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
76,687
delegated blocks
🧭
IPv6 networks
11,336
delegated blocks
🔗
Autonomous systems
34,032
ASNs
// browse the objects
Browse the ARIN registry
| Range | Addresses | Country | Status | Allocated | Org handle |
|---|---|---|---|---|---|
| 144.35.0.0 – 144.35.255.255 | 65,536 |  US |
allocated | 1990-11-09 | 1c9d74f9982f… |
| 144.36.0.0 – 144.36.63.255 | 16,384 | US |
allocated | 1990-11-09 | d394bea491fb… |
| 144.36.64.0 – 144.36.67.255 | 1,024 | US |
allocated | 1990-11-09 | d394bea491fb… |
| 144.36.68.0 – 144.36.69.255 | 512 | US |
allocated | 1990-11-09 | d394bea491fb… |
| 144.36.74.0 – 144.36.75.255 | 512 | US |
allocated | 1990-11-09 | d394bea491fb… |
| 144.36.76.0 – 144.36.79.255 | 1,024 | US |
allocated | 1990-11-09 | d394bea491fb… |
| 144.36.80.0 – 144.36.95.255 | 4,096 | US |
allocated | 1990-11-09 | d394bea491fb… |
| 144.36.96.0 – 144.36.103.255 | 2,048 | US |
allocated | 1990-11-09 | d394bea491fb… |
| 144.36.105.0 – 144.36.105.255 | 256 | US |
allocated | 1990-11-09 | d394bea491fb… |
| 144.36.106.0 – 144.36.107.255 | 512 | US |
allocated | 1990-11-09 | d394bea491fb… |
| 144.36.108.0 – 144.36.111.255 | 1,024 | US |
allocated | 1990-11-09 | d394bea491fb… |
| 144.36.112.0 – 144.36.127.255 | 4,096 | US |
allocated | 1990-11-09 | d394bea491fb… |
| 144.36.130.0 – 144.36.131.255 | 512 | US |
allocated | 1990-11-09 | d394bea491fb… |
| 144.36.132.0 – 144.36.133.255 | 512 | US |
allocated | 1990-11-09 | d394bea491fb… |
| 144.36.136.0 – 144.36.139.255 | 1,024 | US |
allocated | 1990-11-09 | d394bea491fb… |
| 144.36.142.0 – 144.36.143.255 | 512 | US |
allocated | 1990-11-09 | d394bea491fb… |
| 144.36.146.0 – 144.36.147.255 | 512 | US |
allocated | 1990-11-09 | d394bea491fb… |
| 144.36.150.0 – 144.36.151.255 | 512 | US |
allocated | 1990-11-09 | d394bea491fb… |
| 144.36.152.0 – 144.36.159.255 | 2,048 | US |
allocated | 1990-11-09 | d394bea491fb… |
| 144.36.160.0 – 144.36.175.255 | 4,096 | US |
allocated | 1990-11-09 | d394bea491fb… |
| 144.36.177.0 – 144.36.177.255 | 256 | US |
allocated | 1990-11-09 | d394bea491fb… |
| 144.36.179.0 – 144.36.179.255 | 256 | US |
allocated | 1990-11-09 | d394bea491fb… |
| 144.36.180.0 – 144.36.181.255 | 512 | US |
allocated | 1990-11-09 | d394bea491fb… |
| 144.36.186.0 – 144.36.187.255 | 512 | US |
allocated | 1990-11-09 | d394bea491fb… |
| 144.36.190.0 – 144.36.191.255 | 512 | US |
allocated | 1990-11-09 | d394bea491fb… |
| 144.36.192.0 – 144.36.199.255 | 2,048 | US |
allocated | 1990-11-09 | d394bea491fb… |
| 144.36.200.0 – 144.36.203.255 | 1,024 | US |
allocated | 1990-11-09 | d394bea491fb… |
| 144.36.204.0 – 144.36.205.255 | 512 | US |
allocated | 1990-11-09 | d394bea491fb… |
| 144.36.208.0 – 144.36.209.255 | 512 | US |
allocated | 1990-11-09 | d394bea491fb… |
| 144.36.212.0 – 144.36.213.255 | 512 | US |
allocated | 1990-11-09 | d394bea491fb… |
| 144.36.218.0 – 144.36.219.255 | 512 | US |
allocated | 1990-11-09 | d394bea491fb… |
| 144.36.237.0 – 144.36.237.255 | 256 | US |
allocated | 1990-11-09 | d394bea491fb… |
| 144.36.238.0 – 144.36.239.255 | 512 | US |
allocated | 1990-11-09 | d394bea491fb… |
| 144.36.240.0 – 144.36.243.255 | 1,024 | US |
allocated | 1990-11-09 | d394bea491fb… |
| 144.36.246.0 – 144.36.247.255 | 512 | US |
allocated | 1990-11-09 | d394bea491fb… |
| 144.36.252.0 – 144.36.253.255 | 512 | US |
allocated | 1990-11-09 | d394bea491fb… |
| 144.37.0.0 – 144.37.255.255 | 65,536 | US |
allocated | 1990-11-09 | d8ba6459e916… |
| 144.38.0.0 – 144.38.255.255 | 65,536 | US |
allocated | 1990-11-09 | fab1351bfee0… |
| 144.39.0.0 – 144.39.255.255 | 65,536 | US |
allocated | 1990-11-09 | fa8a5b7e16f6… |
| 192.75.24.0 – 192.75.24.255 | 256 |  CA |
allocated | 1990-11-09 | ed01a0f2e6ac… |
| 192.75.26.0 – 192.75.26.255 | 256 | CA |
allocated | 1990-11-09 | 75ab8e777450… |
| 192.77.23.0 – 192.77.23.255 | 256 | US |
allocated | 1990-11-09 | 2d8970cbd978… |
| 192.84.208.0 – 192.84.208.255 | 256 | US |
allocated | 1990-11-09 | 45fe880b68a8… |
| 192.84.213.0 – 192.84.213.255 | 256 | US |
allocated | 1990-11-09 | de2a6bdefe99… |
| 192.84.214.0 – 192.84.214.255 | 256 | US |
allocated | 1990-11-09 | 9ca2b293ed35… |
| 192.77.97.0 – 192.77.97.255 | 256 | US |
allocated | 1990-11-08 | 1b2d5161c716… |
| 192.84.211.0 – 192.84.211.255 | 256 | US |
allocated | 1990-11-08 | 6c408d263300… |
| 192.77.77.0 – 192.77.77.255 | 256 | US |
allocated | 1990-11-07 | 1f99771bc3e2… |
| 192.77.78.0 – 192.77.79.255 | 512 | US |
allocated | 1990-11-07 | 1f99771bc3e2… |
| 192.77.80.0 – 192.77.95.255 | 4,096 | US |
allocated | 1990-11-07 | 1f99771bc3e2… |
| 192.77.96.0 – 192.77.96.255 | 256 | US |
allocated | 1990-11-07 | 1f99771bc3e2… |
| 144.13.0.0 – 144.13.255.255 | 65,536 | US |
allocated | 1990-11-06 | 0e6ac904377d… |
| 144.14.0.0 – 144.14.255.255 | 65,536 | US |
allocated | 1990-11-06 | 570cc0afe505… |
| 144.15.0.0 – 144.15.255.255 | 65,536 | US |
allocated | 1990-11-06 | 1be533968d2e… |
| 144.17.0.0 – 144.17.255.255 | 65,536 | US |
allocated | 1990-11-06 | 873212677de3… |
| 144.18.0.0 – 144.18.255.255 | 65,536 | US |
allocated | 1990-11-06 | 45fe880b68a8… |
| 144.19.0.0 – 144.19.255.255 | 65,536 | US |
allocated | 1990-11-06 | 45fe880b68a8… |
| 144.25.0.0 – 144.25.255.255 | 65,536 | US |
allocated | 1990-11-06 | 3f31a826c3a4… |
| 144.26.0.0 – 144.26.255.255 | 65,536 | US |
allocated | 1990-11-06 | 27b110355813… |
| 192.77.46.0 – 192.77.46.255 | 256 | CA |
allocated | 1990-11-06 | 44bca3813bb1… |
| 192.77.47.0 – 192.77.47.255 | 256 | CA |
allocated | 1990-11-06 | 44bca3813bb1… |
| 192.77.48.0 – 192.77.48.255 | 256 | CA |
allocated | 1990-11-06 | 44bca3813bb1… |
| 192.77.49.0 – 192.77.49.255 | 256 | CA |
allocated | 1990-11-06 | 44bca3813bb1… |
| 192.77.53.0 – 192.77.53.255 | 256 | CA |
allocated | 1990-11-06 | 44bca3813bb1… |
| 192.77.54.0 – 192.77.54.255 | 256 | CA |
allocated | 1990-11-06 | 44bca3813bb1… |
| 192.77.55.0 – 192.77.55.255 | 256 | CA |
allocated | 1990-11-06 | 44bca3813bb1… |
| 192.77.56.0 – 192.77.56.255 | 256 | CA |
allocated | 1990-11-06 | 44bca3813bb1… |
| 192.77.57.0 – 192.77.57.255 | 256 | CA |
allocated | 1990-11-06 | 44bca3813bb1… |
| 192.77.58.0 – 192.77.58.255 | 256 | CA |
allocated | 1990-11-06 | 44bca3813bb1… |
| 192.77.59.0 – 192.77.59.255 | 256 | CA |
allocated | 1990-11-06 | 44bca3813bb1… |
| 192.77.60.0 – 192.77.60.255 | 256 | CA |
allocated | 1990-11-06 | 44bca3813bb1… |
| 192.77.61.0 – 192.77.61.255 | 256 | CA |
allocated | 1990-11-06 | 44bca3813bb1… |
| 192.77.62.0 – 192.77.62.255 | 256 | CA |
allocated | 1990-11-06 | 44bca3813bb1… |
| 192.77.63.0 – 192.77.63.255 | 256 | CA |
allocated | 1990-11-06 | 44bca3813bb1… |
| 192.77.64.0 – 192.77.64.255 | 256 | CA |
allocated | 1990-11-06 | 44bca3813bb1… |
| 192.77.65.0 – 192.77.65.255 | 256 | CA |
allocated | 1990-11-06 | 44bca3813bb1… |
| 192.77.66.0 – 192.77.66.255 | 256 | CA |
allocated | 1990-11-06 | 44bca3813bb1… |
| 192.77.67.0 – 192.77.67.255 | 256 | CA |
allocated | 1990-11-06 | 44bca3813bb1… |
| 192.77.68.0 – 192.77.68.255 | 256 | CA |
allocated | 1990-11-06 | 44bca3813bb1… |
| 192.77.69.0 – 192.77.69.255 | 256 | CA |
allocated | 1990-11-06 | 44bca3813bb1… |
| 192.77.70.0 – 192.77.70.255 | 256 | CA |
allocated | 1990-11-06 | 44bca3813bb1… |
| 192.77.71.0 – 192.77.71.255 | 256 | CA |
allocated | 1990-11-06 | 44bca3813bb1… |
| 192.77.72.0 – 192.77.72.255 | 256 | CA |
allocated | 1990-11-06 | 44bca3813bb1… |
| 192.77.73.0 – 192.77.73.255 | 256 | CA |
allocated | 1990-11-06 | 44bca3813bb1… |
| 192.77.74.0 – 192.77.74.255 | 256 | CA |
allocated | 1990-11-06 | 44bca3813bb1… |
| 192.77.75.0 – 192.77.75.255 | 256 | CA |
allocated | 1990-11-06 | 44bca3813bb1… |
| 192.84.171.0 – 192.84.171.255 | 256 | US |
allocated | 1990-11-06 | 1a84f2dc631d… |
| 192.84.172.0 – 192.84.172.255 | 256 | US |
allocated | 1990-11-06 | 919b85656a16… |
| 192.84.174.0 – 192.84.174.255 | 256 | US |
allocated | 1990-11-06 | f9c845199372… |
| 192.26.211.0 – 192.26.211.255 | 256 | CA |
allocated | 1990-11-04 | 88008ff811c2… |
| 144.8.0.0 – 144.8.255.255 | 65,536 | US |
allocated | 1990-10-31 | e220ed812a4c… |
| 144.9.0.0 – 144.9.255.255 | 65,536 | US |
allocated | 1990-10-31 | a770680ef881… |
| 192.84.122.0 – 192.84.122.255 | 256 | US |
allocated | 1990-10-31 | 45fe880b68a8… |
| 192.84.123.0 – 192.84.123.255 | 256 | US |
allocated | 1990-10-31 | 45fe880b68a8… |
| 192.84.124.0 – 192.84.124.255 | 256 | US |
allocated | 1990-10-31 | 45fe880b68a8… |
| 192.84.125.0 – 192.84.125.255 | 256 | US |
allocated | 1990-10-31 | 45fe880b68a8… |
| 192.84.157.0 – 192.84.157.255 | 256 | US |
allocated | 1990-10-31 | 45fe880b68a8… |
| 192.84.158.0 – 192.84.158.255 | 256 | US |
allocated | 1990-10-31 | 45fe880b68a8… |
| 192.84.162.0 – 192.84.162.255 | 256 | US |
allocated | 1990-10-31 | fc014e7023f2… |
| 192.84.163.0 – 192.84.163.255 | 256 | US |
allocated | 1990-10-31 | 29c8757536f4… |