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
1,645,624,576
📦
IPv4 networks
76,679
delegated blocks
🧭
IPv6 networks
11,332
delegated blocks
🔗
Autonomous systems
34,019
ASNs
// browse the objects
Browse the ARIN registry
| Range | Addresses | Country | Status | Allocated | Org handle |
|---|---|---|---|---|---|
| 128.254.132.0 – 128.254.135.255 | 1,024 |  US |
allocated | 2022-10-03 | 7c5b879ceb12… |
| 128.254.144.0 – 128.254.147.255 | 1,024 | US |
allocated | 2022-10-03 | 2fc8987d065f… |
| 128.254.156.0 – 128.254.159.255 | 1,024 | US |
allocated | 2022-10-03 | 9fc1ee8935c9… |
| 128.254.164.0 – 128.254.167.255 | 1,024 | US |
allocated | 2022-10-03 | 54b261cab23f… |
| 128.254.168.0 – 128.254.171.255 | 1,024 | US |
allocated | 2022-10-03 | 624d8b98cafa… |
| 128.254.172.0 – 128.254.175.255 | 1,024 | US |
allocated | 2022-10-03 | 9d5bdea02ac3… |
| 128.254.180.0 – 128.254.183.255 | 1,024 | US |
allocated | 2022-10-03 | e1597d1ba51e… |
| 128.254.184.0 – 128.254.187.255 | 1,024 | US |
allocated | 2022-10-03 | 25d3bdad747d… |
| 128.254.188.0 – 128.254.191.255 | 1,024 | US |
allocated | 2022-10-03 | 7bc1ff908a7a… |
| 128.254.192.0 – 128.254.195.255 | 1,024 |  SG |
allocated | 2022-10-03 | 534f7a32ebbf… |
| 128.254.200.0 – 128.254.203.255 | 1,024 | US |
allocated | 2022-10-03 | 955c5f6dd8ae… |
| 128.254.204.0 – 128.254.207.255 | 1,024 | US |
allocated | 2022-10-03 | 250630204683… |
| 128.254.208.0 – 128.254.211.255 | 1,024 | US |
allocated | 2022-10-03 | 9073f9c1fddd… |
| 128.254.212.0 – 128.254.215.255 | 1,024 | US |
allocated | 2022-10-03 | 49c8f7900f64… |
| 128.254.216.0 – 128.254.219.255 | 1,024 |  CA |
allocated | 2022-10-03 | ab83319a098e… |
| 128.254.220.0 – 128.254.223.255 | 1,024 | US |
allocated | 2022-10-03 | 5dbc770a445a… |
| 128.254.224.0 – 128.254.227.255 | 1,024 | US |
allocated | 2022-10-03 | 7a740fa5d782… |
| 128.254.228.0 – 128.254.231.255 | 1,024 | US |
allocated | 2022-10-03 | deac19135354… |
| 128.254.232.0 – 128.254.235.255 | 1,024 | CA |
allocated | 2022-10-03 | eecd5d2ffea4… |
| 128.254.240.0 – 128.254.243.255 | 1,024 | US |
allocated | 2022-10-03 | e9c24771ef7b… |
| 128.254.244.0 – 128.254.247.255 | 1,024 | US |
allocated | 2022-10-03 | 071dafe79c8d… |
| 161.199.144.0 – 161.199.144.255 | 256 | US |
allocated | 2022-10-03 | 339b9244b7c7… |
| 164.152.177.0 – 164.152.177.255 | 256 | US |
allocated | 2022-10-03 | 979ddbe82188… |
| 192.40.40.0 – 192.40.41.255 | 512 | CA |
allocated | 2022-10-03 | b2306ae8cf56… |
| 192.112.150.0 – 192.112.150.255 | 256 | US |
allocated | 2022-10-03 | 784a542dd9ca… |
| 192.169.4.0 – 192.169.4.255 | 256 | CA |
allocated | 2022-10-03 | e8f732f8399d… |
| 198.8.58.0 – 198.8.59.255 | 512 | US |
allocated | 2022-10-03 | 6c0e988ee30a… |
| 198.168.122.0 – 198.168.123.255 | 512 | US |
allocated | 2022-10-03 | c85955075507… |
| 198.186.130.0 – 198.186.131.255 | 512 | US |
allocated | 2022-10-03 | e4bcfa0c6a49… |
| 198.246.233.0 – 198.246.233.255 | 256 | US |
allocated | 2022-10-03 | c8b38ee1fa79… |
| 199.73.92.0 – 199.73.95.255 | 1,024 | US |
allocated | 2022-10-03 | 0d5828a712ec… |
| 199.192.196.0 – 199.192.199.255 | 1,024 | US |
allocated | 2022-10-03 | de4797656457… |
| 208.93.164.0 – 208.93.167.255 | 1,024 | CA |
allocated | 2022-10-03 | 8d40d4209034… |
| 216.40.64.0 – 216.40.65.255 | 512 | CA |
allocated | 2022-10-03 | 5a94392d1ded… |
| 23.186.113.0 – 23.186.113.255 | 256 | US |
allocated | 2022-09-30 | d6032d42598c… |
| 64.110.153.0 – 64.110.153.255 | 256 | US |
allocated | 2022-09-30 | 08fd81b715f0… |
| 130.250.97.0 – 130.250.97.255 | 256 | US |
allocated | 2022-09-30 | 42661bda423f… |
| 130.250.170.0 – 130.250.171.255 | 512 | CA |
allocated | 2022-09-30 | f03022481d44… |
| 162.218.224.0 – 162.218.227.255 | 1,024 | US |
allocated | 2022-09-30 | 6e19a0c7aa20… |
| 164.152.124.0 – 164.152.125.255 | 512 | US |
allocated | 2022-09-30 | 809a41837f5d… |
| 198.205.101.0 – 198.205.101.255 | 256 | US |
allocated | 2022-09-30 | 42661bda423f… |
| 216.114.79.0 – 216.114.79.255 | 256 | US |
allocated | 2022-09-30 | fedc6f2c5e36… |
| 23.155.178.0 – 23.155.178.255 | 256 | US |
allocated | 2022-09-29 | 2df6413af3a6… |
| 158.252.0.0 – 158.253.255.255 | 131,072 | US |
allocated | 2022-09-29 | 20c786e8edd8… |
| 158.254.0.0 – 158.254.255.255 | 65,536 | US |
allocated | 2022-09-29 | 20c786e8edd8… |
| 164.152.158.0 – 164.152.159.255 | 512 | US |
allocated | 2022-09-29 | a2574fb60a73… |
| 168.191.0.0 – 168.191.255.255 | 65,536 | US |
allocated | 2022-09-29 | 20c786e8edd8… |
| 168.192.0.0 – 168.193.255.255 | 131,072 | US |
allocated | 2022-09-29 | 20c786e8edd8… |
| 192.157.32.0 – 192.157.35.255 | 1,024 | US |
allocated | 2022-09-29 | 20c786e8edd8… |
| 192.157.36.0 – 192.157.37.255 | 512 | US |
allocated | 2022-09-29 | 5124c93dd6e7… |
| 192.157.64.0 – 192.157.71.255 | 2,048 | US |
allocated | 2022-09-29 | 20c786e8edd8… |
| 192.157.72.0 – 192.157.73.255 | 512 | US |
allocated | 2022-09-29 | 20c786e8edd8… |
| 192.251.141.0 – 192.251.141.255 | 256 | US |
allocated | 2022-09-29 | 20c786e8edd8… |
| 192.251.142.0 – 192.251.142.255 | 256 | US |
allocated | 2022-09-29 | 20c786e8edd8… |
| 206.133.0.0 – 206.133.255.255 | 65,536 | US |
allocated | 2022-09-29 | 20c786e8edd8… |
| 206.134.0.0 – 206.134.255.255 | 65,536 | US |
allocated | 2022-09-29 | 20c786e8edd8… |
| 207.9.0.0 – 207.9.255.255 | 65,536 | US |
allocated | 2022-09-29 | 20c786e8edd8… |
| 40.234.0.0 – 40.234.255.255 | 65,536 | US |
allocated | 2022-09-28 | 20c786e8edd8… |
| 40.235.0.0 – 40.235.63.255 | 16,384 | US |
allocated | 2022-09-28 | 20c786e8edd8… |
| 40.239.0.0 – 40.239.255.255 | 65,536 | US |
allocated | 2022-09-28 | 20c786e8edd8… |
| 63.134.0.0 – 63.134.127.255 | 32,768 | US |
allocated | 2022-09-28 | 20c786e8edd8… |
| 63.176.0.0 – 63.191.255.255 | 1,048,576 | US |
allocated | 2022-09-28 | 20c786e8edd8… |
| 65.176.0.0 – 65.179.255.255 | 262,144 | US |
allocated | 2022-09-28 | 20c786e8edd8… |
| 74.80.239.0 – 74.80.239.255 | 256 | US |
allocated | 2022-09-28 | f3c1a935ab74… |
| 66.220.42.0 – 66.220.43.255 | 512 | US |
allocated | 2022-09-27 | aa66a9dd9657… |
| 161.228.192.0 – 161.228.255.255 | 16,384 | US |
allocated | 2022-09-27 | 20c786e8edd8… |
| 209.188.101.0 – 209.188.101.255 | 256 | US |
allocated | 2022-09-27 | 9480ab57fd3e… |
| 23.141.152.0 – 23.141.152.255 | 256 | US |
allocated | 2022-09-26 | 1d040b59dcf0… |
| 23.141.168.0 – 23.141.168.255 | 256 | CA |
allocated | 2022-09-26 | c8a04541dc87… |
| 23.141.184.0 – 23.141.184.255 | 256 | US |
allocated | 2022-09-26 | df16a502d055… |
| 54.0.0.0 – 54.0.255.255 | 65,536 | US |
allocated | 2022-09-26 | 20c786e8edd8… |
| 54.25.0.0 – 54.25.255.255 | 65,536 | US |
allocated | 2022-09-26 | 20c786e8edd8… |
| 54.26.0.0 – 54.26.255.255 | 65,536 | US |
allocated | 2022-09-26 | 20c786e8edd8… |
| 54.32.0.0 – 54.33.255.255 | 131,072 | US |
allocated | 2022-09-26 | 20c786e8edd8… |
| 54.54.0.0 – 54.55.255.255 | 131,072 | US |
allocated | 2022-09-26 | 20c786e8edd8… |
| 54.109.0.0 – 54.109.255.255 | 65,536 | US |
allocated | 2022-09-26 | 20c786e8edd8… |
| 66.111.61.0 – 66.111.61.255 | 256 | US |
allocated | 2022-09-26 | d59c56cba1a3… |
| 135.133.0.0 – 135.133.255.255 | 65,536 | US |
allocated | 2022-09-26 | 20c786e8edd8… |
| 138.70.0.0 – 138.70.255.255 | 65,536 | US |
allocated | 2022-09-26 | 20c786e8edd8… |
| 164.152.122.0 – 164.152.123.255 | 512 | CA |
allocated | 2022-09-26 | d25500f8c205… |
| 194.21.64.0 – 194.21.127.255 | 16,384 | US |
allocated | 2022-09-26 | 20c786e8edd8… |
| 194.21.192.0 – 194.21.255.255 | 16,384 | US |
allocated | 2022-09-26 | 20c786e8edd8… |
| 195.60.166.0 – 195.60.167.255 | 512 | US |
allocated | 2022-09-26 | 555d96f84ca8… |
| 195.88.218.0 – 195.88.219.255 | 512 | US |
allocated | 2022-09-26 | 555d96f84ca8… |
| 23.141.136.0 – 23.141.136.255 | 256 | US |
allocated | 2022-09-23 | a3c638bb56dd… |
| 192.103.253.0 – 192.103.253.255 | 256 | US |
allocated | 2022-09-23 | 9d4db00d09ff… |
| 198.206.130.0 – 198.206.131.255 | 512 | US |
allocated | 2022-09-23 | d08edc8a69cc… |
| 199.254.158.0 – 199.254.158.255 | 256 | US |
allocated | 2022-09-23 | 38bcc1d7467e… |
| 23.141.104.0 – 23.141.104.255 | 256 | CA |
allocated | 2022-09-22 | 8b70f5ea7fd4… |
| 23.141.120.0 – 23.141.120.255 | 256 | CA |
allocated | 2022-09-22 | 41b45f580eb7… |
| 162.223.176.0 – 162.223.179.255 | 1,024 | US |
allocated | 2022-09-22 | c79ab9d295a2… |
| 23.141.56.0 – 23.141.56.255 | 256 | US |
allocated | 2022-09-21 | fd6fec0862b2… |
| 23.141.82.0 – 23.141.82.255 | 256 | US |
allocated | 2022-09-21 | 7a0384c60223… |
| 23.141.88.0 – 23.141.88.255 | 256 | US |
allocated | 2022-09-21 | 3cd80b7c4f3e… |
| 23.141.40.0 – 23.141.40.255 | 256 | US |
allocated | 2022-09-20 | 5ad1cfadf3fc… |
| 157.137.0.0 – 157.137.255.255 | 65,536 | US |
allocated | 2022-09-20 | ace55d4dc090… |
| 173.244.224.0 – 173.244.255.255 | 8,192 | US |
allocated | 2022-09-20 | ae43a4dd7f0d… |
| 185.113.180.0 – 185.113.183.255 | 1,024 | US |
allocated | 2022-09-20 | ca082c765f5a… |
| 185.123.144.0 – 185.123.147.255 | 1,024 | US |
allocated | 2022-09-20 | ca082c765f5a… |
| 185.123.152.0 – 185.123.155.255 | 1,024 | US |
allocated | 2022-09-20 | ca082c765f5a… |