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
1,645,653,504
📦
IPv4 networks
76,730
delegated blocks
🧭
IPv6 networks
11,365
delegated blocks
🔗
Autonomous systems
34,047
ASNs
// browse the objects
Browse the ARIN registry
| Range | Addresses | Country | Status | Allocated | Org handle |
|---|---|---|---|---|---|
| 204.193.224.0 – 204.193.255.255 | 8,192 |  US |
allocated | 1995-01-07 | 2c6c115c0874… |
| 204.194.104.0 – 204.194.107.255 | 1,024 | US |
allocated | 1995-01-07 | d9d954937446… |
| 204.194.108.0 – 204.194.109.255 | 512 | US |
allocated | 1995-01-07 | d9d954937446… |
| 204.194.110.0 – 204.194.110.255 | 256 | US |
allocated | 1995-01-07 | d9d954937446… |
| 204.194.120.0 – 204.194.127.255 | 2,048 | US |
allocated | 1995-01-07 | be87a6f57401… |
| 204.194.128.0 – 204.194.143.255 | 4,096 | US |
allocated | 1995-01-07 | be87a6f57401… |
| 204.194.144.0 – 204.194.159.255 | 4,096 | US |
allocated | 1995-01-07 | 7347b13c724c… |
| 204.194.160.0 – 204.194.167.255 | 2,048 | US |
allocated | 1995-01-07 | 7347b13c724c… |
| 192.17.0.0 – 192.17.255.255 | 65,536 | US |
allocated | 1995-01-06 | bd6f4480245e… |
| 192.111.121.0 – 192.111.121.255 | 256 | US |
allocated | 1995-01-06 | f4c20681d646… |
| 204.153.184.0 – 204.153.187.255 | 1,024 | US |
allocated | 1995-01-06 | 45fe880b68a8… |
| 170.208.0.0 – 170.208.255.255 | 65,536 | US |
allocated | 1995-01-05 | 653fe15aba4f… |
| 204.44.160.0 – 204.44.175.255 | 4,096 | US |
allocated | 1995-01-05 | 7ad8a5644c0b… |
| 204.44.176.0 – 204.44.183.255 | 2,048 | US |
allocated | 1995-01-05 | 6de766534261… |
| 204.44.184.0 – 204.44.187.255 | 1,024 | US |
allocated | 1995-01-05 | 6de766534261… |
| 204.61.160.0 – 204.61.191.255 | 8,192 | US |
allocated | 1995-01-05 | 9a603f4e31b8… |
| 204.76.190.0 – 204.76.191.255 | 512 | US |
allocated | 1995-01-05 | 333de8fecfc9… |
| 204.76.192.0 – 204.76.195.255 | 1,024 | US |
allocated | 1995-01-05 | 333de8fecfc9… |
| 204.76.198.0 – 204.76.199.255 | 512 | US |
allocated | 1995-01-05 | 2aa973309a57… |
| 204.76.200.0 – 204.76.201.255 | 512 | US |
allocated | 1995-01-05 | 2aa973309a57… |
| 204.76.202.0 – 204.76.202.255 | 256 | US |
allocated | 1995-01-05 | 2aa973309a57… |
| 204.76.206.0 – 204.76.207.255 | 512 | US |
allocated | 1995-01-05 | 7036a4f962c7… |
| 204.76.208.0 – 204.76.209.255 | 512 | US |
allocated | 1995-01-05 | 7036a4f962c7… |
| 204.76.210.0 – 204.76.210.255 | 256 | US |
allocated | 1995-01-05 | 7036a4f962c7… |
| 204.76.214.0 – 204.76.215.255 | 512 | US |
allocated | 1995-01-05 | ca8e91f64ee1… |
| 204.76.216.0 – 204.76.219.255 | 1,024 | US |
allocated | 1995-01-05 | ca8e91f64ee1… |
| 204.76.222.0 – 204.76.223.255 | 512 | US |
allocated | 1995-01-05 | ff6ac5f645ba… |
| 204.76.224.0 – 204.76.227.255 | 1,024 | US |
allocated | 1995-01-05 | ff6ac5f645ba… |
| 204.76.228.0 – 204.76.229.255 | 512 | US |
allocated | 1995-01-05 | ff6ac5f645ba… |
| 204.87.171.0 – 204.87.171.255 | 256 | US |
allocated | 1995-01-05 | 796683e46a99… |
| 204.87.172.0 – 204.87.172.255 | 256 | US |
allocated | 1995-01-05 | 6a2bec1ff1c3… |
| 204.126.119.0 – 204.126.119.255 | 256 | US |
allocated | 1995-01-05 | 7427d76727e8… |
| 204.126.134.0 – 204.126.135.255 | 512 | US |
allocated | 1995-01-05 | c48d5a7af6c6… |
| 204.144.109.0 – 204.144.109.255 | 256 | US |
allocated | 1995-01-05 | 35b615a70e0c… |
| 204.144.110.0 – 204.144.110.255 | 256 | US |
allocated | 1995-01-05 | 15e3eb9810d9… |
| 204.144.111.0 – 204.144.111.255 | 256 | US |
allocated | 1995-01-05 | f45269b7ae51… |
| 204.144.112.0 – 204.144.112.255 | 256 | US |
allocated | 1995-01-05 | fc17f7ff7575… |
| 204.144.113.0 – 204.144.113.255 | 256 | US |
allocated | 1995-01-05 | 007a277fe5e8… |
| 204.144.115.0 – 204.144.115.255 | 256 | US |
allocated | 1995-01-05 | 6ef52c2bba92… |
| 204.144.116.0 – 204.144.116.255 | 256 | US |
allocated | 1995-01-05 | fdece58730c8… |
| 204.144.117.0 – 204.144.117.255 | 256 | US |
allocated | 1995-01-05 | c0fc999b7c50… |
| 204.153.180.0 – 204.153.183.255 | 1,024 | US |
allocated | 1995-01-05 | 79c6963dda1c… |
| 204.220.0.0 – 204.221.255.255 | 131,072 | US |
allocated | 1995-01-05 | f9bdc9d330fa… |
| 204.222.0.0 – 204.222.255.255 | 65,536 | US |
allocated | 1995-01-05 | 45fe880b68a8… |
| 204.223.0.0 – 204.223.255.255 | 65,536 | US |
allocated | 1995-01-05 | 45fe880b68a8… |
| 204.224.0.0 – 204.224.255.255 | 65,536 | US |
allocated | 1995-01-05 | c6c154e59512… |
| 204.140.64.0 – 204.140.127.255 | 16,384 | US |
allocated | 1995-01-04 | 551b723eafd6… |
| 204.144.64.0 – 204.144.64.255 | 256 | US |
allocated | 1995-01-04 | 36b00373464b… |
| 204.144.65.0 – 204.144.65.255 | 256 | US |
allocated | 1995-01-04 | c673aa4481e1… |
| 204.144.66.0 – 204.144.66.255 | 256 | US |
allocated | 1995-01-04 | bb05ace497d8… |
| 204.144.67.0 – 204.144.67.255 | 256 | US |
allocated | 1995-01-04 | d3f9a002dbf2… |
| 204.144.68.0 – 204.144.68.255 | 256 | US |
allocated | 1995-01-04 | 9b063abc8648… |
| 204.144.70.0 – 204.144.70.255 | 256 | US |
allocated | 1995-01-04 | dfbbb39ebfa5… |
| 204.144.71.0 – 204.144.71.255 | 256 | US |
allocated | 1995-01-04 | c892462bd039… |
| 204.144.72.0 – 204.144.72.255 | 256 | US |
allocated | 1995-01-04 | 05981c7b2f9f… |
| 204.144.73.0 – 204.144.73.255 | 256 | US |
allocated | 1995-01-04 | 8cd9bad5bbf2… |
| 204.144.74.0 – 204.144.74.255 | 256 | US |
allocated | 1995-01-04 | c2ef3e6441be… |
| 204.144.75.0 – 204.144.75.255 | 256 | US |
allocated | 1995-01-04 | 325e2ae7c34c… |
| 204.144.76.0 – 204.144.76.255 | 256 | US |
allocated | 1995-01-04 | 7e8ed65c0023… |
| 204.144.77.0 – 204.144.77.255 | 256 | US |
allocated | 1995-01-04 | 851e42f16182… |
| 204.144.78.0 – 204.144.78.255 | 256 |  PR |
allocated | 1995-01-04 | d80dabe8e2a3… |
| 204.144.79.0 – 204.144.79.255 | 256 | US |
allocated | 1995-01-04 | a8aedb0633eb… |
| 204.144.80.0 – 204.144.80.255 | 256 | US |
allocated | 1995-01-04 | aadc0d0b499b… |
| 204.144.81.0 – 204.144.81.255 | 256 | US |
allocated | 1995-01-04 | 4886a79e4b71… |
| 204.144.82.0 – 204.144.82.255 | 256 | US |
allocated | 1995-01-04 | 80533cf269b2… |
| 204.144.83.0 – 204.144.83.255 | 256 | US |
allocated | 1995-01-04 | fbe7be98a560… |
| 204.144.84.0 – 204.144.84.255 | 256 | US |
allocated | 1995-01-04 | 60eb84dfbd89… |
| 204.144.85.0 – 204.144.85.255 | 256 | US |
allocated | 1995-01-04 | 8429b72776a8… |
| 204.144.86.0 – 204.144.86.255 | 256 | US |
allocated | 1995-01-04 | 7f94fe5c90ec… |
| 204.144.87.0 – 204.144.87.255 | 256 | US |
allocated | 1995-01-04 | 175ccf44ebc4… |
| 204.144.88.0 – 204.144.88.255 | 256 | US |
allocated | 1995-01-04 | f127b7b6f1da… |
| 204.144.89.0 – 204.144.89.255 | 256 | US |
allocated | 1995-01-04 | 405f6f7274ca… |
| 204.144.90.0 – 204.144.90.255 | 256 | US |
allocated | 1995-01-04 | fd503da1946a… |
| 204.144.91.0 – 204.144.91.255 | 256 | US |
allocated | 1995-01-04 | 092c5a1fa002… |
| 204.144.92.0 – 204.144.92.255 | 256 | US |
allocated | 1995-01-04 | 5b1156235c51… |
| 204.144.93.0 – 204.144.93.255 | 256 | US |
allocated | 1995-01-04 | 3106efc07164… |
| 204.144.94.0 – 204.144.94.255 | 256 | US |
allocated | 1995-01-04 | 7f07c57614b7… |
| 204.144.95.0 – 204.144.95.255 | 256 | US |
allocated | 1995-01-04 | 39e7576d1a61… |
| 204.144.97.0 – 204.144.97.255 | 256 | US |
allocated | 1995-01-04 | 4f8ec97c54c0… |
| 204.144.98.0 – 204.144.98.255 | 256 | US |
allocated | 1995-01-04 | e844fb318ab7… |
| 204.144.99.0 – 204.144.99.255 | 256 | US |
allocated | 1995-01-04 | fdbf7daf7a74… |
| 204.144.100.0 – 204.144.100.255 | 256 | US |
allocated | 1995-01-04 | 597fef973870… |
| 204.144.101.0 – 204.144.101.255 | 256 | US |
allocated | 1995-01-04 | 295d410eb8c1… |
| 204.144.102.0 – 204.144.102.255 | 256 | US |
allocated | 1995-01-04 | 042daa9e5143… |
| 204.144.103.0 – 204.144.103.255 | 256 | US |
allocated | 1995-01-04 | 41c239f0c89d… |
| 204.144.104.0 – 204.144.104.255 | 256 | US |
allocated | 1995-01-04 | eb1d8cc67b89… |
| 204.144.105.0 – 204.144.105.255 | 256 | US |
allocated | 1995-01-04 | 499e18f9b3aa… |
| 204.144.107.0 – 204.144.107.255 | 256 | US |
allocated | 1995-01-04 | 204fdf37540a… |
| 204.144.108.0 – 204.144.108.255 | 256 | US |
allocated | 1995-01-04 | 350ccc6a0136… |
| 204.211.0.0 – 204.211.255.255 | 65,536 | US |
allocated | 1995-01-04 | 6278ad90ff5a… |
| 169.155.0.0 – 169.155.31.255 | 8,192 | US |
allocated | 1995-01-03 | 5a8c749535eb… |
| 169.155.32.0 – 169.155.39.255 | 2,048 | US |
allocated | 1995-01-03 | 5a8c749535eb… |
| 169.155.40.0 – 169.155.43.255 | 1,024 | US |
allocated | 1995-01-03 | 5a8c749535eb… |
| 169.155.64.0 – 169.155.79.255 | 4,096 | US |
allocated | 1995-01-03 | 5a8c749535eb… |
| 169.155.80.0 – 169.155.87.255 | 2,048 | US |
allocated | 1995-01-03 | 5a8c749535eb… |
| 169.155.96.0 – 169.155.111.255 | 4,096 | US |
allocated | 1995-01-03 | 5a8c749535eb… |
| 169.155.112.0 – 169.155.119.255 | 2,048 | US |
allocated | 1995-01-03 | 5a8c749535eb… |
| 169.155.172.0 – 169.155.175.255 | 1,024 | US |
allocated | 1995-01-03 | 5a8c749535eb… |
| 169.155.176.0 – 169.155.191.255 | 4,096 | US |
allocated | 1995-01-03 | 5a8c749535eb… |
| 169.155.192.0 – 169.155.223.255 | 8,192 | US |
allocated | 1995-01-03 | 5a8c749535eb… |