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
1,645,646,592
📦
IPv4 networks
76,735
delegated blocks
🧭
IPv6 networks
11,370
delegated blocks
🔗
Autonomous systems
34,059
ASNs
// browse the objects
Browse the ARIN registry
| Range | Addresses | Country | Status | Allocated | Org handle |
|---|---|---|---|---|---|
| 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 | 7a3fe9f0f36b… |
| 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 | 18204185d319… |
| 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… |
| 66.102.96.0 – 66.102.127.255 | 8,192 | US |
allocated | 2002-07-10 | 37fe01d6d027… |
| 216.98.48.0 – 216.98.63.255 | 4,096 | CA |
allocated | 2002-07-05 | 38026351b498… |
| 24.105.192.0 – 24.105.223.255 | 8,192 | US |
allocated | 2002-07-03 | dc9c4358c734… |
| 64.61.192.0 – 64.61.255.255 | 16,384 | US |
allocated | 2002-07-03 | 424bfcacb580… |
| 66.94.64.0 – 66.94.95.255 | 8,192 | US |
allocated | 2002-07-03 | d3f7999eda1e… |
| 66.102.0.0 – 66.102.15.255 | 4,096 | US |
allocated | 2002-07-03 | 9d99e3f7d38d… |
| 63.250.96.0 – 63.250.127.255 | 8,192 | CA |
allocated | 2002-06-28 | d6ec557bdc4e… |
| 66.94.32.0 – 66.94.47.255 | 4,096 | US |
allocated | 2002-06-28 | 5cc3bb7676ca… |
| 216.251.208.0 – 216.251.223.255 | 4,096 | US |
allocated | 2002-06-28 | 6cdffc7378c5… |
| 24.171.128.0 – 24.171.159.255 | 8,192 | US |
allocated | 2002-06-27 | b8051913e298… |
| 66.35.96.0 – 66.35.127.255 | 8,192 | US |
allocated | 2002-06-27 | fd34851d4cdc… |
| 24.224.128.0 – 24.224.255.255 | 32,768 | CA |
allocated | 2002-06-26 | 0bdb9de83224… |
| 65.39.128.0 – 65.39.191.255 | 16,384 | CA |
allocated | 2002-06-21 | 3c781914ab27… |
| 65.39.192.0 – 65.39.199.255 | 2,048 | CA |
allocated | 2002-06-21 | 3c781914ab27… |
| 65.39.200.0 – 65.39.203.255 | 1,024 | CA |
allocated | 2002-06-21 | 3c781914ab27… |
| 65.39.204.0 – 65.39.204.255 | 256 | CA |
allocated | 2002-06-21 | 3c781914ab27… |
| 65.39.206.0 – 65.39.207.255 | 512 | CA |
allocated | 2002-06-21 | 3c781914ab27… |
| 65.39.208.0 – 65.39.215.255 | 2,048 | CA |
allocated | 2002-06-21 | 3c781914ab27… |
| 65.39.216.0 – 65.39.219.255 | 1,024 | CA |
allocated | 2002-06-21 | 3c781914ab27… |
| 65.39.224.0 – 65.39.255.255 | 8,192 | CA |
allocated | 2002-06-21 | 3c781914ab27… |
| 209.177.96.0 – 209.177.111.255 | 4,096 | CA |
allocated | 2002-06-21 | 9de5532d078f… |
| 209.182.176.0 – 209.182.191.255 | 4,096 | US |
allocated | 2002-06-21 | 6f69b4fbc4a7… |
| 216.235.80.0 – 216.235.95.255 | 4,096 | US |
allocated | 2002-06-21 | 09cb22346bde… |
| 24.105.128.0 – 24.105.191.255 | 16,384 | US |
allocated | 2002-06-19 | d2fc8fbc818f… |
| 216.145.96.0 – 216.145.111.255 | 4,096 | CA |
allocated | 2002-06-19 | 5848127ecd37… |
| 216.180.240.0 – 216.180.247.255 | 2,048 | US |
allocated | 2002-06-19 | 4b85a5bca9cb… |
| 216.180.249.0 – 216.180.249.255 | 256 | US |
allocated | 2002-06-19 | 4b85a5bca9cb… |
| 216.180.250.0 – 216.180.251.255 | 512 | US |
allocated | 2002-06-19 | 4b85a5bca9cb… |