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
1,645,592,320
📦
IPv4 networks
76,752
delegated blocks
🧭
IPv6 networks
11,431
delegated blocks
🔗
Autonomous systems
34,103
ASNs
// browse the objects
Browse the ARIN registry
| Range | Addresses | Country | Status | Allocated | Org handle |
|---|---|---|---|---|---|
| 66.203.253.0 – 66.203.253.255 | 256 |  US |
allocated | 2026-04-24 | 30d6aa504358… |
| 153.75.16.0 – 153.75.31.255 | 4,096 | US |
allocated | 2026-04-24 | 84c3140cbd6c… |
| 179.199.192.0 – 179.199.255.255 | 16,384 | US |
allocated | 2026-04-24 | 5d19dcc66287… |
| 186.241.64.0 – 186.241.127.255 | 16,384 | US |
allocated | 2026-04-24 | 5d19dcc66287… |
| 186.244.192.0 – 186.244.255.255 | 16,384 | US |
allocated | 2026-04-24 | 5d19dcc66287… |
| 191.45.64.0 – 191.45.127.255 | 16,384 | US |
allocated | 2026-04-24 | 4fe3d5db5b0d… |
| 208.71.255.0 – 208.71.255.255 | 256 |  CA |
allocated | 2026-04-24 | 0b17ee341e2c… |
| 23.157.100.0 – 23.157.100.255 | 256 | US |
allocated | 2026-04-23 | 66dd32509ffa… |
| 31.207.0.0 – 31.207.0.255 | 256 | US |
allocated | 2026-04-23 | 4a51f7c59c29… |
| 208.83.32.0 – 208.83.35.255 | 1,024 | US |
allocated | 2026-04-23 | c00f154df180… |
| 23.157.52.0 – 23.157.52.255 | 256 | US |
allocated | 2026-04-22 | 7823b1056a7a… |
| 23.157.108.0 – 23.157.108.255 | 256 |  TH |
allocated | 2026-04-22 | 9319078e8ead… |
| 192.65.19.0 – 192.65.19.255 | 256 | US |
allocated | 2026-04-22 | 6e174e0c94ac… |
| 192.158.108.0 – 192.158.108.255 | 256 | US |
allocated | 2026-04-22 | 6e174e0c94ac… |
| 202.37.194.0 – 202.37.194.255 | 256 | US |
allocated | 2026-04-22 | 2f43ee0a3d45… |
| 209.195.240.0 – 209.195.243.255 | 1,024 | CA |
allocated | 2026-04-22 | dbeeaeb280ee… |
| 23.157.36.0 – 23.157.36.255 | 256 | US |
allocated | 2026-04-21 | 309e0a1df8bf… |
| 23.157.44.0 – 23.157.44.255 | 256 | US |
allocated | 2026-04-21 | be9d0b1c4a78… |
| 23.157.60.0 – 23.157.60.255 | 256 | US |
allocated | 2026-04-21 | 2c6255089af7… |
| 69.48.224.0 – 69.48.227.255 | 1,024 | US |
allocated | 2026-04-21 | defa826023b9… |
| 194.61.156.0 – 194.61.157.255 | 512 | CA |
allocated | 2026-04-21 | 60725bea2095… |
| 198.60.224.0 – 198.60.225.255 | 512 | US |
allocated | 2026-04-21 | a4825e709daf… |
| 23.156.244.0 – 23.156.244.255 | 256 | US |
allocated | 2026-04-20 | abc8cd28317e… |
| 23.157.20.0 – 23.157.20.255 | 256 | US |
allocated | 2026-04-20 | e8547bd5228e… |
| 140.232.184.0 – 140.232.191.255 | 2,048 | US |
allocated | 2026-04-20 | 758951cac5e6… |
| 167.254.192.0 – 167.254.199.255 | 2,048 | US |
allocated | 2026-04-20 | 3631c931b209… |
| 192.158.140.0 – 192.158.141.255 | 512 | US |
allocated | 2026-04-20 | 1a656f336321… |
| 206.63.128.0 – 206.63.255.255 | 32,768 | US |
allocated | 2026-04-20 | 7ef6e8f53a0a… |
| 23.156.212.0 – 23.156.212.255 | 256 | TH |
allocated | 2026-04-17 | 431643f982fc… |
| 23.156.220.0 – 23.156.220.255 | 256 | US |
allocated | 2026-04-17 | 84a958d739af… |
| 64.16.128.0 – 64.16.191.255 | 16,384 | US |
allocated | 2026-04-17 | 40662a4b5a34… |
| 75.125.0.0 – 75.125.255.255 | 65,536 | US |
allocated | 2026-04-17 | 96d8636ecbf4… |
| 134.49.252.0 – 134.49.255.255 | 1,024 | US |
allocated | 2026-04-17 | 177a67130f3f… |
| 161.210.188.0 – 161.210.188.255 | 256 | US |
allocated | 2026-04-17 | 09102ed0a0b1… |
| 23.156.180.0 – 23.156.180.255 | 256 | US |
allocated | 2026-04-16 | 37e9ee3acd3b… |
| 23.156.188.0 – 23.156.188.255 | 256 | US |
allocated | 2026-04-16 | a458a1f5ae7d… |
| 23.156.196.0 – 23.156.196.255 | 256 | TH |
allocated | 2026-04-16 | 653198c58da9… |
| 23.156.204.0 – 23.156.204.255 | 256 |  PH |
allocated | 2026-04-16 | ecd7d144c977… |
| 74.209.183.0 – 74.209.183.255 | 256 | US |
allocated | 2026-04-16 | a689d973e09c… |
| 140.232.92.0 – 140.232.92.255 | 256 | US |
allocated | 2026-04-16 | 449d4a93cce8… |
| 153.75.0.0 – 153.75.15.255 | 4,096 | US |
allocated | 2026-04-16 | 86f2f6199833… |
| 169.197.176.0 – 169.197.179.255 | 1,024 | US |
allocated | 2026-04-16 | 0dac54d231ac… |
| 189.25.0.0 – 189.25.255.255 | 65,536 | US |
allocated | 2026-04-16 | 38b893ecb59b… |
| 206.209.218.0 – 206.209.219.255 | 512 | US |
allocated | 2026-04-16 | 3a91bbfe3c73… |
| 209.162.204.0 – 209.162.205.255 | 512 | US |
allocated | 2026-04-16 | b38680665c9a… |
| 85.155.168.0 – 85.155.171.255 | 1,024 | US |
allocated | 2026-04-15 | 5bd4087a1761… |
| 209.162.206.0 – 209.162.206.255 | 256 | CA |
allocated | 2026-04-15 | f1e8dd242627… |
| 23.156.116.0 – 23.156.116.255 | 256 | US |
allocated | 2026-04-14 | 93f2dac38812… |
| 23.156.124.0 – 23.156.124.255 | 256 | US |
allocated | 2026-04-14 | 4514a72af28d… |
| 23.156.132.0 – 23.156.132.255 | 256 | US |
allocated | 2026-04-14 | 80678fb9e759… |
| 23.156.140.0 – 23.156.140.255 | 256 | US |
allocated | 2026-04-14 | fa465316be0f… |
| 23.156.148.0 – 23.156.148.255 | 256 | US |
allocated | 2026-04-14 | fce69a23d7dc… |
| 45.74.188.0 – 45.74.191.255 | 1,024 | US |
allocated | 2026-04-14 | a6857cd94af1… |
| 153.75.224.0 – 153.75.255.255 | 8,192 | US |
allocated | 2026-04-14 | 13d512adeacc… |
| 162.208.48.0 – 162.208.51.255 | 1,024 | US |
allocated | 2026-04-14 | 18c880874a1f… |
| 167.104.192.0 – 167.104.195.255 | 1,024 | US |
allocated | 2026-04-14 | 0eccd04b169b… |
| 192.225.220.0 – 192.225.223.255 | 1,024 | US |
allocated | 2026-04-14 | 13be59b6a3f5… |
| 198.60.217.0 – 198.60.217.255 | 256 | US |
allocated | 2026-04-14 | 1495c13279d2… |
| 199.242.219.0 – 199.242.219.255 | 256 | CA |
allocated | 2026-04-14 | 0b17ee341e2c… |
| 209.195.236.0 – 209.195.239.255 | 1,024 | US |
allocated | 2026-04-14 | a4284fa47850… |
| 23.156.84.0 – 23.156.84.255 | 256 | US |
allocated | 2026-04-13 | 4868de92c633… |
| 23.156.92.0 – 23.156.92.255 | 256 | US |
allocated | 2026-04-13 | a86cd07ec99c… |
| 45.74.216.0 – 45.74.223.255 | 2,048 | US |
allocated | 2026-04-13 | d4b9762bf8b6… |
| 66.242.56.0 – 66.242.57.255 | 512 | US |
allocated | 2026-04-13 | 8d31cbd96e30… |
| 131.162.88.0 – 131.162.95.255 | 2,048 | US |
allocated | 2026-04-13 | 88c2ea3469d4… |
| 209.204.116.0 – 209.204.116.255 | 256 | US |
allocated | 2026-04-13 | fc3ed3225d7e… |
| 153.57.224.0 – 153.57.255.255 | 8,192 | US |
allocated | 2026-04-10 | e1d3c06aa52b… |
| 167.254.112.0 – 167.254.127.255 | 4,096 | US |
allocated | 2026-04-10 | a5af8196eac6… |
| 187.41.128.0 – 187.41.255.255 | 32,768 | US |
allocated | 2026-04-10 | e9f843549cbf… |
| 191.215.128.0 – 191.215.255.255 | 32,768 | US |
allocated | 2026-04-10 | e9f843549cbf… |
| 192.170.148.0 – 192.170.149.255 | 512 | US |
allocated | 2026-04-10 | bed201a7f242… |
| 199.195.60.0 – 199.195.63.255 | 1,024 | US |
allocated | 2026-04-10 | 8cced5045483… |
| 206.109.24.0 – 206.109.31.255 | 2,048 | US |
allocated | 2026-04-10 | 1ba5ece9b511… |
| 216.162.40.0 – 216.162.43.255 | 1,024 | US |
allocated | 2026-04-10 | f56f22b3a3a1… |
| 23.156.36.0 – 23.156.36.255 | 256 | US |
allocated | 2026-04-09 | c41b8ca394f3… |
| 23.156.44.0 – 23.156.44.255 | 256 |  SG |
allocated | 2026-04-09 | 13806d34d606… |
| 23.156.52.0 – 23.156.52.255 | 256 | US |
allocated | 2026-04-09 | a6fb6ae19047… |
| 155.53.0.0 – 155.53.127.255 | 32,768 | US |
allocated | 2026-04-09 | e0e0b020c186… |
| 167.254.172.0 – 167.254.175.255 | 1,024 | US |
allocated | 2026-04-09 | 0f005a7a2a7f… |
| 192.65.12.0 – 192.65.15.255 | 1,024 | US |
allocated | 2026-04-09 | 59d9fc16e903… |
| 192.251.108.0 – 192.251.108.255 | 256 | US |
allocated | 2026-04-09 | 7224c342cfe2… |
| 23.156.20.0 – 23.156.20.255 | 256 | US |
allocated | 2026-04-08 | c6ac3ce1ee08… |
| 206.109.32.0 – 206.109.47.255 | 4,096 | US |
allocated | 2026-04-08 | 9fa4775f900a… |
| 23.155.244.0 – 23.155.244.255 | 256 | US |
allocated | 2026-04-07 | 41ccf7560684… |
| 192.65.10.0 – 192.65.11.255 | 512 | US |
allocated | 2026-04-07 | eeb3b2be0777… |
| 192.225.208.0 – 192.225.211.255 | 1,024 | US |
allocated | 2026-04-07 | c4aad323debe… |
| 208.81.80.0 – 208.81.83.255 | 1,024 | US |
allocated | 2026-04-07 | bbfd1993cb30… |
| 209.99.184.0 – 209.99.191.255 | 2,048 |  KN |
allocated | 2026-04-07 | ff490b631533… |
| 23.155.252.0 – 23.155.252.255 | 256 | US |
allocated | 2026-04-06 | cf6355e52e9b… |
| 74.214.160.0 – 74.214.163.255 | 1,024 | US |
allocated | 2026-04-06 | 3c284ea98dc3… |
| 135.136.160.0 – 135.136.175.255 | 4,096 | US |
allocated | 2026-04-06 | 0d783ec52848… |
| 142.99.96.0 – 142.99.103.255 | 2,048 | US |
allocated | 2026-04-06 | 0ed489778232… |
| 153.60.64.0 – 153.60.127.255 | 16,384 | US |
allocated | 2026-04-06 | 2fa2e90b8bce… |
| 155.103.8.0 – 155.103.11.255 | 1,024 | US |
allocated | 2026-04-06 | aaf56163196c… |
| 155.103.52.0 – 155.103.55.255 | 1,024 | US |
allocated | 2026-04-06 | 306dd847e7fd… |
| 192.225.109.0 – 192.225.109.255 | 256 | US |
allocated | 2026-04-06 | 46f34b7f9330… |
| 198.148.146.0 – 198.148.146.255 | 256 | US |
allocated | 2026-04-06 | 2a76d36286aa… |
| 198.235.203.0 – 198.235.203.255 | 256 | US |
allocated | 2026-04-06 | 85f6b3235226… |
| 199.204.92.0 – 199.204.93.255 | 512 | US |
allocated | 2026-04-06 | dce42e5a3c7c… |
| 205.173.16.0 – 205.173.23.255 | 2,048 | US |
allocated | 2026-04-06 | 07cf84182cc0… |