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
11,462
delegated blocks
🔗
Autonomous systems
34,166
ASNs
// browse the objects
Browse the ARIN registry
| Range | Addresses | Country | Status | Allocated | Org handle |
|---|---|---|---|---|---|
| 45.16.0.0 – 45.31.255.255 | 1,048,576 |  US |
allocated | 2014-12-11 | 81e05477cc28… |
| 104.244.212.0 – 104.244.215.255 | 1,024 | US |
allocated | 2014-12-11 | eb1f1d6376c1… |
| 192.70.164.0 – 192.70.164.255 | 256 | US |
allocated | 2014-12-11 | f4cac16aafaf… |
| 192.75.199.0 – 192.75.199.255 | 256 | US |
allocated | 2014-12-11 | c9f1f149dea5… |
| 192.75.211.0 – 192.75.211.255 | 256 | US |
allocated | 2014-12-11 | 31187647cef5… |
| 192.81.86.0 – 192.81.87.255 | 512 | US |
allocated | 2014-12-11 | b929ebd2cad5… |
| 104.241.64.0 – 104.241.127.255 | 16,384 | US |
allocated | 2014-12-10 | ba1b20a735aa… |
| 104.245.67.0 – 104.245.67.255 | 256 |  CA |
allocated | 2014-12-10 | 589194fb4071… |
| 104.245.128.0 – 104.245.135.255 | 2,048 | US |
allocated | 2014-12-10 | e0424ed80a84… |
| 104.245.144.0 – 104.245.147.255 | 1,024 | CA |
allocated | 2014-12-10 | 7b02ffea6a50… |
| 104.245.152.0 – 104.245.159.255 | 2,048 | CA |
allocated | 2014-12-10 | df04ba7e5e16… |
| 104.245.160.0 – 104.245.167.255 | 2,048 | CA |
allocated | 2014-12-10 | aa1284f96cc4… |
| 104.245.180.0 – 104.245.183.255 | 1,024 | US |
allocated | 2014-12-10 | a93773ad321b… |
| 192.75.136.0 – 192.75.136.255 | 256 | US |
allocated | 2014-12-10 | ee4823a45366… |
| 192.81.10.0 – 192.81.11.255 | 512 | US |
allocated | 2014-12-10 | 59567d838a43… |
| 192.81.50.0 – 192.81.51.255 | 512 | US |
allocated | 2014-12-10 | 23f7c4b759b5… |
| 204.156.176.0 – 204.156.177.255 | 512 | US |
allocated | 2014-12-10 | 5bb0a156bff2… |
| 204.156.178.0 – 204.156.178.255 | 256 | US |
allocated | 2014-12-10 | 5bb0a156bff2… |
| 104.241.240.0 – 104.241.255.255 | 4,096 | US |
allocated | 2014-12-09 | 01cc535cf2f5… |
| 104.245.108.0 – 104.245.111.255 | 1,024 | US |
allocated | 2014-12-09 | 5edc763a2be7… |
| 104.245.120.0 – 104.245.123.255 | 1,024 | US |
allocated | 2014-12-09 | 33941ebdd2de… |
| 104.245.124.0 – 104.245.127.255 | 1,024 | US |
allocated | 2014-12-09 | 0a947ac66514… |
| 104.245.136.0 – 104.245.139.255 | 1,024 | US |
allocated | 2014-12-09 | 8e3377206209… |
| 104.245.140.0 – 104.245.143.255 | 1,024 | US |
allocated | 2014-12-09 | 7a7ec3cccb8f… |
| 104.246.0.0 – 104.246.127.255 | 32,768 | US |
allocated | 2014-12-09 | aaf656fbdfd1… |
| 104.247.192.0 – 104.247.223.255 | 8,192 | US |
allocated | 2014-12-09 | bf15c425ecb6… |
| 192.75.187.0 – 192.75.187.255 | 256 |  PR |
allocated | 2014-12-09 | 15ac6d0042bf… |
| 192.80.204.0 – 192.80.205.255 | 512 | US |
allocated | 2014-12-09 | 061e2bc73429… |
| 192.81.56.0 – 192.81.57.255 | 512 | CA |
allocated | 2014-12-09 | 2b747aa89313… |
| 192.81.64.0 – 192.81.65.255 | 512 | US |
allocated | 2014-12-09 | 04371e53111c… |
| 104.241.208.0 – 104.241.223.255 | 4,096 | US |
allocated | 2014-12-08 | 2c5b28e47172… |
| 104.243.160.0 – 104.243.175.255 | 4,096 | US |
allocated | 2014-12-08 | 8df182016a1f… |
| 104.244.40.0 – 104.244.47.255 | 2,048 | US |
allocated | 2014-12-08 | c2c7cdeb6eb9… |
| 104.245.84.0 – 104.245.87.255 | 1,024 | US |
allocated | 2014-12-08 | b0f333ff972f… |
| 104.245.92.0 – 104.245.95.255 | 1,024 |  GD |
allocated | 2014-12-08 | 54753e15d57e… |
| 192.69.114.0 – 192.69.115.255 | 512 | CA |
allocated | 2014-12-08 | 418db092ae41… |
| 192.72.0.0 – 192.72.1.255 | 512 | US |
allocated | 2014-12-08 | c6ff987eebe5… |
| 104.245.68.0 – 104.245.71.255 | 1,024 | US |
allocated | 2014-12-05 | e22870eeeb43… |
| 104.245.72.0 – 104.245.79.255 | 2,048 | US |
allocated | 2014-12-05 | 6a70981cfa4b… |
| 104.245.80.0 – 104.245.83.255 | 1,024 | US |
allocated | 2014-12-05 | 67fc71ad5a29… |
| 104.252.0.0 – 104.253.255.255 | 131,072 | US |
allocated | 2014-12-05 | 57d8f1a5b897… |
| 192.64.160.0 – 192.64.160.255 | 256 | US |
allocated | 2014-12-05 | be240b1630a7… |
| 192.73.69.0 – 192.73.69.255 | 256 | US |
allocated | 2014-12-05 | 23144e6dde8b… |
| 192.75.62.0 – 192.75.62.255 | 256 | US |
allocated | 2014-12-05 | 57cd86694b02… |
| 192.75.135.0 – 192.75.135.255 | 256 | US |
allocated | 2014-12-05 | 876f28862f2e… |
| 192.80.74.0 – 192.80.75.255 | 512 | US |
allocated | 2014-12-05 | 83791d25a62e… |
| 104.241.0.0 – 104.241.63.255 | 16,384 | US |
allocated | 2014-12-04 | 88a63c2539ed… |
| 104.245.20.0 – 104.245.23.255 | 1,024 | US |
allocated | 2014-12-04 | e346b68a5c07… |
| 104.245.52.0 – 104.245.55.255 | 1,024 | US |
allocated | 2014-12-04 | 67abf33ba357… |
| 192.69.141.0 – 192.69.141.255 | 256 | US |
allocated | 2014-12-04 | 44e6c6b6bd6d… |
| 104.237.224.0 – 104.237.255.255 | 8,192 | US |
allocated | 2014-12-03 | 59adff0216e8… |
| 104.238.32.0 – 104.238.63.255 | 8,192 | US |
allocated | 2014-12-03 | 7920c0f2e63e… |
| 104.245.48.0 – 104.245.51.255 | 1,024 | GD |
allocated | 2014-12-03 | bd37489bcf88… |
| 192.67.185.0 – 192.67.185.255 | 256 | US |
allocated | 2014-12-03 | 1f1942d5568b… |
| 192.70.163.0 – 192.70.163.255 | 256 | US |
allocated | 2014-12-03 | 88dba0c4e2af… |
| 104.239.128.0 – 104.239.255.255 | 32,768 | US |
allocated | 2014-12-02 | c66e83fbb76c… |
| 192.69.143.0 – 192.69.143.255 | 256 | US |
allocated | 2014-12-02 | 8cd4efd97257… |
| 192.73.18.0 – 192.73.18.255 | 256 | US |
allocated | 2014-12-02 | c138a458ebe2… |
| 192.75.11.0 – 192.75.11.255 | 256 | US |
allocated | 2014-12-02 | 26d0cd0fbefc… |
| 192.77.184.0 – 192.77.185.255 | 512 | US |
allocated | 2014-12-02 | 73265aac20bd… |
| 216.41.140.0 – 216.41.141.255 | 512 | US |
allocated | 2014-12-02 | 28b2c8749968… |
| 104.244.128.0 – 104.244.135.255 | 2,048 | US |
allocated | 2014-12-01 | cd2120823bbd… |
| 104.245.0.0 – 104.245.3.255 | 1,024 | CA |
allocated | 2014-12-01 | c2144446f2d5… |
| 192.72.2.0 – 192.72.2.255 | 256 | US |
allocated | 2014-12-01 | 1de137cf8670… |
| 192.73.45.0 – 192.73.45.255 | 256 | US |
allocated | 2014-12-01 | aa31a40240f8… |
| 192.73.214.0 – 192.73.214.255 | 256 | US |
allocated | 2014-12-01 | 7ce00b71d8a7… |
| 192.74.136.0 – 192.74.136.255 | 256 | US |
allocated | 2014-12-01 | 41127be6e3e5… |
| 192.75.0.0 – 192.75.0.255 | 256 | US |
allocated | 2014-12-01 | ba9989570861… |
| 104.245.8.0 – 104.245.15.255 | 2,048 | US |
allocated | 2014-11-26 | 78b0566975a9… |
| 192.65.170.0 – 192.65.170.255 | 256 |  VI |
allocated | 2014-11-26 | fd2736b81713… |
| 192.70.191.0 – 192.70.191.255 | 256 | US |
allocated | 2014-11-26 | 2fe50a670ef2… |
| 192.73.11.0 – 192.73.11.255 | 256 | US |
allocated | 2014-11-26 | 50d4cbba223f… |
| 192.74.127.0 – 192.74.127.255 | 256 | US |
allocated | 2014-11-26 | 9a5c35b647e4… |
| 104.219.240.0 – 104.219.247.255 | 2,048 | US |
allocated | 2014-11-25 | 7828a5c2efa3… |
| 104.243.224.0 – 104.243.239.255 | 4,096 | US |
allocated | 2014-11-25 | e94fbdbd80c0… |
| 104.243.240.0 – 104.243.255.255 | 4,096 | US |
allocated | 2014-11-25 | 73ddb635968e… |
| 104.244.144.0 – 104.244.151.255 | 2,048 | US |
allocated | 2014-11-25 | 0a42450058a3… |
| 104.244.208.0 – 104.244.211.255 | 1,024 | US |
allocated | 2014-11-25 | 78167187d701… |
| 104.245.4.0 – 104.245.7.255 | 1,024 | CA |
allocated | 2014-11-25 | 0e4122090159… |
| 104.245.24.0 – 104.245.31.255 | 2,048 | US |
allocated | 2014-11-25 | 8d4567350e90… |
| 104.245.32.0 – 104.245.39.255 | 2,048 | US |
allocated | 2014-11-25 | 747a70883836… |
| 192.48.236.0 – 192.48.237.255 | 512 | US |
allocated | 2014-11-25 | c2c7cdeb6eb9… |
| 192.67.66.0 – 192.67.66.255 | 256 | US |
allocated | 2014-11-25 | ccb055e72a61… |
| 192.73.23.0 – 192.73.23.255 | 256 | US |
allocated | 2014-11-25 | 0be2be043f57… |
| 104.237.32.0 – 104.237.47.255 | 4,096 | US |
allocated | 2014-11-24 | ea97e208e538… |
| 104.243.128.0 – 104.243.143.255 | 4,096 | US |
allocated | 2014-11-24 | 8812412ccfc2… |
| 104.244.244.0 – 104.244.247.255 | 1,024 | CA |
allocated | 2014-11-24 | aa1284f96cc4… |
| 192.68.149.0 – 192.68.149.255 | 256 | US |
allocated | 2014-11-24 | 9c64e999ee95… |
| 192.69.113.0 – 192.69.113.255 | 256 | US |
allocated | 2014-11-24 | a553eaea215c… |
| 192.72.255.0 – 192.72.255.255 | 256 | US |
allocated | 2014-11-24 | ccba4034d018… |
| 192.73.80.0 – 192.73.81.255 | 512 | US |
allocated | 2014-11-24 | e9d6b17d46a4… |
| 24.104.160.0 – 24.104.191.255 | 8,192 | CA |
allocated | 2014-11-21 | 8425bc3ad9d6… |
| 104.222.0.0 – 104.222.15.255 | 4,096 | US |
allocated | 2014-11-21 | cdc52e01de54… |
| 104.243.144.0 – 104.243.159.255 | 4,096 | US |
allocated | 2014-11-21 | 821e37f5798b… |
| 104.243.176.0 – 104.243.191.255 | 4,096 | US |
allocated | 2014-11-21 | 60cf209c6e68… |
| 104.244.240.0 – 104.244.243.255 | 1,024 | US |
allocated | 2014-11-21 | 627e81774c49… |
| 104.244.248.0 – 104.244.255.255 | 2,048 | US |
allocated | 2014-11-21 | 7f75b8e6c16c… |
| 192.55.250.0 – 192.55.251.255 | 512 | US |
allocated | 2014-11-21 | c2be6dc6b4c0… |
| 192.65.168.0 – 192.65.169.255 | 512 | US |
allocated | 2014-11-21 | 892f4780a817… |
| 192.69.188.0 – 192.69.189.255 | 512 | US |
allocated | 2014-11-21 | 51fa4cb8d91b… |