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
1.64B
1,644,513,536
📦
IPv4 networks
77,313
delegated blocks
🧭
IPv6 networks
11,586
delegated blocks
🔗
Autonomous systems
34,304
ASNs
// browse the objects
Browse the ARIN registry
| Range | Addresses | Country | Status | Allocated | Org handle |
|---|---|---|---|---|---|
| 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… |
| 192.84.164.0 – 192.84.164.255 | 256 | US |
allocated | 1990-10-31 | 3544fd451cf0… |
| 192.84.165.0 – 192.84.165.255 | 256 | US |
allocated | 1990-10-31 | 9ac4a6644232… |
| 192.84.167.0 – 192.84.167.255 | 256 | US |
allocated | 1990-10-31 | 2a00c666b302… |
| 192.84.168.0 – 192.84.168.255 | 256 | US |
allocated | 1990-10-31 | 6dadde0ef066… |
| 192.84.169.0 – 192.84.169.255 | 256 | US |
allocated | 1990-10-31 | bfb1d19ba4b7… |
| 192.84.170.0 – 192.84.170.255 | 256 | US |
allocated | 1990-10-31 | 658f7973c32e… |
| 144.3.0.0 – 144.3.255.255 | 65,536 | US |
allocated | 1990-10-30 | 45fe880b68a8… |
| 144.5.0.0 – 144.5.255.255 | 65,536 | US |
allocated | 1990-10-30 | 2627037a004b… |
| 192.84.112.0 – 192.84.112.255 | 256 | US |
allocated | 1990-10-30 | 9a1a23fbca4f… |
| 192.84.113.0 – 192.84.113.255 | 256 | US |
allocated | 1990-10-30 | f3c851a0425c… |
| 192.84.114.0 – 192.84.114.255 | 256 | US |
allocated | 1990-10-30 | 4d9e805f5444… |
| 192.84.115.0 – 192.84.115.255 | 256 | US |
allocated | 1990-10-30 | 5a4c4e4d4f8c… |
| 192.84.116.0 – 192.84.116.255 | 256 | US |
allocated | 1990-10-30 | 0fd590c261fd… |
| 192.84.117.0 – 192.84.117.255 | 256 | US |
allocated | 1990-10-30 | e1d639216621… |
| 192.84.118.0 – 192.84.118.255 | 256 | US |
allocated | 1990-10-30 | 40fe1126f4d8… |
| 192.84.119.0 – 192.84.119.255 | 256 | US |
allocated | 1990-10-30 | 326831fb9b20… |
| 143.232.0.0 – 143.232.255.255 | 65,536 | US |
allocated | 1990-10-26 | 2d90cbf4f78e… |
| 143.244.64.0 – 143.244.79.255 | 4,096 | US |
allocated | 1990-10-26 | d0db686670c8… |
| 143.246.0.0 – 143.246.31.255 | 8,192 | US |
allocated | 1990-10-26 | 3a588f39356a… |
| 143.247.0.0 – 143.247.255.255 | 65,536 | US |
allocated | 1990-10-26 | e5fd0db3cd7d… |
| 143.249.0.0 – 143.249.255.255 | 65,536 | US |
allocated | 1990-10-26 | 45fe880b68a8… |
| 143.250.0.0 – 143.250.255.255 | 65,536 | US |
allocated | 1990-10-26 | 45fe880b68a8… |
| 143.251.0.0 – 143.251.255.255 | 65,536 | US |
allocated | 1990-10-26 | e220ed812a4c… |
| 143.254.0.0 – 143.254.255.255 | 65,536 | US |
allocated | 1990-10-26 | fe2e0cbd8164… |
| 192.77.26.0 – 192.77.26.255 | 256 | US |
allocated | 1990-10-26 | 2d90cbf4f78e… |
| 192.77.27.0 – 192.77.27.255 | 256 | US |
allocated | 1990-10-26 | 2d90cbf4f78e… |
| 192.77.28.0 – 192.77.28.255 | 256 | US |
allocated | 1990-10-26 | 2d90cbf4f78e… |
| 192.77.29.0 – 192.77.29.255 | 256 | US |
allocated | 1990-10-26 | 2d90cbf4f78e… |
| 192.77.30.0 – 192.77.30.255 | 256 | US |
allocated | 1990-10-26 | 2d90cbf4f78e… |
| 192.77.31.0 – 192.77.31.255 | 256 | US |
allocated | 1990-10-26 | 2d90cbf4f78e… |
| 192.77.32.0 – 192.77.32.255 | 256 | US |
allocated | 1990-10-26 | 2d90cbf4f78e… |
| 192.77.33.0 – 192.77.33.255 | 256 | US |
allocated | 1990-10-26 | 2d90cbf4f78e… |
| 192.77.34.0 – 192.77.34.255 | 256 | US |
allocated | 1990-10-26 | 2d90cbf4f78e… |
| 192.77.35.0 – 192.77.35.255 | 256 | US |
allocated | 1990-10-26 | 2d90cbf4f78e… |
| 192.77.36.0 – 192.77.36.255 | 256 | US |
allocated | 1990-10-26 | 2d90cbf4f78e… |
| 192.77.37.0 – 192.77.37.255 | 256 | US |
allocated | 1990-10-26 | 2d90cbf4f78e… |