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
1.64B
1,644,924,416
📦
IPv4 networks
76,763
delegated blocks
🧭
IPv6 networks
11,451
delegated blocks
🔗
Autonomous systems
34,128
ASNs
// browse the objects
Browse the ARIN registry
| Range | Addresses | Country | Status | Allocated | Org handle |
|---|---|---|---|---|---|
| 159.77.0.0 – 159.77.255.255 | 65,536 |  US |
allocated | 1992-03-19 | 45fe880b68a8… |
| 159.78.0.0 – 159.78.255.255 | 65,536 | US |
allocated | 1992-03-19 | cdb7d42057bd… |
| 192.136.133.0 – 192.136.133.255 | 256 | US |
allocated | 1992-03-19 | 45fe880b68a8… |
| 192.139.63.0 – 192.139.63.255 | 256 |  CA |
allocated | 1992-03-19 | 8ea03eeb65bd… |
| 192.139.64.0 – 192.139.64.255 | 256 | CA |
allocated | 1992-03-19 | b111845fcd59… |
| 192.139.65.0 – 192.139.65.255 | 256 | CA |
allocated | 1992-03-19 | eadf3b5c2d67… |
| 192.139.66.0 – 192.139.66.255 | 256 | CA |
allocated | 1992-03-19 | eadf3b5c2d67… |
| 192.139.67.0 – 192.139.67.255 | 256 | CA |
allocated | 1992-03-19 | eadf3b5c2d67… |
| 192.139.68.0 – 192.139.68.255 | 256 | CA |
allocated | 1992-03-19 | eadf3b5c2d67… |
| 192.149.223.0 – 192.149.223.255 | 256 | US |
allocated | 1992-03-19 | 7bfe7160b82a… |
| 192.150.206.0 – 192.150.206.255 | 256 | US |
allocated | 1992-03-19 | a83402fc91ca… |
| 192.150.210.0 – 192.150.210.255 | 256 | US |
allocated | 1992-03-19 | 8bc9e6343613… |
| 192.150.212.0 – 192.150.212.255 | 256 | US |
allocated | 1992-03-19 | 616842b667c0… |
| 192.150.216.0 – 192.150.216.255 | 256 | US |
allocated | 1992-03-19 | 82fd16eb4d7b… |
| 192.150.217.0 – 192.150.217.255 | 256 | US |
allocated | 1992-03-19 | 82fd16eb4d7b… |
| 152.159.0.0 – 152.159.255.255 | 65,536 | US |
allocated | 1992-03-18 | 5188c1736654… |
| 158.130.0.0 – 158.130.255.255 | 65,536 | US |
allocated | 1992-03-18 | f56754654451… |
| 158.163.0.0 – 158.163.255.255 | 65,536 | CA |
allocated | 1992-03-18 | 710387f1f6ff… |
| 158.164.0.0 – 158.164.255.255 | 65,536 | US |
allocated | 1992-03-18 | dd02f9b1a9de… |
| 192.150.191.0 – 192.150.191.255 | 256 | US |
allocated | 1992-03-18 | 10e41417fac0… |
| 192.150.199.0 – 192.150.199.255 | 256 | US |
allocated | 1992-03-18 | 60e46bf0df1f… |
| 192.150.201.0 – 192.150.201.255 | 256 | US |
allocated | 1992-03-18 | a173e43ca8ce… |
| 54.1.0.0 – 54.1.255.255 | 65,536 | US |
allocated | 1992-03-17 | be93f006e4f9… |
| 54.3.0.0 – 54.3.255.255 | 65,536 | US |
allocated | 1992-03-17 | be93f006e4f9… |
| 54.4.0.0 – 54.4.255.255 | 65,536 | US |
allocated | 1992-03-17 | be93f006e4f9… |
| 54.10.0.0 – 54.11.255.255 | 131,072 | US |
allocated | 1992-03-17 | be93f006e4f9… |
| 54.13.0.0 – 54.13.255.255 | 65,536 | US |
allocated | 1992-03-17 | be93f006e4f9… |
| 54.14.0.0 – 54.14.255.255 | 65,536 | US |
allocated | 1992-03-17 | be93f006e4f9… |
| 54.23.0.0 – 54.23.255.255 | 65,536 | US |
allocated | 1992-03-17 | be93f006e4f9… |
| 54.24.0.0 – 54.24.255.255 | 65,536 | US |
allocated | 1992-03-17 | be93f006e4f9… |
| 54.28.0.0 – 54.28.255.255 | 65,536 | US |
allocated | 1992-03-17 | be93f006e4f9… |
| 54.30.0.0 – 54.30.255.255 | 65,536 | US |
allocated | 1992-03-17 | be93f006e4f9… |
| 54.40.0.0 – 54.41.255.255 | 131,072 | US |
allocated | 1992-03-17 | be93f006e4f9… |
| 54.42.0.0 – 54.42.255.255 | 65,536 | US |
allocated | 1992-03-17 | be93f006e4f9… |
| 54.44.0.0 – 54.44.255.255 | 65,536 | US |
allocated | 1992-03-17 | be93f006e4f9… |
| 54.48.0.0 – 54.51.255.255 | 262,144 | US |
allocated | 1992-03-17 | be93f006e4f9… |
| 54.52.0.0 – 54.53.255.255 | 131,072 | US |
allocated | 1992-03-17 | be93f006e4f9… |
| 54.56.0.0 – 54.57.255.255 | 131,072 | US |
allocated | 1992-03-17 | be93f006e4f9… |
| 54.58.0.0 – 54.58.255.255 | 65,536 | US |
allocated | 1992-03-17 | be93f006e4f9… |
| 54.61.0.0 – 54.61.255.255 | 65,536 | US |
allocated | 1992-03-17 | be93f006e4f9… |
| 54.62.0.0 – 54.62.255.255 | 65,536 | US |
allocated | 1992-03-17 | be93f006e4f9… |
| 54.96.0.0 – 54.99.255.255 | 262,144 | US |
allocated | 1992-03-17 | be93f006e4f9… |
| 54.101.0.0 – 54.101.255.255 | 65,536 | US |
allocated | 1992-03-17 | be93f006e4f9… |
| 54.103.0.0 – 54.103.255.255 | 65,536 | US |
allocated | 1992-03-17 | be93f006e4f9… |
| 54.105.0.0 – 54.105.255.255 | 65,536 | US |
allocated | 1992-03-17 | be93f006e4f9… |
| 54.110.0.0 – 54.110.255.255 | 65,536 | US |
allocated | 1992-03-17 | be93f006e4f9… |
| 54.120.0.0 – 54.120.255.255 | 65,536 | US |
allocated | 1992-03-17 | be93f006e4f9… |
| 54.125.0.0 – 54.125.255.255 | 65,536 | US |
allocated | 1992-03-17 | be93f006e4f9… |
| 54.129.0.0 – 54.129.255.255 | 65,536 | US |
allocated | 1992-03-17 | be93f006e4f9… |
| 54.140.0.0 – 54.143.255.255 | 262,144 | US |
allocated | 1992-03-17 | be93f006e4f9… |
| 158.159.0.0 – 158.159.255.255 | 65,536 | US |
allocated | 1992-03-17 | 8d307ce9451c… |
| 159.74.0.0 – 159.74.255.255 | 65,536 | US |
allocated | 1992-03-17 | d40c2e3a6663… |
| 159.102.0.0 – 159.102.255.255 | 65,536 | US |
allocated | 1992-03-17 | c79d1694f3f5… |
| 163.191.0.0 – 163.191.255.255 | 65,536 | US |
allocated | 1992-03-17 | 7afa76fbe879… |
| 192.149.202.0 – 192.149.202.255 | 256 |  GU |
allocated | 1992-03-17 | 7a244f460286… |
| 192.149.203.0 – 192.149.203.255 | 256 | US |
allocated | 1992-03-17 | ac4b7adf46ae… |
| 192.149.204.0 – 192.149.204.255 | 256 | US |
allocated | 1992-03-17 | 45fe880b68a8… |
| 192.149.205.0 – 192.149.205.255 | 256 | US |
allocated | 1992-03-17 | 464bd71626b8… |
| 192.149.206.0 – 192.149.206.255 | 256 | US |
allocated | 1992-03-17 | 464bd71626b8… |
| 192.149.207.0 – 192.149.207.255 | 256 | US |
allocated | 1992-03-17 | 464bd71626b8… |
| 192.149.208.0 – 192.149.208.255 | 256 | US |
allocated | 1992-03-17 | 4cec52d4d51b… |
| 192.149.211.0 – 192.149.211.255 | 256 | US |
allocated | 1992-03-17 | d82ef7eb2451… |
| 192.149.212.0 – 192.149.212.255 | 256 | US |
allocated | 1992-03-17 | 900a15a63ca1… |
| 192.149.213.0 – 192.149.213.255 | 256 | US |
allocated | 1992-03-17 | 45fe880b68a8… |
| 192.149.214.0 – 192.149.214.255 | 256 | US |
allocated | 1992-03-17 | 45fe880b68a8… |
| 192.149.215.0 – 192.149.215.255 | 256 | US |
allocated | 1992-03-17 | 45fe880b68a8… |
| 192.149.216.0 – 192.149.216.255 | 256 | US |
allocated | 1992-03-17 | 45fe880b68a8… |
| 192.149.217.0 – 192.149.217.255 | 256 | US |
allocated | 1992-03-17 | 45fe880b68a8… |
| 192.149.218.0 – 192.149.218.255 | 256 | US |
allocated | 1992-03-17 | 45fe880b68a8… |
| 192.149.220.0 – 192.149.220.255 | 256 | US |
allocated | 1992-03-17 | 134fcd9ed625… |
| 192.149.221.0 – 192.149.221.255 | 256 | US |
allocated | 1992-03-17 | cb4e22370b00… |
| 192.149.222.0 – 192.149.222.255 | 256 | US |
allocated | 1992-03-17 | f215c7da9a4b… |
| 192.150.161.0 – 192.150.161.255 | 256 | US |
allocated | 1992-03-17 | 749db1c21b96… |
| 192.150.162.0 – 192.150.163.255 | 512 | US |
allocated | 1992-03-17 | 749db1c21b96… |
| 192.150.164.0 – 192.150.167.255 | 1,024 | US |
allocated | 1992-03-17 | 749db1c21b96… |
| 192.150.168.0 – 192.150.168.255 | 256 | US |
allocated | 1992-03-17 | 7347b13c724c… |
| 192.150.169.0 – 192.150.169.255 | 256 | US |
allocated | 1992-03-17 | 7347b13c724c… |
| 192.150.170.0 – 192.150.170.255 | 256 | US |
allocated | 1992-03-17 | 7347b13c724c… |
| 192.150.171.0 – 192.150.171.255 | 256 | US |
allocated | 1992-03-17 | 33c25c62e879… |
| 192.150.172.0 – 192.150.172.255 | 256 | US |
allocated | 1992-03-17 | 433eb9f1a846… |
| 192.150.173.0 – 192.150.173.255 | 256 | US |
allocated | 1992-03-17 | 570cc0afe505… |
| 192.150.175.0 – 192.150.175.255 | 256 | US |
allocated | 1992-03-17 | e744d3ce0a8f… |
| 192.150.176.0 – 192.150.176.255 | 256 | US |
allocated | 1992-03-17 | e744d3ce0a8f… |
| 192.150.186.0 – 192.150.186.255 | 256 | US |
allocated | 1992-03-17 | 0ff513819226… |
| 192.150.187.0 – 192.150.187.255 | 256 | US |
allocated | 1992-03-17 | 0ff513819226… |
| 158.157.0.0 – 158.157.255.255 | 65,536 | US |
allocated | 1992-03-16 | 45fe880b68a8… |
| 192.150.141.0 – 192.150.141.255 | 256 | US |
allocated | 1992-03-16 | 947682d93962… |
| 192.150.143.0 – 192.150.143.255 | 256 | US |
allocated | 1992-03-16 | 7379fe43e216… |
| 192.150.145.0 – 192.150.145.255 | 256 | US |
allocated | 1992-03-16 | a845d357e504… |
| 192.150.147.0 – 192.150.147.255 | 256 | US |
allocated | 1992-03-16 | 4daaf2ddf26c… |
| 192.150.148.0 – 192.150.148.255 | 256 | US |
allocated | 1992-03-16 | 86df8218a107… |
| 192.150.149.0 – 192.150.149.255 | 256 | US |
allocated | 1992-03-16 | d62096349b43… |
| 192.150.150.0 – 192.150.150.255 | 256 | US |
allocated | 1992-03-16 | 64f9a5ecc243… |
| 158.153.0.0 – 158.153.255.255 | 65,536 | US |
allocated | 1992-03-13 | 45fe880b68a8… |
| 158.154.0.0 – 158.154.255.255 | 65,536 | US |
allocated | 1992-03-13 | 2d90cbf4f78e… |
| 158.155.0.0 – 158.155.255.255 | 65,536 | US |
allocated | 1992-03-13 | 92fb9d2f0a78… |
| 159.59.0.0 – 159.59.255.255 | 65,536 | US |
allocated | 1992-03-13 | 3341db128d60… |
| 159.61.0.0 – 159.61.63.255 | 16,384 | US |
allocated | 1992-03-13 | 20e6bf899752… |
| 159.61.64.0 – 159.61.79.255 | 4,096 | US |
allocated | 1992-03-13 | 20e6bf899752… |
| 159.61.81.0 – 159.61.81.255 | 256 | US |
allocated | 1992-03-13 | 20e6bf899752… |