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 |
|---|---|---|---|---|---|
| 173.254.176.0 – 173.254.191.255 | 4,096 |  US |
allocated | 2010-10-19 | 4e72f00efc82… |
| 184.171.208.0 – 184.171.223.255 | 4,096 |  CA |
allocated | 2010-10-19 | bfa7748e884f… |
| 184.171.224.0 – 184.171.239.255 | 4,096 | US |
allocated | 2010-10-19 | 2b41890b746f… |
| 199.47.232.0 – 199.47.239.255 | 2,048 | US |
allocated | 2010-10-19 | 221815d8b07b… |
| 199.47.244.0 – 199.47.247.255 | 1,024 | US |
allocated | 2010-10-19 | 170d70a4b990… |
| 204.225.136.0 – 204.225.136.255 | 256 | US |
allocated | 2010-10-19 | 94ecf438e30d… |
| 204.225.208.0 – 204.225.209.255 | 512 | US |
allocated | 2010-10-19 | 1a527f1ed0a5… |
| 50.7.0.0 – 50.7.255.255 | 65,536 | US |
allocated | 2010-10-18 | 9a3e11090a14… |
| 173.254.128.0 – 173.254.159.255 | 8,192 | US |
allocated | 2010-10-18 | 460f5c014496… |
| 173.254.160.0 – 173.254.175.255 | 4,096 | US |
allocated | 2010-10-18 | 460f5c014496… |
| 184.171.192.0 – 184.171.207.255 | 4,096 | CA |
allocated | 2010-10-18 | 2af1b1b7b909… |
| 199.47.220.0 – 199.47.223.255 | 1,024 | US |
allocated | 2010-10-18 | 92f3d088c118… |
| 199.47.224.0 – 199.47.231.255 | 2,048 | US |
allocated | 2010-10-18 | 55dd19b2b301… |
| 199.253.63.0 – 199.253.63.255 | 256 | US |
allocated | 2010-10-18 | bfbf7b5fb987… |
| 184.171.160.0 – 184.171.175.255 | 4,096 | US |
allocated | 2010-10-15 | 5b367eafcaa7… |
| 199.47.188.0 – 199.47.191.255 | 1,024 | US |
allocated | 2010-10-15 | b5068754bada… |
| 199.47.200.0 – 199.47.207.255 | 2,048 | US |
allocated | 2010-10-15 | 76b055b71462… |
| 199.47.208.0 – 199.47.211.255 | 1,024 | US |
allocated | 2010-10-15 | 2463b19040ce… |
| 199.47.212.0 – 199.47.215.255 | 1,024 | US |
allocated | 2010-10-15 | 54ec4618cede… |
| 199.47.216.0 – 199.47.219.255 | 1,024 | US |
allocated | 2010-10-15 | bb703fbab92f… |
| 204.225.0.0 – 204.225.0.255 | 256 | US |
allocated | 2010-10-15 | be86036421d8… |
| 64.89.192.0 – 64.89.207.255 | 4,096 |  PR |
allocated | 2010-10-14 | 07ce2359a2ba… |
| 184.171.128.0 – 184.171.143.255 | 4,096 | US |
allocated | 2010-10-14 | 330dfd3d5a46… |
| 184.171.144.0 – 184.171.159.255 | 4,096 | US |
allocated | 2010-10-14 | c967f8815962… |
| 204.239.146.0 – 204.239.146.255 | 256 | US |
allocated | 2010-10-14 | ab4aa9203e1f… |
| 199.47.192.0 – 199.47.199.255 | 2,048 | US |
allocated | 2010-10-13 | b648bfc516f1… |
| 204.239.17.0 – 204.239.17.255 | 256 | US |
allocated | 2010-10-13 | 0ce1e0bdadc9… |
| 204.239.124.0 – 204.239.124.255 | 256 | US |
allocated | 2010-10-13 | b7128ad1d9b8… |
| 68.70.208.0 – 68.70.223.255 | 4,096 | US |
allocated | 2010-10-12 | 3b2ea74a19be… |
| 69.163.80.0 – 69.163.95.255 | 4,096 | US |
allocated | 2010-10-12 | 3255a193db9a… |
| 69.166.112.0 – 69.166.127.255 | 4,096 | CA |
allocated | 2010-10-12 | a627286c0525… |
| 199.47.176.0 – 199.47.179.255 | 1,024 | US |
allocated | 2010-10-12 | 1e6690cba022… |
| 199.47.180.0 – 199.47.183.255 | 1,024 | US |
allocated | 2010-10-12 | 042f0a585f0a… |
| 204.239.11.0 – 204.239.11.255 | 256 | US |
allocated | 2010-10-12 | 211cc18cd915… |
| 68.70.224.0 – 68.70.231.255 | 2,048 | US |
allocated | 2010-10-11 | 4508744acac3… |
| 68.70.237.0 – 68.70.237.255 | 256 | US |
allocated | 2010-10-11 | 4508744acac3… |
| 68.70.238.0 – 68.70.239.255 | 512 | US |
allocated | 2010-10-11 | 4508744acac3… |
| 68.70.240.0 – 68.70.243.255 | 1,024 | US |
allocated | 2010-10-11 | 4508744acac3… |
| 68.70.244.0 – 68.70.245.255 | 512 | US |
allocated | 2010-10-11 | 4508744acac3… |
| 68.70.246.0 – 68.70.246.255 | 256 | US |
allocated | 2010-10-11 | 4508744acac3… |
| 68.70.248.0 – 68.70.251.255 | 1,024 | US |
allocated | 2010-10-11 | 4508744acac3… |
| 68.70.252.0 – 68.70.252.255 | 256 | US |
allocated | 2010-10-11 | 4508744acac3… |
| 68.70.255.0 – 68.70.255.255 | 256 | US |
allocated | 2010-10-11 | 4508744acac3… |
| 184.24.0.0 – 184.31.255.255 | 524,288 | US |
allocated | 2010-10-11 | 8ff74c5691c8… |
| 199.47.172.0 – 199.47.175.255 | 1,024 | US |
allocated | 2010-10-11 | d632542b0431… |
| 68.170.112.0 – 68.170.127.255 | 4,096 | US |
allocated | 2010-10-08 | b6cf0cef5080… |
| 68.170.208.0 – 68.170.223.255 | 4,096 | US |
allocated | 2010-10-08 | d538268083a4… |
| 184.171.0.0 – 184.171.127.255 | 32,768 | US |
allocated | 2010-10-08 | 4fede6834bb7… |
| 199.47.148.0 – 199.47.151.255 | 1,024 | US |
allocated | 2010-10-08 | a392a6eb8f06… |
| 199.47.168.0 – 199.47.171.255 | 1,024 | US |
allocated | 2010-10-08 | 31a6d1e92a08… |
| 204.235.142.0 – 204.235.143.255 | 512 | US |
allocated | 2010-10-08 | 7e6ea8e7490e… |
| 204.239.14.0 – 204.239.15.255 | 512 | US |
allocated | 2010-10-08 | 5b509daf2f8a… |
| 50.16.0.0 – 50.19.255.255 | 262,144 | US |
allocated | 2010-10-07 | 20c786e8edd8… |
| 66.23.224.0 – 66.23.239.255 | 4,096 | US |
allocated | 2010-10-07 | 13d512adeacc… |
| 68.233.144.0 – 68.233.159.255 | 4,096 | US |
allocated | 2010-10-07 | 4a27264ec876… |
| 199.47.152.0 – 199.47.159.255 | 2,048 | US |
allocated | 2010-10-07 | be87a6f57401… |
| 50.6.0.0 – 50.6.255.255 | 65,536 | US |
allocated | 2010-10-06 | ec11830c4c67… |
| 184.172.0.0 – 184.173.255.255 | 131,072 | US |
allocated | 2010-10-06 | 5dba07179e25… |
| 199.47.132.0 – 199.47.135.255 | 1,024 | US |
allocated | 2010-10-06 | 74bea4bd5171… |
| 199.47.136.0 – 199.47.139.255 | 1,024 | US |
allocated | 2010-10-06 | f895f8a4b244… |
| 204.239.182.0 – 204.239.182.255 | 256 | US |
allocated | 2010-10-06 | 0d5946f31f05… |
| 209.74.112.0 – 209.74.127.255 | 4,096 | US |
allocated | 2010-10-06 | ff246476764f… |
| 173.254.0.0 – 173.254.127.255 | 32,768 | US |
allocated | 2010-10-05 | 9ce56b15dad0… |
| 204.197.208.0 – 204.197.223.255 | 4,096 | US |
allocated | 2010-10-05 | 4cb61b484442… |
| 204.197.224.0 – 204.197.239.255 | 4,096 | US |
allocated | 2010-10-05 | e4eb5657c544… |
| 204.197.240.0 – 204.197.255.255 | 4,096 | US |
allocated | 2010-10-05 | 694630dfefe5… |
| 173.199.192.0 – 173.199.255.255 | 16,384 | US |
allocated | 2010-10-04 | feae0c5faca3… |
| 199.36.248.0 – 199.36.251.255 | 1,024 | US |
allocated | 2010-10-04 | 518993ea80aa… |
| 24.51.128.0 – 24.51.191.255 | 16,384 | US |
allocated | 2010-10-01 | 1b91659081e6… |
| 107.224.0.0 – 107.255.255.255 | 2,097,152 | US |
allocated | 2010-10-01 | 81e05477cc28… |
| 173.253.128.0 – 173.253.255.255 | 32,768 | US |
allocated | 2010-10-01 | a5f5512f7d6f… |
| 199.36.244.0 – 199.36.247.255 | 1,024 | US |
allocated | 2010-10-01 | 7a38d8036841… |
| 204.197.192.0 – 204.197.207.255 | 4,096 | US |
allocated | 2010-10-01 | 0b05899d0922… |
| 69.160.32.0 – 69.160.47.255 | 4,096 | US |
allocated | 2010-09-30 | a7507647b654… |
| 173.199.128.0 – 173.199.191.255 | 16,384 | US |
allocated | 2010-09-30 | d8f072014ca8… |
| 199.36.232.0 – 199.36.239.255 | 2,048 | US |
allocated | 2010-09-30 | 0084bab566b6… |
| 173.199.64.0 – 173.199.127.255 | 16,384 | US |
allocated | 2010-09-29 | e458cda96686… |
| 199.36.200.0 – 199.36.203.255 | 1,024 | US |
allocated | 2010-09-29 | fa8f0f2ab343… |
| 199.36.204.0 – 199.36.207.255 | 1,024 | US |
allocated | 2010-09-29 | 138ee62abfad… |
| 199.36.208.0 – 199.36.215.255 | 2,048 | US |
allocated | 2010-09-29 | 70e62bce9672… |
| 199.36.216.0 – 199.36.219.255 | 1,024 | US |
allocated | 2010-09-29 | 21520591e025… |
| 199.36.220.0 – 199.36.223.255 | 1,024 | US |
allocated | 2010-09-29 | 6ac9e8ec86fb… |
| 184.170.0.0 – 184.170.63.255 | 16,384 |  JM |
allocated | 2010-09-28 | 302f5ac1a4c0… |
| 199.182.0.0 – 199.182.31.255 | 8,192 | US |
allocated | 2010-09-28 | d355811359bf… |
| 199.182.32.0 – 199.182.47.255 | 4,096 | US |
allocated | 2010-09-28 | d355811359bf… |
| 204.197.176.0 – 204.197.191.255 | 4,096 | CA |
allocated | 2010-09-28 | a627286c0525… |
| 199.36.188.0 – 199.36.191.255 | 1,024 | US |
allocated | 2010-09-27 | 991b6a7220b3… |
| 199.36.192.0 – 199.36.199.255 | 2,048 | US |
allocated | 2010-09-27 | f607b10c67c7… |
| 204.225.38.0 – 204.225.39.255 | 512 | US |
allocated | 2010-09-27 | 5b93dce3b91f… |
| 50.32.0.0 – 50.33.255.255 | 131,072 | US |
allocated | 2010-09-24 | e220ed812a4c… |
| 50.34.0.0 – 50.35.255.255 | 131,072 | US |
allocated | 2010-09-24 | adc8b004b305… |
| 50.36.0.0 – 50.36.255.255 | 65,536 | US |
allocated | 2010-09-24 | e220ed812a4c… |
| 50.37.0.0 – 50.37.63.255 | 16,384 | US |
allocated | 2010-09-24 | e220ed812a4c… |
| 50.37.64.0 – 50.37.127.255 | 16,384 | US |
allocated | 2010-09-24 | adc8b004b305… |
| 50.37.128.0 – 50.37.255.255 | 32,768 | US |
allocated | 2010-09-24 | adc8b004b305… |
| 50.38.0.0 – 50.38.127.255 | 32,768 | US |
allocated | 2010-09-24 | adc8b004b305… |
| 50.38.128.0 – 50.38.255.255 | 32,768 | US |
allocated | 2010-09-24 | e220ed812a4c… |
| 50.39.0.0 – 50.39.63.255 | 16,384 | US |
allocated | 2010-09-24 | e220ed812a4c… |
| 50.39.64.0 – 50.39.127.255 | 16,384 | US |
allocated | 2010-09-24 | adc8b004b305… |
| 50.39.128.0 – 50.39.255.255 | 32,768 | US |
allocated | 2010-09-24 | adc8b004b305… |