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
1,645,650,944
📦
IPv4 networks
76,728
delegated blocks
🧭
IPv6 networks
11,368
delegated blocks
🔗
Autonomous systems
34,055
ASNs
// browse the objects
Browse the ARIN registry
| Range | Addresses | Country | Status | Allocated | Org handle |
|---|---|---|---|---|---|
| 66.220.208.0 – 66.220.223.255 | 4,096 |  US |
allocated | 2006-04-13 | 672691e78959… |
| 216.145.192.0 – 216.145.207.255 | 4,096 | US |
allocated | 2006-04-13 | dac3a914e7ff… |
| 208.109.0.0 – 208.109.255.255 | 65,536 | US |
allocated | 2006-04-12 | fec517dc310c… |
| 208.113.128.0 – 208.113.255.255 | 32,768 | US |
allocated | 2006-04-12 | 0bf47ba64442… |
| 66.218.176.0 – 66.218.191.255 | 4,096 | US |
allocated | 2006-04-11 | 8d69b744fe4d… |
| 208.66.68.0 – 208.66.71.255 | 1,024 |  CA |
allocated | 2006-04-11 | da43ab9b2e0e… |
| 209.134.32.0 – 209.134.47.255 | 4,096 | US |
allocated | 2006-04-11 | 7dd6f0b4075f… |
| 216.45.32.0 – 216.45.47.255 | 4,096 | US |
allocated | 2006-04-11 | 58f20fb8b840… |
| 216.45.64.0 – 216.45.95.255 | 8,192 | US |
allocated | 2006-04-11 | ac4d1f023faf… |
| 208.111.192.0 – 208.111.255.255 | 16,384 | US |
allocated | 2006-04-10 | 7a3fe9f0f36b… |
| 74.62.0.0 – 74.62.255.255 | 65,536 | US |
allocated | 2006-04-07 | d2fc8fbc818f… |
| 74.128.0.0 – 74.143.255.255 | 1,048,576 | US |
allocated | 2006-04-07 | d2fc8fbc818f… |
| 208.66.88.0 – 208.66.91.255 | 1,024 | US |
allocated | 2006-04-07 | a304476e5b8f… |
| 209.164.192.0 – 209.164.223.255 | 8,192 | US |
allocated | 2006-04-07 | f9976ab6b670… |
| 64.253.64.0 – 64.253.79.255 | 4,096 | US |
allocated | 2006-04-06 | bda8b9efe3a4… |
| 208.66.80.0 – 208.66.83.255 | 1,024 | US |
allocated | 2006-04-06 | 165099608edc… |
| 208.66.84.0 – 208.66.87.255 | 1,024 | US |
allocated | 2006-04-06 | 4e6455201b80… |
| 64.25.80.0 – 64.25.95.255 | 4,096 | US |
allocated | 2006-04-05 | 2d9b0387a62d… |
| 64.135.224.0 – 64.135.255.255 | 8,192 | US |
allocated | 2006-04-05 | 141f6a3bce39… |
| 64.140.96.0 – 64.140.111.255 | 4,096 | US |
allocated | 2006-04-05 | affe9ea9c56a… |
| 66.102.240.0 – 66.102.255.255 | 4,096 | US |
allocated | 2006-04-05 | 80ca3f56fa8c… |
| 208.66.60.0 – 208.66.63.255 | 1,024 | US |
allocated | 2006-04-05 | 015bdf756615… |
| 208.108.0.0 – 208.108.255.255 | 65,536 | US |
allocated | 2006-04-05 | d337a7afc24e… |
| 208.113.0.0 – 208.113.63.255 | 16,384 | CA |
allocated | 2006-04-05 | d6ec557bdc4e… |
| 64.83.240.0 – 64.83.255.255 | 4,096 | US |
allocated | 2006-04-04 | dfe5691a9024… |
| 64.118.160.0 – 64.118.175.255 | 4,096 | US |
allocated | 2006-04-04 | d537614cb5a4… |
| 66.103.112.0 – 66.103.127.255 | 4,096 | US |
allocated | 2006-04-03 | c195601aa41b… |
| 208.66.56.0 – 208.66.59.255 | 1,024 | US |
allocated | 2006-04-03 | d955da3cf907… |
| 64.15.48.0 – 64.15.63.255 | 4,096 | CA |
allocated | 2006-03-31 | f71316813e01… |
| 64.118.0.0 – 64.118.15.255 | 4,096 | US |
allocated | 2006-03-31 | 6f963b327624… |
| 66.111.112.0 – 66.111.127.255 | 4,096 | US |
allocated | 2006-03-31 | cef176fd8d8e… |
| 208.66.20.0 – 208.66.23.255 | 1,024 | US |
allocated | 2006-03-31 | be87a6f57401… |
| 64.6.112.0 – 64.6.127.255 | 4,096 | US |
allocated | 2006-03-30 | 0c70d0786185… |
| 64.93.96.0 – 64.93.111.255 | 4,096 | CA |
allocated | 2006-03-30 | efef4c621276… |
| 66.114.176.0 – 66.114.191.255 | 4,096 | US |
allocated | 2006-03-30 | d538268083a4… |
| 66.206.112.0 – 66.206.127.255 | 4,096 | US |
allocated | 2006-03-30 | 34d342be0361… |
| 208.66.48.0 – 208.66.55.255 | 2,048 |  AI |
allocated | 2006-03-30 | d49b894dec25… |
| 208.111.128.0 – 208.111.191.255 | 16,384 | US |
allocated | 2006-03-30 | 3d4b428be69c… |
| 64.58.240.0 – 64.58.255.255 | 4,096 | US |
allocated | 2006-03-29 | 4dcca514f94e… |
| 64.83.96.0 – 64.83.127.255 | 8,192 | US |
allocated | 2006-03-29 | 752c59cc4272… |
| 64.88.160.0 – 64.88.191.255 | 8,192 | US |
allocated | 2006-03-29 | 11605ea9b000… |
| 66.252.112.0 – 66.252.127.255 | 4,096 | US |
allocated | 2006-03-28 | 4e1033ce53ab… |
| 208.112.0.0 – 208.112.127.255 | 32,768 | US |
allocated | 2006-03-28 | f9107f6aa386… |
| 208.112.128.0 – 208.112.255.255 | 32,768 | US |
allocated | 2006-03-28 | ed7e56c62ef9… |
| 66.252.240.0 – 66.252.255.255 | 4,096 | US |
allocated | 2006-03-27 | e220ed812a4c… |
| 74.64.0.0 – 74.79.255.255 | 1,048,576 | US |
allocated | 2006-03-27 | d2fc8fbc818f… |
| 208.107.0.0 – 208.107.255.255 | 65,536 | US |
allocated | 2006-03-27 | b0dfca43049f… |
| 208.111.64.0 – 208.111.95.255 | 8,192 | CA |
allocated | 2006-03-27 | 8d6e593103d9… |
| 66.234.176.0 – 66.234.191.255 | 4,096 | US |
allocated | 2006-03-24 | 380938c7ccdc… |
| 66.252.144.0 – 66.252.159.255 | 4,096 | CA |
allocated | 2006-03-24 | 0042cdeb1e05… |
| 208.66.24.0 – 208.66.31.255 | 2,048 | US |
allocated | 2006-03-24 | 76b7b0808425… |
| 208.66.32.0 – 208.66.39.255 | 2,048 | US |
allocated | 2006-03-24 | 7c562b16d642… |
| 208.110.192.0 – 208.110.223.255 | 8,192 | US |
allocated | 2006-03-24 | 3a7b40ab58f6… |
| 208.111.0.0 – 208.111.31.255 | 8,192 | US |
allocated | 2006-03-24 | 333c5b24b629… |
| 208.66.16.0 – 208.66.19.255 | 1,024 | CA |
allocated | 2006-03-23 | 555f3653693b… |
| 208.103.0.0 – 208.103.63.255 | 16,384 | US |
allocated | 2006-03-23 | 34d342be0361… |
| 208.110.128.0 – 208.110.159.255 | 8,192 | US |
allocated | 2006-03-23 | b1fbf63a9c13… |
| 64.49.112.0 – 64.49.127.255 | 4,096 | US |
allocated | 2006-03-22 | 7cbe59f84d80… |
| 64.79.192.0 – 64.79.223.255 | 8,192 | US |
allocated | 2006-03-22 | ec11830c4c67… |
| 192.69.21.0 – 192.69.21.255 | 256 | US |
allocated | 2006-03-22 | 67fd088ef41f… |
| 208.106.128.0 – 208.106.255.255 | 32,768 | US |
allocated | 2006-03-22 | 04f97ffab0f6… |
| 64.79.128.0 – 64.79.159.255 | 8,192 | US |
allocated | 2006-03-21 | 2f174894386d… |
| 66.7.112.0 – 66.7.127.255 | 4,096 | US |
allocated | 2006-03-21 | e962fe5a2f86… |
| 66.218.144.0 – 66.218.159.255 | 4,096 | US |
allocated | 2006-03-21 | 41e3bae09a9c… |
| 72.26.224.0 – 72.26.239.255 | 4,096 | US |
allocated | 2006-03-21 | 6654f593f77a… |
| 208.65.254.0 – 208.65.254.255 | 256 | US |
allocated | 2006-03-21 | 4c330ba3b547… |
| 208.66.0.0 – 208.66.3.255 | 1,024 | CA |
allocated | 2006-03-21 | 449259d9b4ce… |
| 208.66.8.0 – 208.66.15.255 | 2,048 | US |
allocated | 2006-03-21 | d538268083a4… |
| 208.106.0.0 – 208.106.127.255 | 32,768 | US |
allocated | 2006-03-21 | 382ccf1a9d45… |
| 69.5.96.0 – 69.5.111.255 | 4,096 | US |
allocated | 2006-03-20 | 05d4a857df34… |
| 208.65.240.0 – 208.65.247.255 | 2,048 | CA |
allocated | 2006-03-20 | c2852f1df4b3… |
| 208.65.248.0 – 208.65.251.255 | 1,024 | US |
allocated | 2006-03-20 | a781eecba28e… |
| 216.186.128.0 – 216.186.159.255 | 8,192 | US |
allocated | 2006-03-20 | e9f843549cbf… |
| 216.186.160.0 – 216.186.160.255 | 256 | US |
allocated | 2006-03-20 | 8e96b9b26ba0… |
| 216.186.161.0 – 216.186.161.255 | 256 | US |
allocated | 2006-03-20 | 98e6c615fd07… |
| 216.186.162.0 – 216.186.163.255 | 512 | US |
allocated | 2006-03-20 | 98e6c615fd07… |
| 216.186.165.0 – 216.186.165.255 | 256 | US |
allocated | 2006-03-20 | 98e6c615fd07… |
| 216.186.166.0 – 216.186.167.255 | 512 | US |
allocated | 2006-03-20 | 98e6c615fd07… |
| 216.186.168.0 – 216.186.175.255 | 2,048 | US |
allocated | 2006-03-20 | 98e6c615fd07… |
| 216.186.176.0 – 216.186.179.255 | 1,024 | US |
allocated | 2006-03-20 | 98e6c615fd07… |
| 216.186.181.0 – 216.186.181.255 | 256 | US |
allocated | 2006-03-20 | 98e6c615fd07… |
| 216.186.182.0 – 216.186.183.255 | 512 | US |
allocated | 2006-03-20 | 98e6c615fd07… |
| 216.186.184.0 – 216.186.191.255 | 2,048 | US |
allocated | 2006-03-20 | 98e6c615fd07… |
| 216.186.192.0 – 216.186.255.255 | 16,384 | US |
allocated | 2006-03-20 | 98e6c615fd07… |
| 72.26.96.0 – 72.26.127.255 | 8,192 | US |
allocated | 2006-03-17 | 28f2d37d052b… |
| 208.65.236.0 – 208.65.239.255 | 1,024 | US |
allocated | 2006-03-17 | 9811ad857e6a… |
| 208.110.64.0 – 208.110.95.255 | 8,192 | US |
allocated | 2006-03-17 | 52fcdcfbb271… |
| 66.163.80.0 – 66.163.95.255 | 4,096 | US |
allocated | 2006-03-16 | f01f497d68e6… |
| 208.110.0.0 – 208.110.31.255 | 8,192 | US |
allocated | 2006-03-16 | 2eb271d6c28f… |
| 66.181.112.0 – 66.181.127.255 | 4,096 | US |
allocated | 2006-03-15 | f66c428a4ea9… |
| 66.207.50.0 – 66.207.51.255 | 512 | US |
allocated | 2006-03-15 | 5fd778e73004… |
| 66.207.52.0 – 66.207.55.255 | 1,024 | US |
allocated | 2006-03-15 | 5fd778e73004… |
| 66.207.56.0 – 66.207.59.255 | 1,024 | US |
allocated | 2006-03-15 | 5fd778e73004… |
| 66.207.63.0 – 66.207.63.255 | 256 | US |
allocated | 2006-03-15 | 5fd778e73004… |
| 208.65.220.0 – 208.65.223.255 | 1,024 | US |
allocated | 2006-03-15 | 57df71b7c8f4… |
| 208.101.192.0 – 208.101.199.255 | 2,048 | US |
allocated | 2006-03-15 | 4508744acac3… |
| 208.101.200.0 – 208.101.203.255 | 1,024 | US |
allocated | 2006-03-15 | 4508744acac3… |
| 208.101.204.0 – 208.101.204.255 | 256 | US |
allocated | 2006-03-15 | 4508744acac3… |
| 208.101.207.0 – 208.101.207.255 | 256 | US |
allocated | 2006-03-15 | 4508744acac3… |
| 208.101.208.0 – 208.101.209.255 | 512 | US |
allocated | 2006-03-15 | 4508744acac3… |