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
1,645,629,696
📦
IPv4 networks
76,708
delegated blocks
🧭
IPv6 networks
11,353
delegated blocks
🔗
Autonomous systems
34,059
ASNs
// browse the objects
Browse the ARIN registry
| Range | Addresses | Country | Status | Allocated | Org handle |
|---|---|---|---|---|---|
| 192.146.113.0 – 192.146.113.255 | 256 |  US |
allocated | 2015-05-14 | e7bb144929f6… |
| 192.146.255.0 – 192.146.255.255 | 256 | US |
allocated | 2015-05-14 | fedc6f2c5e36… |
| 192.147.24.0 – 192.147.24.255 | 256 | US |
allocated | 2015-05-14 | 035883008354… |
| 192.147.116.0 – 192.147.116.255 | 256 | US |
allocated | 2015-05-14 | 5681aaad97f1… |
| 192.148.219.0 – 192.148.219.255 | 256 | US |
allocated | 2015-05-14 | db893f0a36b6… |
| 192.149.0.0 – 192.149.0.255 | 256 | US |
allocated | 2015-05-14 | 81da35e014f0… |
| 192.149.8.0 – 192.149.8.255 | 256 | US |
allocated | 2015-05-14 | 44084c3bffaa… |
| 192.149.17.0 – 192.149.17.255 | 256 | US |
allocated | 2015-05-14 | 939c63049690… |
| 192.243.214.0 – 192.243.215.255 | 512 |  CA |
allocated | 2015-05-14 | ed6727344d93… |
| 192.245.0.0 – 192.245.1.255 | 512 | US |
allocated | 2015-05-14 | 85559076cd7e… |
| 192.245.158.0 – 192.245.159.255 | 512 | US |
allocated | 2015-05-14 | d7d269cd8300… |
| 192.253.202.0 – 192.253.203.255 | 512 | US |
allocated | 2015-05-14 | 56ee0848404f… |
| 129.134.0.0 – 129.134.255.255 | 65,536 | US |
allocated | 2015-05-13 | 0db4b6da59d1… |
| 172.81.116.0 – 172.81.119.255 | 1,024 | US |
allocated | 2015-05-13 | aa5d19b9916f… |
| 192.136.118.0 – 192.136.118.255 | 256 | US |
allocated | 2015-05-13 | 50618498ae77… |
| 192.148.106.0 – 192.148.106.255 | 256 | US |
allocated | 2015-05-13 | 8f5335b1d085… |
| 192.149.10.0 – 192.149.10.255 | 256 | US |
allocated | 2015-05-13 | ff7710b4b4b1… |
| 216.99.16.0 – 216.99.23.255 | 2,048 | US |
allocated | 2015-05-13 | 6069d13e003d… |
| 170.178.156.0 – 170.178.159.255 | 1,024 | US |
allocated | 2015-05-12 | d1aaf081c16b… |
| 172.81.80.0 – 172.81.87.255 | 2,048 | US |
allocated | 2015-05-12 | 52bcc95af50b… |
| 192.135.196.0 – 192.135.196.255 | 256 | US |
allocated | 2015-05-12 | 8d4e71ae68d9… |
| 192.136.53.0 – 192.136.53.255 | 256 | CA |
allocated | 2015-05-12 | 71e08425a960… |
| 192.138.209.0 – 192.138.209.255 | 256 | US |
allocated | 2015-05-12 | 92e6c6430929… |
| 192.146.186.0 – 192.146.186.255 | 256 | US |
allocated | 2015-05-12 | 85f136789b84… |
| 192.146.199.0 – 192.146.199.255 | 256 | US |
allocated | 2015-05-12 | 58749029ba57… |
| 192.147.241.0 – 192.147.241.255 | 256 | US |
allocated | 2015-05-12 | 2ea40a076ec0… |
| 192.147.255.0 – 192.147.255.255 | 256 | US |
allocated | 2015-05-12 | e255334be4bb… |
| 192.234.104.0 – 192.234.105.255 | 512 | US |
allocated | 2015-05-12 | 5e1ad98a6965… |
| 192.234.202.0 – 192.234.203.255 | 512 | US |
allocated | 2015-05-12 | cc09c4995dc9… |
| 216.252.168.0 – 216.252.175.255 | 2,048 | US |
allocated | 2015-05-12 | 2f9859d34083… |
| 170.178.140.0 – 170.178.143.255 | 1,024 | US |
allocated | 2015-05-11 | 55ca8225b311… |
| 172.81.64.0 – 172.81.79.255 | 4,096 | US |
allocated | 2015-05-11 | e4a25f8062d9… |
| 192.234.120.0 – 192.234.121.255 | 512 | US |
allocated | 2015-05-11 | 33f6fc1f0504… |
| 192.236.10.0 – 192.236.11.255 | 512 | US |
allocated | 2015-05-11 | 8cd75c33d83b… |
| 131.153.0.0 – 131.153.127.255 | 32,768 | US |
allocated | 2015-05-08 | 5b367eafcaa7… |
| 131.153.128.0 – 131.153.191.255 | 16,384 | US |
allocated | 2015-05-08 | 5b367eafcaa7… |
| 131.153.192.0 – 131.153.223.255 | 8,192 | US |
allocated | 2015-05-08 | 5b367eafcaa7… |
| 131.153.224.0 – 131.153.239.255 | 4,096 | US |
allocated | 2015-05-08 | 5b367eafcaa7… |
| 131.153.240.0 – 131.153.247.255 | 2,048 | US |
allocated | 2015-05-08 | 5b367eafcaa7… |
| 170.178.136.0 – 170.178.139.255 | 1,024 | US |
allocated | 2015-05-08 | 46361260e6f7… |
| 192.75.23.0 – 192.75.23.255 | 256 | US |
allocated | 2015-05-08 | ec243b36fc4f… |
| 192.126.0.0 – 192.126.0.255 | 256 | US |
allocated | 2015-05-08 | 959844a3a16b… |
| 192.139.128.0 – 192.139.128.255 | 256 | US |
allocated | 2015-05-08 | d8fee7922e91… |
| 192.139.205.0 – 192.139.205.255 | 256 | US |
allocated | 2015-05-08 | 6e4d58d08b62… |
| 192.146.118.0 – 192.146.118.255 | 256 | US |
allocated | 2015-05-08 | 495abbdb0e86… |
| 192.234.32.0 – 192.234.33.255 | 512 | US |
allocated | 2015-05-08 | fb17d8df4094… |
| 192.234.118.0 – 192.234.119.255 | 512 | US |
allocated | 2015-05-08 | b809f80ec9cb… |
| 209.222.80.0 – 209.222.87.255 | 2,048 | US |
allocated | 2015-05-08 | d66a814e5c42… |
| 45.78.160.0 – 45.78.191.255 | 8,192 | CA |
allocated | 2015-05-07 | 7f8d2810def2… |
| 155.254.12.0 – 155.254.15.255 | 1,024 | US |
allocated | 2015-05-07 | 6fc5bd0223bb… |
| 158.222.36.0 – 158.222.39.255 | 1,024 | US |
allocated | 2015-05-07 | 1afb00c2edce… |
| 158.222.104.0 – 158.222.111.255 | 2,048 | CA |
allocated | 2015-05-07 | df04ba7e5e16… |
| 192.107.111.0 – 192.107.111.255 | 256 |  PR |
allocated | 2015-05-07 | b62cdc7719fc… |
| 192.139.192.0 – 192.139.192.255 | 256 |  MF |
allocated | 2015-05-07 | 19450e4b2b95… |
| 192.139.255.0 – 192.139.255.255 | 256 | US |
allocated | 2015-05-07 | 86d223035d67… |
| 158.222.32.0 – 158.222.35.255 | 1,024 | US |
allocated | 2015-05-06 | 29c3e989e995… |
| 172.80.0.0 – 172.80.127.255 | 32,768 | US |
allocated | 2015-05-06 | 81fd5ef7a214… |
| 192.135.206.0 – 192.135.206.255 | 256 | US |
allocated | 2015-05-06 | ff643137801c… |
| 192.138.9.0 – 192.138.9.255 | 256 | US |
allocated | 2015-05-06 | 9111ef1a08bf… |
| 192.138.189.0 – 192.138.189.255 | 256 | US |
allocated | 2015-05-06 | 6c8f2ed0d438… |
| 192.139.5.0 – 192.139.5.255 | 256 | US |
allocated | 2015-05-06 | ef3a97563521… |
| 192.139.20.0 – 192.139.20.255 | 256 | US |
allocated | 2015-05-06 | 40f0282d220c… |
| 192.139.132.0 – 192.139.132.255 | 256 | US |
allocated | 2015-05-06 | 4547c4e43a6c… |
| 192.139.139.0 – 192.139.139.255 | 256 | US |
allocated | 2015-05-06 | 4ec6ef89bbc8… |
| 192.139.147.0 – 192.139.147.255 | 256 | US |
allocated | 2015-05-06 | c4df65e6777b… |
| 192.139.189.0 – 192.139.189.255 | 256 | US |
allocated | 2015-05-06 | 0c61edc389d8… |
| 192.231.250.0 – 192.231.251.255 | 512 | US |
allocated | 2015-05-06 | 652918e5bea9… |
| 216.226.192.0 – 216.226.195.255 | 1,024 | US |
allocated | 2015-05-06 | 4748852ca107… |
| 45.78.0.0 – 45.78.63.255 | 16,384 | CA |
allocated | 2015-05-05 | b568a322da96… |
| 155.254.136.0 – 155.254.143.255 | 2,048 | CA |
allocated | 2015-05-05 | fbb3f3f6f222… |
| 192.138.133.0 – 192.138.133.255 | 256 | US |
allocated | 2015-05-05 | 7dbb6af2d87d… |
| 192.229.22.0 – 192.229.23.255 | 512 | US |
allocated | 2015-05-05 | cfaa2cf2019a… |
| 204.89.24.0 – 204.89.27.255 | 1,024 | US |
allocated | 2015-05-05 | c0589e175ef1… |
| 63.245.180.0 – 63.245.181.255 | 512 | US |
allocated | 2015-05-04 | a728ddf713dd… |
| 66.109.112.0 – 66.109.119.255 | 2,048 | US |
allocated | 2015-05-04 | 0c70d0786185… |
| 192.40.230.0 – 192.40.231.255 | 512 | US |
allocated | 2015-05-04 | 50a5aba5ffa0… |
| 192.132.255.0 – 192.132.255.255 | 256 | US |
allocated | 2015-05-04 | fb92779d38a4… |
| 192.138.255.0 – 192.138.255.255 | 256 | US |
allocated | 2015-05-04 | d0b9242f8671… |
| 192.139.0.0 – 192.139.0.255 | 256 | US |
allocated | 2015-05-04 | 381dded95e59… |
| 192.139.3.0 – 192.139.3.255 | 256 | US |
allocated | 2015-05-04 | aac30c285481… |
| 192.139.62.0 – 192.139.62.255 | 256 | US |
allocated | 2015-05-04 | 256eb3495d4d… |
| 192.207.18.0 – 192.207.18.255 | 256 | US |
allocated | 2015-05-04 | 87a8b671ec73… |
| 192.225.154.0 – 192.225.155.255 | 512 | US |
allocated | 2015-05-04 | ca2cdfd8b351… |
| 216.252.212.0 – 216.252.215.255 | 1,024 | CA |
allocated | 2015-05-04 | 18fc7c74e2f7… |
| 192.34.196.0 – 192.34.197.255 | 512 | US |
allocated | 2015-05-01 | b725a263242e… |
| 192.138.161.0 – 192.138.161.255 | 256 | US |
allocated | 2015-05-01 | 13a985733726… |
| 207.45.72.0 – 207.45.75.255 | 1,024 | US |
allocated | 2015-05-01 | 0978a55fb0ee… |
| 45.74.96.0 – 45.74.127.255 | 8,192 | CA |
allocated | 2015-04-30 | eaf29acc2780… |
| 192.131.21.0 – 192.131.21.255 | 256 | US |
allocated | 2015-04-30 | ce88a1224453… |
| 192.135.39.0 – 192.135.39.255 | 256 | US |
allocated | 2015-04-30 | 19ab44f746ce… |
| 192.136.103.0 – 192.136.103.255 | 256 | US |
allocated | 2015-04-30 | e531b91f78d4… |
| 192.138.99.0 – 192.138.99.255 | 256 | US |
allocated | 2015-04-30 | 3e1e0c92d65e… |
| 192.225.59.0 – 192.225.59.255 | 256 | US |
allocated | 2015-04-30 | d10fafb9fdb1… |
| 192.228.94.0 – 192.228.95.255 | 512 | US |
allocated | 2015-04-30 | a940dbcbf654… |
| 209.151.192.0 – 209.151.223.255 | 8,192 | US |
allocated | 2015-04-30 | f96d60cc4df8… |
| 216.226.196.0 – 216.226.199.255 | 1,024 | US |
allocated | 2015-04-30 | 47879c69c611… |
| 216.252.208.0 – 216.252.211.255 | 1,024 | CA |
allocated | 2015-04-30 | b3555906a062… |
| 45.79.0.0 – 45.79.255.255 | 65,536 | US |
allocated | 2015-04-29 | 8ff74c5691c8… |
| 192.126.69.0 – 192.126.69.255 | 256 | US |
allocated | 2015-04-29 | 791d77c3863d… |
| 192.223.11.0 – 192.223.11.255 | 256 | US |
allocated | 2015-04-29 | 7ff3bcf1d0e2… |