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
1,644,584,448
📦
IPv4 networks
76,800
delegated blocks
🧭
IPv6 networks
11,472
delegated blocks
🔗
Autonomous systems
34,179
ASNs
// browse the objects
Browse the ARIN registry
| Range | Addresses | Country | Status | Allocated | Org handle |
|---|---|---|---|---|---|
| 64.235.160.0 – 64.235.191.255 | 8,192 |  US |
allocated | 2002-09-16 | 3a7b40ab58f6… |
| 64.207.64.0 – 64.207.95.255 | 8,192 | US |
allocated | 2002-09-13 | d538268083a4… |
| 64.235.128.0 – 64.235.143.255 | 4,096 | US |
allocated | 2002-09-13 | 0920913c4823… |
| 64.235.96.0 – 64.235.111.255 | 4,096 |  CA |
allocated | 2002-09-12 | c2852f1df4b3… |
| 64.235.32.0 – 64.235.63.255 | 8,192 | US |
allocated | 2002-09-11 | bdc76f5d845b… |
| 64.235.64.0 – 64.235.95.255 | 8,192 | US |
allocated | 2002-09-11 | 2846e351d0b3… |
| 64.179.0.0 – 64.179.127.255 | 32,768 | US |
allocated | 2002-09-10 | 6c065d5b54b8… |
| 216.75.208.0 – 216.75.223.255 | 4,096 | US |
allocated | 2002-09-10 | 1be533968d2e… |
| 64.234.192.0 – 64.234.223.255 | 8,192 | US |
allocated | 2002-09-09 | 9bdf15c4e6f6… |
| 66.158.160.0 – 66.158.175.255 | 4,096 | US |
allocated | 2002-09-09 | da30a61dbdb2… |
| 216.39.48.0 – 216.39.63.255 | 4,096 | US |
allocated | 2002-09-09 | c2dfb9e7c865… |
| 64.136.224.0 – 64.136.255.255 | 8,192 | US |
allocated | 2002-09-06 | 629c0ae781c1… |
| 66.158.128.0 – 66.158.159.255 | 8,192 | CA |
allocated | 2002-09-06 | 739053b97948… |
| 216.19.80.0 – 216.19.95.255 | 4,096 | CA |
allocated | 2002-09-06 | e8595e2dfeda… |
| 64.234.128.0 – 64.234.191.255 | 16,384 | US |
allocated | 2002-09-05 | 55bcfe082a1f… |
| 24.239.64.0 – 24.239.127.255 | 16,384 | US |
allocated | 2002-09-04 | 635e221de053… |
| 64.178.192.0 – 64.178.223.255 | 8,192 |  PR |
allocated | 2002-09-04 | f9c973e2e961… |
| 65.74.0.0 – 65.74.127.255 | 32,768 | US |
allocated | 2002-09-04 | ad5a8840e6d5… |
| 65.73.0.0 – 65.73.255.255 | 65,536 | US |
allocated | 2002-09-03 | e220ed812a4c… |
| 64.136.160.0 – 64.136.175.255 | 4,096 | US |
allocated | 2002-08-30 | 1481ecc87fd7… |
| 64.136.192.0 – 64.136.223.255 | 8,192 | US |
allocated | 2002-08-30 | e83aed56f56f… |
| 68.160.0.0 – 68.163.255.255 | 262,144 | US |
allocated | 2002-08-30 | e220ed812a4c… |
| 64.136.128.0 – 64.136.159.255 | 8,192 | US |
allocated | 2002-08-28 | 21db39a55000… |
| 64.62.128.0 – 64.62.255.255 | 32,768 | US |
allocated | 2002-08-27 | e2e9e26bea21… |
| 65.79.0.0 – 65.79.127.255 | 32,768 | US |
allocated | 2002-08-27 | 3b3409744e54… |
| 66.36.224.0 – 66.36.255.255 | 8,192 | US |
allocated | 2002-08-27 | 441b67d36f8f… |
| 66.36.160.0 – 66.36.191.255 | 8,192 | US |
allocated | 2002-08-23 | a83325c9f899… |
| 66.36.192.0 – 66.36.223.255 | 8,192 | US |
allocated | 2002-08-23 | 9f5cb4d23569… |
| 216.38.176.0 – 216.38.191.255 | 4,096 | US |
allocated | 2002-08-23 | 94cd3a36fdeb… |
| 216.38.240.0 – 216.38.255.255 | 4,096 | US |
allocated | 2002-08-23 | cd983764078d… |
| 64.89.176.0 – 64.89.191.255 | 4,096 | US |
allocated | 2002-08-22 | b6fe576367eb… |
| 64.250.192.0 – 64.250.223.255 | 8,192 | US |
allocated | 2002-08-22 | 7a876fbec890… |
| 66.36.100.0 – 66.36.103.255 | 1,024 | CA |
allocated | 2002-08-22 | 3c781914ab27… |
| 66.36.128.0 – 66.36.159.255 | 8,192 | CA |
allocated | 2002-08-22 | bc197a26b157… |
| 64.126.128.0 – 64.126.191.255 | 16,384 | US |
allocated | 2002-08-20 | 49c3b0e6c124… |
| 66.36.64.0 – 66.36.95.255 | 8,192 | US |
allocated | 2002-08-15 | 4774876be7de… |
| 67.72.0.0 – 67.72.255.255 | 65,536 | US |
allocated | 2002-08-15 | e5e3b9c13678… |
| 67.73.0.0 – 67.73.127.255 | 32,768 | US |
allocated | 2002-08-15 | e5e3b9c13678… |
| 67.73.128.0 – 67.73.255.255 | 32,768 | US |
allocated | 2002-08-15 | a2aeca59b913… |
| 67.74.0.0 – 67.75.255.255 | 131,072 | US |
allocated | 2002-08-15 | e5e3b9c13678… |
| 216.157.192.0 – 216.157.223.255 | 8,192 | US |
allocated | 2002-08-15 | 34d342be0361… |
| 216.157.224.0 – 216.157.255.255 | 8,192 | US |
allocated | 2002-08-15 | 9b36d56e6466… |
| 67.152.0.0 – 67.155.255.255 | 262,144 | US |
allocated | 2002-08-14 | e220ed812a4c… |
| 64.89.48.0 – 64.89.63.255 | 4,096 | US |
allocated | 2002-08-13 | bb8d447b23a7… |
| 64.135.192.0 – 64.135.223.255 | 8,192 | US |
allocated | 2002-08-13 | 592026248d55… |
| 64.127.128.0 – 64.127.131.255 | 1,024 | US |
allocated | 2002-08-12 | 66e68ecd93af… |
| 64.127.140.0 – 64.127.143.255 | 1,024 | US |
allocated | 2002-08-12 | 66e68ecd93af… |
| 64.127.192.0 – 64.127.192.255 | 256 | US |
allocated | 2002-08-12 | 66e68ecd93af… |
| 24.236.128.0 – 24.236.255.255 | 32,768 | US |
allocated | 2002-08-09 | 2ae6f8bcdd0f… |
| 66.112.224.0 – 66.112.255.255 | 8,192 | US |
allocated | 2002-08-09 | 0778f38ce84f… |
| 216.157.160.0 – 216.157.191.255 | 8,192 | US |
allocated | 2002-08-09 | f3e9c4a797ca… |
| 65.78.0.0 – 65.78.127.255 | 32,768 | US |
allocated | 2002-08-08 | d497a9a99490… |
| 66.112.192.0 – 66.112.207.255 | 4,096 | US |
allocated | 2002-08-08 | f99d540fecfd… |
| 216.120.224.0 – 216.120.255.255 | 8,192 | US |
allocated | 2002-08-08 | 495abbdb0e86… |
| 66.165.192.0 – 66.165.223.255 | 8,192 | CA |
allocated | 2002-08-07 | d0828b48ec4a… |
| 24.233.64.0 – 24.233.95.255 | 8,192 | US |
allocated | 2002-08-06 | e53e6e2bb9e4… |
| 64.33.224.0 – 64.33.255.255 | 8,192 | US |
allocated | 2002-08-06 | 81d06921381e… |
| 66.35.32.0 – 66.35.63.255 | 8,192 | US |
allocated | 2002-08-06 | 48e15959ba30… |
| 216.114.96.0 – 216.114.127.255 | 8,192 | US |
allocated | 2002-08-06 | 8bf8d11f5eac… |
| 66.97.32.0 – 66.97.47.255 | 4,096 | US |
allocated | 2002-08-05 | 07e0ecd048eb… |
| 66.165.128.0 – 66.165.159.255 | 8,192 | US |
allocated | 2002-08-05 | f2e795211256… |
| 24.233.32.0 – 24.233.63.255 | 8,192 | US |
allocated | 2002-08-02 | b8051913e298… |
| 65.77.0.0 – 65.77.255.255 | 65,536 | US |
allocated | 2002-08-01 | e5e3b9c13678… |
| 65.37.0.0 – 65.37.127.255 | 32,768 | US |
allocated | 2002-07-31 | e220ed812a4c… |
| 66.165.0.0 – 66.165.31.255 | 8,192 | US |
allocated | 2002-07-30 | 47460f74e05f… |
| 66.165.32.0 – 66.165.63.255 | 8,192 | US |
allocated | 2002-07-30 | 0d72186b4f4f… |
| 216.31.224.0 – 216.31.255.255 | 8,192 | US |
allocated | 2002-07-30 | 7f75b8e6c16c… |
| 209.87.112.0 – 209.87.127.255 | 4,096 | US |
allocated | 2002-07-29 | eebc978bd891… |
| 216.48.80.0 – 216.48.95.255 | 4,096 | CA |
allocated | 2002-07-29 | 49b8794c09d6… |
| 216.128.224.0 – 216.128.239.255 | 4,096 | US |
allocated | 2002-07-29 | 91244fe96243… |
| 216.203.96.0 – 216.203.127.255 | 8,192 | US |
allocated | 2002-07-29 | d538268083a4… |
| 66.159.128.0 – 66.159.191.255 | 16,384 | US |
allocated | 2002-07-25 | 81e05477cc28… |
| 64.25.192.0 – 64.25.207.255 | 4,096 | US |
allocated | 2002-07-24 | 7df8e4b018d5… |
| 64.25.64.0 – 64.25.79.255 | 4,096 | US |
allocated | 2002-07-23 | 35904ba017f4… |
| 64.25.128.0 – 64.25.143.255 | 4,096 | US |
allocated | 2002-07-23 | 60728115fb98… |
| 64.25.160.0 – 64.25.191.255 | 8,192 | CA |
allocated | 2002-07-23 | 7de51f8320f6… |
| 66.103.224.0 – 66.103.255.255 | 8,192 | US |
allocated | 2002-07-22 | cdd84ebb08e4… |
| 66.159.64.0 – 66.159.95.255 | 8,192 | US |
allocated | 2002-07-22 | 1cb21afb6f24… |
| 68.152.0.0 – 68.153.255.255 | 131,072 | US |
allocated | 2002-07-22 | 81e05477cc28… |
| 68.156.0.0 – 68.157.255.255 | 131,072 | US |
allocated | 2002-07-22 | 81e05477cc28… |
| 66.103.128.0 – 66.103.143.255 | 4,096 | US |
allocated | 2002-07-19 | 2911dd1b758b… |
| 66.103.144.0 – 66.103.151.255 | 2,048 | US |
allocated | 2002-07-19 | 2911dd1b758b… |
| 66.103.156.0 – 66.103.157.255 | 512 | US |
allocated | 2002-07-19 | 2911dd1b758b… |
| 66.103.160.0 – 66.103.191.255 | 8,192 | US |
allocated | 2002-07-19 | 5a2a0f5318db… |
| 66.103.192.0 – 66.103.223.255 | 8,192 | CA |
allocated | 2002-07-19 | 0e702695cc8d… |
| 216.9.240.0 – 216.9.255.255 | 4,096 | CA |
allocated | 2002-07-19 | 81d84a66fa20… |
| 66.103.32.0 – 66.103.63.255 | 8,192 | CA |
allocated | 2002-07-18 | 041ef52753d9… |
| 66.103.64.0 – 66.103.95.255 | 8,192 | US |
allocated | 2002-07-18 | b62a5cf8b7ae… |
| 66.103.96.0 – 66.103.111.255 | 4,096 | US |
allocated | 2002-07-18 | c512ab918e06… |
| 66.159.0.0 – 66.159.31.255 | 8,192 | US |
allocated | 2002-07-16 | e5e3b9c13678… |
| 64.110.192.0 – 64.110.255.255 | 16,384 | CA |
allocated | 2002-07-15 | 63072a7115f6… |
| 67.128.0.0 – 67.135.255.255 | 524,288 | US |
allocated | 2002-07-12 | cdb7d42057bd… |
| 209.213.16.0 – 209.213.31.255 | 4,096 | US |
allocated | 2002-07-12 | 152993a12b72… |
| 216.162.16.0 – 216.162.31.255 | 4,096 | US |
allocated | 2002-07-12 | 361711db3fc7… |
| 24.194.0.0 – 24.195.255.255 | 131,072 | US |
allocated | 2002-07-11 | d2fc8fbc818f… |
| 66.102.128.0 – 66.102.143.255 | 4,096 | US |
allocated | 2002-07-11 | a6b65597e29a… |
| 66.102.160.0 – 66.102.191.255 | 8,192 | US |
allocated | 2002-07-11 | 81e05477cc28… |
| 66.102.192.0 – 66.102.207.255 | 4,096 | US |
allocated | 2002-07-11 | b93bc0f8223f… |
| 206.223.123.0 – 206.223.123.255 | 256 | US |
allocated | 2002-07-11 | fca460f9d966… |
| 66.102.64.0 – 66.102.95.255 | 8,192 | CA |
allocated | 2002-07-10 | 0a7ccffca322… |