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
1,644,590,848
📦
IPv4 networks
76,800
delegated blocks
🧭
IPv6 networks
11,469
delegated blocks
🔗
Autonomous systems
34,176
ASNs
// browse the objects
Browse the ARIN registry
| Range | Addresses | Country | Status | Allocated | Org handle |
|---|---|---|---|---|---|
| 198.245.238.0 – 198.245.239.255 | 512 |  US |
allocated | 1994-07-08 | b7fadddd73f9… |
| 198.245.240.0 – 198.245.240.255 | 256 | US |
allocated | 1994-07-08 | 0556e51c395f… |
| 198.245.241.0 – 198.245.241.255 | 256 | US |
allocated | 1994-07-08 | 75225b1baa83… |
| 198.245.242.0 – 198.245.242.255 | 256 | US |
allocated | 1994-07-08 | 75225b1baa83… |
| 198.245.243.0 – 198.245.243.255 | 256 | US |
allocated | 1994-07-08 | 5de9932a4b3c… |
| 198.245.244.0 – 198.245.244.255 | 256 | US |
allocated | 1994-07-08 | 9d22bb7f677f… |
| 198.245.245.0 – 198.245.245.255 | 256 | US |
allocated | 1994-07-08 | 464ee2e27228… |
| 198.245.246.0 – 198.245.246.255 | 256 | US |
allocated | 1994-07-08 | 464ee2e27228… |
| 199.85.6.0 – 199.85.6.255 | 256 |  CA |
allocated | 1994-07-08 | 3d1f6241f117… |
| 199.246.60.0 – 199.246.63.255 | 1,024 | CA |
allocated | 1994-07-08 | 926070ae5721… |
| 199.246.64.0 – 199.246.71.255 | 2,048 | CA |
allocated | 1994-07-08 | 926070ae5721… |
| 199.250.32.0 – 199.250.47.255 | 4,096 | US |
allocated | 1994-07-08 | 90e97f4f25ce… |
| 199.250.48.0 – 199.250.55.255 | 2,048 | US |
allocated | 1994-07-08 | 90e97f4f25ce… |
| 199.250.56.0 – 199.250.59.255 | 1,024 | US |
allocated | 1994-07-08 | 90e97f4f25ce… |
| 204.52.197.0 – 204.52.197.255 | 256 | US |
allocated | 1994-07-08 | 9d2be01e8004… |
| 204.52.198.0 – 204.52.198.255 | 256 | US |
allocated | 1994-07-08 | b0b61db9f9c1… |
| 204.52.199.0 – 204.52.199.255 | 256 | US |
allocated | 1994-07-08 | 6d319583d639… |
| 204.52.200.0 – 204.52.200.255 | 256 | US |
allocated | 1994-07-08 | ab4ae5a94690… |
| 204.52.201.0 – 204.52.201.255 | 256 | US |
allocated | 1994-07-08 | e7b53e5c2a92… |
| 204.89.8.0 – 204.89.15.255 | 2,048 | US |
allocated | 1994-07-08 | 6df4cc18a171… |
| 204.90.16.0 – 204.90.31.255 | 4,096 | US |
allocated | 1994-07-08 | b121ce0c238d… |
| 204.91.0.0 – 204.91.255.255 | 65,536 | US |
allocated | 1994-07-08 | e220ed812a4c… |
| 204.92.0.0 – 204.92.255.255 | 65,536 | US |
allocated | 1994-07-08 | e220ed812a4c… |
| 204.52.185.0 – 204.52.185.255 | 256 | US |
allocated | 1994-07-07 | 4f5ed7d24ac8… |
| 204.52.186.0 – 204.52.186.255 | 256 | US |
allocated | 1994-07-07 | 6b2929cef1ea… |
| 204.52.187.0 – 204.52.187.255 | 256 | US |
allocated | 1994-07-07 | 860be3b3ec17… |
| 204.52.188.0 – 204.52.188.255 | 256 | US |
allocated | 1994-07-07 | 860be3b3ec17… |
| 204.52.189.0 – 204.52.189.255 | 256 | US |
allocated | 1994-07-07 | 2ab4c4563724… |
| 204.52.190.0 – 204.52.190.255 | 256 | US |
allocated | 1994-07-07 | 2ab4c4563724… |
| 204.52.192.0 – 204.52.192.255 | 256 | US |
allocated | 1994-07-07 | ed21ed35975d… |
| 204.52.193.0 – 204.52.193.255 | 256 | US |
allocated | 1994-07-07 | 939d9b2069d8… |
| 204.52.194.0 – 204.52.194.255 | 256 | US |
allocated | 1994-07-07 | cb239e6cb254… |
| 204.52.195.0 – 204.52.195.255 | 256 | US |
allocated | 1994-07-07 | 4c1ab271f8c6… |
| 204.56.128.0 – 204.56.255.255 | 32,768 | US |
allocated | 1994-07-07 | e0cd88697e12… |
| 168.207.0.0 – 168.207.255.255 | 65,536 | US |
allocated | 1994-07-06 | d57ef420abb5… |
| 168.208.0.0 – 168.208.255.255 | 65,536 | US |
allocated | 1994-07-06 | 3c26cc94a3a8… |
| 204.52.147.0 – 204.52.147.255 | 256 | US |
allocated | 1994-07-06 | d41cde514da3… |
| 204.52.148.0 – 204.52.151.255 | 1,024 | US |
allocated | 1994-07-06 | d41cde514da3… |
| 204.52.152.0 – 204.52.152.255 | 256 | US |
allocated | 1994-07-06 | d0b5062361da… |
| 204.52.153.0 – 204.52.153.255 | 256 | US |
allocated | 1994-07-06 | e7b53e5c2a92… |
| 204.52.154.0 – 204.52.154.255 | 256 | US |
allocated | 1994-07-06 | 77ddaa434f12… |
| 204.52.156.0 – 204.52.156.255 | 256 | US |
allocated | 1994-07-06 | 526d598d3dd5… |
| 204.52.157.0 – 204.52.157.255 | 256 | US |
allocated | 1994-07-06 | 9e08c1ef4f4a… |
| 204.52.158.0 – 204.52.159.255 | 512 | US |
allocated | 1994-07-06 | 5a185fddd7c8… |
| 204.52.166.0 – 204.52.166.255 | 256 | US |
allocated | 1994-07-06 | 78a6cc7f6d03… |
| 204.52.167.0 – 204.52.167.255 | 256 | US |
allocated | 1994-07-06 | 413d5489a153… |
| 204.52.168.0 – 204.52.171.255 | 1,024 | US |
allocated | 1994-07-06 | d9656fc0e895… |
| 204.52.172.0 – 204.52.172.255 | 256 | US |
allocated | 1994-07-06 | d9656fc0e895… |
| 204.52.173.0 – 204.52.173.255 | 256 | US |
allocated | 1994-07-06 | 8cfd9064c17d… |
| 204.52.175.0 – 204.52.175.255 | 256 | US |
allocated | 1994-07-06 | e9e5c8b371f0… |
| 204.52.176.0 – 204.52.177.255 | 512 | US |
allocated | 1994-07-06 | e9e5c8b371f0… |
| 204.52.178.0 – 204.52.178.255 | 256 | US |
allocated | 1994-07-06 | e9e5c8b371f0… |
| 204.52.179.0 – 204.52.179.255 | 256 | US |
allocated | 1994-07-06 | 4356799aadbf… |
| 204.52.180.0 – 204.52.183.255 | 1,024 | US |
allocated | 1994-07-06 | ff906a76957d… |
| 204.52.184.0 – 204.52.184.255 | 256 | US |
allocated | 1994-07-06 | a60a6a471c06… |
| 204.56.32.0 – 204.56.63.255 | 8,192 | US |
allocated | 1994-07-06 | 105c57756e5b… |
| 204.78.0.0 – 204.78.15.255 | 4,096 | US |
allocated | 1994-07-06 | 454f3567bdf5… |
| 204.89.0.0 – 204.89.7.255 | 2,048 | US |
allocated | 1994-07-06 | ff0146d6b157… |
| 198.245.222.0 – 198.245.223.255 | 512 | US |
allocated | 1994-07-05 | 524b72a93be9… |
| 198.245.224.0 – 198.245.225.255 | 512 | US |
allocated | 1994-07-05 | 524b72a93be9… |
| 198.245.226.0 – 198.245.226.255 | 256 | US |
allocated | 1994-07-05 | 524b72a93be9… |
| 198.245.227.0 – 198.245.227.255 | 256 | US |
allocated | 1994-07-05 | ad9fde14a961… |
| 198.245.228.0 – 198.245.231.255 | 1,024 | US |
allocated | 1994-07-05 | ad9fde14a961… |
| 198.245.232.0 – 198.245.235.255 | 1,024 | US |
allocated | 1994-07-05 | ad9fde14a961… |
| 198.245.236.0 – 198.245.236.255 | 256 | US |
allocated | 1994-07-05 | ad9fde14a961… |
| 198.245.237.0 – 198.245.237.255 | 256 | US |
allocated | 1994-07-05 | 81cfd6b04a4e… |
| 204.29.252.0 – 204.29.252.255 | 256 | US |
allocated | 1994-07-05 | 39c80614c621… |
| 204.29.253.0 – 204.29.253.255 | 256 | US |
allocated | 1994-07-05 | 6e8abca1e576… |
| 204.29.254.0 – 204.29.254.255 | 256 | US |
allocated | 1994-07-05 | 942a4b771e5d… |
| 204.29.255.0 – 204.29.255.255 | 256 | US |
allocated | 1994-07-05 | b5c3fc551da4… |
| 204.52.128.0 – 204.52.131.255 | 1,024 | US |
allocated | 1994-07-05 | 65b6c65384be… |
| 204.52.132.0 – 204.52.132.255 | 256 | US |
allocated | 1994-07-05 | 1c5986ae830b… |
| 204.52.133.0 – 204.52.133.255 | 256 | US |
allocated | 1994-07-05 | 07f36b9b67c8… |
| 204.52.134.0 – 204.52.134.255 | 256 | US |
allocated | 1994-07-05 | 9b64696be056… |
| 204.52.136.0 – 204.52.136.255 | 256 | US |
allocated | 1994-07-05 | 1e4fb4b7e1fb… |
| 204.52.138.0 – 204.52.138.255 | 256 | US |
allocated | 1994-07-05 | cade225cf87a… |
| 204.52.139.0 – 204.52.139.255 | 256 | US |
allocated | 1994-07-05 | ffd67fadfdd4… |
| 204.52.140.0 – 204.52.140.255 | 256 | US |
allocated | 1994-07-05 | ffd67fadfdd4… |
| 204.52.141.0 – 204.52.141.255 | 256 | US |
allocated | 1994-07-05 | e704127213ac… |
| 204.52.143.0 – 204.52.143.255 | 256 | US |
allocated | 1994-07-05 | a79a8fb99000… |
| 204.52.144.0 – 204.52.144.255 | 256 | US |
allocated | 1994-07-05 | a79a8fb99000… |
| 204.52.146.0 – 204.52.146.255 | 256 | US |
allocated | 1994-07-05 | 44a001326b94… |
| 204.86.32.0 – 204.86.63.255 | 8,192 | US |
allocated | 1994-07-05 | 9229373e664c… |
| 204.87.32.0 – 204.87.63.255 | 8,192 | US |
allocated | 1994-07-05 | 3c4c3c984df6… |
| 204.88.32.0 – 204.88.63.255 | 8,192 | US |
allocated | 1994-07-05 | e940a11695cf… |
| 199.166.253.0 – 199.166.253.255 | 256 | CA |
allocated | 1994-07-04 | 65f0a7b0e9dc… |
| 198.245.204.0 – 198.245.204.255 | 256 | US |
allocated | 1994-07-02 | cadcc67f1732… |
| 198.245.205.0 – 198.245.205.255 | 256 | US |
allocated | 1994-07-02 | 36cf8b91b77d… |
| 198.245.206.0 – 198.245.206.255 | 256 | US |
allocated | 1994-07-02 | b2025c8849cc… |
| 198.245.207.0 – 198.245.207.255 | 256 | US |
allocated | 1994-07-02 | 0e3ed949ea7d… |
| 198.245.208.0 – 198.245.208.255 | 256 | US |
allocated | 1994-07-02 | 84376b890e21… |
| 198.245.210.0 – 198.245.211.255 | 512 | US |
allocated | 1994-07-02 | cfeab0acff84… |
| 198.245.213.0 – 198.245.213.255 | 256 | US |
allocated | 1994-07-02 | 5cc0b51c37de… |
| 198.245.214.0 – 198.245.214.255 | 256 | US |
allocated | 1994-07-02 | f9a37255b8cb… |
| 198.245.215.0 – 198.245.215.255 | 256 | US |
allocated | 1994-07-02 | 88f1fd0d1896… |
| 15.0.0.0 – 15.63.255.255 | 4,194,304 | US |
allocated | 1994-07-01 | 4a34b9f7ce6e… |
| 15.64.0.0 – 15.95.255.255 | 2,097,152 | US |
allocated | 1994-07-01 | 4a34b9f7ce6e… |
| 15.96.0.0 – 15.99.255.255 | 262,144 | US |
allocated | 1994-07-01 | 4a34b9f7ce6e… |
| 15.100.0.0 – 15.101.255.255 | 131,072 | US |
allocated | 1994-07-01 | 4a34b9f7ce6e… |
| 15.102.0.0 – 15.102.255.255 | 65,536 | US |
allocated | 1994-07-01 | 4a34b9f7ce6e… |