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 |
|---|---|---|---|---|---|
| 64.39.192.0 – 64.39.223.255 | 8,192 |  US |
allocated | 2000-02-17 | e4f8b2c81df8… |
| 64.39.160.0 – 64.39.191.255 | 8,192 |  CA |
allocated | 2000-02-16 | e23cabb7a6c5… |
| 64.39.128.0 – 64.39.159.255 | 8,192 | US |
allocated | 2000-02-15 | daf7c1c38ce5… |
| 64.42.0.0 – 64.42.127.255 | 32,768 | US |
allocated | 2000-02-15 | 07b4afc6ca39… |
| 64.228.0.0 – 64.231.255.255 | 262,144 | CA |
allocated | 2000-02-15 | 7de51f8320f6… |
| 64.43.224.0 – 64.43.255.255 | 8,192 | US |
allocated | 2000-02-14 | 9041eb5569f6… |
| 64.37.192.0 – 64.37.255.255 | 16,384 | US |
allocated | 2000-02-10 | cdb7d42057bd… |
| 64.39.32.0 – 64.39.63.255 | 8,192 | US |
allocated | 2000-02-10 | cdb7d42057bd… |
| 64.41.128.0 – 64.41.255.255 | 32,768 | US |
allocated | 2000-02-10 | cdb7d42057bd… |
| 64.29.224.0 – 64.29.239.255 | 4,096 | US |
allocated | 2000-02-08 | 86987f63c1be… |
| 64.39.0.0 – 64.39.31.255 | 8,192 | US |
allocated | 2000-02-08 | c66e83fbb76c… |
| 64.29.192.0 – 64.29.223.255 | 8,192 | US |
allocated | 2000-02-07 | e220ed812a4c… |
| 24.244.0.0 – 24.244.63.255 | 16,384 | CA |
allocated | 2000-02-04 | f6378853cc62… |
| 24.244.64.0 – 24.244.79.255 | 4,096 | CA |
allocated | 2000-02-04 | b9945c7e414f… |
| 64.29.16.0 – 64.29.16.255 | 256 | CA |
allocated | 2000-02-04 | 3c781914ab27… |
| 64.37.128.0 – 64.37.191.255 | 16,384 | US |
allocated | 2000-02-04 | b012057c4a3a… |
| 64.31.192.0 – 64.31.223.255 | 8,192 | US |
allocated | 2000-02-03 | d538268083a4… |
| 64.31.224.0 – 64.31.239.255 | 4,096 | US |
allocated | 2000-02-03 | d538268083a4… |
| 64.29.128.0 – 64.29.143.255 | 4,096 | US |
allocated | 2000-02-02 | 1704bd1fb049… |
| 64.31.128.0 – 64.31.191.255 | 16,384 | US |
allocated | 2000-02-02 | e5e3b9c13678… |
| 64.33.128.0 – 64.33.191.255 | 16,384 | US |
allocated | 2000-02-02 | 56ee0848404f… |
| 64.33.192.0 – 64.33.207.255 | 4,096 | US |
allocated | 2000-02-02 | 56ee0848404f… |
| 64.248.0.0 – 64.249.255.255 | 131,072 | US |
allocated | 2000-02-02 | a7f7463af3d3… |
| 64.240.0.0 – 64.243.255.255 | 262,144 | US |
allocated | 2000-02-01 | cdb7d42057bd… |
| 64.0.0.0 – 64.3.255.255 | 262,144 | US |
allocated | 2000-01-31 | e220ed812a4c… |
| 64.29.0.0 – 64.29.15.255 | 4,096 | US |
allocated | 2000-01-28 | 45f8e7e36c29… |
| 64.29.64.0 – 64.29.95.255 | 8,192 | US |
allocated | 2000-01-28 | 12c0cba60d75… |
| 64.36.0.0 – 64.36.255.255 | 65,536 | US |
allocated | 2000-01-28 | e220ed812a4c… |
| 192.34.214.0 – 192.34.214.255 | 256 | US |
allocated | 2000-01-28 | 03a6f4b7738d… |
| 64.35.0.0 – 64.35.127.255 | 32,768 | US |
allocated | 2000-01-27 | e220ed812a4c… |
| 64.30.192.0 – 64.30.223.255 | 8,192 | US |
allocated | 2000-01-24 | 3349c2de4cec… |
| 207.174.175.0 – 207.174.175.255 | 256 | US |
allocated | 2000-01-21 | 5cec1b2235f6… |
| 64.27.192.0 – 64.27.223.255 | 8,192 | US |
allocated | 2000-01-19 | d92e97764622… |
| 64.30.0.0 – 64.30.63.255 | 16,384 | US |
allocated | 2000-01-19 | e5e3b9c13678… |
| 64.27.128.0 – 64.27.159.255 | 8,192 | US |
allocated | 2000-01-18 | b0c60d50c903… |
| 167.253.160.0 – 167.253.191.255 | 8,192 | US |
allocated | 2000-01-14 | 6af292f661aa… |
| 167.253.192.0 – 167.253.255.255 | 16,384 | US |
allocated | 2000-01-14 | 6af292f661aa… |
| 64.27.64.0 – 64.27.127.255 | 16,384 | US |
allocated | 2000-01-13 | 67ce42f5d914… |
| 209.52.0.0 – 209.53.255.255 | 131,072 | CA |
allocated | 2000-01-13 | 0e702695cc8d… |
| 216.232.0.0 – 216.232.255.255 | 65,536 | CA |
allocated | 2000-01-13 | 0e702695cc8d… |
| 64.28.192.0 – 64.28.223.255 | 8,192 | US |
allocated | 2000-01-12 | 29526e7e00e7… |
| 207.102.0.0 – 207.102.255.255 | 65,536 | CA |
allocated | 2000-01-12 | 0e702695cc8d… |
| 64.28.144.0 – 64.28.159.255 | 4,096 | US |
allocated | 2000-01-11 | acd8ae27f732… |
| 24.108.0.0 – 24.109.255.255 | 131,072 | CA |
allocated | 2000-01-07 | f6378853cc62… |
| 64.23.64.0 – 64.23.95.255 | 8,192 | US |
allocated | 2000-01-07 | f9107f6aa386… |
| 207.245.160.0 – 207.245.191.255 | 8,192 | US |
allocated | 2000-01-07 | 3e352ad084ab… |
| 64.26.192.0 – 64.26.255.255 | 16,384 | US |
allocated | 2000-01-06 | fb997d264801… |
| 24.151.0.0 – 24.151.255.255 | 65,536 | US |
allocated | 2000-01-05 | 2ae6f8bcdd0f… |
| 64.28.96.0 – 64.28.111.255 | 4,096 | US |
allocated | 2000-01-05 | f5f7b3f4a69d… |
| 64.22.128.0 – 64.22.159.255 | 8,192 | US |
allocated | 2000-01-04 | cdb7d42057bd… |
| 64.252.0.0 – 64.252.63.255 | 16,384 | US |
allocated | 2000-01-04 | 81e05477cc28… |
| 64.252.192.0 – 64.252.255.255 | 16,384 | US |
allocated | 2000-01-04 | 81e05477cc28… |
| 64.26.128.0 – 64.26.191.255 | 16,384 | CA |
allocated | 2000-01-03 | ca299e016615… |
| 64.19.128.0 – 64.19.191.255 | 16,384 | US |
allocated | 1999-12-29 | 63ee7733b3cc… |
| 64.24.0.0 – 64.24.255.255 | 65,536 | US |
allocated | 1999-12-29 | 6c065d5b54b8… |
| 64.26.0.0 – 64.26.31.255 | 8,192 | US |
allocated | 1999-12-29 | f9107f6aa386… |
| 64.26.48.0 – 64.26.63.255 | 4,096 | US |
allocated | 1999-12-29 | f9107f6aa386… |
| 64.26.64.0 – 64.26.127.255 | 16,384 | US |
allocated | 1999-12-29 | 928fbf62e41c… |
| 64.19.64.0 – 64.19.95.255 | 8,192 | US |
allocated | 1999-12-28 | 1b71c1cea2a8… |
| 64.7.192.0 – 64.7.193.255 | 512 | US |
allocated | 1999-12-23 | 2908fc017227… |
| 64.7.194.0 – 64.7.194.255 | 256 | US |
allocated | 1999-12-23 | 2908fc017227… |
| 64.7.196.0 – 64.7.196.255 | 256 | US |
allocated | 1999-12-23 | 2908fc017227… |
| 64.7.216.0 – 64.7.217.255 | 512 | US |
allocated | 1999-12-23 | 2908fc017227… |
| 64.7.218.0 – 64.7.218.255 | 256 | US |
allocated | 1999-12-23 | f624e02d3805… |
| 64.7.219.0 – 64.7.219.255 | 256 | US |
allocated | 1999-12-23 | 2908fc017227… |
| 64.7.222.0 – 64.7.223.255 | 512 | US |
allocated | 1999-12-23 | 2908fc017227… |
| 64.7.224.0 – 64.7.239.255 | 4,096 | US |
allocated | 1999-12-23 | 1a21cedc647c… |
| 216.10.192.0 – 216.10.207.255 | 4,096 | US |
allocated | 1999-12-23 | 525d21a3f16c… |
| 64.21.0.0 – 64.21.127.255 | 32,768 | US |
allocated | 1999-12-22 | 0e660f095dee… |
| 64.21.128.0 – 64.21.159.255 | 8,192 | US |
allocated | 1999-12-22 | 0e660f095dee… |
| 64.21.160.0 – 64.21.175.255 | 4,096 | US |
allocated | 1999-12-22 | 0e660f095dee… |
| 64.21.176.0 – 64.21.183.255 | 2,048 | US |
allocated | 1999-12-22 | 0e660f095dee… |
| 64.7.160.0 – 64.7.191.255 | 8,192 | US |
allocated | 1999-12-21 | 70d585fb0d51… |
| 24.240.0.0 – 24.241.255.255 | 131,072 | US |
allocated | 1999-12-17 | 2ae6f8bcdd0f… |
| 64.7.128.0 – 64.7.159.255 | 8,192 | CA |
allocated | 1999-12-17 | 7a02871c126e… |
| 64.17.48.0 – 64.17.63.255 | 4,096 | US |
allocated | 1999-12-17 | 37fe01d6d027… |
| 64.7.96.0 – 64.7.111.255 | 4,096 | US |
allocated | 1999-12-16 | 9968f5cfc96b… |
| 64.5.192.0 – 64.5.255.255 | 16,384 | CA |
allocated | 1999-12-15 | 7de51f8320f6… |
| 64.7.64.0 – 64.7.79.255 | 4,096 | US |
allocated | 1999-12-15 | e39ba940ed98… |
| 64.7.80.0 – 64.7.87.255 | 2,048 | US |
allocated | 1999-12-15 | e39ba940ed98… |
| 64.5.128.0 – 64.5.159.255 | 8,192 | US |
allocated | 1999-12-14 | a71a8b6453f3… |
| 64.12.0.0 – 64.12.255.255 | 65,536 | US |
allocated | 1999-12-13 | ce876149de4d… |
| 64.14.0.0 – 64.14.255.255 | 65,536 | US |
allocated | 1999-12-13 | cdb7d42057bd… |
| 216.140.0.0 – 216.143.255.255 | 262,144 | US |
allocated | 1999-12-13 | e5e3b9c13678… |
| 192.197.135.0 – 192.197.135.255 | 256 | CA |
allocated | 1999-12-10 | 0bfc09476656… |
| 192.197.136.0 – 192.197.137.255 | 512 | CA |
allocated | 1999-12-10 | 0bfc09476656… |
| 64.10.0.0 – 64.11.255.255 | 131,072 | US |
allocated | 1999-12-09 | e220ed812a4c… |
| 64.9.128.0 – 64.9.191.255 | 16,384 | US |
allocated | 1999-12-08 | 2f174894386d… |
| 64.4.128.0 – 64.4.159.255 | 8,192 | US |
allocated | 1999-12-07 | 86987f63c1be… |
| 64.4.192.0 – 64.4.223.255 | 8,192 | US |
allocated | 1999-12-07 | 37fe01d6d027… |
| 64.5.0.0 – 64.5.31.255 | 8,192 | US |
allocated | 1999-12-07 | 1723481800eb… |
| 64.6.224.0 – 64.6.255.255 | 8,192 | US |
allocated | 1999-12-07 | a6b65597e29a… |
| 64.7.0.0 – 64.7.31.255 | 8,192 | US |
allocated | 1999-12-07 | a7f7463af3d3… |
| 64.8.128.0 – 64.8.191.255 | 16,384 | US |
allocated | 1999-12-07 | 15377a2b0a6b… |
| 64.9.0.0 – 64.9.127.255 | 32,768 | US |
allocated | 1999-12-07 | e5e3b9c13678… |
| 216.241.240.0 – 216.241.255.255 | 4,096 | US |
allocated | 1999-12-07 | 1babc6b53fe5… |
| 63.160.0.0 – 63.175.255.255 | 1,048,576 | US |
allocated | 1999-12-03 | 37fe01d6d027… |
| 199.33.64.0 – 199.33.64.255 | 256 | US |
allocated | 1999-12-03 | 413e5e025dcc… |
| 199.33.79.0 – 199.33.79.255 | 256 | US |
allocated | 1999-12-03 | 413e5e025dcc… |
| 199.33.81.0 – 199.33.81.255 | 256 | US |
allocated | 1999-12-03 | 0e2001c88fec… |