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
1,645,629,184
📦
IPv4 networks
76,691
delegated blocks
🧭
IPv6 networks
11,348
delegated blocks
🔗
Autonomous systems
34,039
ASNs
// browse the objects
Browse the ARIN registry
| Range | Addresses | Country | Status | Allocated | Org handle |
|---|---|---|---|---|---|
| 192.153.231.0 – 192.153.231.255 | 256 |  US |
allocated | 1992-04-14 | acfc4932ac54… |
| 192.153.232.0 – 192.153.232.255 | 256 | US |
allocated | 1992-04-14 | acfc4932ac54… |
| 192.153.233.0 – 192.153.233.255 | 256 | US |
allocated | 1992-04-14 | acfc4932ac54… |
| 192.153.234.0 – 192.153.234.255 | 256 | US |
allocated | 1992-04-14 | acfc4932ac54… |
| 192.153.235.0 – 192.153.235.255 | 256 | US |
allocated | 1992-04-14 | acfc4932ac54… |
| 192.153.236.0 – 192.153.236.255 | 256 | US |
allocated | 1992-04-14 | acfc4932ac54… |
| 192.153.237.0 – 192.153.237.255 | 256 | US |
allocated | 1992-04-14 | acfc4932ac54… |
| 192.153.238.0 – 192.153.238.255 | 256 | US |
allocated | 1992-04-14 | acfc4932ac54… |
| 192.153.239.0 – 192.153.239.255 | 256 | US |
allocated | 1992-04-14 | acfc4932ac54… |
| 192.153.240.0 – 192.153.240.255 | 256 | US |
allocated | 1992-04-14 | acfc4932ac54… |
| 192.153.242.0 – 192.153.242.255 | 256 | US |
allocated | 1992-04-14 | acfc4932ac54… |
| 192.153.243.0 – 192.153.243.255 | 256 | US |
allocated | 1992-04-14 | acfc4932ac54… |
| 192.153.244.0 – 192.153.244.255 | 256 | US |
allocated | 1992-04-14 | 45fe880b68a8… |
| 192.153.245.0 – 192.153.245.255 | 256 | US |
allocated | 1992-04-14 | 45fe880b68a8… |
| 192.153.246.0 – 192.153.246.255 | 256 | US |
allocated | 1992-04-14 | 45fe880b68a8… |
| 192.153.247.0 – 192.153.247.255 | 256 | US |
allocated | 1992-04-14 | 1b2a06e2b1f1… |
| 192.156.81.0 – 192.156.81.255 | 256 | US |
allocated | 1992-04-14 | 45fe880b68a8… |
| 192.156.82.0 – 192.156.82.255 | 256 | US |
allocated | 1992-04-14 | 45fe880b68a8… |
| 192.156.83.0 – 192.156.83.255 | 256 | US |
allocated | 1992-04-14 | 45fe880b68a8… |
| 192.156.84.0 – 192.156.84.255 | 256 | US |
allocated | 1992-04-14 | 45fe880b68a8… |
| 192.156.85.0 – 192.156.85.255 | 256 | US |
allocated | 1992-04-14 | 45fe880b68a8… |
| 192.156.87.0 – 192.156.87.255 | 256 | US |
allocated | 1992-04-14 | 45fe880b68a8… |
| 192.156.88.0 – 192.156.88.255 | 256 | US |
allocated | 1992-04-14 | 45fe880b68a8… |
| 192.156.89.0 – 192.156.89.255 | 256 | US |
allocated | 1992-04-14 | 45fe880b68a8… |
| 192.156.90.0 – 192.156.90.255 | 256 | US |
allocated | 1992-04-14 | 45fe880b68a8… |
| 192.156.91.0 – 192.156.91.255 | 256 | US |
allocated | 1992-04-14 | 45fe880b68a8… |
| 192.156.92.0 – 192.156.92.255 | 256 | US |
allocated | 1992-04-14 | 45fe880b68a8… |
| 192.156.93.0 – 192.156.93.255 | 256 | US |
allocated | 1992-04-14 | 45fe880b68a8… |
| 192.156.94.0 – 192.156.94.255 | 256 | US |
allocated | 1992-04-14 | 45fe880b68a8… |
| 192.156.95.0 – 192.156.95.255 | 256 | US |
allocated | 1992-04-14 | 45fe880b68a8… |
| 192.156.96.0 – 192.156.96.255 | 256 | US |
allocated | 1992-04-14 | 45fe880b68a8… |
| 158.4.0.0 – 158.4.255.255 | 65,536 | US |
allocated | 1992-04-13 | 45fe880b68a8… |
| 192.153.199.0 – 192.153.199.255 | 256 | US |
allocated | 1992-04-13 | 8c62be78829b… |
| 192.153.212.0 – 192.153.212.255 | 256 | US |
allocated | 1992-04-13 | 8937ff616f41… |
| 192.153.214.0 – 192.153.214.255 | 256 | US |
allocated | 1992-04-13 | e7888e2d0c76… |
| 192.153.215.0 – 192.153.215.255 | 256 | US |
allocated | 1992-04-13 | cf389c8b9a97… |
| 192.153.216.0 – 192.153.216.255 | 256 | US |
allocated | 1992-04-13 | 56a3e7394384… |
| 192.153.217.0 – 192.153.217.255 | 256 |  CA |
allocated | 1992-04-13 | d018be88a6ba… |
| 192.153.218.0 – 192.153.218.255 | 256 | US |
allocated | 1992-04-13 | 170e02e86972… |
| 192.153.219.0 – 192.153.219.255 | 256 | US |
allocated | 1992-04-13 | 3a6bb46eacb1… |
| 192.153.220.0 – 192.153.220.255 | 256 | CA |
allocated | 1992-04-13 | e3d20278fc43… |
| 192.154.37.0 – 192.154.37.255 | 256 | US |
allocated | 1992-04-13 | 720726c0e8f2… |
| 192.154.45.0 – 192.154.45.255 | 256 | US |
allocated | 1992-04-13 | ce8073a97697… |
| 192.154.48.0 – 192.154.48.255 | 256 | US |
allocated | 1992-04-13 | 3926e0967b7c… |
| 192.154.50.0 – 192.154.50.255 | 256 | US |
allocated | 1992-04-13 | 596e6ab65b22… |
| 192.154.53.0 – 192.154.53.255 | 256 | US |
allocated | 1992-04-13 | 3926e0967b7c… |
| 192.154.55.0 – 192.154.55.255 | 256 | US |
allocated | 1992-04-13 | 3926e0967b7c… |
| 192.154.57.0 – 192.154.57.255 | 256 | US |
allocated | 1992-04-13 | fdb9d85f9513… |
| 192.154.66.0 – 192.154.66.255 | 256 | US |
allocated | 1992-04-13 | 3926e0967b7c… |
| 192.154.76.0 – 192.154.77.255 | 512 | US |
allocated | 1992-04-13 | 3926e0967b7c… |
| 192.138.214.0 – 192.138.214.255 | 256 | US |
allocated | 1992-04-10 | a0cd1857b3ca… |
| 159.115.0.0 – 159.115.255.255 | 65,536 | US |
allocated | 1992-04-09 | b29aeab35e4d… |
| 159.116.0.0 – 159.116.255.255 | 65,536 | US |
allocated | 1992-04-09 | 0e13b9aa7b3b… |
| 159.118.0.0 – 159.118.255.255 | 65,536 | US |
allocated | 1992-04-09 | af18a1eb1972… |
| 192.152.71.0 – 192.152.71.255 | 256 | US |
allocated | 1992-04-09 | b032015f27d9… |
| 192.152.72.0 – 192.152.72.255 | 256 | US |
allocated | 1992-04-09 | b032015f27d9… |
| 192.152.73.0 – 192.152.73.255 | 256 | US |
allocated | 1992-04-09 | b032015f27d9… |
| 192.152.74.0 – 192.152.74.255 | 256 | US |
allocated | 1992-04-09 | b032015f27d9… |
| 192.152.75.0 – 192.152.75.255 | 256 | US |
allocated | 1992-04-09 | b032015f27d9… |
| 192.152.76.0 – 192.152.76.255 | 256 | US |
allocated | 1992-04-09 | b032015f27d9… |
| 192.152.77.0 – 192.152.77.255 | 256 | US |
allocated | 1992-04-09 | b032015f27d9… |
| 192.152.78.0 – 192.152.78.255 | 256 | US |
allocated | 1992-04-09 | 063dfb7fc52b… |
| 192.152.80.0 – 192.152.80.255 | 256 | US |
allocated | 1992-04-09 | a98a90beb177… |
| 192.152.81.0 – 192.152.81.255 | 256 | US |
allocated | 1992-04-09 | 74d67bf35307… |
| 192.152.83.0 – 192.152.83.255 | 256 | US |
allocated | 1992-04-09 | 6e455ec2f46f… |
| 192.152.84.0 – 192.152.84.255 | 256 | US |
allocated | 1992-04-09 | 6e455ec2f46f… |
| 192.152.85.0 – 192.152.85.255 | 256 | US |
allocated | 1992-04-09 | 6e455ec2f46f… |
| 192.152.88.0 – 192.152.88.255 | 256 | US |
allocated | 1992-04-09 | 53a1d2c48637… |
| 192.152.89.0 – 192.152.89.255 | 256 | US |
allocated | 1992-04-09 | af9b52ed1861… |
| 192.153.198.0 – 192.153.198.255 | 256 | US |
allocated | 1992-04-09 | 8079e3c8253c… |
| 192.154.8.0 – 192.154.8.255 | 256 | US |
allocated | 1992-04-09 | 423ee58b08a0… |
| 192.154.9.0 – 192.154.9.255 | 256 | US |
allocated | 1992-04-09 | 423ee58b08a0… |
| 192.154.10.0 – 192.154.10.255 | 256 | US |
allocated | 1992-04-09 | 423ee58b08a0… |
| 192.154.11.0 – 192.154.11.255 | 256 | US |
allocated | 1992-04-09 | 423ee58b08a0… |
| 192.154.12.0 – 192.154.12.255 | 256 | US |
allocated | 1992-04-09 | 423ee58b08a0… |
| 192.155.9.0 – 192.155.9.255 | 256 | US |
allocated | 1992-04-09 | ed1b717b22c4… |
| 192.155.10.0 – 192.155.11.255 | 512 | US |
allocated | 1992-04-09 | ed1b717b22c4… |
| 192.155.12.0 – 192.155.15.255 | 1,024 | US |
allocated | 1992-04-09 | ed1b717b22c4… |
| 192.155.16.0 – 192.155.31.255 | 4,096 | US |
allocated | 1992-04-09 | ed1b717b22c4… |
| 192.155.32.0 – 192.155.63.255 | 8,192 | US |
allocated | 1992-04-09 | ed1b717b22c4… |
| 192.155.64.0 – 192.155.67.255 | 1,024 | US |
allocated | 1992-04-09 | ed1b717b22c4… |
| 192.155.68.0 – 192.155.68.255 | 256 | US |
allocated | 1992-04-09 | ed1b717b22c4… |
| 128.224.0.0 – 128.224.255.255 | 65,536 | US |
allocated | 1992-04-08 | 96382cf7c4ae… |
| 155.36.0.0 – 155.36.255.255 | 65,536 | US |
allocated | 1992-04-08 | 7b2eae251e72… |
| 158.235.0.0 – 158.235.255.255 | 65,536 | US |
allocated | 1992-04-08 | 45fe880b68a8… |
| 158.236.0.0 – 158.236.255.255 | 65,536 | US |
allocated | 1992-04-08 | 45fe880b68a8… |
| 158.237.0.0 – 158.237.255.255 | 65,536 | US |
allocated | 1992-04-08 | 45fe880b68a8… |
| 158.238.0.0 – 158.238.255.255 | 65,536 | US |
allocated | 1992-04-08 | 45fe880b68a8… |
| 158.239.0.0 – 158.239.255.255 | 65,536 | US |
allocated | 1992-04-08 | 45fe880b68a8… |
| 158.240.0.0 – 158.240.255.255 | 65,536 | US |
allocated | 1992-04-08 | 45fe880b68a8… |
| 158.241.0.0 – 158.241.255.255 | 65,536 | US |
allocated | 1992-04-08 | 45fe880b68a8… |
| 158.242.0.0 – 158.242.255.255 | 65,536 | US |
allocated | 1992-04-08 | 45fe880b68a8… |
| 158.243.0.0 – 158.243.255.255 | 65,536 | US |
allocated | 1992-04-08 | 45fe880b68a8… |
| 158.244.0.0 – 158.244.255.255 | 65,536 | US |
allocated | 1992-04-08 | 45fe880b68a8… |
| 158.245.0.0 – 158.245.255.255 | 65,536 | US |
allocated | 1992-04-08 | 45fe880b68a8… |
| 158.246.0.0 – 158.246.255.255 | 65,536 | US |
allocated | 1992-04-08 | 45fe880b68a8… |
| 192.124.124.0 – 192.124.124.255 | 256 | US |
allocated | 1992-04-08 | 1e95e9da4a25… |
| 192.138.213.0 – 192.138.213.255 | 256 | US |
allocated | 1992-04-08 | a0cd1857b3ca… |
| 192.152.59.0 – 192.152.59.255 | 256 | US |
allocated | 1992-04-08 | 186a974849ab… |
| 192.152.60.0 – 192.152.60.255 | 256 | US |
allocated | 1992-04-08 | cf85496659ad… |