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
1,645,875,712
📦
IPv4 networks
76,665
delegated blocks
🧭
IPv6 networks
11,326
delegated blocks
🔗
Autonomous systems
34,014
ASNs
// browse the objects
Browse the ARIN registry
| Range | Addresses | Country | Status | Allocated | Org handle |
|---|---|---|---|---|---|
| 173.44.32.0 – 173.44.63.255 | 8,192 |  US |
allocated | 2025-01-30 | a6b65597e29a… |
| 173.254.193.0 – 173.254.193.255 | 256 | US |
allocated | 2025-01-30 | a6b65597e29a… |
| 173.254.196.0 – 173.254.199.255 | 1,024 | US |
allocated | 2025-01-30 | a6b65597e29a… |
| 173.254.200.0 – 173.254.203.255 | 1,024 | US |
allocated | 2025-01-30 | a6b65597e29a… |
| 173.254.206.0 – 173.254.207.255 | 512 | US |
allocated | 2025-01-30 | a6b65597e29a… |
| 173.254.209.0 – 173.254.209.255 | 256 | US |
allocated | 2025-01-30 | a6b65597e29a… |
| 173.254.210.0 – 173.254.211.255 | 512 | US |
allocated | 2025-01-30 | a6b65597e29a… |
| 173.254.213.0 – 173.254.213.255 | 256 | US |
allocated | 2025-01-30 | a6b65597e29a… |
| 173.254.214.0 – 173.254.215.255 | 512 | US |
allocated | 2025-01-30 | a6b65597e29a… |
| 173.254.216.0 – 173.254.217.255 | 512 | US |
allocated | 2025-01-30 | a6b65597e29a… |
| 173.254.220.0 – 173.254.221.255 | 512 | US |
allocated | 2025-01-30 | a6b65597e29a… |
| 173.254.224.0 – 173.254.231.255 | 2,048 | US |
allocated | 2025-01-30 | a6b65597e29a… |
| 173.254.233.0 – 173.254.233.255 | 256 | US |
allocated | 2025-01-30 | a6b65597e29a… |
| 173.254.241.0 – 173.254.241.255 | 256 | US |
allocated | 2025-01-30 | a6b65597e29a… |
| 173.254.244.0 – 173.254.247.255 | 1,024 | US |
allocated | 2025-01-30 | a6b65597e29a… |
| 173.254.248.0 – 173.254.255.255 | 2,048 | US |
allocated | 2025-01-30 | a6b65597e29a… |
| 192.161.48.0 – 192.161.48.255 | 256 | US |
allocated | 2025-01-30 | a6b65597e29a… |
| 192.161.50.0 – 192.161.51.255 | 512 | US |
allocated | 2025-01-30 | a6b65597e29a… |
| 192.161.52.0 – 192.161.55.255 | 1,024 | US |
allocated | 2025-01-30 | a6b65597e29a… |
| 192.161.56.0 – 192.161.63.255 | 2,048 | US |
allocated | 2025-01-30 | a6b65597e29a… |
| 192.161.160.0 – 192.161.167.255 | 2,048 | US |
allocated | 2025-01-30 | a6b65597e29a… |
| 192.161.168.0 – 192.161.171.255 | 1,024 | US |
allocated | 2025-01-30 | a6b65597e29a… |
| 192.161.173.0 – 192.161.173.255 | 256 | US |
allocated | 2025-01-30 | a6b65597e29a… |
| 192.161.174.0 – 192.161.175.255 | 512 | US |
allocated | 2025-01-30 | a6b65597e29a… |
| 192.161.176.0 – 192.161.191.255 | 4,096 | US |
allocated | 2025-01-30 | a6b65597e29a… |
| 198.55.96.0 – 198.55.127.255 | 8,192 | US |
allocated | 2025-01-30 | a6b65597e29a… |
| 199.34.110.0 – 199.34.111.255 | 512 | US |
allocated | 2025-01-30 | 6e53cd7b6d21… |
| 199.34.112.0 – 199.34.113.255 | 512 | US |
allocated | 2025-01-30 | 6e53cd7b6d21… |
| 204.44.64.0 – 204.44.127.255 | 16,384 | US |
allocated | 2025-01-30 | a6b65597e29a… |
| 204.152.200.0 – 204.152.203.255 | 1,024 | US |
allocated | 2025-01-30 | a6b65597e29a… |
| 204.152.204.0 – 204.152.205.255 | 512 | US |
allocated | 2025-01-30 | a6b65597e29a… |
| 204.152.208.0 – 204.152.211.255 | 1,024 | US |
allocated | 2025-01-30 | a6b65597e29a… |
| 204.152.212.0 – 204.152.213.255 | 512 | US |
allocated | 2025-01-30 | a6b65597e29a… |
| 204.152.216.0 – 204.152.216.255 | 256 | US |
allocated | 2025-01-30 | a6b65597e29a… |
| 204.152.218.0 – 204.152.219.255 | 512 | US |
allocated | 2025-01-30 | a6b65597e29a… |
| 204.152.220.0 – 204.152.223.255 | 1,024 | US |
allocated | 2025-01-30 | a6b65597e29a… |
| 209.54.96.0 – 209.54.103.255 | 2,048 | US |
allocated | 2025-01-30 | a6b65597e29a… |
| 209.54.104.0 – 209.54.107.255 | 1,024 | US |
allocated | 2025-01-30 | a6b65597e29a… |
| 216.45.48.0 – 216.45.63.255 | 4,096 | US |
allocated | 2025-01-30 | a6b65597e29a… |
| 216.144.224.0 – 216.144.227.255 | 1,024 | US |
allocated | 2025-01-30 | a6b65597e29a… |
| 216.144.238.0 – 216.144.239.255 | 512 | US |
allocated | 2025-01-30 | a6b65597e29a… |
| 23.133.92.0 – 23.133.92.255 | 256 | US |
allocated | 2025-01-29 | 02885a0f8966… |
| 23.133.100.0 – 23.133.100.255 | 256 | US |
allocated | 2025-01-29 | dc86773fc03a… |
| 23.133.108.0 – 23.133.108.255 | 256 | US |
allocated | 2025-01-29 | 2aa9e533441e… |
| 23.133.116.0 – 23.133.116.255 | 256 | US |
allocated | 2025-01-29 | ba43a5ef0785… |
| 23.133.132.0 – 23.133.132.255 | 256 | US |
allocated | 2025-01-29 | b59e304a89e2… |
| 63.247.128.0 – 63.247.143.255 | 4,096 | US |
allocated | 2025-01-29 | ae41d3eee016… |
| 66.235.114.0 – 66.235.114.255 | 256 | US |
allocated | 2025-01-29 | e4ba3a5395ae… |
| 69.67.168.0 – 69.67.169.255 | 512 | US |
allocated | 2025-01-29 | b4f2f375408f… |
| 170.62.252.0 – 170.62.252.255 | 256 |  CA |
allocated | 2025-01-29 | dbeeaeb280ee… |
| 170.62.255.0 – 170.62.255.255 | 256 | CA |
allocated | 2025-01-29 | dbeeaeb280ee… |
| 207.166.140.0 – 207.166.143.255 | 1,024 | US |
allocated | 2025-01-29 | 650007d11fb4… |
| 208.84.80.0 – 208.84.87.255 | 2,048 | US |
allocated | 2025-01-29 | 487572f99a54… |
| 23.133.84.0 – 23.133.84.255 | 256 | US |
allocated | 2025-01-28 | 1b09a941cbc5… |
| 69.67.190.0 – 69.67.191.255 | 512 | US |
allocated | 2025-01-28 | 83d44a0a1bb7… |
| 74.115.248.0 – 74.115.251.255 | 1,024 | US |
allocated | 2025-01-28 | 3868cbb3547e… |
| 80.91.218.0 – 80.91.218.255 | 256 | US |
allocated | 2025-01-28 | 114192f7d42b… |
| 96.126.128.0 – 96.126.191.255 | 16,384 | US |
allocated | 2025-01-28 | 0fdeb4020d94… |
| 103.196.86.0 – 103.196.87.255 | 512 | US |
allocated | 2025-01-28 | a158d6b8fd95… |
| 173.225.72.0 – 173.225.79.255 | 2,048 |  PR |
allocated | 2025-01-28 | 0162b2e2866a… |
| 205.186.64.0 – 205.186.127.255 | 16,384 | US |
allocated | 2025-01-28 | 0fdeb4020d94… |
| 23.133.60.0 – 23.133.60.255 | 256 | CA |
allocated | 2025-01-27 | 66ff9a1231c9… |
| 23.133.68.0 – 23.133.68.255 | 256 |  KR |
allocated | 2025-01-27 | 94973384afaf… |
| 23.133.76.0 – 23.133.76.255 | 256 | US |
allocated | 2025-01-27 | f29d794c9b1e… |
| 62.164.182.0 – 62.164.182.255 | 256 | US |
allocated | 2025-01-27 | 09960bf0dc09… |
| 23.133.20.0 – 23.133.20.255 | 256 | US |
allocated | 2025-01-24 | 9db7c3a21ffe… |
| 23.133.28.0 – 23.133.28.255 | 256 | US |
allocated | 2025-01-24 | 0630730e924d… |
| 23.133.36.0 – 23.133.36.255 | 256 | US |
allocated | 2025-01-24 | 30841cd74373… |
| 23.133.40.0 – 23.133.40.255 | 256 | CA |
allocated | 2025-01-24 | dcca9dde28ed… |
| 23.133.44.0 – 23.133.44.255 | 256 | US |
allocated | 2025-01-24 | a98d8b19c4af… |
| 23.133.52.0 – 23.133.52.255 | 256 | US |
allocated | 2025-01-24 | a95604476dec… |
| 64.52.2.0 – 64.52.2.255 | 256 | US |
allocated | 2025-01-24 | e43d3d9b54c2… |
| 104.218.236.0 – 104.218.237.255 | 512 | US |
allocated | 2025-01-24 | ea6004e71e15… |
| 207.166.129.0 – 207.166.129.255 | 256 | US |
allocated | 2025-01-24 | 28dce4ca85ba… |
| 23.132.228.0 – 23.132.228.255 | 256 | US |
allocated | 2025-01-23 | fd9853ac66fa… |
| 23.132.244.0 – 23.132.244.255 | 256 | US |
allocated | 2025-01-23 | 1073e01c108f… |
| 23.133.12.0 – 23.133.12.255 | 256 | US |
allocated | 2025-01-23 | f34dcb71e35a… |
| 23.162.233.0 – 23.162.233.255 | 256 | CA |
allocated | 2025-01-23 | 404f50541491… |
| 64.6.42.0 – 64.6.43.255 | 512 | US |
allocated | 2025-01-23 | f861c42d2c21… |
| 65.97.32.0 – 65.97.47.255 | 4,096 | CA |
allocated | 2025-01-23 | a2e1bb6f40a4… |
| 74.123.8.0 – 74.123.11.255 | 1,024 | US |
allocated | 2025-01-23 | 585f76594776… |
| 137.239.160.0 – 137.239.191.255 | 8,192 | US |
allocated | 2025-01-23 | fe1bf20bce56… |
| 152.228.32.0 – 152.228.35.255 | 1,024 | US |
allocated | 2025-01-23 | 41fbe2bf6b82… |
| 169.155.120.0 – 169.155.127.255 | 2,048 | US |
allocated | 2025-01-23 | 7440b9e2753c… |
| 207.211.224.0 – 207.211.231.255 | 2,048 |  KY |
allocated | 2025-01-23 | e72870c98049… |
| 208.64.52.0 – 208.64.53.255 | 512 | US |
allocated | 2025-01-23 | 3d90f500f910… |
| 23.132.220.0 – 23.132.220.255 | 256 | US |
allocated | 2025-01-22 | d2ad132a9ef6… |
| 23.132.172.0 – 23.132.172.255 | 256 | US |
allocated | 2025-01-21 | 0fc551c95f00… |
| 23.132.180.0 – 23.132.180.255 | 256 | US |
allocated | 2025-01-21 | 4ef0ef225b86… |
| 23.132.188.0 – 23.132.188.255 | 256 | US |
allocated | 2025-01-21 | 635373da42b5… |
| 23.132.196.0 – 23.132.196.255 | 256 | US |
allocated | 2025-01-21 | 1a64dc9bc1e4… |
| 23.132.204.0 – 23.132.204.255 | 256 | US |
allocated | 2025-01-21 | fcef31ae0177… |
| 23.132.212.0 – 23.132.212.255 | 256 | US |
allocated | 2025-01-21 | a4ebb5927483… |
| 45.132.80.0 – 45.132.83.255 | 1,024 | US |
allocated | 2025-01-21 | 114192f7d42b… |
| 45.150.52.0 – 45.150.55.255 | 1,024 | US |
allocated | 2025-01-21 | 114192f7d42b… |
| 91.238.92.0 – 91.238.93.255 | 512 | US |
allocated | 2025-01-21 | 114192f7d42b… |
| 91.239.148.0 – 91.239.149.255 | 512 | US |
allocated | 2025-01-21 | 114192f7d42b… |
| 91.244.196.0 – 91.244.199.255 | 1,024 | US |
allocated | 2025-01-21 | 114192f7d42b… |
| 95.214.176.0 – 95.214.179.255 | 1,024 | US |
allocated | 2025-01-21 | 114192f7d42b… |
| 103.66.28.0 – 103.66.31.255 | 1,024 | US |
allocated | 2025-01-21 | 198ac0b888e9… |