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
1,645,624,576
📦
IPv4 networks
76,679
delegated blocks
🧭
IPv6 networks
11,332
delegated blocks
🔗
Autonomous systems
34,019
ASNs
// browse the objects
Browse the ARIN registry
| Range | Addresses | Country | Status | Allocated | Org handle |
|---|---|---|---|---|---|
| 134.242.32.0 – 134.242.47.255 | 4,096 |  US |
allocated | 1989-08-15 | 76b23aeba674… |
| 134.242.48.0 – 134.242.51.255 | 1,024 | US |
allocated | 1989-08-15 | 76b23aeba674… |
| 134.242.52.0 – 134.242.55.255 | 1,024 | US |
allocated | 1989-08-15 | 30b5ca67d880… |
| 134.242.56.0 – 134.242.63.255 | 2,048 | US |
allocated | 1989-08-15 | 76b23aeba674… |
| 134.242.64.0 – 134.242.95.255 | 8,192 | US |
allocated | 1989-08-15 | 30b5ca67d880… |
| 134.242.96.0 – 134.242.103.255 | 2,048 | US |
allocated | 1989-08-15 | 76b23aeba674… |
| 134.242.104.0 – 134.242.111.255 | 2,048 | US |
allocated | 1989-08-15 | 30b5ca67d880… |
| 134.242.112.0 – 134.242.119.255 | 2,048 | US |
allocated | 1989-08-15 | 30b5ca67d880… |
| 134.242.120.0 – 134.242.123.255 | 1,024 | US |
allocated | 1989-08-15 | 76b23aeba674… |
| 134.242.124.0 – 134.242.125.255 | 512 | US |
allocated | 1989-08-15 | 76b23aeba674… |
| 134.242.126.0 – 134.242.126.255 | 256 | US |
allocated | 1989-08-15 | 30b5ca67d880… |
| 134.242.127.0 – 134.242.127.255 | 256 | US |
allocated | 1989-08-15 | 76b23aeba674… |
| 134.242.128.0 – 134.242.143.255 | 4,096 | US |
allocated | 1989-08-15 | 30b5ca67d880… |
| 134.242.144.0 – 134.242.159.255 | 4,096 | US |
allocated | 1989-08-15 | 76b23aeba674… |
| 134.242.160.0 – 134.242.191.255 | 8,192 | US |
allocated | 1989-08-15 | 30b5ca67d880… |
| 134.242.192.0 – 134.242.192.255 | 256 | US |
allocated | 1989-08-15 | 30b5ca67d880… |
| 134.242.193.0 – 134.242.193.255 | 256 | US |
allocated | 1989-08-15 | 76b23aeba674… |
| 134.242.194.0 – 134.242.194.255 | 256 | US |
allocated | 1989-08-15 | 30b5ca67d880… |
| 134.242.195.0 – 134.242.195.255 | 256 | US |
allocated | 1989-08-15 | 76b23aeba674… |
| 134.242.196.0 – 134.242.199.255 | 1,024 | US |
allocated | 1989-08-15 | 76b23aeba674… |
| 134.242.200.0 – 134.242.207.255 | 2,048 | US |
allocated | 1989-08-15 | 76b23aeba674… |
| 134.242.208.0 – 134.242.223.255 | 4,096 | US |
allocated | 1989-08-15 | 76b23aeba674… |
| 134.243.0.0 – 134.243.255.255 | 65,536 | US |
allocated | 1989-08-15 | 29c3fba2ac82… |
| 134.244.0.0 – 134.244.255.255 | 65,536 | US |
allocated | 1989-08-15 | e26447750f54… |
| 192.55.194.0 – 192.55.194.255 | 256 |  CA |
allocated | 1989-08-15 | ab0b04510ace… |
| 134.241.0.0 – 134.241.255.255 | 65,536 | US |
allocated | 1989-08-10 | 5d2d064a92b4… |
| 132.203.0.0 – 132.203.255.255 | 65,536 | CA |
allocated | 1989-08-08 | d23f49874d50… |
| 134.240.0.0 – 134.240.255.255 | 65,536 | US |
allocated | 1989-08-08 | 45fe880b68a8… |
| 192.55.137.0 – 192.55.137.255 | 256 | US |
allocated | 1989-08-08 | 1211d341587d… |
| 192.55.138.0 – 192.55.139.255 | 512 | US |
allocated | 1989-08-08 | 1211d341587d… |
| 192.55.140.0 – 192.55.143.255 | 1,024 | US |
allocated | 1989-08-08 | 1211d341587d… |
| 192.55.144.0 – 192.55.159.255 | 4,096 | US |
allocated | 1989-08-08 | 1211d341587d… |
| 192.55.160.0 – 192.55.175.255 | 4,096 | US |
allocated | 1989-08-08 | 1211d341587d… |
| 192.55.176.0 – 192.55.183.255 | 2,048 | US |
allocated | 1989-08-08 | 1211d341587d… |
| 192.55.184.0 – 192.55.185.255 | 512 | US |
allocated | 1989-08-08 | 1211d341587d… |
| 192.55.186.0 – 192.55.186.255 | 256 | US |
allocated | 1989-08-08 | 1211d341587d… |
| 192.55.187.0 – 192.55.187.255 | 256 | US |
allocated | 1989-08-08 | 877704ac9cf9… |
| 192.55.189.0 – 192.55.189.255 | 256 | US |
allocated | 1989-08-08 | cab4a4041c8b… |
| 134.232.0.0 – 134.232.255.255 | 65,536 | US |
allocated | 1989-08-07 | 45fe880b68a8… |
| 134.233.0.0 – 134.233.255.255 | 65,536 | US |
allocated | 1989-08-07 | 45fe880b68a8… |
| 134.234.0.0 – 134.234.255.255 | 65,536 | US |
allocated | 1989-08-07 | 45fe880b68a8… |
| 134.235.0.0 – 134.235.255.255 | 65,536 | US |
allocated | 1989-08-07 | 45fe880b68a8… |
| 192.55.134.0 – 192.55.134.255 | 256 | US |
allocated | 1989-08-07 | 45fe880b68a8… |
| 192.55.135.0 – 192.55.135.255 | 256 | US |
allocated | 1989-08-07 | 41374fdf8243… |
| 134.229.0.0 – 134.229.255.255 | 65,536 | US |
allocated | 1989-08-04 | 45fe880b68a8… |
| 134.230.0.0 – 134.230.255.255 | 65,536 | US |
allocated | 1989-08-04 | 45fe880b68a8… |
| 134.231.0.0 – 134.231.15.255 | 4,096 | US |
allocated | 1989-08-04 | 080e1d5f3549… |
| 192.55.133.0 – 192.55.133.255 | 256 | US |
allocated | 1989-08-04 | 45fe880b68a8… |
| 192.55.131.0 – 192.55.131.255 | 256 | US |
allocated | 1989-08-03 | fb25dd8090ab… |
| 192.55.125.0 – 192.55.125.255 | 256 | US |
allocated | 1989-08-02 | 53a8eea90c31… |
| 192.55.126.0 – 192.55.126.255 | 256 | US |
allocated | 1989-08-02 | 53a8eea90c31… |
| 192.55.127.0 – 192.55.127.255 | 256 | US |
allocated | 1989-08-02 | b9218610ffda… |
| 192.55.122.0 – 192.55.123.255 | 512 | US |
allocated | 1989-08-01 | 0a620c98f732… |
| 192.55.124.0 – 192.55.124.255 | 256 | US |
allocated | 1989-08-01 | 0a620c98f732… |
| 134.223.0.0 – 134.223.255.255 | 65,536 | US |
allocated | 1989-07-31 | a173e43ca8ce… |
| 137.236.0.0 – 137.236.255.255 | 65,536 | CA |
allocated | 1989-07-31 | a2eba22c6c42… |
| 192.55.121.0 – 192.55.121.255 | 256 | US |
allocated | 1989-07-31 | 4878e3113124… |
| 192.55.116.0 – 192.55.116.255 | 256 | US |
allocated | 1989-07-28 | 45fe880b68a8… |
| 192.55.117.0 – 192.55.117.255 | 256 | US |
allocated | 1989-07-28 | 45fe880b68a8… |
| 192.55.114.0 – 192.55.114.255 | 256 | US |
allocated | 1989-07-27 | e0fe2ec75f7e… |
| 132.208.0.0 – 132.208.255.255 | 65,536 | CA |
allocated | 1989-07-25 | 58859ef72677… |
| 134.215.0.0 – 134.215.255.255 | 65,536 | US |
allocated | 1989-07-25 | 1a884b3335cc… |
| 134.216.0.0 – 134.216.255.255 | 65,536 | US |
allocated | 1989-07-25 | a3edb66a5e6a… |
| 134.217.0.0 – 134.217.255.255 | 65,536 | US |
allocated | 1989-07-25 | 4c4e5899a8a8… |
| 134.218.0.0 – 134.218.255.255 | 65,536 | US |
allocated | 1989-07-25 | 20cd1178e946… |
| 134.210.0.0 – 134.210.255.255 | 65,536 | US |
allocated | 1989-07-24 | 8d0f20edc573… |
| 192.26.210.0 – 192.26.210.255 | 256 | CA |
allocated | 1989-07-24 | 44bca3813bb1… |
| 192.55.113.0 – 192.55.113.255 | 256 | US |
allocated | 1989-07-24 | f3ec16653267… |
| 134.207.0.0 – 134.207.255.255 | 65,536 | US |
allocated | 1989-07-21 | 45fe880b68a8… |
| 192.55.111.0 – 192.55.111.255 | 256 | US |
allocated | 1989-07-21 | 3073aee4b513… |
| 134.204.128.0 – 134.204.255.255 | 32,768 | US |
allocated | 1989-07-20 | 1af6f5e38c00… |
| 134.205.0.0 – 134.205.255.255 | 65,536 | US |
allocated | 1989-07-20 | 45fe880b68a8… |
| 192.55.106.0 – 192.55.106.255 | 256 | US |
allocated | 1989-07-20 | a218d196eaf3… |
| 192.55.107.0 – 192.55.107.255 | 256 | US |
allocated | 1989-07-20 | c4e429251d28… |
| 192.55.108.0 – 192.55.108.255 | 256 | US |
allocated | 1989-07-20 | 36461df0e4b1… |
| 131.133.0.0 – 131.133.255.255 | 65,536 | CA |
allocated | 1989-07-19 | c8bae1572cdf… |
| 134.202.0.0 – 134.202.255.255 | 65,536 |  PR |
allocated | 1989-07-19 | 8a1f837a9d54… |
| 192.16.207.0 – 192.16.207.255 | 256 | CA |
allocated | 1989-07-19 | c8bae1572cdf… |
| 192.16.208.0 – 192.16.208.255 | 256 | CA |
allocated | 1989-07-19 | c8bae1572cdf… |
| 131.39.0.0 – 131.39.255.255 | 65,536 | US |
allocated | 1989-07-18 | 45fe880b68a8… |
| 131.59.0.0 – 131.59.255.255 | 65,536 | US |
allocated | 1989-07-18 | 45fe880b68a8… |
| 131.62.0.0 – 131.62.255.255 | 65,536 | US |
allocated | 1989-07-18 | 45fe880b68a8… |
| 132.17.0.0 – 132.17.255.255 | 65,536 | US |
allocated | 1989-07-18 | 45fe880b68a8… |
| 132.21.0.0 – 132.21.255.255 | 65,536 | US |
allocated | 1989-07-18 | 45fe880b68a8… |
| 132.34.0.0 – 132.34.255.255 | 65,536 | US |
allocated | 1989-07-18 | 45fe880b68a8… |
| 192.55.103.0 – 192.55.103.255 | 256 | US |
allocated | 1989-07-18 | 45fe880b68a8… |
| 131.58.0.0 – 131.58.255.255 | 65,536 | US |
allocated | 1989-07-17 | 45fe880b68a8… |
| 131.61.0.0 – 131.61.255.255 | 65,536 | US |
allocated | 1989-07-17 | 45fe880b68a8… |
| 132.9.0.0 – 132.9.255.255 | 65,536 | US |
allocated | 1989-07-17 | 45fe880b68a8… |
| 132.12.0.0 – 132.12.255.255 | 65,536 | US |
allocated | 1989-07-17 | 45fe880b68a8… |
| 132.13.0.0 – 132.13.255.255 | 65,536 | US |
allocated | 1989-07-17 | 45fe880b68a8… |
| 132.14.0.0 – 132.14.255.255 | 65,536 | US |
allocated | 1989-07-17 | 45fe880b68a8… |
| 132.16.0.0 – 132.16.255.255 | 65,536 | US |
allocated | 1989-07-17 | 45fe880b68a8… |
| 132.45.0.0 – 132.45.255.255 | 65,536 | US |
allocated | 1989-07-17 | 45fe880b68a8… |
| 134.200.0.0 – 134.200.255.255 | 65,536 | US |
allocated | 1989-07-17 | f13b64801334… |
| 134.201.0.0 – 134.201.255.255 | 65,536 | US |
allocated | 1989-07-17 | d07bce37e3d8… |
| 192.55.102.0 – 192.55.102.255 | 256 | US |
allocated | 1989-07-17 | 5b7c3e210aad… |
| 192.55.100.0 – 192.55.100.255 | 256 | US |
allocated | 1989-07-14 | 45fe880b68a8… |
| 132.15.0.0 – 132.15.255.255 | 65,536 | US |
allocated | 1989-07-13 | 45fe880b68a8… |
| 134.197.0.0 – 134.197.255.255 | 65,536 | US |
allocated | 1989-07-13 | 8c525a8d12c6… |