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 |
|---|---|---|---|---|---|
| 131.32.0.0 – 131.32.255.255 | 65,536 |  US |
allocated | 1988-12-20 | 45fe880b68a8… |
| 132.63.0.0 – 132.63.255.255 | 65,536 | US |
allocated | 1988-12-20 | 45fe880b68a8… |
| 192.43.237.0 – 192.43.237.255 | 256 | US |
allocated | 1988-12-20 | dd96e0ac3e2e… |
| 192.46.0.0 – 192.46.31.255 | 8,192 | US |
allocated | 1988-12-20 | 4a34b9f7ce6e… |
| 192.46.32.0 – 192.46.39.255 | 2,048 | US |
allocated | 1988-12-20 | 4a34b9f7ce6e… |
| 192.46.40.0 – 192.46.41.255 | 512 | US |
allocated | 1988-12-20 | 4a34b9f7ce6e… |
| 192.46.42.0 – 192.46.42.255 | 256 | US |
allocated | 1988-12-20 | 4a34b9f7ce6e… |
| 192.46.43.0 – 192.46.43.255 | 256 | US |
allocated | 1988-12-20 | d421c651a84f… |
| 192.46.44.0 – 192.46.47.255 | 1,024 | US |
allocated | 1988-12-20 | 4a34b9f7ce6e… |
| 192.46.48.0 – 192.46.51.255 | 1,024 | US |
allocated | 1988-12-20 | 4a34b9f7ce6e… |
| 192.46.52.0 – 192.46.53.255 | 512 | US |
allocated | 1988-12-20 | d421c651a84f… |
| 192.46.54.0 – 192.46.54.255 | 256 | US |
allocated | 1988-12-20 | 4a34b9f7ce6e… |
| 192.46.55.0 – 192.46.55.255 | 256 | US |
allocated | 1988-12-20 | d421c651a84f… |
| 192.46.56.0 – 192.46.63.255 | 2,048 | US |
allocated | 1988-12-20 | d421c651a84f… |
| 192.46.64.0 – 192.46.67.255 | 1,024 | US |
allocated | 1988-12-20 | 1e6aecf01600… |
| 192.46.68.0 – 192.46.71.255 | 1,024 | US |
allocated | 1988-12-20 | 4a34b9f7ce6e… |
| 192.46.72.0 – 192.46.75.255 | 1,024 | US |
allocated | 1988-12-20 | 4a34b9f7ce6e… |
| 192.46.76.0 – 192.46.77.255 | 512 | US |
allocated | 1988-12-20 | 4a34b9f7ce6e… |
| 192.46.78.0 – 192.46.78.255 | 256 | US |
allocated | 1988-12-20 | 4a34b9f7ce6e… |
| 192.46.79.0 – 192.46.79.255 | 256 | US |
allocated | 1988-12-20 | d421c651a84f… |
| 192.46.80.0 – 192.46.81.255 | 512 | US |
allocated | 1988-12-20 | 4a34b9f7ce6e… |
| 192.46.82.0 – 192.46.83.255 | 512 | US |
allocated | 1988-12-20 | d421c651a84f… |
| 192.46.84.0 – 192.46.87.255 | 1,024 | US |
allocated | 1988-12-20 | 1e6aecf01600… |
| 192.46.88.0 – 192.46.88.255 | 256 | US |
allocated | 1988-12-20 | 4a34b9f7ce6e… |
| 192.46.89.0 – 192.46.89.255 | 256 | US |
allocated | 1988-12-20 | d421c651a84f… |
| 192.46.90.0 – 192.46.91.255 | 512 | US |
allocated | 1988-12-20 | 4a34b9f7ce6e… |
| 192.46.92.0 – 192.46.95.255 | 1,024 | US |
allocated | 1988-12-20 | 4a34b9f7ce6e… |
| 192.46.96.0 – 192.46.103.255 | 2,048 | US |
allocated | 1988-12-20 | d421c651a84f… |
| 192.46.104.0 – 192.46.107.255 | 1,024 | US |
allocated | 1988-12-20 | 1e6aecf01600… |
| 192.46.108.0 – 192.46.109.255 | 512 | US |
allocated | 1988-12-20 | 4a34b9f7ce6e… |
| 192.46.110.0 – 192.46.111.255 | 512 | US |
allocated | 1988-12-20 | d421c651a84f… |
| 192.46.112.0 – 192.46.127.255 | 4,096 | US |
allocated | 1988-12-20 | d421c651a84f… |
| 192.46.128.0 – 192.46.143.255 | 4,096 |  CA |
allocated | 1988-12-20 | 1e270c48a8b7… |
| 192.46.144.0 – 192.46.151.255 | 2,048 | US |
allocated | 1988-12-20 | d421c651a84f… |
| 192.46.152.0 – 192.46.152.255 | 256 | US |
allocated | 1988-12-20 | d421c651a84f… |
| 192.46.153.0 – 192.46.153.255 | 256 | US |
allocated | 1988-12-20 | 4a34b9f7ce6e… |
| 192.46.154.0 – 192.46.155.255 | 512 | US |
allocated | 1988-12-20 | 4a34b9f7ce6e… |
| 192.46.156.0 – 192.46.156.255 | 256 | US |
allocated | 1988-12-20 | 4a34b9f7ce6e… |
| 192.46.157.0 – 192.46.157.255 | 256 | US |
allocated | 1988-12-20 | 501eb4ea8218… |
| 192.46.158.0 – 192.46.159.255 | 512 | US |
allocated | 1988-12-20 | d421c651a84f… |
| 192.46.160.0 – 192.46.160.255 | 256 | US |
allocated | 1988-12-20 | d421c651a84f… |
| 192.46.161.0 – 192.46.161.255 | 256 | US |
allocated | 1988-12-20 | 4a34b9f7ce6e… |
| 192.46.162.0 – 192.46.163.255 | 512 | US |
allocated | 1988-12-20 | 4a34b9f7ce6e… |
| 192.46.164.0 – 192.46.167.255 | 1,024 | US |
allocated | 1988-12-20 | 4a34b9f7ce6e… |
| 192.46.168.0 – 192.46.169.255 | 512 | US |
allocated | 1988-12-20 | 4a34b9f7ce6e… |
| 192.46.170.0 – 192.46.170.255 | 256 | US |
allocated | 1988-12-20 | d421c651a84f… |
| 192.46.171.0 – 192.46.171.255 | 256 | US |
allocated | 1988-12-20 | 4a34b9f7ce6e… |
| 192.46.172.0 – 192.46.175.255 | 1,024 | US |
allocated | 1988-12-20 | 4a34b9f7ce6e… |
| 192.46.176.0 – 192.46.179.255 | 1,024 | US |
allocated | 1988-12-20 | 4a34b9f7ce6e… |
| 192.46.180.0 – 192.46.183.255 | 1,024 | US |
allocated | 1988-12-20 | 1e6aecf01600… |
| 192.46.192.0 – 192.46.192.255 | 256 | US |
allocated | 1988-12-20 | d421c651a84f… |
| 192.46.193.0 – 192.46.193.255 | 256 | US |
allocated | 1988-12-20 | 4a34b9f7ce6e… |
| 192.46.194.0 – 192.46.195.255 | 512 | US |
allocated | 1988-12-20 | 4a34b9f7ce6e… |
| 192.46.196.0 – 192.46.199.255 | 1,024 | US |
allocated | 1988-12-20 | 1e6aecf01600… |
| 192.46.204.0 – 192.46.205.255 | 512 | US |
allocated | 1988-12-20 | d421c651a84f… |
| 192.46.206.0 – 192.46.207.255 | 512 | US |
allocated | 1988-12-20 | 4a34b9f7ce6e… |
| 192.46.240.0 – 192.46.241.255 | 512 | US |
allocated | 1988-12-20 | 4a34b9f7ce6e… |
| 192.46.242.0 – 192.46.242.255 | 256 | US |
allocated | 1988-12-20 | d421c651a84f… |
| 192.46.243.0 – 192.46.243.255 | 256 | US |
allocated | 1988-12-20 | 4a34b9f7ce6e… |
| 192.46.244.0 – 192.46.247.255 | 1,024 | US |
allocated | 1988-12-20 | 1e6aecf01600… |
| 192.46.248.0 – 192.46.249.255 | 512 | US |
allocated | 1988-12-20 | d421c651a84f… |
| 192.46.250.0 – 192.46.251.255 | 512 | US |
allocated | 1988-12-20 | 4a34b9f7ce6e… |
| 192.46.252.0 – 192.46.255.255 | 1,024 | US |
allocated | 1988-12-20 | 4a34b9f7ce6e… |
| 192.43.235.0 – 192.43.235.255 | 256 | US |
allocated | 1988-12-19 | f84583916ecf… |
| 192.43.236.0 – 192.43.236.255 | 256 | US |
allocated | 1988-12-19 | 4535c1f28c83… |
| 9.0.0.0 – 9.7.255.255 | 524,288 | US |
allocated | 1988-12-16 | 01ded2cfbf92… |
| 9.8.0.0 – 9.8.255.255 | 65,536 | US |
allocated | 1988-12-16 | 01ded2cfbf92… |
| 9.9.0.0 – 9.9.7.255 | 2,048 | US |
allocated | 1988-12-16 | 01ded2cfbf92… |
| 9.9.8.0 – 9.9.8.255 | 256 | US |
allocated | 1988-12-16 | 01ded2cfbf92… |
| 9.9.10.0 – 9.9.11.255 | 512 | US |
allocated | 1988-12-16 | 01ded2cfbf92… |
| 9.9.12.0 – 9.9.15.255 | 1,024 | US |
allocated | 1988-12-16 | 01ded2cfbf92… |
| 9.9.16.0 – 9.9.31.255 | 4,096 | US |
allocated | 1988-12-16 | 01ded2cfbf92… |
| 9.9.32.0 – 9.9.63.255 | 8,192 | US |
allocated | 1988-12-16 | 01ded2cfbf92… |
| 9.9.64.0 – 9.9.127.255 | 16,384 | US |
allocated | 1988-12-16 | 01ded2cfbf92… |
| 9.9.128.0 – 9.9.255.255 | 32,768 | US |
allocated | 1988-12-16 | 01ded2cfbf92… |
| 9.10.0.0 – 9.11.255.255 | 131,072 | US |
allocated | 1988-12-16 | 01ded2cfbf92… |
| 9.12.0.0 – 9.15.255.255 | 262,144 | US |
allocated | 1988-12-16 | 01ded2cfbf92… |
| 9.16.0.0 – 9.31.255.255 | 1,048,576 | US |
allocated | 1988-12-16 | 01ded2cfbf92… |
| 9.32.0.0 – 9.63.255.255 | 2,097,152 | US |
allocated | 1988-12-16 | 01ded2cfbf92… |
| 9.64.0.0 – 9.127.255.255 | 4,194,304 | US |
allocated | 1988-12-16 | 01ded2cfbf92… |
| 9.147.0.0 – 9.147.255.255 | 65,536 | US |
allocated | 1988-12-16 | 01ded2cfbf92… |
| 9.148.0.0 – 9.148.255.255 | 65,536 | US |
allocated | 1988-12-16 | 01ded2cfbf92… |
| 9.150.0.0 – 9.150.255.255 | 65,536 | US |
allocated | 1988-12-16 | 01ded2cfbf92… |
| 9.152.0.0 – 9.152.255.255 | 65,536 | US |
allocated | 1988-12-16 | 01ded2cfbf92… |
| 9.155.0.0 – 9.155.255.255 | 65,536 | US |
allocated | 1988-12-16 | 01ded2cfbf92… |
| 9.161.0.0 – 9.161.255.255 | 65,536 | US |
allocated | 1988-12-16 | 01ded2cfbf92… |
| 9.170.0.0 – 9.170.255.255 | 65,536 | US |
allocated | 1988-12-16 | 01ded2cfbf92… |
| 9.172.0.0 – 9.172.255.255 | 65,536 | US |
allocated | 1988-12-16 | 01ded2cfbf92… |
| 9.174.0.0 – 9.175.255.255 | 131,072 | US |
allocated | 1988-12-16 | 01ded2cfbf92… |
| 9.180.0.0 – 9.183.255.255 | 262,144 | US |
allocated | 1988-12-16 | 01ded2cfbf92… |
| 9.184.0.0 – 9.184.255.255 | 65,536 | US |
allocated | 1988-12-16 | 01ded2cfbf92… |
| 9.186.0.0 – 9.187.255.255 | 131,072 | US |
allocated | 1988-12-16 | 01ded2cfbf92… |
| 9.188.0.0 – 9.189.255.255 | 131,072 | US |
allocated | 1988-12-16 | 01ded2cfbf92… |
| 9.194.0.0 – 9.194.255.255 | 65,536 | US |
allocated | 1988-12-16 | 01ded2cfbf92… |
| 9.197.0.0 – 9.197.255.255 | 65,536 | US |
allocated | 1988-12-16 | 01ded2cfbf92… |
| 9.200.0.0 – 9.203.255.255 | 262,144 | US |
allocated | 1988-12-16 | 01ded2cfbf92… |
| 9.207.0.0 – 9.207.255.255 | 65,536 | US |
allocated | 1988-12-16 | 01ded2cfbf92… |
| 9.208.0.0 – 9.209.255.255 | 131,072 | US |
allocated | 1988-12-16 | 01ded2cfbf92… |
| 9.213.0.0 – 9.213.255.255 | 65,536 | US |
allocated | 1988-12-16 | 01ded2cfbf92… |
| 9.214.0.0 – 9.215.255.255 | 131,072 | US |
allocated | 1988-12-16 | 01ded2cfbf92… |