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 |
|---|---|---|---|---|---|
| 192.91.212.0 – 192.91.212.255 | 256 |  US |
allocated | 1991-01-18 | 5a55d41b4c45… |
| 192.91.235.0 – 192.91.235.255 | 256 | US |
allocated | 1991-01-18 | 982c96be888c… |
| 142.19.0.0 – 142.19.255.255 | 65,536 |  CA |
allocated | 1991-01-17 | c0b61dd5fd9e… |
| 144.254.0.0 – 144.254.255.255 | 65,536 | US |
allocated | 1991-01-17 | 6f69b4fbc4a7… |
| 146.8.0.0 – 146.8.255.255 | 65,536 | US |
allocated | 1991-01-17 | ff6ac5f645ba… |
| 146.10.0.0 – 146.10.255.255 | 65,536 | US |
allocated | 1991-01-17 | 3c8a041158e0… |
| 146.13.0.0 – 146.13.255.255 | 65,536 | US |
allocated | 1991-01-17 | e220ed812a4c… |
| 192.88.236.0 – 192.88.236.255 | 256 | US |
allocated | 1991-01-17 | d46f86895434… |
| 192.88.237.0 – 192.88.237.255 | 256 | US |
allocated | 1991-01-17 | c4c1735e489e… |
| 192.91.146.0 – 192.91.147.255 | 512 | US |
allocated | 1991-01-17 | 0596821a6910… |
| 192.91.148.0 – 192.91.151.255 | 1,024 | US |
allocated | 1991-01-17 | 0596821a6910… |
| 192.91.152.0 – 192.91.159.255 | 2,048 | US |
allocated | 1991-01-17 | 0596821a6910… |
| 192.91.160.0 – 192.91.175.255 | 4,096 | US |
allocated | 1991-01-17 | 0596821a6910… |
| 192.91.176.0 – 192.91.176.255 | 256 | US |
allocated | 1991-01-17 | 9ded1d3d88cf… |
| 192.91.178.0 – 192.91.178.255 | 256 | US |
allocated | 1991-01-17 | 4e0af6089bda… |
| 192.91.180.0 – 192.91.180.255 | 256 | US |
allocated | 1991-01-17 | 1e5bf5d09d0b… |
| 192.91.181.0 – 192.91.181.255 | 256 | US |
allocated | 1991-01-17 | e220ed812a4c… |
| 192.91.182.0 – 192.91.182.255 | 256 | US |
allocated | 1991-01-17 | 337599b8fa1a… |
| 192.91.183.0 – 192.91.183.255 | 256 | US |
allocated | 1991-01-17 | 2790dd2f3e24… |
| 192.91.184.0 – 192.91.184.255 | 256 | US |
allocated | 1991-01-17 | a2cb2bcb16f1… |
| 192.91.187.0 – 192.91.187.255 | 256 | US |
allocated | 1991-01-17 | 37fe01d6d027… |
| 192.91.188.0 – 192.91.188.255 | 256 | US |
allocated | 1991-01-17 | 37fe01d6d027… |
| 142.14.0.0 – 142.14.255.255 | 65,536 | CA |
allocated | 1991-01-16 | 3227adc64340… |
| 146.6.0.0 – 146.6.255.255 | 65,536 | US |
allocated | 1991-01-16 | ca6a9d04dac1… |
| 146.7.0.0 – 146.7.255.255 | 65,536 | US |
allocated | 1991-01-16 | b5a23ec7d0c8… |
| 192.75.63.0 – 192.75.63.255 | 256 | CA |
allocated | 1991-01-16 | b9f96a72b651… |
| 192.75.68.0 – 192.75.68.255 | 256 | CA |
allocated | 1991-01-16 | c8bae1572cdf… |
| 192.75.69.0 – 192.75.69.255 | 256 | CA |
allocated | 1991-01-16 | 4864194e8ebe… |
| 192.91.145.0 – 192.91.145.255 | 256 | US |
allocated | 1991-01-16 | 264ff66d4115… |
| 142.12.0.0 – 142.12.255.255 | 65,536 | CA |
allocated | 1991-01-15 | f5646dae49c4… |
| 142.13.0.0 – 142.13.255.255 | 65,536 | CA |
allocated | 1991-01-15 | 13f71bcde615… |
| 144.210.0.0 – 144.210.255.255 | 65,536 | US |
allocated | 1991-01-15 | 3709e7353463… |
| 144.211.0.0 – 144.211.255.255 | 65,536 | US |
allocated | 1991-01-15 | a519dedf95e9… |
| 144.212.0.0 – 144.212.255.255 | 65,536 | US |
allocated | 1991-01-15 | efaa08f190b1… |
| 144.215.0.0 – 144.215.255.255 | 65,536 | US |
allocated | 1991-01-15 | 0418d3fd070a… |
| 146.5.0.0 – 146.5.255.255 | 65,536 | US |
allocated | 1991-01-15 | 6cfc57aafbb6… |
| 192.75.65.0 – 192.75.65.255 | 256 | CA |
allocated | 1991-01-15 | c8bae1572cdf… |
| 192.75.66.0 – 192.75.66.255 | 256 | US |
allocated | 1991-01-15 | 1353da1ff3b2… |
| 192.75.67.0 – 192.75.67.255 | 256 | CA |
allocated | 1991-01-15 | f5646dae49c4… |
| 192.75.70.0 – 192.75.70.255 | 256 | CA |
allocated | 1991-01-15 | 4864194e8ebe… |
| 192.75.71.0 – 192.75.71.255 | 256 | CA |
allocated | 1991-01-15 | a7ebb5da9a25… |
| 192.88.199.0 – 192.88.199.255 | 256 | US |
allocated | 1991-01-15 | 71167fb7455b… |
| 192.88.200.0 – 192.88.200.255 | 256 | US |
allocated | 1991-01-15 | d38ac247b9a8… |
| 192.88.203.0 – 192.88.203.255 | 256 | US |
allocated | 1991-01-15 | ce3cd49c780f… |
| 192.88.205.0 – 192.88.205.255 | 256 | US |
allocated | 1991-01-15 | 03e80f338ae6… |
| 192.88.206.0 – 192.88.206.255 | 256 | US |
allocated | 1991-01-15 | 4d201f6d439d… |
| 192.88.245.0 – 192.88.245.255 | 256 | US |
allocated | 1991-01-15 | 5b48cb28f432… |
| 192.88.246.0 – 192.88.247.255 | 512 | US |
allocated | 1991-01-15 | 5b48cb28f432… |
| 192.91.142.0 – 192.91.142.255 | 256 | US |
allocated | 1991-01-15 | 19496914d4ea… |
| 192.91.143.0 – 192.91.143.255 | 256 | US |
allocated | 1991-01-15 | 61aea54dae97… |
| 144.250.0.0 – 144.250.255.255 | 65,536 | US |
allocated | 1991-01-14 | 992dba10f183… |
| 144.251.0.0 – 144.251.255.255 | 65,536 | US |
allocated | 1991-01-14 | 45fe880b68a8… |
| 144.252.0.0 – 144.252.255.255 | 65,536 | US |
allocated | 1991-01-14 | 45fe880b68a8… |
| 192.91.138.0 – 192.91.138.255 | 256 | US |
allocated | 1991-01-14 | 45fe880b68a8… |
| 192.91.137.0 – 192.91.137.255 | 256 | US |
allocated | 1991-01-12 | 45fe880b68a8… |
| 132.209.0.0 – 132.209.255.255 | 65,536 | CA |
allocated | 1991-01-11 | 70da8e9cd32a… |
| 144.216.0.0 – 144.216.255.255 | 65,536 | US |
allocated | 1991-01-11 | 08db3fcc7f4f… |
| 144.219.0.0 – 144.219.255.255 | 65,536 | US |
allocated | 1991-01-11 | 0596821a6910… |
| 144.221.0.0 – 144.221.255.255 | 65,536 | US |
allocated | 1991-01-11 | 0596821a6910… |
| 144.222.0.0 – 144.222.255.255 | 65,536 | US |
allocated | 1991-01-11 | 0596821a6910… |
| 144.223.0.0 – 144.223.255.255 | 65,536 | US |
allocated | 1991-01-11 | 37fe01d6d027… |
| 144.224.0.0 – 144.224.255.255 | 65,536 | US |
allocated | 1991-01-11 | 37fe01d6d027… |
| 144.226.0.0 – 144.226.255.255 | 65,536 | US |
allocated | 1991-01-11 | 37fe01d6d027… |
| 144.228.0.0 – 144.228.255.255 | 65,536 | US |
allocated | 1991-01-11 | 37fe01d6d027… |
| 144.229.0.0 – 144.229.255.255 | 65,536 | US |
allocated | 1991-01-11 | 37fe01d6d027… |
| 144.230.0.0 – 144.230.255.255 | 65,536 | US |
allocated | 1991-01-11 | 37fe01d6d027… |
| 144.231.0.0 – 144.231.255.255 | 65,536 | US |
allocated | 1991-01-11 | c4fef8e680d3… |
| 144.232.0.0 – 144.232.255.255 | 65,536 | US |
allocated | 1991-01-11 | 37fe01d6d027… |
| 192.88.207.0 – 192.88.207.255 | 256 | US |
allocated | 1991-01-11 | 86ad289f4beb… |
| 192.88.208.0 – 192.88.208.255 | 256 | US |
allocated | 1991-01-11 | f7913bd6d3ff… |
| 192.88.209.0 – 192.88.209.255 | 256 | US |
allocated | 1991-01-11 | d92f3bf935e8… |
| 192.88.210.0 – 192.88.210.255 | 256 | US |
allocated | 1991-01-11 | d92f3bf935e8… |
| 192.88.211.0 – 192.88.211.255 | 256 | US |
allocated | 1991-01-11 | 78fc833c0b8b… |
| 192.88.212.0 – 192.88.212.255 | 256 | US |
allocated | 1991-01-11 | 78fc833c0b8b… |
| 192.88.213.0 – 192.88.213.255 | 256 | US |
allocated | 1991-01-11 | 78fc833c0b8b… |
| 192.88.214.0 – 192.88.214.255 | 256 | US |
allocated | 1991-01-11 | 78fc833c0b8b… |
| 192.88.215.0 – 192.88.215.255 | 256 | US |
allocated | 1991-01-11 | 78fc833c0b8b… |
| 192.88.216.0 – 192.88.216.255 | 256 | US |
allocated | 1991-01-11 | 78fc833c0b8b… |
| 192.88.217.0 – 192.88.217.255 | 256 | US |
allocated | 1991-01-11 | 78fc833c0b8b… |
| 192.88.218.0 – 192.88.218.255 | 256 | US |
allocated | 1991-01-11 | 78fc833c0b8b… |
| 192.88.219.0 – 192.88.219.255 | 256 | US |
allocated | 1991-01-11 | 78fc833c0b8b… |
| 192.88.220.0 – 192.88.220.255 | 256 | US |
allocated | 1991-01-11 | 78fc833c0b8b… |
| 192.88.221.0 – 192.88.221.255 | 256 | US |
allocated | 1991-01-11 | 78fc833c0b8b… |
| 192.88.222.0 – 192.88.222.255 | 256 | US |
allocated | 1991-01-11 | 78fc833c0b8b… |
| 192.88.223.0 – 192.88.223.255 | 256 | US |
allocated | 1991-01-11 | 78fc833c0b8b… |
| 192.88.224.0 – 192.88.224.255 | 256 | US |
allocated | 1991-01-11 | 78fc833c0b8b… |
| 192.88.225.0 – 192.88.225.255 | 256 | US |
allocated | 1991-01-11 | 78fc833c0b8b… |
| 192.88.226.0 – 192.88.226.255 | 256 | US |
allocated | 1991-01-11 | 78fc833c0b8b… |
| 192.88.227.0 – 192.88.227.255 | 256 | US |
allocated | 1991-01-11 | 78fc833c0b8b… |
| 192.88.228.0 – 192.88.228.255 | 256 | US |
allocated | 1991-01-11 | 78fc833c0b8b… |
| 192.88.229.0 – 192.88.229.255 | 256 | US |
allocated | 1991-01-11 | 78fc833c0b8b… |
| 192.88.230.0 – 192.88.230.255 | 256 | US |
allocated | 1991-01-11 | 78fc833c0b8b… |
| 192.88.231.0 – 192.88.231.255 | 256 | US |
allocated | 1991-01-11 | 9ed7bb68f73a… |
| 192.88.232.0 – 192.88.232.255 | 256 | US |
allocated | 1991-01-11 | 78fc833c0b8b… |
| 192.88.233.0 – 192.88.233.255 | 256 | US |
allocated | 1991-01-11 | 78fc833c0b8b… |
| 192.88.234.0 – 192.88.234.255 | 256 | US |
allocated | 1991-01-11 | 78fc833c0b8b… |
| 192.88.235.0 – 192.88.235.255 | 256 | US |
allocated | 1991-01-11 | 78fc833c0b8b… |
| 192.88.240.0 – 192.88.240.255 | 256 | US |
allocated | 1991-01-11 | aa58cc570f07… |
| 192.88.241.0 – 192.88.241.255 | 256 | US |
allocated | 1991-01-11 | 9633fca1b783… |
| 192.88.242.0 – 192.88.242.255 | 256 | US |
allocated | 1991-01-11 | 1a94ca9ac14c… |