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
1,644,596,992
📦
IPv4 networks
76,794
delegated blocks
🧭
IPv6 networks
11,460
delegated blocks
🔗
Autonomous systems
34,157
ASNs
// browse the objects
Browse the ARIN registry
| Range | Addresses | Country | Status | Allocated | Org handle |
|---|---|---|---|---|---|
| 207.89.32.0 – 207.89.47.255 | 4,096 |  US |
allocated | 2016-01-28 | fe1bf20bce56… |
| 162.223.25.0 – 162.223.25.255 | 256 | US |
allocated | 2016-01-27 | 36e295e244cb… |
| 138.68.0.0 – 138.68.255.255 | 65,536 | US |
allocated | 2016-01-26 | cd0f3b8e7d94… |
| 138.197.0.0 – 138.197.255.255 | 65,536 | US |
allocated | 2016-01-26 | cd0f3b8e7d94… |
| 146.88.208.0 – 146.88.215.255 | 2,048 | US |
allocated | 2016-01-26 | f355d5a0b7b6… |
| 52.124.3.0 – 52.124.3.255 | 256 | US |
allocated | 2016-01-25 | f56bcb652c3b… |
| 52.128.33.0 – 52.128.33.255 | 256 | US |
allocated | 2016-01-25 | f56bcb652c3b… |
| 52.128.40.0 – 52.128.47.255 | 2,048 | US |
allocated | 2016-01-25 | 9cfafd3066b0… |
| 52.128.34.0 – 52.128.35.255 | 512 | US |
allocated | 2016-01-22 | b00c2c39d2d7… |
| 148.105.0.0 – 148.105.255.255 | 65,536 | US |
allocated | 2016-01-22 | 9d561a993c2a… |
| 199.33.145.0 – 199.33.145.255 | 256 | US |
allocated | 2016-01-22 | 9d561a993c2a… |
| 209.222.64.0 – 209.222.64.255 | 256 | US |
allocated | 2016-01-22 | a449e99bfbb0… |
| 135.84.230.0 – 135.84.230.255 | 256 | US |
allocated | 2016-01-21 | 1244a3dd7a9b… |
| 72.2.176.0 – 72.2.176.255 | 256 | US |
allocated | 2016-01-20 | d78bd4809c5c… |
| 207.189.208.0 – 207.189.223.255 | 4,096 |  CA |
allocated | 2016-01-20 | d6ec557bdc4e… |
| 23.164.0.0 – 23.164.0.255 | 256 | US |
allocated | 2016-01-19 | dcaa8951fd0a… |
| 204.89.225.0 – 204.89.225.255 | 256 | US |
allocated | 2016-01-15 | 0e6dcd3ece97… |
| 209.50.48.0 – 209.50.63.255 | 4,096 | US |
allocated | 2016-01-15 | 81e5123de137… |
| 216.99.206.0 – 216.99.206.255 | 256 | US |
allocated | 2016-01-15 | fa195bc8ee09… |
| 67.199.192.0 – 67.199.207.255 | 4,096 | US |
allocated | 2016-01-13 | 8f2e53243ea0… |
| 155.94.112.0 – 155.94.127.255 | 4,096 | US |
allocated | 2016-01-13 | 4c0bc9442405… |
| 192.119.144.0 – 192.119.159.255 | 4,096 | US |
allocated | 2016-01-13 | e63e5c579616… |
| 198.180.225.0 – 198.180.225.255 | 256 | US |
allocated | 2016-01-13 | 1a922969fbba… |
| 216.21.1.0 – 216.21.1.255 | 256 | US |
allocated | 2016-01-13 | 8bcf6c9952a5… |
| 135.84.132.0 – 135.84.135.255 | 1,024 | US |
allocated | 2016-01-12 | 11a8bbaf10a2… |
| 148.153.0.0 – 148.153.255.255 | 65,536 | US |
allocated | 2016-01-12 | f0e5bb09707b… |
| 199.223.216.0 – 199.223.219.255 | 1,024 | US |
allocated | 2016-01-11 | ea0e5a668ad4… |
| 162.218.108.0 – 162.218.111.255 | 1,024 | US |
allocated | 2016-01-08 | 8697a05cba23… |
| 204.9.116.0 – 204.9.119.255 | 1,024 | US |
allocated | 2016-01-08 | 8697a05cba23… |
| 204.80.157.0 – 204.80.157.255 | 256 | US |
allocated | 2016-01-07 | e6328eaad579… |
| 199.193.56.0 – 199.193.56.255 | 256 | US |
allocated | 2016-01-06 | 99ed73c78f2a… |
| 199.193.59.0 – 199.193.59.255 | 256 | US |
allocated | 2016-01-06 | f1f3383c3726… |
| 206.197.119.0 – 206.197.119.255 | 256 | US |
allocated | 2016-01-06 | a464ef02213b… |
| 64.191.48.0 – 64.191.63.255 | 4,096 | US |
allocated | 2016-01-04 | a234b016a417… |
| 192.228.93.0 – 192.228.93.255 | 256 | US |
allocated | 2016-01-04 | 78b53097f0cc… |
| 199.193.57.0 – 199.193.57.255 | 256 | US |
allocated | 2016-01-04 | 267ed8ee3a29… |
| 206.126.252.0 – 206.126.252.255 | 256 | US |
allocated | 2016-01-04 | b809f80ec9cb… |
| 67.212.0.0 – 67.212.15.255 | 4,096 | US |
allocated | 2015-12-31 | 55dd19b2b301… |
| 136.22.0.0 – 136.22.1.255 | 512 | US |
allocated | 2015-12-30 | 61bdf23a4e07… |
| 162.244.236.0 – 162.244.239.255 | 1,024 | CA |
allocated | 2015-12-29 | 38cb21fa61d4… |
| 199.48.61.0 – 199.48.61.255 | 256 | US |
allocated | 2015-12-29 | 49272411c969… |
| 204.145.98.0 – 204.145.99.255 | 512 | US |
allocated | 2015-12-28 | 25e8fbf2fff0… |
| 216.99.202.0 – 216.99.203.255 | 512 | US |
allocated | 2015-12-28 | bb42e9ef7449… |
| 23.105.192.0 – 23.105.223.255 | 8,192 | CA |
allocated | 2015-12-22 | b568a322da96… |
| 23.106.128.0 – 23.106.159.255 | 8,192 | CA |
allocated | 2015-12-22 | b568a322da96… |
| 104.245.16.0 – 104.245.19.255 | 1,024 | US |
allocated | 2015-12-22 | fa8d2429d63f… |
| 135.84.136.0 – 135.84.139.255 | 1,024 | CA |
allocated | 2015-12-22 | fe2eefce1342… |
| 192.30.37.0 – 192.30.37.255 | 256 | US |
allocated | 2015-12-22 | 92f3ba3ca79a… |
| 192.198.28.0 – 192.198.28.255 | 256 | US |
allocated | 2015-12-22 | fa8d2429d63f… |
| 192.198.31.0 – 192.198.31.255 | 256 | US |
allocated | 2015-12-22 | fa8d2429d63f… |
| 198.137.225.0 – 198.137.225.255 | 256 | US |
allocated | 2015-12-22 | 92f3ba3ca79a… |
| 198.137.226.0 – 198.137.227.255 | 512 | US |
allocated | 2015-12-22 | 92f3ba3ca79a… |
| 198.245.158.0 – 198.245.158.255 | 256 | US |
allocated | 2015-12-22 | b8582b187dd0… |
| 199.19.112.0 – 199.19.119.255 | 2,048 | US |
allocated | 2015-12-22 | 91244fe96243… |
| 204.145.100.0 – 204.145.103.255 | 1,024 | US |
allocated | 2015-12-22 | b67c5cbc6ad0… |
| 206.201.133.0 – 206.201.133.255 | 256 | US |
allocated | 2015-12-22 | 92f3ba3ca79a… |
| 206.201.134.0 – 206.201.134.255 | 256 | US |
allocated | 2015-12-22 | 92f3ba3ca79a… |
| 206.201.136.0 – 206.201.139.255 | 1,024 | US |
allocated | 2015-12-22 | 92f3ba3ca79a… |
| 204.145.96.0 – 204.145.96.255 | 256 | US |
allocated | 2015-12-18 | f8bbc174e0f7… |
| 207.89.24.0 – 207.89.31.255 | 2,048 | US |
allocated | 2015-12-18 | b4f16c43e1fe… |
| 198.245.157.0 – 198.245.157.255 | 256 | US |
allocated | 2015-12-16 | 743e577f6556… |
| 199.43.199.0 – 199.43.199.255 | 256 | US |
allocated | 2015-12-14 | 45410029dc4f… |
| 199.43.200.0 – 199.43.203.255 | 1,024 | US |
allocated | 2015-12-14 | 45410029dc4f… |
| 199.43.204.0 – 199.43.205.255 | 512 | US |
allocated | 2015-12-14 | 45410029dc4f… |
| 199.48.228.0 – 199.48.229.255 | 512 | CA |
allocated | 2015-12-14 | ea9158db9f76… |
| 204.145.108.0 – 204.145.111.255 | 1,024 | US |
allocated | 2015-12-14 | 1204904fd5d5… |
| 216.99.205.0 – 216.99.205.255 | 256 | US |
allocated | 2015-12-14 | 38ea87583bed… |
| 204.145.104.0 – 204.145.107.255 | 1,024 | US |
allocated | 2015-12-10 | ca5b78fee608… |
| 23.148.0.0 – 23.148.0.255 | 256 | US |
allocated | 2015-12-09 | e883d52cc990… |
| 66.133.72.0 – 66.133.79.255 | 2,048 | US |
allocated | 2015-12-09 | c553e19388a9… |
| 23.140.0.0 – 23.140.0.255 | 256 | CA |
allocated | 2015-12-08 | 0ada53baa312… |
| 63.142.32.0 – 63.142.63.255 | 8,192 | US |
allocated | 2015-12-08 | cfc730b92101… |
| 69.161.32.0 – 69.161.32.255 | 256 | US |
allocated | 2015-12-08 | 641934283ba1… |
| 74.206.62.0 – 74.206.63.255 | 512 | US |
allocated | 2015-12-08 | 641934283ba1… |
| 162.223.26.0 – 162.223.27.255 | 512 | US |
allocated | 2015-12-07 | e8dbb151cc81… |
| 64.191.64.0 – 64.191.127.255 | 16,384 | US |
allocated | 2015-12-03 | 8d4567350e90… |
| 216.99.212.0 – 216.99.215.255 | 1,024 | US |
allocated | 2015-12-03 | e55bc8a7c873… |
| 72.35.254.0 – 72.35.255.255 | 512 | US |
allocated | 2015-12-02 | 1491b661deed… |
| 206.53.200.0 – 206.53.200.255 | 256 | US |
allocated | 2015-12-02 | 67c8a104de21… |
| 104.36.56.0 – 104.36.63.255 | 2,048 | US |
allocated | 2015-12-01 | 92138cd3ee31… |
| 135.84.144.0 – 135.84.145.255 | 512 | US |
allocated | 2015-12-01 | 55f7c47cb78c… |
| 64.191.32.0 – 64.191.39.255 | 2,048 | CA |
allocated | 2015-11-25 | f85b4121114d… |
| 64.191.40.0 – 64.191.43.255 | 1,024 | CA |
allocated | 2015-11-25 | f85b4121114d… |
| 64.191.46.0 – 64.191.47.255 | 512 | CA |
allocated | 2015-11-25 | f85b4121114d… |
| 23.168.0.0 – 23.168.0.255 | 256 | US |
allocated | 2015-11-24 | 101da9736fa7… |
| 23.184.0.0 – 23.184.0.255 | 256 | US |
allocated | 2015-11-24 | 1cfbd246a555… |
| 52.96.0.0 – 52.111.255.255 | 1,048,576 | US |
allocated | 2015-11-24 | b004b3ecde24… |
| 52.112.0.0 – 52.115.255.255 | 262,144 | US |
allocated | 2015-11-24 | b004b3ecde24… |
| 52.120.0.0 – 52.123.255.255 | 262,144 | US |
allocated | 2015-11-24 | b004b3ecde24… |
| 52.125.0.0 – 52.125.255.255 | 65,536 | US |
allocated | 2015-11-24 | b004b3ecde24… |
| 52.126.0.0 – 52.127.255.255 | 131,072 | US |
allocated | 2015-11-24 | b004b3ecde24… |
| 52.132.0.0 – 52.135.255.255 | 262,144 | US |
allocated | 2015-11-24 | b004b3ecde24… |
| 52.136.0.0 – 52.143.255.255 | 524,288 | US |
allocated | 2015-11-24 | b004b3ecde24… |
| 52.145.0.0 – 52.145.255.255 | 65,536 | US |
allocated | 2015-11-24 | b004b3ecde24… |
| 52.146.0.0 – 52.147.255.255 | 131,072 | US |
allocated | 2015-11-24 | b004b3ecde24… |
| 52.148.0.0 – 52.151.255.255 | 262,144 | US |
allocated | 2015-11-24 | b004b3ecde24… |
| 52.152.0.0 – 52.159.255.255 | 524,288 | US |
allocated | 2015-11-24 | b004b3ecde24… |
| 52.160.0.0 – 52.191.255.255 | 2,097,152 | US |
allocated | 2015-11-24 | b004b3ecde24… |
| 52.224.0.0 – 52.255.255.255 | 2,097,152 | US |
allocated | 2015-11-24 | b004b3ecde24… |
| 138.196.0.0 – 138.196.255.255 | 65,536 | US |
allocated | 2015-11-24 | b004b3ecde24… |