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
1,639,263,232
📦
IPv4 networks
76,743
delegated blocks
🧭
IPv6 networks
11,453
delegated blocks
🔗
Autonomous systems
34,133
ASNs
// browse the objects
Browse the ARIN registry
| Range | Addresses | Country | Status | Allocated | Org handle |
|---|---|---|---|---|---|
| 164.56.0.0 – 164.56.255.255 | 65,536 |  US |
allocated | 1992-12-05 | 850951f58947… |
| 164.57.0.0 – 164.57.127.255 | 32,768 | US |
allocated | 1992-12-05 | f059cd052d29… |
| 164.57.128.0 – 164.57.191.255 | 16,384 | US |
allocated | 1992-12-05 | f059cd052d29… |
| 164.57.192.0 – 164.57.223.255 | 8,192 | US |
allocated | 1992-12-05 | 9a65a87e3abf… |
| 164.57.224.0 – 164.57.255.255 | 8,192 | US |
allocated | 1992-12-05 | f059cd052d29… |
| 198.25.0.0 – 198.25.255.255 | 65,536 | US |
allocated | 1992-12-05 | 45fe880b68a8… |
| 198.26.0.0 – 198.26.255.255 | 65,536 | US |
allocated | 1992-12-05 | 45fe880b68a8… |
| 192.197.94.0 – 192.197.94.255 | 256 |  CA |
allocated | 1992-12-04 | 7a69bafac252… |
| 192.197.140.0 – 192.197.140.255 | 256 | CA |
allocated | 1992-12-04 | bdae121d34fd… |
| 192.251.163.0 – 192.251.163.255 | 256 | US |
allocated | 1992-12-04 | 39f84c35bd3b… |
| 162.138.0.0 – 162.138.255.255 | 65,536 | US |
allocated | 1992-12-03 | ae80255a20f1… |
| 162.139.0.0 – 162.139.255.255 | 65,536 | CA |
allocated | 1992-12-03 | bbacb2228e30… |
| 192.251.137.0 – 192.251.137.255 | 256 | US |
allocated | 1992-12-03 | 72c95edd0e52… |
| 192.251.138.0 – 192.251.138.255 | 256 | US |
allocated | 1992-12-03 | 6da1e6b0952d… |
| 192.251.139.0 – 192.251.139.255 | 256 | US |
allocated | 1992-12-03 | 10098fd78903… |
| 192.251.140.0 – 192.251.140.255 | 256 | US |
allocated | 1992-12-03 | f21130892698… |
| 192.251.144.0 – 192.251.144.255 | 256 | US |
allocated | 1992-12-03 | c51366fb9113… |
| 192.251.145.0 – 192.251.145.255 | 256 | US |
allocated | 1992-12-03 | 69f34212fa39… |
| 192.251.146.0 – 192.251.146.255 | 256 | US |
allocated | 1992-12-03 | 8f92eb7991b8… |
| 192.251.147.0 – 192.251.147.255 | 256 | US |
allocated | 1992-12-03 | a8b3f7917284… |
| 192.251.149.0 – 192.251.149.255 | 256 | US |
allocated | 1992-12-03 | b8cab65ae58b… |
| 192.251.150.0 – 192.251.150.255 | 256 | US |
allocated | 1992-12-03 | 8c65669f2349… |
| 192.251.151.0 – 192.251.151.255 | 256 | US |
allocated | 1992-12-03 | 405392d07cce… |
| 192.251.152.0 – 192.251.152.255 | 256 | US |
allocated | 1992-12-03 | 405392d07cce… |
| 192.251.153.0 – 192.251.153.255 | 256 | US |
allocated | 1992-12-03 | 405392d07cce… |
| 192.251.154.0 – 192.251.154.255 | 256 | US |
allocated | 1992-12-03 | 405392d07cce… |
| 192.251.155.0 – 192.251.155.255 | 256 | US |
allocated | 1992-12-03 | 2348ff0c79ab… |
| 192.251.156.0 – 192.251.156.255 | 256 | US |
allocated | 1992-12-03 | 0d5c8c9746d8… |
| 192.251.159.0 – 192.251.159.255 | 256 | US |
allocated | 1992-12-03 | 91f349d2878d… |
| 192.251.160.0 – 192.251.160.255 | 256 | US |
allocated | 1992-12-03 | 5156155c8378… |
| 192.251.161.0 – 192.251.161.255 | 256 | US |
allocated | 1992-12-03 | f000b4b250c5… |
| 192.251.162.0 – 192.251.162.255 | 256 | US |
allocated | 1992-12-03 | f04380fab65a… |
| 198.16.8.0 – 198.16.15.255 | 2,048 | US |
allocated | 1992-12-03 | 626f14d68caa… |
| 198.17.5.0 – 198.17.5.255 | 256 | US |
allocated | 1992-12-03 | 244bfd33f810… |
| 198.17.6.0 – 198.17.6.255 | 256 | US |
allocated | 1992-12-03 | b31d850e194d… |
| 198.17.8.0 – 198.17.8.255 | 256 | US |
allocated | 1992-12-03 | 1b30916494d5… |
| 198.17.9.0 – 198.17.9.255 | 256 | US |
allocated | 1992-12-03 | c9f2281ada9f… |
| 198.17.10.0 – 198.17.10.255 | 256 | US |
allocated | 1992-12-03 | c9f2281ada9f… |
| 198.17.11.0 – 198.17.11.255 | 256 | US |
allocated | 1992-12-03 | 014dd96ac169… |
| 198.17.12.0 – 198.17.12.255 | 256 | US |
allocated | 1992-12-03 | 17e41e1b21a5… |
| 198.17.13.0 – 198.17.13.255 | 256 | US |
allocated | 1992-12-03 | 6e96845fd8b3… |
| 198.17.16.0 – 198.17.16.255 | 256 | US |
allocated | 1992-12-03 | d72dff4ba162… |
| 198.17.17.0 – 198.17.17.255 | 256 | US |
allocated | 1992-12-03 | c523e5bc2cd5… |
| 198.17.18.0 – 198.17.18.255 | 256 | US |
allocated | 1992-12-03 | 99d44c550a8a… |
| 198.21.32.0 – 198.21.63.255 | 8,192 | US |
allocated | 1992-12-03 | 4d389837f8ff… |
| 198.21.64.0 – 198.21.79.255 | 4,096 | US |
allocated | 1992-12-03 | 4d389837f8ff… |
| 198.21.80.0 – 198.21.81.255 | 512 | US |
allocated | 1992-12-03 | 4d389837f8ff… |
| 198.22.53.0 – 198.22.53.255 | 256 | US |
allocated | 1992-12-03 | ac3832a3acba… |
| 198.22.54.0 – 198.22.55.255 | 512 | US |
allocated | 1992-12-03 | ac3832a3acba… |
| 198.22.56.0 – 198.22.56.255 | 256 | US |
allocated | 1992-12-03 | ac3832a3acba… |
| 198.22.57.0 – 198.22.57.255 | 256 | US |
allocated | 1992-12-03 | 64d2a522d309… |
| 198.22.58.0 – 198.22.58.255 | 256 | US |
allocated | 1992-12-03 | 45fe880b68a8… |
| 198.22.59.0 – 198.22.59.255 | 256 | US |
allocated | 1992-12-03 | 02106b6cda3d… |
| 198.22.62.0 – 198.22.62.255 | 256 | US |
allocated | 1992-12-03 | 0c170b4d97fe… |
| 198.22.63.0 – 198.22.63.255 | 256 | US |
allocated | 1992-12-03 | 0c170b4d97fe… |
| 198.22.64.0 – 198.22.64.255 | 256 | US |
allocated | 1992-12-03 | 0c170b4d97fe… |
| 198.22.65.0 – 198.22.65.255 | 256 | US |
allocated | 1992-12-03 | 0c170b4d97fe… |
| 198.22.66.0 – 198.22.66.255 | 256 | US |
allocated | 1992-12-03 | aefe14b35199… |
| 198.22.67.0 – 198.22.67.255 | 256 | US |
allocated | 1992-12-03 | 0c170b4d97fe… |
| 198.22.68.0 – 198.22.68.255 | 256 | US |
allocated | 1992-12-03 | 45fe880b68a8… |
| 198.22.69.0 – 198.22.69.255 | 256 | US |
allocated | 1992-12-03 | 45fe880b68a8… |
| 198.23.0.0 – 198.23.15.255 | 4,096 | US |
allocated | 1992-12-03 | e220ed812a4c… |
| 198.23.16.0 – 198.23.23.255 | 2,048 | US |
allocated | 1992-12-03 | e220ed812a4c… |
| 198.23.24.0 – 198.23.25.255 | 512 | US |
allocated | 1992-12-03 | e220ed812a4c… |
| 198.24.0.0 – 198.24.7.255 | 2,048 | US |
allocated | 1992-12-03 | 41d606401cb6… |
| 198.24.8.0 – 198.24.9.255 | 512 | US |
allocated | 1992-12-03 | 41d606401cb6… |
| 142.222.0.0 – 142.222.255.255 | 65,536 | CA |
allocated | 1992-12-02 | 47681701b6fc… |
| 192.139.201.0 – 192.139.201.255 | 256 | CA |
allocated | 1992-12-02 | 84344661f626… |
| 192.139.202.0 – 192.139.202.255 | 256 | CA |
allocated | 1992-12-02 | 84344661f626… |
| 192.139.203.0 – 192.139.203.255 | 256 | CA |
allocated | 1992-12-02 | 84344661f626… |
| 192.139.204.0 – 192.139.204.255 | 256 | CA |
allocated | 1992-12-02 | 84344661f626… |
| 192.197.88.0 – 192.197.88.255 | 256 | CA |
allocated | 1992-12-02 | cfdab798f879… |
| 192.197.90.0 – 192.197.90.255 | 256 | CA |
allocated | 1992-12-02 | 773ae13e8f72… |
| 192.197.124.0 – 192.197.124.255 | 256 | CA |
allocated | 1992-12-02 | dfdd4ba51806… |
| 192.197.125.0 – 192.197.125.255 | 256 | CA |
allocated | 1992-12-02 | dfdd4ba51806… |
| 192.197.126.0 – 192.197.126.255 | 256 | CA |
allocated | 1992-12-02 | dfdd4ba51806… |
| 192.197.127.0 – 192.197.127.255 | 256 | CA |
allocated | 1992-12-02 | dfdd4ba51806… |
| 192.197.128.0 – 192.197.128.255 | 256 | CA |
allocated | 1992-12-02 | 9d0ef134dcbb… |
| 192.197.129.0 – 192.197.129.255 | 256 | CA |
allocated | 1992-12-02 | e3ecd4bba475… |
| 192.197.130.0 – 192.197.130.255 | 256 | CA |
allocated | 1992-12-02 | e3ecd4bba475… |
| 192.197.131.0 – 192.197.131.255 | 256 | CA |
allocated | 1992-12-02 | e3ecd4bba475… |
| 192.197.132.0 – 192.197.132.255 | 256 | CA |
allocated | 1992-12-02 | e3ecd4bba475… |
| 192.197.133.0 – 192.197.133.255 | 256 | CA |
allocated | 1992-12-02 | 12b94e98546b… |
| 192.197.134.0 – 192.197.134.255 | 256 | CA |
allocated | 1992-12-02 | 61ad4c73b1dd… |
| 192.197.233.0 – 192.197.233.255 | 256 | CA |
allocated | 1992-12-02 | 8e7db556b6c8… |
| 192.197.234.0 – 192.197.234.255 | 256 | CA |
allocated | 1992-12-02 | 8e7db556b6c8… |
| 192.197.235.0 – 192.197.235.255 | 256 | CA |
allocated | 1992-12-02 | 8e7db556b6c8… |
| 192.197.236.0 – 192.197.236.255 | 256 | CA |
allocated | 1992-12-02 | 8e7db556b6c8… |
| 192.197.237.0 – 192.197.237.255 | 256 | CA |
allocated | 1992-12-02 | 8e7db556b6c8… |
| 192.197.238.0 – 192.197.238.255 | 256 | CA |
allocated | 1992-12-02 | 8e7db556b6c8… |
| 198.16.16.0 – 198.16.23.255 | 2,048 | US |
allocated | 1992-12-02 | 0b040c26b7dc… |
| 198.16.24.0 – 198.16.24.255 | 256 | US |
allocated | 1992-12-02 | 0b040c26b7dc… |
| 198.22.38.0 – 198.22.38.255 | 256 | US |
allocated | 1992-12-02 | f58cde3d202f… |
| 198.22.39.0 – 198.22.39.255 | 256 | US |
allocated | 1992-12-02 | 4e2a0a9f1710… |
| 198.22.42.0 – 198.22.42.255 | 256 | US |
allocated | 1992-12-02 | c979751e2693… |
| 198.22.44.0 – 198.22.44.255 | 256 | US |
allocated | 1992-12-02 | 2732089325b6… |
| 198.22.45.0 – 198.22.45.255 | 256 | US |
allocated | 1992-12-02 | 048c4fc2ab73… |
| 4.0.0.0 – 4.127.255.255 | 8,388,608 | US |
allocated | 1992-12-01 | e5e3b9c13678… |
| 8.0.0.0 – 8.7.255.255 | 524,288 | US |
allocated | 1992-12-01 | e5e3b9c13678… |
| 8.8.0.0 – 8.8.3.255 | 1,024 | US |
allocated | 1992-12-01 | e5e3b9c13678… |