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
1,639,263,232
📦
IPv4 networks
76,743
delegated blocks
🧭
IPv6 networks
11,453
delegated blocks
🔗
Autonomous systems
34,133
ASNs
// browse the objects
Browse the ARIN registry
| Range | Addresses | Country | Status | Allocated | Org handle |
|---|---|---|---|---|---|
| 56.0.0.0 – 56.0.255.255 | 65,536 |  US |
allocated | 1992-11-02 | 7bfe7160b82a… |
| 56.37.0.0 – 56.37.255.255 | 65,536 | US |
allocated | 1992-11-02 | 7bfe7160b82a… |
| 56.42.0.0 – 56.42.255.255 | 65,536 | US |
allocated | 1992-11-02 | 7bfe7160b82a… |
| 56.64.0.0 – 56.64.255.255 | 65,536 | US |
allocated | 1992-11-02 | 7bfe7160b82a… |
| 56.72.0.0 – 56.72.255.255 | 65,536 | US |
allocated | 1992-11-02 | 7bfe7160b82a… |
| 56.75.0.0 – 56.75.255.255 | 65,536 | US |
allocated | 1992-11-02 | 7bfe7160b82a… |
| 56.76.0.0 – 56.77.255.255 | 131,072 | US |
allocated | 1992-11-02 | 7bfe7160b82a… |
| 56.78.0.0 – 56.78.255.255 | 65,536 | US |
allocated | 1992-11-02 | 7bfe7160b82a… |
| 56.83.0.0 – 56.83.255.255 | 65,536 | US |
allocated | 1992-11-02 | 7bfe7160b82a… |
| 56.88.0.0 – 56.88.255.255 | 65,536 | US |
allocated | 1992-11-02 | 7bfe7160b82a… |
| 56.94.0.0 – 56.95.255.255 | 131,072 | US |
allocated | 1992-11-02 | 7bfe7160b82a… |
| 56.105.0.0 – 56.105.255.255 | 65,536 | US |
allocated | 1992-11-02 | 7bfe7160b82a… |
| 56.111.0.0 – 56.111.255.255 | 65,536 | US |
allocated | 1992-11-02 | 7bfe7160b82a… |
| 56.120.0.0 – 56.120.255.255 | 65,536 | US |
allocated | 1992-11-02 | 7bfe7160b82a… |
| 56.135.0.0 – 56.135.255.255 | 65,536 | US |
allocated | 1992-11-02 | 7bfe7160b82a… |
| 56.140.0.0 – 56.143.255.255 | 262,144 | US |
allocated | 1992-11-02 | 7bfe7160b82a… |
| 56.148.0.0 – 56.148.255.255 | 65,536 | US |
allocated | 1992-11-02 | 7bfe7160b82a… |
| 56.158.0.0 – 56.158.255.255 | 65,536 | US |
allocated | 1992-11-02 | 7bfe7160b82a… |
| 56.170.0.0 – 56.170.255.255 | 65,536 | US |
allocated | 1992-11-02 | 7bfe7160b82a… |
| 56.175.0.0 – 56.175.255.255 | 65,536 | US |
allocated | 1992-11-02 | 7bfe7160b82a… |
| 56.179.0.0 – 56.179.255.255 | 65,536 | US |
allocated | 1992-11-02 | 7bfe7160b82a… |
| 56.181.0.0 – 56.181.255.255 | 65,536 | US |
allocated | 1992-11-02 | 7bfe7160b82a… |
| 56.189.0.0 – 56.189.255.255 | 65,536 | US |
allocated | 1992-11-02 | 7bfe7160b82a… |
| 56.192.0.0 – 56.192.255.255 | 65,536 | US |
allocated | 1992-11-02 | 7bfe7160b82a… |
| 56.198.0.0 – 56.198.255.255 | 65,536 | US |
allocated | 1992-11-02 | 7bfe7160b82a… |
| 56.201.0.0 – 56.201.255.255 | 65,536 | US |
allocated | 1992-11-02 | 7bfe7160b82a… |
| 56.203.0.0 – 56.203.255.255 | 65,536 | US |
allocated | 1992-11-02 | 7bfe7160b82a… |
| 56.204.0.0 – 56.207.255.255 | 262,144 | US |
allocated | 1992-11-02 | 7bfe7160b82a… |
| 56.220.0.0 – 56.220.255.255 | 65,536 | US |
allocated | 1992-11-02 | 7bfe7160b82a… |
| 56.222.0.0 – 56.223.255.255 | 131,072 | US |
allocated | 1992-11-02 | 7bfe7160b82a… |
| 56.224.0.0 – 56.224.255.255 | 65,536 | US |
allocated | 1992-11-02 | 7bfe7160b82a… |
| 56.226.0.0 – 56.226.255.255 | 65,536 | US |
allocated | 1992-11-02 | 7bfe7160b82a… |
| 56.235.0.0 – 56.235.255.255 | 65,536 | US |
allocated | 1992-11-02 | 7bfe7160b82a… |
| 56.237.0.0 – 56.237.255.255 | 65,536 | US |
allocated | 1992-11-02 | 7bfe7160b82a… |
| 56.238.0.0 – 56.238.255.255 | 65,536 | US |
allocated | 1992-11-02 | 7bfe7160b82a… |
| 56.251.0.0 – 56.251.255.255 | 65,536 | US |
allocated | 1992-11-02 | 7bfe7160b82a… |
| 56.253.0.0 – 56.253.255.255 | 65,536 | US |
allocated | 1992-11-02 | 7bfe7160b82a… |
| 192.152.99.0 – 192.152.99.255 | 256 | US |
allocated | 1992-11-02 | fec51b61cb5c… |
| 192.245.64.0 – 192.245.64.255 | 256 | US |
allocated | 1992-11-02 | 0a68e97e2b55… |
| 192.245.65.0 – 192.245.65.255 | 256 | US |
allocated | 1992-11-02 | fb855181b02d… |
| 192.245.66.0 – 192.245.67.255 | 512 | US |
allocated | 1992-11-02 | 6af3dbdad10c… |
| 192.245.68.0 – 192.245.69.255 | 512 | US |
allocated | 1992-11-02 | 6af3dbdad10c… |
| 192.245.70.0 – 192.245.70.255 | 256 | US |
allocated | 1992-11-02 | 6af3dbdad10c… |
| 192.245.71.0 – 192.245.71.255 | 256 | US |
allocated | 1992-11-02 | 6af3dbdad10c… |
| 192.245.72.0 – 192.245.72.255 | 256 | US |
allocated | 1992-11-02 | 6af3dbdad10c… |
| 192.245.81.0 – 192.245.81.255 | 256 | US |
allocated | 1992-11-02 | f87875fbd785… |
| 192.245.82.0 – 192.245.83.255 | 512 | US |
allocated | 1992-11-02 | e086877df236… |
| 192.245.84.0 – 192.245.85.255 | 512 | US |
allocated | 1992-11-02 | e086877df236… |
| 192.245.86.0 – 192.245.86.255 | 256 | US |
allocated | 1992-11-02 | 114f9a7e3a7d… |
| 192.245.87.0 – 192.245.87.255 | 256 | US |
allocated | 1992-11-02 | 28e2a4fdc479… |
| 192.245.88.0 – 192.245.88.255 | 256 | US |
allocated | 1992-11-02 | e3ddc5513eb6… |
| 192.245.89.0 – 192.245.89.255 | 256 | US |
allocated | 1992-11-02 | 3263835893eb… |
| 192.245.90.0 – 192.245.90.255 | 256 | US |
allocated | 1992-11-02 | cdbedc20c3b7… |
| 192.245.91.0 – 192.245.91.255 | 256 | US |
allocated | 1992-11-02 | 944848b72808… |
| 192.245.92.0 – 192.245.92.255 | 256 | US |
allocated | 1992-11-02 | cee12515d857… |
| 192.245.95.0 – 192.245.95.255 | 256 | US |
allocated | 1992-11-02 | 813e41f4144a… |
| 192.245.96.0 – 192.245.96.255 | 256 | US |
allocated | 1992-11-02 | 1e016c1d0682… |
| 192.245.98.0 – 192.245.98.255 | 256 | US |
allocated | 1992-11-02 | 45fe880b68a8… |
| 192.245.99.0 – 192.245.99.255 | 256 | US |
allocated | 1992-11-02 | 648640ebf27a… |
| 192.245.100.0 – 192.245.100.255 | 256 | US |
allocated | 1992-11-02 | 247d417cb518… |
| 192.245.101.0 – 192.245.101.255 | 256 | US |
allocated | 1992-11-02 | 433a6d1dc9f5… |
| 192.245.102.0 – 192.245.102.255 | 256 | US |
allocated | 1992-11-02 | ced1941030d8… |
| 192.245.103.0 – 192.245.103.255 | 256 | US |
allocated | 1992-11-02 | cb4d800a575a… |
| 192.245.104.0 – 192.245.104.255 | 256 | US |
allocated | 1992-11-02 | cb4d800a575a… |
| 192.124.146.0 – 192.124.146.255 | 256 | US |
allocated | 1992-10-30 | 78069035fa3b… |
| 192.124.147.0 – 192.124.147.255 | 256 | US |
allocated | 1992-10-30 | 78069035fa3b… |
| 192.245.37.0 – 192.245.37.255 | 256 | US |
allocated | 1992-10-30 | a023ad33bd26… |
| 192.245.38.0 – 192.245.38.255 | 256 | US |
allocated | 1992-10-30 | a023ad33bd26… |
| 192.245.39.0 – 192.245.39.255 | 256 | US |
allocated | 1992-10-30 | a023ad33bd26… |
| 192.245.40.0 – 192.245.40.255 | 256 | US |
allocated | 1992-10-30 | a023ad33bd26… |
| 192.245.41.0 – 192.245.41.255 | 256 | US |
allocated | 1992-10-30 | a023ad33bd26… |
| 192.245.42.0 – 192.245.42.255 | 256 | US |
allocated | 1992-10-30 | d26fb1dc7459… |
| 192.245.43.0 – 192.245.43.255 | 256 | US |
allocated | 1992-10-30 | d26fb1dc7459… |
| 192.245.44.0 – 192.245.44.255 | 256 | US |
allocated | 1992-10-30 | 186488afd602… |
| 192.245.45.0 – 192.245.45.255 | 256 | US |
allocated | 1992-10-30 | 5b443766c374… |
| 192.245.46.0 – 192.245.47.255 | 512 | US |
allocated | 1992-10-30 | 0596821a6910… |
| 192.245.48.0 – 192.245.49.255 | 512 | US |
allocated | 1992-10-30 | 0596821a6910… |
| 192.245.50.0 – 192.245.50.255 | 256 | US |
allocated | 1992-10-30 | cd0128662929… |
| 192.245.52.0 – 192.245.52.255 | 256 | US |
allocated | 1992-10-30 | af243e0efd4c… |
| 192.245.53.0 – 192.245.53.255 | 256 | US |
allocated | 1992-10-30 | 7f9bc761ef85… |
| 192.245.54.0 – 192.245.55.255 | 512 | US |
allocated | 1992-10-30 | 7f9bc761ef85… |
| 192.245.56.0 – 192.245.56.255 | 256 | US |
allocated | 1992-10-30 | 7f9bc761ef85… |
| 192.245.57.0 – 192.245.57.255 | 256 | US |
allocated | 1992-10-30 | 45fe880b68a8… |
| 192.245.61.0 – 192.245.61.255 | 256 | US |
allocated | 1992-10-30 | fc17a549f964… |
| 192.245.62.0 – 192.245.62.255 | 256 | US |
allocated | 1992-10-30 | ea09c11f24a0… |
| 192.245.63.0 – 192.245.63.255 | 256 | US |
allocated | 1992-10-30 | 7a43b8579dc2… |
| 156.138.0.0 – 156.138.255.255 | 65,536 | US |
allocated | 1992-10-29 | 4035033add26… |
| 192.16.236.0 – 192.16.236.255 | 256 |  CA |
allocated | 1992-10-29 | c8bae1572cdf… |
| 192.16.237.0 – 192.16.237.255 | 256 | CA |
allocated | 1992-10-29 | c8bae1572cdf… |
| 192.16.238.0 – 192.16.238.255 | 256 | CA |
allocated | 1992-10-29 | c8bae1572cdf… |
| 192.77.52.0 – 192.77.52.255 | 256 | CA |
allocated | 1992-10-29 | 88008ff811c2… |
| 192.190.22.0 – 192.190.22.255 | 256 | US |
allocated | 1992-10-29 | a2103a67725f… |
| 192.203.226.0 – 192.203.226.255 | 256 | US |
allocated | 1992-10-29 | c7a14a39c6aa… |
| 192.249.0.0 – 192.249.15.255 | 4,096 | US |
allocated | 1992-10-29 | 2a65afd3b488… |
| 199.10.88.0 – 199.10.89.255 | 512 | US |
allocated | 1992-10-29 | 45fe880b68a8… |
| 142.214.64.0 – 142.214.127.255 | 16,384 | CA |
allocated | 1992-10-28 | a7ebb5da9a25… |
| 142.216.0.0 – 142.216.255.255 | 65,536 | CA |
allocated | 1992-10-28 | 5cb734529533… |
| 142.217.0.0 – 142.217.255.255 | 65,536 | CA |
allocated | 1992-10-28 | 7de51f8320f6… |
| 142.219.0.0 – 142.219.255.255 | 65,536 | CA |
allocated | 1992-10-28 | 4d38e4c92531… |
| 142.220.0.0 – 142.220.255.255 | 65,536 | CA |
allocated | 1992-10-28 | b2e84b8340e8… |