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
11,462
delegated blocks
🔗
Autonomous systems
34,166
ASNs
// browse the objects
Browse the ARIN registry
| Range | Addresses | Country | Status | Allocated | Org handle |
|---|---|---|---|---|---|
| 104.166.0.0 – 104.166.15.255 | 4,096 |  US |
allocated | 2014-08-11 | 7fb0e35153c3… |
| 192.40.4.0 – 192.40.5.255 | 512 | US |
allocated | 2014-08-11 | 7b2b15e04471… |
| 192.43.242.0 – 192.43.242.255 | 256 | US |
allocated | 2014-08-11 | 7458b3559b1b… |
| 104.145.64.0 – 104.145.127.255 | 16,384 | US |
allocated | 2014-08-08 | faa8b43fdf3e… |
| 104.153.184.0 – 104.153.187.255 | 1,024 | US |
allocated | 2014-08-08 | 1afb00c2edce… |
| 104.153.188.0 – 104.153.191.255 | 1,024 | US |
allocated | 2014-08-08 | 48e15959ba30… |
| 104.153.192.0 – 104.153.195.255 | 1,024 | US |
allocated | 2014-08-08 | 4d5ef77fd76e… |
| 192.47.255.0 – 192.47.255.255 | 256 |  CA |
allocated | 2014-08-08 | 0aeb53483b67… |
| 192.48.223.0 – 192.48.223.255 | 256 | US |
allocated | 2014-08-08 | 96f3fdb5ce5b… |
| 104.153.52.0 – 104.153.55.255 | 1,024 | US |
allocated | 2014-08-07 | 660f3aeb14cf… |
| 104.153.176.0 – 104.153.179.255 | 1,024 | US |
allocated | 2014-08-07 | a1febcc68246… |
| 192.30.144.0 – 192.30.145.255 | 512 | US |
allocated | 2014-08-07 | a7be0a9ec8cf… |
| 192.34.104.0 – 192.34.105.255 | 512 | US |
allocated | 2014-08-07 | de33f44e05e1… |
| 104.153.56.0 – 104.153.59.255 | 1,024 | CA |
allocated | 2014-08-06 | ed1b5d10a562… |
| 104.153.156.0 – 104.153.159.255 | 1,024 | US |
allocated | 2014-08-06 | 6f9e544f1cfa… |
| 104.153.164.0 – 104.153.165.255 | 512 |  IT |
allocated | 2014-08-06 | 4719a53e6119… |
| 104.160.192.0 – 104.160.223.255 | 8,192 | CA |
allocated | 2014-08-06 | aa1284f96cc4… |
| 192.48.101.0 – 192.48.101.255 | 256 | US |
allocated | 2014-08-06 | ee349f2d109d… |
| 192.48.105.0 – 192.48.105.255 | 256 | US |
allocated | 2014-08-06 | b7fd3fcb83e7… |
| 104.145.0.0 – 104.145.15.255 | 4,096 | US |
allocated | 2014-08-05 | 34d342be0361… |
| 104.145.240.0 – 104.145.255.255 | 4,096 | US |
allocated | 2014-08-05 | 4851afbaf0f2… |
| 104.153.148.0 – 104.153.151.255 | 1,024 | US |
allocated | 2014-08-05 | 6a6942dafc5e… |
| 104.160.48.0 – 104.160.63.255 | 4,096 | US |
allocated | 2014-08-05 | 2c01f2bacd53… |
| 104.160.64.0 – 104.160.79.255 | 4,096 | US |
allocated | 2014-08-05 | f43dd867cf40… |
| 192.40.154.0 – 192.40.154.255 | 256 | US |
allocated | 2014-08-05 | 6335f5f66658… |
| 192.48.98.0 – 192.48.98.255 | 256 | US |
allocated | 2014-08-05 | 89c68fb937ac… |
| 104.152.192.0 – 104.152.195.255 | 1,024 | US |
allocated | 2014-08-04 | 950c50322157… |
| 104.152.248.0 – 104.152.251.255 | 1,024 | US |
allocated | 2014-08-04 | 9b64d8ee63d8… |
| 104.153.124.0 – 104.153.127.255 | 1,024 | US |
allocated | 2014-08-04 | e962fe5a2f86… |
| 104.153.136.0 – 104.153.143.255 | 2,048 | CA |
allocated | 2014-08-04 | e23590be198b… |
| 104.153.144.0 – 104.153.147.255 | 1,024 | US |
allocated | 2014-08-04 | c32e95d4513e… |
| 170.75.224.0 – 170.75.239.255 | 4,096 | US |
allocated | 2014-08-04 | 1c4327f4c428… |
| 192.34.118.0 – 192.34.119.255 | 512 | US |
allocated | 2014-08-04 | 06b05503709a… |
| 192.41.177.0 – 192.41.177.255 | 256 | US |
allocated | 2014-08-04 | f37e818daac4… |
| 192.43.0.0 – 192.43.0.255 | 256 | US |
allocated | 2014-08-04 | 5908ad233e35… |
| 192.43.224.0 – 192.43.224.255 | 256 | US |
allocated | 2014-08-04 | 4444afa017fd… |
| 192.47.253.0 – 192.47.253.255 | 256 | CA |
allocated | 2014-08-04 | 8216b8888d78… |
| 104.153.120.0 – 104.153.123.255 | 1,024 | US |
allocated | 2014-08-01 | 83d44a0a1bb7… |
| 104.153.128.0 – 104.153.135.255 | 2,048 |  BB |
allocated | 2014-08-01 | 313fe9a9cd67… |
| 104.153.72.0 – 104.153.75.255 | 1,024 | US |
allocated | 2014-07-31 | ab68c193adb7… |
| 104.163.0.0 – 104.163.127.255 | 32,768 | CA |
allocated | 2014-07-31 | c539945fae92… |
| 192.43.238.0 – 192.43.238.255 | 256 | US |
allocated | 2014-07-31 | 96296f71d7d1… |
| 104.153.60.0 – 104.153.63.255 | 1,024 | US |
allocated | 2014-07-30 | a7fff19a77b3… |
| 104.153.68.0 – 104.153.71.255 | 1,024 | US |
allocated | 2014-07-30 | ffda25d3e8b2… |
| 104.153.92.0 – 104.153.95.255 | 1,024 | US |
allocated | 2014-07-30 | c28777cc83d7… |
| 104.153.104.0 – 104.153.111.255 | 2,048 | US |
allocated | 2014-07-30 | 4c869cc5f79e… |
| 104.159.0.0 – 104.159.127.255 | 32,768 | CA |
allocated | 2014-07-30 | 5fa5667c0b53… |
| 104.159.128.0 – 104.159.255.255 | 32,768 | US |
allocated | 2014-07-30 | 2ae6f8bcdd0f… |
| 192.43.255.0 – 192.43.255.255 | 256 | US |
allocated | 2014-07-30 | f48545a3b279… |
| 192.44.70.0 – 192.44.70.255 | 256 | US |
allocated | 2014-07-30 | bd96065d8103… |
| 104.152.224.0 – 104.152.227.255 | 1,024 | CA |
allocated | 2014-07-29 | 55d6f7780a24… |
| 104.153.76.0 – 104.153.79.255 | 1,024 | US |
allocated | 2014-07-29 | 87aca3015f1c… |
| 104.153.80.0 – 104.153.83.255 | 1,024 | US |
allocated | 2014-07-29 | bf15c425ecb6… |
| 104.160.32.0 – 104.160.47.255 | 4,096 | CA |
allocated | 2014-07-29 | b568a322da96… |
| 104.160.160.0 – 104.160.191.255 | 8,192 | US |
allocated | 2014-07-29 | 792b967f28cc… |
| 192.35.199.0 – 192.35.199.255 | 256 | US |
allocated | 2014-07-29 | 254c124525d1… |
| 192.42.255.0 – 192.42.255.255 | 256 | US |
allocated | 2014-07-29 | 14943aa8a919… |
| 192.43.215.0 – 192.43.215.255 | 256 | US |
allocated | 2014-07-29 | f2d6519ba5f4… |
| 104.145.192.0 – 104.145.207.255 | 4,096 | US |
allocated | 2014-07-28 | ab102eea5c51… |
| 104.145.224.0 – 104.145.239.255 | 4,096 | US |
allocated | 2014-07-28 | 860a691c30f1… |
| 104.153.64.0 – 104.153.67.255 | 1,024 | US |
allocated | 2014-07-28 | 87eae25d5550… |
| 104.160.96.0 – 104.160.127.255 | 8,192 | US |
allocated | 2014-07-28 | 2cb3ac195a2a… |
| 104.161.8.0 – 104.161.15.255 | 2,048 | US |
allocated | 2014-07-28 | f0974eeeff09… |
| 104.161.16.0 – 104.161.31.255 | 4,096 | US |
allocated | 2014-07-28 | f0974eeeff09… |
| 104.161.32.0 – 104.161.63.255 | 8,192 | US |
allocated | 2014-07-28 | f0974eeeff09… |
| 104.161.64.0 – 104.161.127.255 | 16,384 | US |
allocated | 2014-07-28 | f0974eeeff09… |
| 104.162.0.0 – 104.162.255.255 | 65,536 | US |
allocated | 2014-07-28 | d2fc8fbc818f… |
| 192.34.88.0 – 192.34.88.255 | 256 | US |
allocated | 2014-07-28 | 9f5eac79b387… |
| 192.34.89.0 – 192.34.89.255 | 256 | US |
allocated | 2014-07-28 | 7b0ef842a6a1… |
| 192.43.190.0 – 192.43.190.255 | 256 | CA |
allocated | 2014-07-28 | 8753ef7b67db… |
| 192.43.206.0 – 192.43.206.255 | 256 | US |
allocated | 2014-07-28 | b265f4f5c062… |
| 24.140.240.0 – 24.140.255.255 | 4,096 | CA |
allocated | 2014-07-25 | ee97d62d2513… |
| 104.37.88.0 – 104.37.95.255 | 2,048 | US |
allocated | 2014-07-25 | 18f8abea9801… |
| 104.153.0.0 – 104.153.7.255 | 2,048 | US |
allocated | 2014-07-25 | 3dbb41ab314c… |
| 104.153.8.0 – 104.153.15.255 | 2,048 | US |
allocated | 2014-07-25 | 6e8bfa64cccb… |
| 104.153.16.0 – 104.153.19.255 | 1,024 | US |
allocated | 2014-07-25 | 38753105ac5b… |
| 104.153.20.0 – 104.153.23.255 | 1,024 | US |
allocated | 2014-07-25 | 7c3ca5d9ea37… |
| 104.153.24.0 – 104.153.27.255 | 1,024 | CA |
allocated | 2014-07-25 | bfa7748e884f… |
| 104.153.28.0 – 104.153.31.255 | 1,024 | US |
allocated | 2014-07-25 | ecdef60a1469… |
| 104.153.32.0 – 104.153.35.255 | 1,024 | US |
allocated | 2014-07-25 | 97c4e0ca0d92… |
| 104.153.36.0 – 104.153.39.255 | 1,024 | US |
allocated | 2014-07-25 | 9e5179bb92ad… |
| 104.153.40.0 – 104.153.43.255 | 1,024 | US |
allocated | 2014-07-25 | 98e6c615fd07… |
| 104.153.44.0 – 104.153.47.255 | 1,024 | US |
allocated | 2014-07-25 | f2fc9908a7ad… |
| 104.153.48.0 – 104.153.51.255 | 1,024 | CA |
allocated | 2014-07-25 | aa1284f96cc4… |
| 192.34.74.0 – 192.34.75.255 | 512 | US |
allocated | 2014-07-25 | 916baee5d47a… |
| 192.42.110.0 – 192.42.110.255 | 256 | US |
allocated | 2014-07-25 | 84558197ae09… |
| 192.42.251.0 – 192.42.251.255 | 256 | US |
allocated | 2014-07-25 | 44e8af24c2ee… |
| 66.254.160.0 – 66.254.191.255 | 8,192 | US |
allocated | 2014-07-24 | 81fd5ef7a214… |
| 104.152.244.0 – 104.152.247.255 | 1,024 | US |
allocated | 2014-07-24 | 30b7ce965d9c… |
| 104.152.252.0 – 104.152.255.255 | 1,024 | US |
allocated | 2014-07-24 | b809f80ec9cb… |
| 192.33.0.0 – 192.33.1.255 | 512 | US |
allocated | 2014-07-24 | a8b4cc4b814b… |
| 192.40.108.0 – 192.40.108.255 | 256 | US |
allocated | 2014-07-24 | 8ea7bf00c4c5… |
| 104.152.204.0 – 104.152.207.255 | 1,024 | US |
allocated | 2014-07-23 | bc1dea66a858… |
| 104.152.236.0 – 104.152.239.255 | 1,024 |  JM |
allocated | 2014-07-23 | 5670b17dd30b… |
| 104.152.240.0 – 104.152.243.255 | 1,024 | US |
allocated | 2014-07-23 | 796834e7a283… |
| 192.34.68.0 – 192.34.69.255 | 512 | US |
allocated | 2014-07-23 | b765b2c3c3cc… |
| 206.221.176.0 – 206.221.191.255 | 4,096 | US |
allocated | 2014-07-23 | df6a34ce16d3… |
| 64.185.224.0 – 64.185.239.255 | 4,096 | US |
allocated | 2014-07-22 | acde290f3987… |
| 67.21.144.0 – 67.21.159.255 | 4,096 | CA |
allocated | 2014-07-22 | 266f1290a24a… |
| 104.152.200.0 – 104.152.203.255 | 1,024 | US |
allocated | 2014-07-22 | 9bd71e7e2ac0… |