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
1,645,624,576
📦
IPv4 networks
76,679
delegated blocks
🧭
IPv6 networks
11,332
delegated blocks
🔗
Autonomous systems
34,019
ASNs
// browse the objects
Browse the ARIN registry
| Range | Addresses | Country | Status | Allocated | Org handle |
|---|---|---|---|---|---|
| 134.198.0.0 – 134.198.255.255 | 65,536 |  US |
allocated | 1989-07-13 | 85f78089580d… |
| 134.199.32.0 – 134.199.35.255 | 1,024 |  CA |
allocated | 1989-07-13 | dddd79714d47… |
| 134.199.36.0 – 134.199.37.255 | 512 | CA |
allocated | 1989-07-13 | dddd79714d47… |
| 134.199.38.0 – 134.199.38.255 | 256 | CA |
allocated | 1989-07-13 | dddd79714d47… |
| 134.199.45.0 – 134.199.45.255 | 256 | CA |
allocated | 1989-07-13 | dddd79714d47… |
| 134.199.46.0 – 134.199.47.255 | 512 | CA |
allocated | 1989-07-13 | dddd79714d47… |
| 134.199.52.0 – 134.199.53.255 | 512 | CA |
allocated | 1989-07-13 | dddd79714d47… |
| 134.199.58.0 – 134.199.59.255 | 512 | CA |
allocated | 1989-07-13 | dddd79714d47… |
| 192.55.97.0 – 192.55.97.255 | 256 | US |
allocated | 1989-07-13 | 91a264b2daf9… |
| 192.55.95.0 – 192.55.95.255 | 256 | US |
allocated | 1989-07-12 | 5f9f4232d887… |
| 192.55.90.0 – 192.55.90.255 | 256 | US |
allocated | 1989-07-11 | 2d90cbf4f78e… |
| 192.55.91.0 – 192.55.91.255 | 256 | US |
allocated | 1989-07-11 | 2d90cbf4f78e… |
| 134.186.0.0 – 134.186.255.255 | 65,536 | US |
allocated | 1989-07-10 | f35f3d727528… |
| 134.187.0.0 – 134.187.255.255 | 65,536 | US |
allocated | 1989-07-10 | f35f3d727528… |
| 134.189.0.0 – 134.189.255.255 | 65,536 | US |
allocated | 1989-07-10 | 0596821a6910… |
| 192.55.87.0 – 192.55.87.255 | 256 | US |
allocated | 1989-07-10 | e28ac577ae04… |
| 192.55.88.0 – 192.55.88.255 | 256 | US |
allocated | 1989-07-10 | ade3192fa716… |
| 192.55.86.0 – 192.55.86.255 | 256 | US |
allocated | 1989-07-07 | 6b0da0638136… |
| 134.182.0.0 – 134.182.255.255 | 65,536 | US |
allocated | 1989-07-03 | 45fe880b68a8… |
| 140.199.0.0 – 140.199.255.255 | 65,536 | US |
allocated | 1989-07-03 | 45fe880b68a8… |
| 134.179.0.0 – 134.179.255.255 | 65,536 | US |
allocated | 1989-07-01 | a961307ac24b… |
| 134.181.0.0 – 134.181.255.255 | 65,536 | US |
allocated | 1989-07-01 | 42e7de482a85… |
| 192.57.0.0 – 192.57.255.255 | 65,536 | US |
allocated | 1989-07-01 | 161fb0fc33bc… |
| 132.207.0.0 – 132.207.255.255 | 65,536 | CA |
allocated | 1989-06-28 | 5e8ce58f6529… |
| 192.54.249.0 – 192.54.249.255 | 256 | US |
allocated | 1989-06-28 | e8d4bb82379d… |
| 134.172.0.0 – 134.172.255.255 | 65,536 | US |
allocated | 1989-06-27 | 19d9217fb886… |
| 134.173.0.0 – 134.173.255.255 | 65,536 | US |
allocated | 1989-06-27 | 740dfc387ec8… |
| 134.174.0.0 – 134.174.255.255 | 65,536 | US |
allocated | 1989-06-27 | 4728ebdb8f85… |
| 192.54.248.0 – 192.54.248.255 | 256 | US |
allocated | 1989-06-27 | c64556907511… |
| 192.56.0.0 – 192.56.7.255 | 2,048 | US |
allocated | 1989-06-27 | 1dd16a9498bc… |
| 192.56.8.0 – 192.56.15.255 | 2,048 | US |
allocated | 1989-06-27 | 4a34b9f7ce6e… |
| 192.56.16.0 – 192.56.19.255 | 1,024 | US |
allocated | 1989-06-27 | d421c651a84f… |
| 192.56.20.0 – 192.56.20.255 | 256 | US |
allocated | 1989-06-27 | 1e6aecf01600… |
| 192.56.21.0 – 192.56.21.255 | 256 | US |
allocated | 1989-06-27 | d421c651a84f… |
| 192.56.22.0 – 192.56.22.255 | 256 | US |
allocated | 1989-06-27 | 1e6aecf01600… |
| 192.56.23.0 – 192.56.23.255 | 256 | US |
allocated | 1989-06-27 | d421c651a84f… |
| 192.56.24.0 – 192.56.24.255 | 256 | US |
allocated | 1989-06-27 | d421c651a84f… |
| 192.56.25.0 – 192.56.25.255 | 256 | US |
allocated | 1989-06-27 | 4a34b9f7ce6e… |
| 192.56.26.0 – 192.56.26.255 | 256 | US |
allocated | 1989-06-27 | d421c651a84f… |
| 192.56.27.0 – 192.56.27.255 | 256 | US |
allocated | 1989-06-27 | 161fb0fc33bc… |
| 192.56.28.0 – 192.56.31.255 | 1,024 | US |
allocated | 1989-06-27 | 4a34b9f7ce6e… |
| 192.56.32.0 – 192.56.35.255 | 1,024 | US |
allocated | 1989-06-27 | d421c651a84f… |
| 192.56.36.0 – 192.56.36.255 | 256 | US |
allocated | 1989-06-27 | 501eb4ea8218… |
| 192.56.37.0 – 192.56.37.255 | 256 | US |
allocated | 1989-06-27 | 4a34b9f7ce6e… |
| 192.56.38.0 – 192.56.39.255 | 512 | US |
allocated | 1989-06-27 | 4a34b9f7ce6e… |
| 192.56.40.0 – 192.56.47.255 | 2,048 | US |
allocated | 1989-06-27 | 4a34b9f7ce6e… |
| 192.56.48.0 – 192.56.63.255 | 4,096 | US |
allocated | 1989-06-27 | 4a34b9f7ce6e… |
| 192.56.64.0 – 192.56.71.255 | 2,048 | US |
allocated | 1989-06-27 | 4a34b9f7ce6e… |
| 192.56.72.0 – 192.56.73.255 | 512 | US |
allocated | 1989-06-27 | 4a34b9f7ce6e… |
| 192.56.74.0 – 192.56.75.255 | 512 | US |
allocated | 1989-06-27 | 501eb4ea8218… |
| 192.56.76.0 – 192.56.79.255 | 1,024 | US |
allocated | 1989-06-27 | 4a34b9f7ce6e… |
| 192.56.80.0 – 192.56.95.255 | 4,096 | US |
allocated | 1989-06-27 | 4a34b9f7ce6e… |
| 192.56.96.0 – 192.56.127.255 | 8,192 | US |
allocated | 1989-06-27 | 4a34b9f7ce6e… |
| 192.56.128.0 – 192.56.255.255 | 32,768 | US |
allocated | 1989-06-27 | 4a34b9f7ce6e… |
| 22.0.0.0 – 22.255.255.255 | 16,777,216 | US |
allocated | 1989-06-26 | 45fe880b68a8… |
| 192.54.246.0 – 192.54.246.255 | 256 | US |
allocated | 1989-06-26 | 1c9f8d4a04fb… |
| 192.55.22.0 – 192.55.23.255 | 512 | US |
allocated | 1989-06-26 | a8f25e5b8214… |
| 192.55.24.0 – 192.55.31.255 | 2,048 | US |
allocated | 1989-06-26 | a8f25e5b8214… |
| 192.55.32.0 – 192.55.39.255 | 2,048 | US |
allocated | 1989-06-26 | b752e4a1339d… |
| 192.55.40.0 – 192.55.43.255 | 1,024 | US |
allocated | 1989-06-26 | b752e4a1339d… |
| 192.55.44.0 – 192.55.45.255 | 512 | US |
allocated | 1989-06-26 | b752e4a1339d… |
| 192.55.48.0 – 192.55.63.255 | 4,096 | US |
allocated | 1989-06-26 | 1e8f556759f4… |
| 192.55.64.0 – 192.55.67.255 | 1,024 | US |
allocated | 1989-06-26 | 1e8f556759f4… |
| 192.55.72.0 – 192.55.79.255 | 2,048 | US |
allocated | 1989-06-26 | 1e8f556759f4… |
| 192.55.80.0 – 192.55.81.255 | 512 | US |
allocated | 1989-06-26 | 1e8f556759f4… |
| 192.55.1.0 – 192.55.1.255 | 256 | US |
allocated | 1989-06-23 | 1af6f5e38c00… |
| 192.55.2.0 – 192.55.3.255 | 512 | US |
allocated | 1989-06-23 | 1af6f5e38c00… |
| 192.55.4.0 – 192.55.7.255 | 1,024 | US |
allocated | 1989-06-23 | 1af6f5e38c00… |
| 192.55.8.0 – 192.55.15.255 | 2,048 | US |
allocated | 1989-06-23 | 1af6f5e38c00… |
| 192.55.16.0 – 192.55.19.255 | 1,024 | US |
allocated | 1989-06-23 | 1af6f5e38c00… |
| 192.55.20.0 – 192.55.21.255 | 512 | US |
allocated | 1989-06-23 | 1af6f5e38c00… |
| 129.33.0.0 – 129.33.127.255 | 32,768 | US |
allocated | 1989-06-22 | 31caea8da158… |
| 129.33.128.0 – 129.33.135.255 | 2,048 | US |
allocated | 1989-06-22 | 31caea8da158… |
| 129.33.136.0 – 129.33.137.255 | 512 | US |
allocated | 1989-06-22 | 31caea8da158… |
| 129.33.138.0 – 129.33.139.255 | 512 | US |
allocated | 1989-06-22 | 24872777a723… |
| 129.33.140.0 – 129.33.143.255 | 1,024 | US |
allocated | 1989-06-22 | 31caea8da158… |
| 129.33.144.0 – 129.33.159.255 | 4,096 | US |
allocated | 1989-06-22 | 31caea8da158… |
| 129.33.160.0 – 129.33.191.255 | 8,192 | US |
allocated | 1989-06-22 | 31caea8da158… |
| 129.33.192.0 – 129.33.223.255 | 8,192 | US |
allocated | 1989-06-22 | 31caea8da158… |
| 129.33.224.0 – 129.33.231.255 | 2,048 | US |
allocated | 1989-06-22 | 31caea8da158… |
| 129.33.232.0 – 129.33.235.255 | 1,024 | US |
allocated | 1989-06-22 | 31caea8da158… |
| 129.33.236.0 – 129.33.237.255 | 512 | US |
allocated | 1989-06-22 | 31caea8da158… |
| 129.33.238.0 – 129.33.238.255 | 256 | US |
allocated | 1989-06-22 | 31caea8da158… |
| 129.33.239.0 – 129.33.239.255 | 256 | US |
allocated | 1989-06-22 | 24872777a723… |
| 129.33.240.0 – 129.33.240.255 | 256 | US |
allocated | 1989-06-22 | 24872777a723… |
| 129.33.241.0 – 129.33.241.255 | 256 | US |
allocated | 1989-06-22 | 01ded2cfbf92… |
| 129.33.242.0 – 129.33.242.255 | 256 | US |
allocated | 1989-06-22 | 01ded2cfbf92… |
| 129.33.243.0 – 129.33.243.255 | 256 | US |
allocated | 1989-06-22 | 24872777a723… |
| 129.33.244.0 – 129.33.247.255 | 1,024 | US |
allocated | 1989-06-22 | 31caea8da158… |
| 129.33.248.0 – 129.33.255.255 | 2,048 | US |
allocated | 1989-06-22 | 31caea8da158… |
| 134.161.0.0 – 134.161.255.255 | 65,536 | US |
allocated | 1989-06-22 | 655173fb065a… |
| 134.162.0.0 – 134.163.255.255 | 131,072 | US |
allocated | 1989-06-22 | 7013a13d0ca7… |
| 134.164.0.0 – 134.164.255.255 | 65,536 | US |
allocated | 1989-06-22 | 45fe880b68a8… |
| 192.54.240.0 – 192.54.240.255 | 256 | US |
allocated | 1989-06-21 | 45fe880b68a8… |
| 192.54.230.0 – 192.54.231.255 | 512 | US |
allocated | 1989-06-20 | d92c30d00763… |
| 192.54.232.0 – 192.54.235.255 | 1,024 | US |
allocated | 1989-06-20 | d92c30d00763… |
| 192.54.236.0 – 192.54.237.255 | 512 | US |
allocated | 1989-06-20 | d92c30d00763… |
| 192.54.238.0 – 192.54.238.255 | 256 | US |
allocated | 1989-06-20 | 290a2d702707… |
| 192.54.239.0 – 192.54.239.255 | 256 | US |
allocated | 1989-06-20 | aca11f8338b2… |
| 134.152.0.0 – 134.152.255.255 | 65,536 | US |
allocated | 1989-06-19 | 45fe880b68a8… |