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
76,687
delegated blocks
🧭
IPv6 networks
11,336
delegated blocks
🔗
Autonomous systems
34,032
ASNs
// browse the objects
Browse the ARIN registry
| Range | Addresses | Country | Status | Allocated | Org handle |
|---|---|---|---|---|---|
| 139.73.0.0 – 139.73.255.255 | 65,536 |  US |
allocated | 2021-01-28 | 20c786e8edd8… |
| 144.10.0.0 – 144.10.255.255 | 65,536 | US |
allocated | 2021-01-28 | 20c786e8edd8… |
| 148.91.0.0 – 148.91.255.255 | 65,536 | US |
allocated | 2021-01-28 | 20c786e8edd8… |
| 148.92.0.0 – 148.92.255.255 | 65,536 | US |
allocated | 2021-01-28 | 20c786e8edd8… |
| 148.94.0.0 – 148.94.255.255 | 65,536 | US |
allocated | 2021-01-28 | 20c786e8edd8… |
| 148.97.0.0 – 148.97.255.255 | 65,536 | US |
allocated | 2021-01-28 | 20c786e8edd8… |
| 168.185.0.0 – 168.185.255.255 | 65,536 | US |
allocated | 2021-01-28 | 20c786e8edd8… |
| 198.132.0.0 – 198.132.255.255 | 65,536 | US |
allocated | 2021-01-28 | 20c786e8edd8… |
| 204.10.104.0 – 204.10.104.255 | 256 | US |
allocated | 2021-01-28 | 7350d3a941f2… |
| 169.197.132.0 – 169.197.132.255 | 256 |  CA |
allocated | 2021-01-27 | 852306d7d2fa… |
| 190.211.149.0 – 190.211.149.255 | 256 | US |
allocated | 2021-01-27 | 1c2f345bbf27… |
| 208.52.138.0 – 208.52.139.255 | 512 | US |
allocated | 2021-01-27 | cb948a2bb4c7… |
| 23.171.240.0 – 23.171.240.255 | 256 | CA |
allocated | 2021-01-26 | 28365df404c7… |
| 23.172.16.0 – 23.172.16.255 | 256 | US |
allocated | 2021-01-26 | a6f50fa048b8… |
| 104.224.17.0 – 104.224.17.255 | 256 | CA |
allocated | 2021-01-26 | 8066a78829a8… |
| 23.171.208.0 – 23.171.208.255 | 256 | CA |
allocated | 2021-01-25 | 82c410b3271a… |
| 136.175.198.0 – 136.175.199.255 | 512 | US |
allocated | 2021-01-25 | ab01ab52a8fc… |
| 149.112.13.0 – 149.112.13.255 | 256 | US |
allocated | 2021-01-25 | 8a291c45ef8f… |
| 150.195.240.0 – 150.195.255.255 | 4,096 | US |
allocated | 2021-01-25 | 38753105ac5b… |
| 161.129.160.0 – 161.129.175.255 | 4,096 | US |
allocated | 2021-01-25 | ba2085f9296b… |
| 169.197.144.0 – 169.197.147.255 | 1,024 | US |
allocated | 2021-01-25 | 1e02279c22c8… |
| 174.34.228.0 – 174.34.228.255 | 256 | US |
allocated | 2021-01-25 | 375303e25c8f… |
| 69.161.44.0 – 69.161.47.255 | 1,024 | US |
allocated | 2021-01-22 | a3b97039ee1b… |
| 74.206.49.0 – 74.206.49.255 | 256 | US |
allocated | 2021-01-22 | a3b97039ee1b… |
| 104.224.36.0 – 104.224.39.255 | 1,024 | CA |
allocated | 2021-01-22 | fb0668e66dbf… |
| 104.244.100.0 – 104.244.103.255 | 1,024 | US |
allocated | 2021-01-22 | 62ed8e55b98b… |
| 136.175.253.0 – 136.175.253.255 | 256 | US |
allocated | 2021-01-22 | a1fb65ae2875… |
| 150.195.0.0 – 150.195.127.255 | 32,768 | US |
allocated | 2021-01-22 | a693cd0e06ea… |
| 161.199.38.0 – 161.199.38.255 | 256 | US |
allocated | 2021-01-22 | 5fb0ab1bcd31… |
| 198.179.52.0 – 198.179.55.255 | 1,024 | US |
allocated | 2021-01-22 | b68dd6ac20fe… |
| 216.24.208.0 – 216.24.223.255 | 4,096 | US |
allocated | 2021-01-22 | b990687ac3df… |
| 23.171.176.0 – 23.171.176.255 | 256 | US |
allocated | 2021-01-21 | 13130b9b94f0… |
| 104.167.246.0 – 104.167.246.255 | 256 | CA |
allocated | 2021-01-21 | 33aaa548bf49… |
| 161.199.202.0 – 161.199.202.255 | 256 | US |
allocated | 2021-01-21 | dca3a609c49a… |
| 205.236.54.0 – 205.236.54.255 | 256 | US |
allocated | 2021-01-21 | 4719d306d480… |
| 23.171.144.0 – 23.171.144.255 | 256 |  PR |
allocated | 2021-01-20 | 5f4cfb0b448c… |
| 52.124.25.0 – 52.124.25.255 | 256 | US |
allocated | 2021-01-20 | e31a3f533f80… |
| 64.118.224.0 – 64.118.255.255 | 8,192 | CA |
allocated | 2021-01-20 | e23cabb7a6c5… |
| 104.151.224.0 – 104.151.255.255 | 8,192 | US |
allocated | 2021-01-20 | a61303a8fade… |
| 141.193.66.0 – 141.193.67.255 | 512 | US |
allocated | 2021-01-20 | 6c986ec8eda0… |
| 147.124.160.0 – 147.124.191.255 | 8,192 | US |
allocated | 2021-01-20 | e0fee4290cd4… |
| 148.66.241.0 – 148.66.241.255 | 256 | CA |
allocated | 2021-01-20 | 4b737cdb2561… |
| 148.66.252.0 – 148.66.255.255 | 1,024 | CA |
allocated | 2021-01-20 | 4b737cdb2561… |
| 149.112.12.0 – 149.112.12.255 | 256 | US |
allocated | 2021-01-20 | 246e66d00527… |
| 172.99.193.0 – 172.99.193.255 | 256 | US |
allocated | 2021-01-20 | f76f88ba54e6… |
| 199.87.252.0 – 199.87.255.255 | 1,024 | US |
allocated | 2021-01-20 | 952b236d84e5… |
| 204.107.134.0 – 204.107.134.255 | 256 | CA |
allocated | 2021-01-20 | 83fa89f54a11… |
| 23.171.112.0 – 23.171.112.255 | 256 | US |
allocated | 2021-01-19 | f146e6a5c668… |
| 104.151.144.0 – 104.151.159.255 | 4,096 | US |
allocated | 2021-01-19 | c8c98c2dfc07… |
| 104.151.160.0 – 104.151.175.255 | 4,096 | US |
allocated | 2021-01-19 | c8c98c2dfc07… |
| 104.167.252.0 – 104.167.255.255 | 1,024 | CA |
allocated | 2021-01-19 | 5d55765dadc8… |
| 136.175.228.0 – 136.175.231.255 | 1,024 | US |
allocated | 2021-01-19 | 3fdf3710af45… |
| 155.254.244.0 – 155.254.247.255 | 1,024 | US |
allocated | 2021-01-19 | 7bc4045d3307… |
| 172.99.176.0 – 172.99.179.255 | 1,024 | US |
allocated | 2021-01-19 | f5c96f645d09… |
| 172.99.216.0 – 172.99.216.255 | 256 | US |
allocated | 2021-01-19 | d7a23e4fded9… |
| 45.42.171.0 – 45.42.171.255 | 256 | US |
allocated | 2021-01-15 | a313caa8b1c2… |
| 45.42.181.0 – 45.42.181.255 | 256 | US |
allocated | 2021-01-15 | e950946651ca… |
| 104.151.136.0 – 104.151.143.255 | 2,048 | US |
allocated | 2021-01-15 | 4d5ef77fd76e… |
| 104.167.200.0 – 104.167.203.255 | 1,024 | US |
allocated | 2021-01-15 | 70c06e1e72eb… |
| 150.195.128.0 – 150.195.191.255 | 16,384 | US |
allocated | 2021-01-15 | 2b6f5bfa96ab… |
| 167.224.128.0 – 167.224.255.255 | 32,768 | US |
allocated | 2021-01-15 | 2da2e29de4d4… |
| 169.197.151.0 – 169.197.151.255 | 256 | US |
allocated | 2021-01-15 | 57a283f9ab67… |
| 192.190.148.0 – 192.190.151.255 | 1,024 | US |
allocated | 2021-01-15 | 35357b9c8fe4… |
| 200.50.136.0 – 200.50.143.255 | 2,048 | CA |
allocated | 2021-01-15 | 48a0e425429c… |
| 205.166.214.0 – 205.166.214.255 | 256 | CA |
allocated | 2021-01-15 | cb338b3677cd… |
| 23.171.48.0 – 23.171.48.255 | 256 | US |
allocated | 2021-01-14 | ac76bf619299… |
| 63.135.65.0 – 63.135.65.255 | 256 | US |
allocated | 2021-01-13 | 57de59ead7d6… |
| 75.119.179.0 – 75.119.179.255 | 256 | US |
allocated | 2021-01-13 | 57de59ead7d6… |
| 169.197.150.0 – 169.197.150.255 | 256 | US |
allocated | 2021-01-13 | 8306634f7620… |
| 172.99.164.0 – 172.99.167.255 | 1,024 | CA |
allocated | 2021-01-13 | 4e8986b7656f… |
| 172.99.192.0 – 172.99.192.255 | 256 | CA |
allocated | 2021-01-13 | 18d18209d871… |
| 172.99.248.0 – 172.99.248.255 | 256 | US |
allocated | 2021-01-13 | 5b261cc69845… |
| 205.233.75.0 – 205.233.75.255 | 256 | US |
allocated | 2021-01-13 | 5eaefa14111c… |
| 64.77.208.0 – 64.77.209.255 | 512 | US |
allocated | 2021-01-12 | ab394970ba25… |
| 68.68.166.0 – 68.68.167.255 | 512 | US |
allocated | 2021-01-12 | ab394970ba25… |
| 68.70.232.0 – 68.70.235.255 | 1,024 | US |
allocated | 2021-01-12 | ab394970ba25… |
| 68.70.236.0 – 68.70.236.255 | 256 | US |
allocated | 2021-01-12 | ab394970ba25… |
| 68.70.247.0 – 68.70.247.255 | 256 | US |
allocated | 2021-01-12 | ab394970ba25… |
| 68.70.253.0 – 68.70.253.255 | 256 | US |
allocated | 2021-01-12 | ab394970ba25… |
| 68.70.254.0 – 68.70.254.255 | 256 | US |
allocated | 2021-01-12 | ab394970ba25… |
| 95.143.32.0 – 95.143.47.255 | 4,096 | US |
allocated | 2021-01-12 | cb3f0885ad31… |
| 97.75.224.0 – 97.75.225.255 | 512 | US |
allocated | 2021-01-12 | ab394970ba25… |
| 104.151.192.0 – 104.151.223.255 | 8,192 | US |
allocated | 2021-01-12 | 37808cbd7c0a… |
| 104.167.194.0 – 104.167.194.255 | 256 | US |
allocated | 2021-01-12 | e9a1306f647e… |
| 136.175.216.0 – 136.175.219.255 | 1,024 | US |
allocated | 2021-01-12 | c1559f0f835e… |
| 144.86.186.0 – 144.86.186.255 | 256 | US |
allocated | 2021-01-12 | 08ab398a7fce… |
| 155.254.236.0 – 155.254.239.255 | 1,024 | US |
allocated | 2021-01-12 | 21c583c38df9… |
| 198.99.138.0 – 198.99.138.255 | 256 | US |
allocated | 2021-01-12 | 20b3392ff1cf… |
| 208.101.210.0 – 208.101.211.255 | 512 | US |
allocated | 2021-01-12 | ab394970ba25… |
| 45.42.148.0 – 45.42.151.255 | 1,024 | US |
allocated | 2021-01-11 | 430c9828d3cb… |
| 45.42.170.0 – 45.42.170.255 | 256 | US |
allocated | 2021-01-11 | 58d0f9e9c992… |
| 45.42.182.0 – 45.42.183.255 | 512 | US |
allocated | 2021-01-11 | bc1b9c2486b0… |
| 78.138.49.0 – 78.138.49.255 | 256 | US |
allocated | 2021-01-11 | 67064bf40883… |
| 83.229.88.0 – 83.229.91.255 | 1,024 | US |
allocated | 2021-01-11 | 67064bf40883… |
| 83.229.96.0 – 83.229.99.255 | 1,024 | US |
allocated | 2021-01-11 | 67064bf40883… |
| 104.167.196.0 – 104.167.199.255 | 1,024 | US |
allocated | 2021-01-11 | 358f74e01ea2… |
| 104.167.224.0 – 104.167.224.255 | 256 | US |
allocated | 2021-01-11 | b60677424050… |
| 104.224.18.0 – 104.224.18.255 | 256 | US |
allocated | 2021-01-11 | 178c10903b46… |
| 136.175.162.0 – 136.175.163.255 | 512 | US |
allocated | 2021-01-11 | 6cb18f2d556d… |
| 136.175.254.0 – 136.175.255.255 | 512 | US |
allocated | 2021-01-11 | 35a3578f0dea… |