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
1,645,628,928
📦
IPv4 networks
76,700
delegated blocks
🧭
IPv6 networks
11,350
delegated blocks
🔗
Autonomous systems
34,051
ASNs
// browse the objects
Browse the ARIN registry
| Range | Addresses | Country | Status | Allocated | Org handle |
|---|---|---|---|---|---|
| 192.158.55.0 – 192.158.55.255 | 256 |  US |
allocated | 1992-05-04 | 82a5d12f8d33… |
| 192.158.56.0 – 192.158.56.255 | 256 | US |
allocated | 1992-05-04 | 82a5d12f8d33… |
| 192.158.57.0 – 192.158.57.255 | 256 | US |
allocated | 1992-05-04 | 82a5d12f8d33… |
| 192.158.58.0 – 192.158.58.255 | 256 | US |
allocated | 1992-05-04 | 82a5d12f8d33… |
| 192.158.59.0 – 192.158.59.255 | 256 | US |
allocated | 1992-05-04 | 82a5d12f8d33… |
| 192.158.60.0 – 192.158.60.255 | 256 | US |
allocated | 1992-05-04 | 82a5d12f8d33… |
| 192.158.61.0 – 192.158.61.255 | 256 | US |
allocated | 1992-05-04 | 82a5d12f8d33… |
| 192.160.42.0 – 192.160.42.255 | 256 | US |
allocated | 1992-05-04 | b78e036bc844… |
| 192.160.43.0 – 192.160.43.255 | 256 | US |
allocated | 1992-05-04 | 4859a6c3f59c… |
| 192.160.44.0 – 192.160.44.255 | 256 | US |
allocated | 1992-05-04 | 3f9b929ff17f… |
| 192.160.47.0 – 192.160.47.255 | 256 | US |
allocated | 1992-05-04 | 700ddad975b4… |
| 160.91.0.0 – 160.91.255.255 | 65,536 | US |
allocated | 1992-05-01 | c7d472fb172e… |
| 160.93.0.0 – 160.93.255.255 | 65,536 | US |
allocated | 1992-05-01 | 350fe0a40f2f… |
| 160.94.0.0 – 160.94.255.255 | 65,536 | US |
allocated | 1992-05-01 | 252351fbc17c… |
| 192.139.83.0 – 192.139.83.255 | 256 |  CA |
allocated | 1992-04-30 | a66b4789a938… |
| 192.139.114.0 – 192.139.114.255 | 256 | CA |
allocated | 1992-04-30 | 848e92363677… |
| 192.153.144.0 – 192.153.144.255 | 256 | US |
allocated | 1992-04-30 | 45fe880b68a8… |
| 192.153.145.0 – 192.153.145.255 | 256 | US |
allocated | 1992-04-30 | 45fe880b68a8… |
| 192.153.146.0 – 192.153.146.255 | 256 | US |
allocated | 1992-04-30 | 45fe880b68a8… |
| 192.156.209.0 – 192.156.209.255 | 256 | US |
allocated | 1992-04-30 | 594556688dfd… |
| 192.156.212.0 – 192.156.212.255 | 256 | US |
allocated | 1992-04-30 | 4db210950ee9… |
| 192.156.214.0 – 192.156.214.255 | 256 | US |
allocated | 1992-04-30 | e9f6f1d54f15… |
| 192.156.215.0 – 192.156.215.255 | 256 | US |
allocated | 1992-04-30 | f038215c31dd… |
| 159.145.0.0 – 159.145.255.255 | 65,536 | US |
allocated | 1992-04-29 | 3b3cc6bbb149… |
| 159.153.0.0 – 159.153.255.255 | 65,536 | US |
allocated | 1992-04-29 | aab7ea89a138… |
| 159.155.0.0 – 159.155.255.255 | 65,536 | US |
allocated | 1992-04-29 | 9437377979c1… |
| 160.84.192.0 – 160.84.255.255 | 16,384 | US |
allocated | 1992-04-29 | cdfe872d6f50… |
| 160.87.0.0 – 160.87.255.255 | 65,536 | US |
allocated | 1992-04-29 | a992127b88c6… |
| 160.88.0.0 – 160.88.255.255 | 65,536 | US |
allocated | 1992-04-29 | 7d06a015a5e9… |
| 192.156.198.0 – 192.156.198.255 | 256 | US |
allocated | 1992-04-29 | a140e131c3f7… |
| 192.156.199.0 – 192.156.199.255 | 256 |  BM |
allocated | 1992-04-29 | 6ab380205748… |
| 192.156.200.0 – 192.156.200.255 | 256 | US |
allocated | 1992-04-29 | 4b1f194fe1a8… |
| 192.156.201.0 – 192.156.201.255 | 256 | US |
allocated | 1992-04-29 | 6348a2fa6ef4… |
| 192.156.203.0 – 192.156.203.255 | 256 | US |
allocated | 1992-04-29 | e2a677e65a04… |
| 192.156.204.0 – 192.156.204.255 | 256 | US |
allocated | 1992-04-29 | 09320b0c06b2… |
| 192.156.205.0 – 192.156.205.255 | 256 | US |
allocated | 1992-04-29 | 0bd45427f4c3… |
| 192.156.206.0 – 192.156.206.255 | 256 | US |
allocated | 1992-04-29 | 5269e2f85dd5… |
| 192.158.16.0 – 192.158.16.255 | 256 | US |
allocated | 1992-04-29 | 209d47e69fb9… |
| 192.158.17.0 – 192.158.17.255 | 256 | US |
allocated | 1992-04-29 | 209d47e69fb9… |
| 192.158.18.0 – 192.158.18.255 | 256 | US |
allocated | 1992-04-29 | 209d47e69fb9… |
| 192.158.19.0 – 192.158.19.255 | 256 | US |
allocated | 1992-04-29 | 209d47e69fb9… |
| 192.158.20.0 – 192.158.20.255 | 256 | US |
allocated | 1992-04-29 | 209d47e69fb9… |
| 192.158.21.0 – 192.158.21.255 | 256 | US |
allocated | 1992-04-29 | 209d47e69fb9… |
| 192.158.22.0 – 192.158.22.255 | 256 | US |
allocated | 1992-04-29 | 209d47e69fb9… |
| 192.158.23.0 – 192.158.23.255 | 256 | US |
allocated | 1992-04-29 | 209d47e69fb9… |
| 192.158.24.0 – 192.158.24.255 | 256 | US |
allocated | 1992-04-29 | 209d47e69fb9… |
| 192.159.74.0 – 192.159.74.255 | 256 | US |
allocated | 1992-04-29 | 3c4fa4393bee… |
| 192.159.75.0 – 192.159.75.255 | 256 | US |
allocated | 1992-04-29 | 8619cfff7cad… |
| 192.159.76.0 – 192.159.76.255 | 256 | US |
allocated | 1992-04-29 | c9e88a1c54b7… |
| 192.159.78.0 – 192.159.78.255 | 256 | US |
allocated | 1992-04-29 | 9340f6e5b675… |
| 192.159.79.0 – 192.159.79.255 | 256 | US |
allocated | 1992-04-29 | 64c77c1bd978… |
| 192.159.80.0 – 192.159.80.255 | 256 | US |
allocated | 1992-04-29 | 3f81a2347826… |
| 192.159.81.0 – 192.159.81.255 | 256 | US |
allocated | 1992-04-29 | 8bbf9e8bde52… |
| 192.159.82.0 – 192.159.82.255 | 256 | US |
allocated | 1992-04-29 | 5d5d6a4e33fe… |
| 192.159.86.0 – 192.159.86.255 | 256 | US |
allocated | 1992-04-29 | 25f26d633558… |
| 192.159.87.0 – 192.159.87.255 | 256 | US |
allocated | 1992-04-29 | c69143ac2ec7… |
| 192.159.88.0 – 192.159.88.255 | 256 | US |
allocated | 1992-04-29 | 424bfcacb580… |
| 159.142.0.0 – 159.142.255.255 | 65,536 | US |
allocated | 1992-04-28 | 7a1a0925a961… |
| 160.81.0.0 – 160.81.255.255 | 65,536 | US |
allocated | 1992-04-28 | 37fe01d6d027… |
| 160.82.0.0 – 160.82.255.255 | 65,536 | US |
allocated | 1992-04-28 | d2ca47971f11… |
| 160.83.0.0 – 160.83.255.255 | 65,536 | US |
allocated | 1992-04-28 | d2ca47971f11… |
| 161.19.0.0 – 161.19.255.255 | 65,536 | US |
allocated | 1992-04-28 | 7013a13d0ca7… |
| 161.21.0.0 – 161.21.255.255 | 65,536 | US |
allocated | 1992-04-28 | 83cf4efe4fc3… |
| 192.131.82.0 – 192.131.82.255 | 256 | US |
allocated | 1992-04-28 | a1ea5717521f… |
| 192.131.83.0 – 192.131.83.255 | 256 | US |
allocated | 1992-04-28 | c0596c9d1e12… |
| 192.131.84.0 – 192.131.84.255 | 256 | US |
allocated | 1992-04-28 | c0596c9d1e12… |
| 192.131.85.0 – 192.131.85.255 | 256 | US |
allocated | 1992-04-28 | c0596c9d1e12… |
| 192.131.86.0 – 192.131.86.255 | 256 | US |
allocated | 1992-04-28 | c0596c9d1e12… |
| 192.131.87.0 – 192.131.87.255 | 256 | US |
allocated | 1992-04-28 | c0596c9d1e12… |
| 192.131.136.0 – 192.131.139.255 | 1,024 | CA |
allocated | 1992-04-28 | 089917565f0c… |
| 192.131.146.0 – 192.131.146.255 | 256 | US |
allocated | 1992-04-28 | af77e36d4695… |
| 192.131.156.0 – 192.131.159.255 | 1,024 | US |
allocated | 1992-04-28 | 78fc833c0b8b… |
| 192.131.160.0 – 192.131.175.255 | 4,096 | US |
allocated | 1992-04-28 | 78fc833c0b8b… |
| 192.131.176.0 – 192.131.179.255 | 1,024 | US |
allocated | 1992-04-28 | 78fc833c0b8b… |
| 192.131.180.0 – 192.131.181.255 | 512 | US |
allocated | 1992-04-28 | 78fc833c0b8b… |
| 192.131.182.0 – 192.131.183.255 | 512 | US |
allocated | 1992-04-28 | b38f9b23fd4a… |
| 192.131.184.0 – 192.131.185.255 | 512 | US |
allocated | 1992-04-28 | b38f9b23fd4a… |
| 192.131.186.0 – 192.131.187.255 | 512 | US |
allocated | 1992-04-28 | 78fc833c0b8b… |
| 192.131.188.0 – 192.131.191.255 | 1,024 | US |
allocated | 1992-04-28 | 78fc833c0b8b… |
| 192.131.192.0 – 192.131.223.255 | 8,192 | US |
allocated | 1992-04-28 | 78fc833c0b8b… |
| 192.131.224.0 – 192.131.224.255 | 256 | US |
allocated | 1992-04-28 | 78fc833c0b8b… |
| 192.131.225.0 – 192.131.225.255 | 256 | US |
allocated | 1992-04-28 | b38f9b23fd4a… |
| 192.131.226.0 – 192.131.227.255 | 512 | US |
allocated | 1992-04-28 | 78fc833c0b8b… |
| 192.131.228.0 – 192.131.231.255 | 1,024 | US |
allocated | 1992-04-28 | 78fc833c0b8b… |
| 192.152.92.0 – 192.152.92.255 | 256 | US |
allocated | 1992-04-28 | 562ebd4ef96c… |
| 192.152.93.0 – 192.152.93.255 | 256 | US |
allocated | 1992-04-28 | ec086dc76a47… |
| 192.152.94.0 – 192.152.94.255 | 256 | US |
allocated | 1992-04-28 | 772d3dacac8d… |
| 192.156.192.0 – 192.156.192.255 | 256 | US |
allocated | 1992-04-28 | 37fe01d6d027… |
| 192.156.193.0 – 192.156.193.255 | 256 | US |
allocated | 1992-04-28 | 37fe01d6d027… |
| 192.156.194.0 – 192.156.194.255 | 256 | US |
allocated | 1992-04-28 | 37fe01d6d027… |
| 192.156.195.0 – 192.156.195.255 | 256 | US |
allocated | 1992-04-28 | 37fe01d6d027… |
| 192.159.71.0 – 192.159.71.255 | 256 | CA |
allocated | 1992-04-28 | 86bc9ef5d0ac… |
| 192.159.72.0 – 192.159.72.255 | 256 | US |
allocated | 1992-04-28 | 624bcc831441… |
| 192.159.96.0 – 192.159.96.255 | 256 | US |
allocated | 1992-04-28 | 61931c6b9ec8… |
| 192.160.39.0 – 192.160.39.255 | 256 | US |
allocated | 1992-04-28 | 1f61b475c5e2… |
| 192.160.40.0 – 192.160.40.255 | 256 | US |
allocated | 1992-04-28 | 565f3f728d41… |
| 192.160.41.0 – 192.160.41.255 | 256 | US |
allocated | 1992-04-28 | 10aea52af44c… |
| 161.11.0.0 – 161.11.255.255 | 65,536 | US |
allocated | 1992-04-27 | 4011adcb3f3a… |
| 161.13.0.0 – 161.13.31.255 | 8,192 | US |
allocated | 1992-04-27 | 4c4484775383… |
| 161.13.64.0 – 161.13.127.255 | 16,384 | US |
allocated | 1992-04-27 | 4c4484775383… |