – 205.172.199.255 | 1,024 | US |
allocated | 1995-04-28 | 49d797aec207… |
| 205.172.200.0 – 205.172.203.255 | 1,024 | US |
allocated | 1995-04-28 | 3c638034a056… |
| 205.173.240.0 – 205.173.247.255 | 2,048 | US |
allocated | 1995-04-28 | 739eaad5f78e… |
| 205.223.48.0 – 205.223.63.255 | 4,096 | US |
allocated | 1995-04-28 | 0df1cdaed1a7… |
| 205.248.0.0 – 205.248.255.255 | 65,536 | US |
allocated | 1995-04-28 | 551b723eafd6… |
| 205.249.0.0 – 205.249.255.255 | 65,536 | US |
allocated | 1995-04-28 | 850951f58947… |
| 205.250.0.0 – 205.250.255.255 | 65,536 | CA |
allocated | 1995-04-28 | 0e702695cc8d… |