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 |
|---|---|---|---|---|---|
| 204.246.64.0 – 204.246.127.255 | 16,384 |  US |
allocated | 1995-02-13 | c34b50e11190… |
| 205.135.0.0 – 205.135.255.255 | 65,536 | US |
allocated | 1995-02-13 | 86099c8658e7… |
| 205.136.0.0 – 205.136.255.255 | 65,536 | US |
allocated | 1995-02-13 | cdb7d42057bd… |
| 170.212.0.0 – 170.212.255.255 | 65,536 | US |
allocated | 1995-02-10 | a081673234f1… |
| 170.213.0.0 – 170.213.255.255 | 65,536 | US |
allocated | 1995-02-10 | 036c06e2b044… |
| 199.233.79.0 – 199.233.79.255 | 256 | US |
allocated | 1995-02-10 | a751367d3a9b… |
| 204.80.239.0 – 204.80.239.255 | 256 | US |
allocated | 1995-02-10 | fb0015a979e1… |
| 204.152.110.0 – 204.152.111.255 | 512 | US |
allocated | 1995-02-10 | cfbdf6116205… |
| 204.152.114.0 – 204.152.115.255 | 512 | US |
allocated | 1995-02-10 | a694397f14e0… |
| 204.153.228.0 – 204.153.231.255 | 1,024 | US |
allocated | 1995-02-10 | 442d612f2688… |
| 204.153.232.0 – 204.153.235.255 | 1,024 | US |
allocated | 1995-02-10 | 965e9ca560aa… |
| 204.153.236.0 – 204.153.239.255 | 1,024 | US |
allocated | 1995-02-10 | 2c67a2d5dd02… |
| 204.153.240.0 – 204.153.243.255 | 1,024 | US |
allocated | 1995-02-10 | e657a4669da1… |
| 204.235.192.0 – 204.235.207.255 | 4,096 | US |
allocated | 1995-02-10 | ffde054819f3… |
| 204.238.16.0 – 204.238.16.255 | 256 | US |
allocated | 1995-02-10 | 6f19acefe78b… |
| 204.246.0.0 – 204.246.15.255 | 4,096 | US |
allocated | 1995-02-10 | 1a884b3335cc… |
| 205.132.0.0 – 205.132.3.255 | 1,024 | US |
allocated | 1995-02-10 | 9dd9107b66d5… |
| 205.132.8.0 – 205.132.15.255 | 2,048 | US |
allocated | 1995-02-10 | 5ff8bbfe998b… |
| 205.132.16.0 – 205.132.23.255 | 2,048 | US |
allocated | 1995-02-10 | fbe6bc35a9c2… |
| 205.132.24.0 – 205.132.31.255 | 2,048 | US |
allocated | 1995-02-10 | edce43f1d53d… |
| 205.133.0.0 – 205.133.255.255 | 65,536 | US |
allocated | 1995-02-10 | f4bb71b8cdaf… |
| 205.134.0.0 – 205.134.31.255 | 8,192 | US |
allocated | 1995-02-10 | dcc4b8d850b9… |
| 205.134.32.0 – 205.134.63.255 | 8,192 | US |
allocated | 1995-02-10 | af22606feffe… |
| 205.235.208.0 – 205.235.223.255 | 4,096 | US |
allocated | 1995-02-10 | e4a6a845f425… |
| 168.32.0.0 – 168.47.255.255 | 1,048,576 | US |
allocated | 1995-02-09 | b5df1bcdf182… |
| 168.48.0.0 – 168.55.255.255 | 524,288 | US |
allocated | 1995-02-09 | b5df1bcdf182… |
| 168.56.0.0 – 168.59.255.255 | 262,144 | US |
allocated | 1995-02-09 | b5df1bcdf182… |
| 168.60.0.0 – 168.60.255.255 | 65,536 | US |
allocated | 1995-02-09 | b5df1bcdf182… |
| 169.152.0.0 – 169.152.255.255 | 65,536 | US |
allocated | 1995-02-09 | 3a7b40ab58f6… |
| 170.214.0.0 – 170.214.255.255 | 65,536 | US |
allocated | 1995-02-09 | 7bfe7160b82a… |
| 170.215.0.0 – 170.215.255.255 | 65,536 | US |
allocated | 1995-02-09 | e220ed812a4c… |
| 199.196.128.0 – 199.196.159.255 | 8,192 | US |
allocated | 1995-02-09 | 9d1a6433fbac… |
| 199.200.128.0 – 199.200.191.255 | 16,384 | US |
allocated | 1995-02-09 | 1be533968d2e… |
| 199.200.192.0 – 199.200.255.255 | 16,384 | US |
allocated | 1995-02-09 | 322913747ed2… |
| 199.230.128.0 – 199.230.255.255 | 32,768 | US |
allocated | 1995-02-09 | e125ef1d336e… |
| 199.233.75.0 – 199.233.75.255 | 256 | US |
allocated | 1995-02-09 | a772d4f71267… |
| 199.233.76.0 – 199.233.76.255 | 256 | US |
allocated | 1995-02-09 | a772d4f71267… |
| 199.233.77.0 – 199.233.77.255 | 256 | US |
allocated | 1995-02-09 | 8bfc7635a30c… |
| 204.80.233.0 – 204.80.233.255 | 256 | US |
allocated | 1995-02-09 | c8411e1ababb… |
| 204.80.234.0 – 204.80.234.255 | 256 | US |
allocated | 1995-02-09 | a4262d144f69… |
| 204.80.235.0 – 204.80.235.255 | 256 | US |
allocated | 1995-02-09 | 29deb97a0ba8… |
| 204.80.236.0 – 204.80.236.255 | 256 | US |
allocated | 1995-02-09 | ac80e8b6d5eb… |
| 204.80.237.0 – 204.80.237.255 | 256 | US |
allocated | 1995-02-09 | 45f4f398af01… |
| 204.80.238.0 – 204.80.238.255 | 256 | US |
allocated | 1995-02-09 | 70e718c703b2… |
| 204.90.108.0 – 204.90.108.255 | 256 | US |
allocated | 1995-02-09 | 6a4bbe90f0b7… |
| 204.90.109.0 – 204.90.109.255 | 256 | US |
allocated | 1995-02-09 | 58ecd96010cf… |
| 204.90.110.0 – 204.90.110.255 | 256 | US |
allocated | 1995-02-09 | b5a12e8d38b3… |
| 204.90.111.0 – 204.90.111.255 | 256 | US |
allocated | 1995-02-09 | c65e6f00d628… |
| 204.90.112.0 – 204.90.112.255 | 256 | US |
allocated | 1995-02-09 | 650659e434ff… |
| 204.90.113.0 – 204.90.113.255 | 256 | US |
allocated | 1995-02-09 | 189a69063d0c… |
| 204.90.114.0 – 204.90.114.255 | 256 | US |
allocated | 1995-02-09 | 75454c86addc… |
| 204.90.115.0 – 204.90.115.255 | 256 | US |
allocated | 1995-02-09 | fc4982eb395f… |
| 204.90.116.0 – 204.90.116.255 | 256 | US |
allocated | 1995-02-09 | cc61f337457d… |
| 204.90.117.0 – 204.90.117.255 | 256 | US |
allocated | 1995-02-09 | a1ff26e4681a… |
| 204.90.118.0 – 204.90.118.255 | 256 | US |
allocated | 1995-02-09 | 13a9d29407bd… |
| 204.90.123.0 – 204.90.123.255 | 256 | US |
allocated | 1995-02-09 | 04a9db8b9888… |
| 204.90.124.0 – 204.90.124.255 | 256 | US |
allocated | 1995-02-09 | a647a1ac49d7… |
| 204.90.125.0 – 204.90.125.255 | 256 | US |
allocated | 1995-02-09 | b4551a18ff9d… |
| 204.90.126.0 – 204.90.126.255 | 256 | US |
allocated | 1995-02-09 | ccefd87ceef4… |
| 204.90.127.0 – 204.90.127.255 | 256 | US |
allocated | 1995-02-09 | 0596821a6910… |
| 204.116.0.0 – 204.116.255.255 | 65,536 | US |
allocated | 1995-02-09 | 1f91d0cffe87… |
| 204.128.194.0 – 204.128.194.255 | 256 | US |
allocated | 1995-02-09 | 190ab8fa6760… |
| 204.238.0.0 – 204.238.0.255 | 256 | US |
allocated | 1995-02-09 | 9624adff51b6… |
| 204.238.1.0 – 204.238.1.255 | 256 | US |
allocated | 1995-02-09 | bcccb1be9495… |
| 204.238.2.0 – 204.238.2.255 | 256 | US |
allocated | 1995-02-09 | 7eb9fe37cf0f… |
| 204.238.3.0 – 204.238.3.255 | 256 | US |
allocated | 1995-02-09 | b90a77e3fa9d… |
| 204.238.4.0 – 204.238.4.255 | 256 | US |
allocated | 1995-02-09 | 1d0a90a9b40c… |
| 204.238.5.0 – 204.238.5.255 | 256 | US |
allocated | 1995-02-09 | 376de65c01bd… |
| 204.238.9.0 – 204.238.9.255 | 256 | US |
allocated | 1995-02-09 | c695096fb39e… |
| 204.238.10.0 – 204.238.10.255 | 256 | US |
allocated | 1995-02-09 | 92a23bc6b684… |
| 204.238.11.0 – 204.238.11.255 | 256 | US |
allocated | 1995-02-09 | 386fa97ceaf4… |
| 204.238.12.0 – 204.238.12.255 | 256 | US |
allocated | 1995-02-09 | 6a04f9e9b7a0… |
| 204.238.13.0 – 204.238.13.255 | 256 | US |
allocated | 1995-02-09 | 25dc70af4f0b… |
| 204.238.14.0 – 204.238.14.255 | 256 | US |
allocated | 1995-02-09 | 9b688282cb72… |
| 204.238.15.0 – 204.238.15.255 | 256 | US |
allocated | 1995-02-09 | f67e941824be… |
| 204.238.255.0 – 204.238.255.255 | 256 | US |
allocated | 1995-02-09 | e5dd1ea16245… |
| 192.31.48.0 – 192.31.48.255 | 256 | US |
allocated | 1995-02-08 | e5e3b9c13678… |
| 199.233.74.0 – 199.233.74.255 | 256 | US |
allocated | 1995-02-08 | a4262d144f69… |
| 199.233.113.0 – 199.233.113.255 | 256 | US |
allocated | 1995-02-08 | 79a087938415… |
| 199.233.114.0 – 199.233.114.255 | 256 | US |
allocated | 1995-02-08 | 79a087938415… |
| 204.58.184.0 – 204.58.187.255 | 1,024 | US |
allocated | 1995-02-08 | ddc90c057b99… |
| 204.58.188.0 – 204.58.191.255 | 1,024 | US |
allocated | 1995-02-08 | 32a96832681b… |
| 204.58.192.0 – 204.58.195.255 | 1,024 | US |
allocated | 1995-02-08 | ab22b7ef1511… |
| 204.58.196.0 – 204.58.199.255 | 1,024 | US |
allocated | 1995-02-08 | 2dba9b0c2586… |
| 204.80.229.0 – 204.80.229.255 | 256 | US |
allocated | 1995-02-08 | 7fe90edf83ab… |
| 204.80.230.0 – 204.80.230.255 | 256 | US |
allocated | 1995-02-08 | ad3c9cf2d6da… |
| 204.80.231.0 – 204.80.231.255 | 256 | US |
allocated | 1995-02-08 | 6a2bec1ff1c3… |
| 204.80.232.0 – 204.80.232.255 | 256 | US |
allocated | 1995-02-08 | ae9b40c2d665… |
| 204.90.64.0 – 204.90.64.255 | 256 | US |
allocated | 1995-02-08 | 08fbb63bd116… |
| 204.90.65.0 – 204.90.65.255 | 256 | US |
allocated | 1995-02-08 | d33e245249fa… |
| 204.90.66.0 – 204.90.66.255 | 256 | US |
allocated | 1995-02-08 | 257356fc0e8d… |
| 204.90.67.0 – 204.90.67.255 | 256 | US |
allocated | 1995-02-08 | 492613bd18a8… |
| 204.90.68.0 – 204.90.68.255 | 256 | US |
allocated | 1995-02-08 | 4c25fa238ff9… |
| 204.90.69.0 – 204.90.69.255 | 256 | US |
allocated | 1995-02-08 | 7939b61dcfa6… |
| 204.90.70.0 – 204.90.70.255 | 256 | US |
allocated | 1995-02-08 | 5c54cb8f927a… |
| 204.90.71.0 – 204.90.71.255 | 256 | US |
allocated | 1995-02-08 | 4d62864e9199… |
| 204.90.72.0 – 204.90.72.255 | 256 | US |
allocated | 1995-02-08 | 30ac0d43db08… |
| 204.90.73.0 – 204.90.73.255 | 256 | US |
allocated | 1995-02-08 | 152e12d467d9… |
| 204.90.74.0 – 204.90.74.255 | 256 | US |
allocated | 1995-02-08 | 0827c9ea6138… |
| 204.90.75.0 – 204.90.75.255 | 256 | US |
allocated | 1995-02-08 | 38bf879b82d5… |