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
1,644,513,024
📦
IPv4 networks
77,344
delegated blocks
🧭
IPv6 networks
11,604
delegated blocks
🔗
Autonomous systems
34,326
ASNs
// browse the objects
Browse the ARIN registry
| Range | Addresses | Country | Status | Allocated | Org handle |
|---|---|---|---|---|---|
| 192.154.70.0 – 192.154.70.255 | 256 |  US |
allocated | 1993-01-25 | 37d64d4406e5… |
| 198.17.238.0 – 198.17.238.255 | 256 | US |
allocated | 1993-01-25 | 1e7e8b26a7f5… |
| 198.17.239.0 – 198.17.239.255 | 256 | US |
allocated | 1993-01-25 | 29c22955e3ec… |
| 198.17.242.0 – 198.17.242.255 | 256 | US |
allocated | 1993-01-25 | 45fe880b68a8… |
| 198.17.245.0 – 198.17.245.255 | 256 | US |
allocated | 1993-01-25 | d6380a7662f5… |
| 198.17.246.0 – 198.17.246.255 | 256 | US |
allocated | 1993-01-25 | 8639bcc29508… |
| 198.17.247.0 – 198.17.247.255 | 256 | US |
allocated | 1993-01-25 | f1a97bc35f0e… |
| 198.17.249.0 – 198.17.249.255 | 256 | US |
allocated | 1993-01-25 | 9f14454567a6… |
| 198.17.250.0 – 198.17.250.255 | 256 | US |
allocated | 1993-01-25 | cdc65c90124b… |
| 198.17.252.0 – 198.17.252.255 | 256 | US |
allocated | 1993-01-25 | a6ee0552fa98… |
| 198.17.253.0 – 198.17.253.255 | 256 | US |
allocated | 1993-01-25 | 2d90cbf4f78e… |
| 198.17.254.0 – 198.17.254.255 | 256 | US |
allocated | 1993-01-25 | 2d90cbf4f78e… |
| 198.50.0.0 – 198.50.7.255 | 2,048 | US |
allocated | 1993-01-25 | 4c8a32e9a0c9… |
| 198.51.3.0 – 198.51.3.255 | 256 | US |
allocated | 1993-01-25 | a916ff4db081… |
| 198.51.9.0 – 198.51.9.255 | 256 | US |
allocated | 1993-01-25 | 5f1cab5df78b… |
| 198.51.10.0 – 198.51.10.255 | 256 | US |
allocated | 1993-01-25 | e677e0785fbc… |
| 198.51.11.0 – 198.51.11.255 | 256 | US |
allocated | 1993-01-25 | 0dbed8d1ffb6… |
| 198.51.13.0 – 198.51.13.255 | 256 | US |
allocated | 1993-01-25 | 5881c602acc6… |
| 198.51.15.0 – 198.51.15.255 | 256 | US |
allocated | 1993-01-25 | 0fa103b27e92… |
| 164.222.0.0 – 164.222.255.255 | 65,536 | US |
allocated | 1993-01-24 | 45fe880b68a8… |
| 156.151.0.0 – 156.151.255.255 | 65,536 | US |
allocated | 1993-01-22 | ace55d4dc090… |
| 164.90.0.0 – 164.90.31.255 | 8,192 | US |
allocated | 1993-01-22 | d63a350c4bbf… |
| 192.251.225.0 – 192.251.225.255 | 256 | US |
allocated | 1993-01-22 | 18999e58a30e… |
| 198.11.64.0 – 198.11.95.255 | 8,192 | US |
allocated | 1993-01-22 | 45fe880b68a8… |
| 198.11.96.0 – 198.11.111.255 | 4,096 | US |
allocated | 1993-01-22 | 45fe880b68a8… |
| 198.11.112.0 – 198.11.113.255 | 512 | US |
allocated | 1993-01-22 | 45fe880b68a8… |
| 198.17.225.0 – 198.17.225.255 | 256 | US |
allocated | 1993-01-22 | 08e6c25cd258… |
| 198.17.226.0 – 198.17.226.255 | 256 | US |
allocated | 1993-01-22 | 90e5ff27ef99… |
| 198.17.227.0 – 198.17.227.255 | 256 | US |
allocated | 1993-01-22 | a401c69ef1c6… |
| 198.17.229.0 – 198.17.229.255 | 256 | US |
allocated | 1993-01-22 | 23136fe8d457… |
| 198.17.234.0 – 198.17.234.255 | 256 | US |
allocated | 1993-01-22 | 890fc83f00b6… |
| 198.17.235.0 – 198.17.235.255 | 256 | US |
allocated | 1993-01-22 | a7ab8b19f393… |
| 198.17.236.0 – 198.17.236.255 | 256 | US |
allocated | 1993-01-22 | 45fe880b68a8… |
| 198.17.237.0 – 198.17.237.255 | 256 | US |
allocated | 1993-01-22 | 45fe880b68a8… |
| 198.22.254.0 – 198.22.254.255 | 256 | US |
allocated | 1993-01-22 | f8e2e51eb4f4… |
| 198.51.1.0 – 198.51.1.255 | 256 | US |
allocated | 1993-01-22 | 63fd528b6578… |
| 161.188.204.0 – 161.188.204.255 | 256 | US |
allocated | 1993-01-21 | 29258a9452ff… |
| 161.188.211.0 – 161.188.211.255 | 256 | US |
allocated | 1993-01-21 | 29258a9452ff… |
| 161.188.212.0 – 161.188.212.255 | 256 | US |
allocated | 1993-01-21 | 29258a9452ff… |
| 161.188.255.0 – 161.188.255.255 | 256 | US |
allocated | 1993-01-21 | 29258a9452ff… |
| 161.192.0.0 – 161.192.255.255 | 65,536 | US |
allocated | 1993-01-21 | 4b3e152c829c… |
| 164.89.0.0 – 164.89.255.255 | 65,536 | US |
allocated | 1993-01-21 | 0aade9087acf… |
| 198.17.210.0 – 198.17.210.255 | 256 | US |
allocated | 1993-01-21 | ace55d4dc090… |
| 198.17.213.0 – 198.17.213.255 | 256 | US |
allocated | 1993-01-21 | 45fe880b68a8… |
| 198.17.214.0 – 198.17.214.255 | 256 | US |
allocated | 1993-01-21 | e28bbb963ec6… |
| 198.17.215.0 – 198.17.215.255 | 256 | US |
allocated | 1993-01-21 | 46c1d8ce485c… |
| 198.17.217.0 – 198.17.217.255 | 256 | US |
allocated | 1993-01-21 | cc7a1dd8f2a5… |
| 198.17.220.0 – 198.17.220.255 | 256 | US |
allocated | 1993-01-21 | 3aff956659c1… |
| 198.17.221.0 – 198.17.221.255 | 256 | US |
allocated | 1993-01-21 | 5cf193758b8d… |
| 198.17.222.0 – 198.17.222.255 | 256 | US |
allocated | 1993-01-21 | 3d930aa69792… |
| 198.17.223.0 – 198.17.223.255 | 256 | US |
allocated | 1993-01-21 | 3e4521058a19… |
| 198.17.224.0 – 198.17.224.255 | 256 | US |
allocated | 1993-01-21 | 528d62b1897a… |
| 198.22.252.0 – 198.22.252.255 | 256 | US |
allocated | 1993-01-21 | 45fe880b68a8… |
| 198.35.128.0 – 198.35.255.255 | 32,768 | US |
allocated | 1993-01-21 | b6336a71c5fb… |
| 198.47.4.0 – 198.47.7.255 | 1,024 | US |
allocated | 1993-01-21 | 40b1c7016214… |
| 198.47.16.0 – 198.47.23.255 | 2,048 | US |
allocated | 1993-01-21 | acfc4932ac54… |
| 198.47.24.0 – 198.47.27.255 | 1,024 | US |
allocated | 1993-01-21 | acfc4932ac54… |
| 198.47.28.0 – 198.47.29.255 | 512 | US |
allocated | 1993-01-21 | acfc4932ac54… |
| 198.47.30.0 – 198.47.30.255 | 256 | US |
allocated | 1993-01-21 | acfc4932ac54… |
| 198.48.8.0 – 198.48.15.255 | 2,048 | US |
allocated | 1993-01-21 | 45fe880b68a8… |
| 198.50.8.0 – 198.50.15.255 | 2,048 | US |
allocated | 1993-01-21 | 9e590f6edfa7… |
| 192.187.168.0 – 192.187.175.255 | 2,048 | US |
allocated | 1993-01-20 | e5e3b9c13678… |
| 192.187.176.0 – 192.187.191.255 | 4,096 | US |
allocated | 1993-01-20 | e5e3b9c13678… |
| 192.187.192.0 – 192.187.255.255 | 16,384 | US |
allocated | 1993-01-20 | e5e3b9c13678… |
| 192.251.219.0 – 192.251.219.255 | 256 | US |
allocated | 1993-01-20 | 354a89797a5f… |
| 192.251.220.0 – 192.251.220.255 | 256 | US |
allocated | 1993-01-20 | 354a89797a5f… |
| 192.251.221.0 – 192.251.221.255 | 256 | US |
allocated | 1993-01-20 | 354a89797a5f… |
| 192.251.222.0 – 192.251.222.255 | 256 | US |
allocated | 1993-01-20 | 354a89797a5f… |
| 192.251.223.0 – 192.251.223.255 | 256 | US |
allocated | 1993-01-20 | 354a89797a5f… |
| 192.251.224.0 – 192.251.224.255 | 256 | US |
allocated | 1993-01-20 | 354a89797a5f… |
| 198.22.249.0 – 198.22.249.255 | 256 | US |
allocated | 1993-01-20 | 849c227a0b45… |
| 198.28.32.0 – 198.28.63.255 | 8,192 | US |
allocated | 1993-01-20 | 0680843f4a19… |
| 198.28.64.0 – 198.28.127.255 | 16,384 | US |
allocated | 1993-01-20 | 501eb4ea8218… |
| 192.151.110.0 – 192.151.110.255 | 256 | US |
allocated | 1993-01-19 | b7da171600d9… |
| 192.175.128.0 – 192.175.255.255 | 32,768 | US |
allocated | 1993-01-19 | b311e33d250f… |
| 192.251.214.0 – 192.251.214.255 | 256 | US |
allocated | 1993-01-19 | e8d5be9b38c9… |
| 192.251.215.0 – 192.251.215.255 | 256 | US |
allocated | 1993-01-19 | e8d5be9b38c9… |
| 192.251.216.0 – 192.251.216.255 | 256 | US |
allocated | 1993-01-19 | e8d5be9b38c9… |
| 192.251.217.0 – 192.251.217.255 | 256 | US |
allocated | 1993-01-19 | e8d5be9b38c9… |
| 192.251.218.0 – 192.251.218.255 | 256 | US |
allocated | 1993-01-19 | e8d5be9b38c9… |
| 198.22.234.0 – 198.22.234.255 | 256 | US |
allocated | 1993-01-19 | e0431f067244… |
| 198.22.236.0 – 198.22.236.255 | 256 | US |
allocated | 1993-01-19 | a3c62e942697… |
| 198.22.237.0 – 198.22.237.255 | 256 |  CA |
allocated | 1993-01-19 | 06fc1da48c4b… |
| 198.22.238.0 – 198.22.238.255 | 256 | US |
allocated | 1993-01-19 | 0fa103b27e92… |
| 198.22.239.0 – 198.22.239.255 | 256 | US |
allocated | 1993-01-19 | b7da171600d9… |
| 198.22.240.0 – 198.22.240.255 | 256 | US |
allocated | 1993-01-19 | b7da171600d9… |
| 198.22.241.0 – 198.22.241.255 | 256 | US |
allocated | 1993-01-19 | 112248dd7e29… |
| 198.22.242.0 – 198.22.243.255 | 512 | US |
allocated | 1993-01-19 | 112248dd7e29… |
| 198.22.244.0 – 198.22.247.255 | 1,024 | US |
allocated | 1993-01-19 | 112248dd7e29… |
| 198.22.248.0 – 198.22.248.255 | 256 | US |
allocated | 1993-01-19 | 112248dd7e29… |
| 198.46.64.0 – 198.46.79.255 | 4,096 | US |
allocated | 1993-01-19 | 18139c70619a… |
| 161.184.0.0 – 161.184.255.255 | 65,536 | CA |
allocated | 1993-01-15 | 0e702695cc8d… |
| 161.185.0.0 – 161.185.255.255 | 65,536 | US |
allocated | 1993-01-15 | 1702e40ebca5… |
| 161.186.0.0 – 161.186.255.255 | 65,536 | US |
allocated | 1993-01-15 | 06e446cd76a5… |
| 161.187.0.0 – 161.187.255.255 | 65,536 | CA |
allocated | 1993-01-15 | c8bae1572cdf… |
| 192.133.30.0 – 192.133.30.255 | 256 | US |
allocated | 1993-01-15 | aab6057b7ff4… |
| 192.251.213.0 – 192.251.213.255 | 256 | US |
allocated | 1993-01-15 | 45fe880b68a8… |
| 198.17.209.0 – 198.17.209.255 | 256 | US |
allocated | 1993-01-15 | 73174cdb3dbe… |
| 198.22.217.0 – 198.22.217.255 | 256 | US |
allocated | 1993-01-15 | 29c31489fc79… |
| 198.22.218.0 – 198.22.219.255 | 512 | US |
allocated | 1993-01-15 | 29c31489fc79… |