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
76,700
delegated blocks
🧭
IPv6 networks
11,350
delegated blocks
🔗
Autonomous systems
34,051
ASNs
// browse the objects
Browse the ARIN registry
| Range | Addresses | Country | Status | Allocated | Org handle |
|---|---|---|---|---|---|
| 192.138.12.0 – 192.138.15.255 | 1,024 |  US |
allocated | 2019-01-15 | 7d7949491bee… |
| 199.223.224.0 – 199.223.231.255 | 2,048 | US |
allocated | 2019-01-15 | 6dffc9cc23cb… |
| 216.151.33.0 – 216.151.33.255 | 256 | US |
allocated | 2019-01-15 | be87a6f57401… |
| 216.151.40.0 – 216.151.40.255 | 256 | US |
allocated | 2019-01-15 | 3c29b89e61d8… |
| 216.151.43.0 – 216.151.43.255 | 256 | US |
allocated | 2019-01-15 | 71b406d61938… |
| 216.238.184.0 – 216.238.187.255 | 1,024 | US |
allocated | 2019-01-15 | 55f7c47cb78c… |
| 23.167.32.0 – 23.167.32.255 | 256 | US |
allocated | 2019-01-14 | eb38ad779655… |
| 23.167.96.0 – 23.167.96.255 | 256 | US |
allocated | 2019-01-14 | 4cbfdfccc395… |
| 66.111.53.0 – 66.111.53.255 | 256 | US |
allocated | 2019-01-14 | 9f2cdaebb5d9… |
| 159.242.248.0 – 159.242.251.255 | 1,024 | US |
allocated | 2019-01-14 | 44668d30e350… |
| 168.151.23.0 – 168.151.23.255 | 256 | US |
allocated | 2019-01-14 | 675268822739… |
| 172.96.20.0 – 172.96.23.255 | 1,024 |  CA |
allocated | 2019-01-14 | 4af9c980bb77… |
| 192.92.236.0 – 192.92.239.255 | 1,024 | US |
allocated | 2019-01-14 | 9f6b771170d9… |
| 204.10.89.0 – 204.10.89.255 | 256 | US |
allocated | 2019-01-14 | f8dabce44176… |
| 208.69.232.0 – 208.69.233.255 | 512 | US |
allocated | 2019-01-14 | 3cbd009af12c… |
| 23.166.160.0 – 23.166.160.255 | 256 | US |
allocated | 2019-01-11 | 3fb023dbd6eb… |
| 23.166.224.0 – 23.166.224.255 | 256 | US |
allocated | 2019-01-11 | 56e7f4efa0bb… |
| 23.252.224.0 – 23.252.239.255 | 4,096 | CA |
allocated | 2019-01-11 | b2857fb9e5d5… |
| 66.181.32.0 – 66.181.63.255 | 8,192 | US |
allocated | 2019-01-11 | ff0596d9eda5… |
| 139.180.16.0 – 139.180.16.255 | 256 | US |
allocated | 2019-01-11 | 964604e6b51e… |
| 162.216.64.0 – 162.216.67.255 | 1,024 | US |
allocated | 2019-01-11 | 3ef0cbf058f6… |
| 162.216.240.0 – 162.216.243.255 | 1,024 | US |
allocated | 2019-01-11 | c68d66d8a644… |
| 162.221.48.0 – 162.221.55.255 | 2,048 | US |
allocated | 2019-01-11 | e26562a0e67b… |
| 168.91.32.0 – 168.91.47.255 | 4,096 | US |
allocated | 2019-01-11 | 62ed8e55b98b… |
| 168.151.10.0 – 168.151.10.255 | 256 | US |
allocated | 2019-01-11 | 0e41f8034b42… |
| 169.148.151.0 – 169.148.151.255 | 256 | US |
allocated | 2019-01-11 | bfb3f00db1f6… |
| 169.148.152.0 – 169.148.159.255 | 2,048 | US |
allocated | 2019-01-11 | bfb3f00db1f6… |
| 169.148.160.0 – 169.148.167.255 | 2,048 | US |
allocated | 2019-01-11 | bfb3f00db1f6… |
| 169.148.184.0 – 169.148.187.255 | 1,024 | US |
allocated | 2019-01-11 | bfb3f00db1f6… |
| 173.45.192.0 – 173.45.223.255 | 8,192 | CA |
allocated | 2019-01-11 | ee82e59a8a84… |
| 174.34.242.0 – 174.34.243.255 | 512 | US |
allocated | 2019-01-11 | 4d266d3013fa… |
| 174.34.246.0 – 174.34.247.255 | 512 | US |
allocated | 2019-01-11 | 4d266d3013fa… |
| 199.58.120.0 – 199.58.127.255 | 2,048 | US |
allocated | 2019-01-11 | c5400796e3c6… |
| 199.115.144.0 – 199.115.147.255 | 1,024 | US |
allocated | 2019-01-11 | 4d7a67496f2e… |
| 208.54.224.0 – 208.54.239.255 | 4,096 | US |
allocated | 2019-01-11 | 0ee326b9338b… |
| 209.163.64.0 – 209.163.95.255 | 8,192 | CA |
allocated | 2019-01-11 | 5e4faaa763a9… |
| 216.20.208.0 – 216.20.223.255 | 4,096 | CA |
allocated | 2019-01-11 | a255d3c6fc18… |
| 51.79.0.0 – 51.79.255.255 | 65,536 | CA |
allocated | 2019-01-10 | a1baf24eb761… |
| 139.180.31.0 – 139.180.31.255 | 256 | US |
allocated | 2019-01-10 | 22e6b6c13e9e… |
| 23.166.96.0 – 23.166.96.255 | 256 | US |
allocated | 2019-01-09 | 6ad0a7dadf3f… |
| 67.206.176.0 – 67.206.176.255 | 256 | US |
allocated | 2019-01-09 | 574abb0f0f87… |
| 104.232.38.0 – 104.232.38.255 | 256 | US |
allocated | 2019-01-09 | e9df066d32fe… |
| 139.180.20.0 – 139.180.23.255 | 1,024 | US |
allocated | 2019-01-09 | 5c29f729c6d1… |
| 139.180.24.0 – 139.180.27.255 | 1,024 | US |
allocated | 2019-01-09 | e2ca83040b65… |
| 139.180.28.0 – 139.180.29.255 | 512 | CA |
allocated | 2019-01-09 | 7c46e75045ef… |
| 168.149.224.0 – 168.149.239.255 | 4,096 | CA |
allocated | 2019-01-09 | 2403d34e0013… |
| 172.83.249.0 – 172.83.249.255 | 256 | US |
allocated | 2019-01-09 | b5703a5ceb40… |
| 174.34.235.0 – 174.34.235.255 | 256 | US |
allocated | 2019-01-09 | 938b48ac5779… |
| 192.228.98.0 – 192.228.99.255 | 512 |  PR |
allocated | 2019-01-09 | 2830408ff2aa… |
| 199.127.44.0 – 199.127.47.255 | 1,024 | CA |
allocated | 2019-01-09 | 11b1890bf7a9… |
| 204.225.173.0 – 204.225.173.255 | 256 | US |
allocated | 2019-01-09 | b98b2426c8e3… |
| 23.166.32.0 – 23.166.32.255 | 256 | CA |
allocated | 2019-01-08 | 5d55765dadc8… |
| 170.176.128.0 – 170.176.191.255 | 16,384 | US |
allocated | 2019-01-08 | a7adac312dc4… |
| 23.165.224.0 – 23.165.227.255 | 1,024 | US |
allocated | 2019-01-07 | 00db7b8d8c7d… |
| 23.165.32.0 – 23.165.32.255 | 256 | US |
allocated | 2019-01-04 | 11ff6e66fba7… |
| 23.165.96.0 – 23.165.96.255 | 256 | US |
allocated | 2019-01-04 | bcf8a82b5f4d… |
| 23.165.160.0 – 23.165.160.255 | 256 | US |
allocated | 2019-01-04 | 9cdfe332a6c5… |
| 107.161.52.0 – 107.161.55.255 | 1,024 | US |
allocated | 2019-01-04 | ec07c072f201… |
| 205.173.77.0 – 205.173.77.255 | 256 | US |
allocated | 2019-01-04 | 12e1c1f365ba… |
| 206.82.108.0 – 206.82.108.255 | 256 | US |
allocated | 2019-01-04 | c50768d4ea54… |
| 216.238.176.0 – 216.238.183.255 | 2,048 | US |
allocated | 2019-01-04 | ee37476a8196… |
| 23.148.193.0 – 23.148.193.255 | 256 | CA |
allocated | 2019-01-02 | 6312c00a83d9… |
| 23.164.224.0 – 23.164.224.255 | 256 | US |
allocated | 2019-01-02 | 711059be7da2… |
| 107.191.240.0 – 107.191.255.255 | 4,096 | US |
allocated | 2018-12-31 | ae7af67e59e2… |
| 128.17.0.0 – 128.17.255.255 | 65,536 | US |
allocated | 2018-12-31 | 9504b501ac24… |
| 139.60.210.0 – 139.60.210.255 | 256 | US |
allocated | 2018-12-31 | d7b1844e4931… |
| 206.166.202.0 – 206.166.203.255 | 512 | US |
allocated | 2018-12-31 | 21b0c365a2fb… |
| 209.107.144.0 – 209.107.159.255 | 4,096 | US |
allocated | 2018-12-31 | 75627b9e8c78… |
| 66.111.52.0 – 66.111.52.255 | 256 | US |
allocated | 2018-12-28 | 9f2cdaebb5d9… |
| 69.4.208.0 – 69.4.223.255 | 4,096 | CA |
allocated | 2018-12-28 | 8d6e593103d9… |
| 199.79.236.0 – 199.79.236.255 | 256 | US |
allocated | 2018-12-28 | 683fca1b1710… |
| 23.164.96.0 – 23.164.96.255 | 256 | CA |
allocated | 2018-12-27 | cc2b654b7dcb… |
| 23.164.160.0 – 23.164.160.255 | 256 | US |
allocated | 2018-12-27 | 94ad8f81ec99… |
| 168.91.48.0 – 168.91.55.255 | 2,048 | US |
allocated | 2018-12-27 | 02cbf081b4bc… |
| 23.163.160.0 – 23.163.160.255 | 256 | US |
allocated | 2018-12-21 | c4fd80b9f9ee… |
| 23.163.224.0 – 23.163.224.255 | 256 | US |
allocated | 2018-12-21 | 2c89b0b41092… |
| 45.33.192.0 – 45.33.193.255 | 512 | PR |
allocated | 2018-12-21 | 77e43932db62… |
| 67.222.244.0 – 67.222.247.255 | 1,024 | US |
allocated | 2018-12-21 | 2b475e1a25ae… |
| 199.34.106.0 – 199.34.107.255 | 512 | US |
allocated | 2018-12-21 | 5ac7ad9515d2… |
| 208.89.24.0 – 208.89.27.255 | 1,024 | US |
allocated | 2018-12-21 | cb811d6214b4… |
| 216.24.58.0 – 216.24.59.255 | 512 | US |
allocated | 2018-12-21 | 16de160d3d38… |
| 24.235.7.0 – 24.235.7.255 | 256 | CA |
allocated | 2018-12-20 | 7bf331c367d1… |
| 74.221.128.0 – 74.221.143.255 | 4,096 | US |
allocated | 2018-12-20 | 96d8636ecbf4… |
| 75.79.0.0 – 75.79.255.255 | 65,536 | US |
allocated | 2018-12-20 | 20c786e8edd8… |
| 170.76.0.0 – 170.76.127.255 | 32,768 | US |
allocated | 2018-12-20 | 4b3e152c829c… |
| 173.214.204.0 – 173.214.204.255 | 256 | US |
allocated | 2018-12-20 | 9702cb913e2a… |
| 192.12.172.0 – 192.12.172.255 | 256 | US |
allocated | 2018-12-20 | 0704b6098d17… |
| 199.217.104.0 – 199.217.107.255 | 1,024 | US |
allocated | 2018-12-20 | fa8261afa394… |
| 199.233.132.0 – 199.233.132.255 | 256 | US |
allocated | 2018-12-20 | e28cd823b48f… |
| 208.79.129.0 – 208.79.129.255 | 256 | CA |
allocated | 2018-12-20 | 5196d00e6587… |
| 209.59.225.0 – 209.59.225.255 | 256 | US |
allocated | 2018-12-20 | 9702cb913e2a… |
| 23.162.160.0 – 23.162.160.255 | 256 | US |
allocated | 2018-12-19 | b693eb69b06e… |
| 23.163.32.0 – 23.163.32.255 | 256 | US |
allocated | 2018-12-19 | b8cab65ae58b… |
| 139.180.18.0 – 139.180.19.255 | 512 | US |
allocated | 2018-12-19 | 3181536e4e46… |
| 139.180.30.0 – 139.180.30.255 | 256 | US |
allocated | 2018-12-19 | 0e99478ff230… |
| 159.242.252.0 – 159.242.255.255 | 1,024 | US |
allocated | 2018-12-19 | f407f45888d1… |
| 167.100.0.0 – 167.100.63.255 | 16,384 | US |
allocated | 2018-12-19 | 9ceaf60b9e5c… |
| 192.64.90.0 – 192.64.91.255 | 512 | US |
allocated | 2018-12-18 | 40aa646be635… |
| 199.255.56.0 – 199.255.59.255 | 1,024 | US |
allocated | 2018-12-18 | 0ea6969e6ceb… |
| 205.237.255.0 – 205.237.255.255 | 256 | US |
allocated | 2018-12-18 | c09fcb07a89d… |