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
1,645,666,816
📦
IPv4 networks
76,690
delegated blocks
🧭
IPv6 networks
11,349
delegated blocks
🔗
Autonomous systems
34,029
ASNs
// browse the objects
Browse the ARIN registry
| Range | Addresses | Country | Status | Allocated | Org handle |
|---|---|---|---|---|---|
| 168.213.192.0 – 168.213.223.255 | 8,192 |  US |
allocated | 1994-07-18 | 466b62bb0537… |
| 168.213.224.0 – 168.213.239.255 | 4,096 | US |
allocated | 1994-07-18 | 466b62bb0537… |
| 168.213.240.0 – 168.213.247.255 | 2,048 | US |
allocated | 1994-07-18 | 466b62bb0537… |
| 168.213.248.0 – 168.213.251.255 | 1,024 | US |
allocated | 1994-07-18 | 466b62bb0537… |
| 168.213.252.0 – 168.213.252.255 | 256 | US |
allocated | 1994-07-18 | 466b62bb0537… |
| 168.214.0.0 – 168.214.255.255 | 65,536 | US |
allocated | 1994-07-18 | e835f45be4a5… |
| 168.215.0.0 – 168.215.255.255 | 65,536 | US |
allocated | 1994-07-18 | e5e3b9c13678… |
| 198.73.192.0 – 198.73.207.255 | 4,096 | US |
allocated | 1994-07-18 | a1fce78f9715… |
| 199.245.70.0 – 199.245.70.255 | 256 | US |
allocated | 1994-07-18 | 535d44b441d5… |
| 199.245.72.0 – 199.245.72.255 | 256 | US |
allocated | 1994-07-18 | fbef9358dff8… |
| 199.245.74.0 – 199.245.75.255 | 512 | US |
allocated | 1994-07-18 | f11b729484aa… |
| 199.245.76.0 – 199.245.79.255 | 1,024 | US |
allocated | 1994-07-18 | f11b729484aa… |
| 199.245.80.0 – 199.245.80.255 | 256 | US |
allocated | 1994-07-18 | 0f4d1602a5f3… |
| 199.245.81.0 – 199.245.81.255 | 256 | US |
allocated | 1994-07-18 | e9b74421431a… |
| 199.245.82.0 – 199.245.82.255 | 256 | US |
allocated | 1994-07-18 | e9b74421431a… |
| 199.245.83.0 – 199.245.83.255 | 256 | US |
allocated | 1994-07-18 | eb0f2da82ba5… |
| 199.245.84.0 – 199.245.84.255 | 256 | US |
allocated | 1994-07-18 | ef51220a97b5… |
| 199.245.85.0 – 199.245.85.255 | 256 | US |
allocated | 1994-07-18 | 9930ce4a5cb0… |
| 199.245.86.0 – 199.245.87.255 | 512 | US |
allocated | 1994-07-18 | 6675e74bf637… |
| 199.245.88.0 – 199.245.91.255 | 1,024 | US |
allocated | 1994-07-18 | 6675e74bf637… |
| 199.245.92.0 – 199.245.92.255 | 256 | US |
allocated | 1994-07-18 | 387cb44e897c… |
| 199.245.93.0 – 199.245.93.255 | 256 | US |
allocated | 1994-07-18 | acf085e2aeb9… |
| 199.245.94.0 – 199.245.94.255 | 256 | US |
allocated | 1994-07-18 | 440efff2cbb4… |
| 199.245.95.0 – 199.245.95.255 | 256 | US |
allocated | 1994-07-18 | 5f652edc98ec… |
| 199.245.96.0 – 199.245.96.255 | 256 | US |
allocated | 1994-07-18 | 5f652edc98ec… |
| 204.57.192.0 – 204.57.207.255 | 4,096 | US |
allocated | 1994-07-18 | 4e1a3f536659… |
| 204.90.0.0 – 204.90.7.255 | 2,048 | US |
allocated | 1994-07-18 | 86625d8358b2… |
| 204.90.8.0 – 204.90.9.255 | 512 | US |
allocated | 1994-07-18 | 86625d8358b2… |
| 204.103.0.0 – 204.103.255.255 | 65,536 | US |
allocated | 1994-07-18 | 161fb0fc33bc… |
| 204.104.0.0 – 204.105.255.255 | 131,072 | US |
allocated | 1994-07-18 | 161fb0fc33bc… |
| 168.212.0.0 – 168.212.255.255 | 65,536 | US |
allocated | 1994-07-15 | 26f6277ede1e… |
| 170.166.0.0 – 170.166.255.255 | 65,536 | US |
allocated | 1994-07-15 | a081673234f1… |
| 198.241.64.0 – 198.241.127.255 | 16,384 | US |
allocated | 1994-07-15 | 0596821a6910… |
| 198.246.144.0 – 198.246.144.255 | 256 | US |
allocated | 1994-07-15 | a00e51d485d5… |
| 198.246.146.0 – 198.246.146.255 | 256 | US |
allocated | 1994-07-15 | 8c20a07a0448… |
| 198.246.147.0 – 198.246.147.255 | 256 | US |
allocated | 1994-07-15 | 7e7bc20125f8… |
| 198.246.148.0 – 198.246.148.255 | 256 | US |
allocated | 1994-07-15 | 406ee9394c7b… |
| 198.246.149.0 – 198.246.149.255 | 256 | US |
allocated | 1994-07-15 | 9acf98cf9411… |
| 198.246.150.0 – 198.246.151.255 | 512 | US |
allocated | 1994-07-15 | 9acf98cf9411… |
| 198.246.152.0 – 198.246.153.255 | 512 | US |
allocated | 1994-07-15 | 9acf98cf9411… |
| 198.246.154.0 – 198.246.154.255 | 256 | US |
allocated | 1994-07-15 | be87a6f57401… |
| 198.246.155.0 – 198.246.155.255 | 256 | US |
allocated | 1994-07-15 | a4578f564eca… |
| 198.246.156.0 – 198.246.156.255 | 256 | US |
allocated | 1994-07-15 | 64e78905a156… |
| 199.245.64.0 – 199.245.64.255 | 256 | US |
allocated | 1994-07-15 | 33e348de32b2… |
| 199.245.65.0 – 199.245.65.255 | 256 | US |
allocated | 1994-07-15 | 2dc5b143cb7f… |
| 199.245.66.0 – 199.245.67.255 | 512 | US |
allocated | 1994-07-15 | 2dc5b143cb7f… |
| 199.245.68.0 – 199.245.68.255 | 256 | US |
allocated | 1994-07-15 | 382ccf1a9d45… |
| 199.245.69.0 – 199.245.69.255 | 256 | US |
allocated | 1994-07-15 | cfff93e74140… |
| 204.52.244.0 – 204.52.244.255 | 256 | US |
allocated | 1994-07-15 | f51256e826d9… |
| 204.52.245.0 – 204.52.245.255 | 256 | US |
allocated | 1994-07-15 | 49c3b0e6c124… |
| 204.52.246.0 – 204.52.246.255 | 256 | US |
allocated | 1994-07-15 | 49c3b0e6c124… |
| 204.52.247.0 – 204.52.247.255 | 256 | US |
allocated | 1994-07-15 | 49c3b0e6c124… |
| 204.52.248.0 – 204.52.249.255 | 512 | US |
allocated | 1994-07-15 | 347545edef24… |
| 204.52.250.0 – 204.52.250.255 | 256 | US |
allocated | 1994-07-15 | 78c3aaf8e2de… |
| 204.52.251.0 – 204.52.251.255 | 256 | US |
allocated | 1994-07-15 | 95f348a5f922… |
| 204.52.252.0 – 204.52.252.255 | 256 | US |
allocated | 1994-07-15 | 9d8061c072d3… |
| 204.52.253.0 – 204.52.253.255 | 256 | US |
allocated | 1994-07-15 | 3c43dbafcf1b… |
| 204.52.255.0 – 204.52.255.255 | 256 | US |
allocated | 1994-07-15 | 2c3950706033… |
| 204.63.16.0 – 204.63.31.255 | 4,096 | US |
allocated | 1994-07-15 | a51446bbba08… |
| 170.164.0.0 – 170.164.255.255 | 65,536 | US |
allocated | 1994-07-14 | 2df081be17bc… |
| 198.203.64.0 – 198.203.127.255 | 16,384 | US |
allocated | 1994-07-14 | 29c7260133dc… |
| 198.246.140.0 – 198.246.143.255 | 1,024 | US |
allocated | 1994-07-14 | c421a6cf607d… |
| 199.181.141.0 – 199.181.141.255 | 256 | US |
allocated | 1994-07-14 | c7c057628ac9… |
| 204.52.234.0 – 204.52.235.255 | 512 | US |
allocated | 1994-07-14 | 01e8f05e744d… |
| 204.52.236.0 – 204.52.236.255 | 256 | US |
allocated | 1994-07-14 | 01e8f05e744d… |
| 204.52.237.0 – 204.52.237.255 | 256 | US |
allocated | 1994-07-14 | 3cc987146092… |
| 204.52.239.0 – 204.52.239.255 | 256 | US |
allocated | 1994-07-14 | 38224a674bff… |
| 204.52.240.0 – 204.52.240.255 | 256 | US |
allocated | 1994-07-14 | 5be8ae0774b5… |
| 204.52.241.0 – 204.52.241.255 | 256 | US |
allocated | 1994-07-14 | 7973f8a3e674… |
| 204.52.243.0 – 204.52.243.255 | 256 | US |
allocated | 1994-07-14 | 7c562b16d642… |
| 204.89.138.0 – 204.89.139.255 | 512 | US |
allocated | 1994-07-14 | 2a3f36f46ea9… |
| 204.89.140.0 – 204.89.140.255 | 256 | US |
allocated | 1994-07-14 | 2a3f36f46ea9… |
| 204.101.0.0 – 204.101.255.255 | 65,536 |  CA |
allocated | 1994-07-14 | 7de51f8320f6… |
| 198.246.128.0 – 198.246.128.255 | 256 | US |
allocated | 1994-07-13 | edb7b114416c… |
| 198.246.129.0 – 198.246.129.255 | 256 | US |
allocated | 1994-07-13 | 3cc54bed3d95… |
| 198.246.130.0 – 198.246.130.255 | 256 | US |
allocated | 1994-07-13 | 725e74fd6435… |
| 198.246.131.0 – 198.246.131.255 | 256 | US |
allocated | 1994-07-13 | 987e1ae12178… |
| 198.246.132.0 – 198.246.133.255 | 512 | US |
allocated | 1994-07-13 | dd02f9b1a9de… |
| 198.246.134.0 – 198.246.134.255 | 256 | US |
allocated | 1994-07-13 | 8fe44cb5c031… |
| 198.246.135.0 – 198.246.135.255 | 256 | US |
allocated | 1994-07-13 | 1fc8cde5c7f3… |
| 198.246.136.0 – 198.246.139.255 | 1,024 | US |
allocated | 1994-07-13 | 1fc8cde5c7f3… |
| 199.71.252.0 – 199.71.252.255 | 256 | CA |
allocated | 1994-07-13 | f034c3b24f76… |
| 199.223.32.0 – 199.223.63.255 | 8,192 | US |
allocated | 1994-07-13 | 88b3bfc6795b… |
| 204.52.228.0 – 204.52.229.255 | 512 | US |
allocated | 1994-07-13 | 062292617d2a… |
| 204.52.230.0 – 204.52.230.255 | 256 | US |
allocated | 1994-07-13 | 062292617d2a… |
| 204.52.233.0 – 204.52.233.255 | 256 | US |
allocated | 1994-07-13 | ae51071f6786… |
| 204.76.16.0 – 204.76.23.255 | 2,048 | US |
allocated | 1994-07-13 | 5ef8c1670019… |
| 204.76.24.0 – 204.76.27.255 | 1,024 | US |
allocated | 1994-07-13 | 5ef8c1670019… |
| 204.76.28.0 – 204.76.28.255 | 256 | US |
allocated | 1994-07-13 | 5ef8c1670019… |
| 204.94.0.0 – 204.95.255.255 | 131,072 | US |
allocated | 1994-07-13 | 37fe01d6d027… |
| 204.96.0.0 – 204.97.255.255 | 131,072 | US |
allocated | 1994-07-13 | 37fe01d6d027… |
| 204.100.0.0 – 204.100.255.255 | 65,536 | US |
allocated | 1994-07-13 | e56dd2f9cbf6… |
| 192.190.111.0 – 192.190.111.255 | 256 | US |
allocated | 1994-07-12 | b15ae173469f… |
| 192.207.48.0 – 192.207.48.255 | 256 |  PR |
allocated | 1994-07-12 | 4bd826b8bf57… |
| 192.245.18.0 – 192.245.18.255 | 256 | US |
allocated | 1994-07-12 | 60ce7c02c14e… |
| 198.245.250.0 – 198.245.251.255 | 512 | US |
allocated | 1994-07-12 | 8d8b05392b75… |
| 198.245.252.0 – 198.245.252.255 | 256 | US |
allocated | 1994-07-12 | 8d8b05392b75… |
| 198.245.253.0 – 198.245.253.255 | 256 | US |
allocated | 1994-07-12 | 19401e0e0e21… |
| 198.245.254.0 – 198.245.254.255 | 256 | US |
allocated | 1994-07-12 | b576c4c42262… |
| 204.52.215.0 – 204.52.215.255 | 256 | US |
allocated | 1994-07-12 | 0c6664b17c1e… |