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 |
|---|---|---|---|---|---|
| 192.138.223.0 – 192.138.223.255 | 256 |  US |
allocated | 1992-05-28 | e715021ae870… |
| 192.138.224.0 – 192.138.224.255 | 256 | US |
allocated | 1992-05-28 | e715021ae870… |
| 192.152.169.0 – 192.152.169.255 | 256 | US |
allocated | 1992-05-28 | 45fe880b68a8… |
| 192.152.170.0 – 192.152.170.255 | 256 | US |
allocated | 1992-05-28 | 45fe880b68a8… |
| 192.152.171.0 – 192.152.171.255 | 256 | US |
allocated | 1992-05-28 | 45fe880b68a8… |
| 192.152.172.0 – 192.152.172.255 | 256 | US |
allocated | 1992-05-28 | 45fe880b68a8… |
| 192.152.173.0 – 192.152.173.255 | 256 | US |
allocated | 1992-05-28 | 45fe880b68a8… |
| 192.152.175.0 – 192.152.175.255 | 256 | US |
allocated | 1992-05-28 | 7cabb490f033… |
| 192.152.176.0 – 192.152.176.255 | 256 | US |
allocated | 1992-05-28 | 7cabb490f033… |
| 192.152.177.0 – 192.152.177.255 | 256 | US |
allocated | 1992-05-28 | 7cabb490f033… |
| 192.152.178.0 – 192.152.178.255 | 256 | US |
allocated | 1992-05-28 | 7cabb490f033… |
| 192.152.179.0 – 192.152.179.255 | 256 | US |
allocated | 1992-05-28 | 7cabb490f033… |
| 192.156.241.0 – 192.156.241.255 | 256 | US |
allocated | 1992-05-28 | 37fe01d6d027… |
| 192.156.242.0 – 192.156.242.255 | 256 | US |
allocated | 1992-05-28 | e43f12c6ea05… |
| 192.156.243.0 – 192.156.243.255 | 256 | US |
allocated | 1992-05-28 | e43f12c6ea05… |
| 192.175.8.0 – 192.175.8.255 | 256 | US |
allocated | 1992-05-28 | 7fcd5c8b03e8… |
| 192.175.9.0 – 192.175.9.255 | 256 | US |
allocated | 1992-05-28 | 7fcd5c8b03e8… |
| 192.175.10.0 – 192.175.10.255 | 256 | US |
allocated | 1992-05-28 | 7fcd5c8b03e8… |
| 192.175.11.0 – 192.175.11.255 | 256 | US |
allocated | 1992-05-28 | 7fcd5c8b03e8… |
| 192.175.12.0 – 192.175.12.255 | 256 | US |
allocated | 1992-05-28 | 7fcd5c8b03e8… |
| 161.51.0.0 – 161.51.31.255 | 8,192 | US |
allocated | 1992-05-27 | 170e28ce39f8… |
| 161.51.32.0 – 161.51.47.255 | 4,096 | US |
allocated | 1992-05-27 | 170e28ce39f8… |
| 161.51.98.0 – 161.51.98.255 | 256 | US |
allocated | 1992-05-27 | 170e28ce39f8… |
| 161.51.100.0 – 161.51.100.255 | 256 | US |
allocated | 1992-05-27 | 170e28ce39f8… |
| 161.51.102.0 – 161.51.103.255 | 512 | US |
allocated | 1992-05-27 | 170e28ce39f8… |
| 161.51.104.0 – 161.51.111.255 | 2,048 | US |
allocated | 1992-05-27 | 170e28ce39f8… |
| 161.51.112.0 – 161.51.127.255 | 4,096 | US |
allocated | 1992-05-27 | 170e28ce39f8… |
| 161.51.254.0 – 161.51.254.255 | 256 | US |
allocated | 1992-05-27 | 170e28ce39f8… |
| 192.160.147.0 – 192.160.147.255 | 256 | US |
allocated | 1992-05-27 | 5ad9a05b08c3… |
| 192.160.148.0 – 192.160.148.255 | 256 | US |
allocated | 1992-05-27 | a71f81ddbdfd… |
| 192.160.149.0 – 192.160.149.255 | 256 | US |
allocated | 1992-05-27 | 32977d743b8a… |
| 192.160.150.0 – 192.160.150.255 | 256 | US |
allocated | 1992-05-27 | a71f81ddbdfd… |
| 192.160.151.0 – 192.160.151.255 | 256 | US |
allocated | 1992-05-27 | a71f81ddbdfd… |
| 192.160.153.0 – 192.160.153.255 | 256 | US |
allocated | 1992-05-27 | fa22bf1bce43… |
| 192.160.154.0 – 192.160.154.255 | 256 | US |
allocated | 1992-05-27 | 0cea932b335a… |
| 192.160.158.0 – 192.160.158.255 | 256 | US |
allocated | 1992-05-27 | 45fe880b68a8… |
| 192.160.159.0 – 192.160.159.255 | 256 | US |
allocated | 1992-05-27 | 45fe880b68a8… |
| 192.174.8.0 – 192.174.8.255 | 256 | US |
allocated | 1992-05-27 | 3c5953e91979… |
| 192.174.9.0 – 192.174.9.255 | 256 | US |
allocated | 1992-05-27 | 3c5953e91979… |
| 192.174.10.0 – 192.174.10.255 | 256 | US |
allocated | 1992-05-27 | 3c5953e91979… |
| 192.174.11.0 – 192.174.11.255 | 256 | US |
allocated | 1992-05-27 | 3c5953e91979… |
| 192.174.12.0 – 192.174.12.255 | 256 | US |
allocated | 1992-05-27 | 3c5953e91979… |
| 192.174.13.0 – 192.174.13.255 | 256 | US |
allocated | 1992-05-27 | 3c5953e91979… |
| 192.174.14.0 – 192.174.14.255 | 256 | US |
allocated | 1992-05-27 | 3c5953e91979… |
| 160.109.0.0 – 160.109.255.255 | 65,536 | US |
allocated | 1992-05-26 | c0596c9d1e12… |
| 160.110.0.0 – 160.110.255.255 | 65,536 | US |
allocated | 1992-05-26 | c0596c9d1e12… |
| 160.232.0.0 – 160.232.255.255 | 65,536 | US |
allocated | 1992-05-26 | 6154750e26cb… |
| 192.139.129.0 – 192.139.129.255 | 256 |  CA |
allocated | 1992-05-26 | 7ae6dc2da00d… |
| 192.139.130.0 – 192.139.130.255 | 256 | CA |
allocated | 1992-05-26 | 54ec73eff19a… |
| 192.154.127.0 – 192.154.127.255 | 256 | US |
allocated | 1992-05-26 | 819e7ea405fd… |
| 192.157.31.0 – 192.157.31.255 | 256 | US |
allocated | 1992-05-26 | 819e7ea405fd… |
| 192.158.254.0 – 192.158.254.255 | 256 | US |
allocated | 1992-05-26 | 819e7ea405fd… |
| 192.171.7.0 – 192.171.7.255 | 256 | US |
allocated | 1992-05-26 | 819e7ea405fd… |
| 192.152.154.0 – 192.152.154.255 | 256 | US |
allocated | 1992-05-22 | f44db354b939… |
| 192.152.155.0 – 192.152.155.255 | 256 | US |
allocated | 1992-05-22 | 769c1a5721c2… |
| 192.152.159.0 – 192.152.159.255 | 256 | US |
allocated | 1992-05-22 | 3ebbfa94ad3e… |
| 192.152.160.0 – 192.152.160.255 | 256 | US |
allocated | 1992-05-22 | 65e4ea42e57f… |
| 192.152.161.0 – 192.152.161.255 | 256 | US |
allocated | 1992-05-22 | 73adbe4c71da… |
| 192.152.162.0 – 192.152.162.255 | 256 | US |
allocated | 1992-05-22 | 08c7da667477… |
| 192.152.163.0 – 192.152.163.255 | 256 | US |
allocated | 1992-05-22 | b5299e4f6249… |
| 192.152.168.0 – 192.152.168.255 | 256 | US |
allocated | 1992-05-22 | a4ea92057f20… |
| 192.160.135.0 – 192.160.135.255 | 256 | US |
allocated | 1992-05-22 | 950f88a9af3a… |
| 192.160.136.0 – 192.160.136.255 | 256 | US |
allocated | 1992-05-22 | 950f88a9af3a… |
| 192.160.137.0 – 192.160.137.255 | 256 | US |
allocated | 1992-05-22 | 950f88a9af3a… |
| 192.160.139.0 – 192.160.139.255 | 256 | US |
allocated | 1992-05-22 | 36461df0e4b1… |
| 192.160.140.0 – 192.160.140.255 | 256 | US |
allocated | 1992-05-22 | 36461df0e4b1… |
| 192.160.141.0 – 192.160.141.255 | 256 | US |
allocated | 1992-05-22 | 36461df0e4b1… |
| 192.160.144.0 – 192.160.144.255 | 256 | US |
allocated | 1992-05-22 | 8e5c497a10a9… |
| 192.160.145.0 – 192.160.145.255 | 256 | US |
allocated | 1992-05-22 | 73697454d285… |
| 192.160.146.0 – 192.160.146.255 | 256 | US |
allocated | 1992-05-22 | aea28aa07290… |
| 192.173.8.0 – 192.173.8.255 | 256 | US |
allocated | 1992-05-22 | 6e7fadb2942b… |
| 192.173.9.0 – 192.173.9.255 | 256 | US |
allocated | 1992-05-22 | 6e7fadb2942b… |
| 192.173.12.0 – 192.173.12.255 | 256 | US |
allocated | 1992-05-22 | 6e7fadb2942b… |
| 161.49.188.0 – 161.49.191.255 | 1,024 | US |
allocated | 1992-05-21 | 06ec46902440… |
| 161.49.232.0 – 161.49.239.255 | 2,048 | US |
allocated | 1992-05-21 | 06ec46902440… |
| 161.49.240.0 – 161.49.255.255 | 4,096 | US |
allocated | 1992-05-21 | 06ec46902440… |
| 192.153.151.0 – 192.153.151.255 | 256 | US |
allocated | 1992-05-21 | 45fe880b68a8… |
| 192.160.124.0 – 192.160.124.255 | 256 | US |
allocated | 1992-05-21 | 1f0baed1f8be… |
| 192.160.125.0 – 192.160.125.255 | 256 | US |
allocated | 1992-05-21 | 70d764dbd66a… |
| 192.160.129.0 – 192.160.129.255 | 256 | US |
allocated | 1992-05-21 | 63778e0a60c1… |
| 192.160.130.0 – 192.160.130.255 | 256 | US |
allocated | 1992-05-21 | 092dc88f4a0e… |
| 192.160.131.0 – 192.160.131.255 | 256 | US |
allocated | 1992-05-21 | 092dc88f4a0e… |
| 192.160.133.0 – 192.160.133.255 | 256 | US |
allocated | 1992-05-21 | 646847059361… |
| 192.160.134.0 – 192.160.134.255 | 256 | US |
allocated | 1992-05-21 | 4bb526447c9f… |
| 159.191.0.0 – 159.191.255.255 | 65,536 | US |
allocated | 1992-05-20 | 82e471206721… |
| 192.132.240.0 – 192.132.240.255 | 256 | US |
allocated | 1992-05-20 | ea5e4611d1f7… |
| 192.135.71.0 – 192.135.71.255 | 256 | US |
allocated | 1992-05-20 | e220ed812a4c… |
| 192.135.72.0 – 192.135.75.255 | 1,024 | US |
allocated | 1992-05-20 | e220ed812a4c… |
| 192.137.0.0 – 192.137.15.255 | 4,096 | US |
allocated | 1992-05-20 | d421c651a84f… |
| 192.137.16.0 – 192.137.19.255 | 1,024 | US |
allocated | 1992-05-20 | 1e6aecf01600… |
| 192.137.20.0 – 192.137.20.255 | 256 | US |
allocated | 1992-05-20 | d421c651a84f… |
| 192.137.21.0 – 192.137.21.255 | 256 | US |
allocated | 1992-05-20 | 4a34b9f7ce6e… |
| 192.137.22.0 – 192.137.23.255 | 512 | US |
allocated | 1992-05-20 | d421c651a84f… |
| 192.137.28.0 – 192.137.29.255 | 512 | US |
allocated | 1992-05-20 | d421c651a84f… |
| 192.137.30.0 – 192.137.30.255 | 256 | US |
allocated | 1992-05-20 | d421c651a84f… |
| 192.137.31.0 – 192.137.31.255 | 256 | US |
allocated | 1992-05-20 | 4a34b9f7ce6e… |
| 192.137.32.0 – 192.137.39.255 | 2,048 | US |
allocated | 1992-05-20 | 4a34b9f7ce6e… |
| 192.137.40.0 – 192.137.40.255 | 256 | US |
allocated | 1992-05-20 | 4a34b9f7ce6e… |
| 192.137.41.0 – 192.137.41.255 | 256 | US |
allocated | 1992-05-20 | d421c651a84f… |
| 192.137.42.0 – 192.137.43.255 | 512 | US |
allocated | 1992-05-20 | 4a34b9f7ce6e… |