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
1,644,546,048
📦
IPv4 networks
77,308
delegated blocks
🧭
IPv6 networks
11,579
delegated blocks
🔗
Autonomous systems
34,293
ASNs
// browse the objects
Browse the ARIN registry
| Range | Addresses | Country | Status | Allocated | Org handle |
|---|---|---|---|---|---|
| 140.184.96.0 – 140.184.127.255 | 8,192 |  CA |
allocated | 1990-05-16 | b0e278088316… |
| 192.31.195.0 – 192.31.195.255 | 256 |  US |
allocated | 1990-05-16 | ef3f9c8c88dc… |
| 192.33.129.0 – 192.33.129.255 | 256 | US |
allocated | 1990-05-16 | 3b20fa002dec… |
| 192.35.231.0 – 192.35.231.255 | 256 | US |
allocated | 1990-05-16 | 01ded2cfbf92… |
| 192.35.232.0 – 192.35.232.255 | 256 | US |
allocated | 1990-05-16 | 01ded2cfbf92… |
| 192.35.234.0 – 192.35.234.255 | 256 | US |
allocated | 1990-05-16 | 01ded2cfbf92… |
| 192.35.235.0 – 192.35.235.255 | 256 | US |
allocated | 1990-05-16 | 01ded2cfbf92… |
| 192.35.236.0 – 192.35.236.255 | 256 | US |
allocated | 1990-05-16 | 01ded2cfbf92… |
| 192.35.237.0 – 192.35.237.255 | 256 | US |
allocated | 1990-05-16 | 01ded2cfbf92… |
| 192.35.238.0 – 192.35.238.255 | 256 | US |
allocated | 1990-05-16 | 01ded2cfbf92… |
| 192.35.239.0 – 192.35.239.255 | 256 | US |
allocated | 1990-05-16 | 01ded2cfbf92… |
| 192.80.53.0 – 192.80.53.255 | 256 | US |
allocated | 1990-05-16 | c51d02ec525f… |
| 192.80.54.0 – 192.80.54.255 | 256 | CA |
allocated | 1990-05-16 | a2eba22c6c42… |
| 192.80.55.0 – 192.80.55.255 | 256 | US |
allocated | 1990-05-16 | e46d50b27c27… |
| 138.119.0.0 – 138.119.255.255 | 65,536 | CA |
allocated | 1990-05-14 | 6ca4c1ceb36c… |
| 192.12.233.0 – 192.12.233.255 | 256 | US |
allocated | 1990-05-14 | f3cd25f8ce70… |
| 192.12.234.0 – 192.12.234.255 | 256 | US |
allocated | 1990-05-14 | 0ff513819226… |
| 192.31.162.0 – 192.31.162.255 | 256 | US |
allocated | 1990-05-14 | c51d02ec525f… |
| 192.31.180.0 – 192.31.180.255 | 256 | CA |
allocated | 1990-05-14 | 347713ed3262… |
| 192.31.192.0 – 192.31.192.255 | 256 | US |
allocated | 1990-05-14 | af1e47f57654… |
| 192.31.193.0 – 192.31.193.255 | 256 | US |
allocated | 1990-05-14 | 240c6b1ea4b5… |
| 192.31.194.0 – 192.31.194.255 | 256 | US |
allocated | 1990-05-14 | d56c47d5ae4b… |
| 138.116.0.0 – 138.116.255.255 | 65,536 | US |
allocated | 1990-05-11 | dfd70dfaaf97… |
| 140.169.0.0 – 140.169.255.255 | 65,536 | US |
allocated | 1990-05-08 | 0596821a6910… |
| 140.170.0.0 – 140.170.255.255 | 65,536 | US |
allocated | 1990-05-08 | c58f06109864… |
| 140.172.0.0 – 140.172.255.255 | 65,536 | US |
allocated | 1990-05-08 | 2fc72c3bfb52… |
| 192.80.50.0 – 192.80.50.255 | 256 | US |
allocated | 1990-05-08 | 14716041ed98… |
| 192.80.52.0 – 192.80.52.255 | 256 | US |
allocated | 1990-05-08 | e220ed812a4c… |
| 138.145.0.0 – 138.145.255.255 | 65,536 | US |
allocated | 1990-05-07 | 45fe880b68a8… |
| 138.146.0.0 – 138.146.255.255 | 65,536 | US |
allocated | 1990-05-07 | 45fe880b68a8… |
| 138.147.0.0 – 138.147.255.255 | 65,536 | US |
allocated | 1990-05-07 | 45fe880b68a8… |
| 138.148.0.0 – 138.148.255.255 | 65,536 | US |
allocated | 1990-05-07 | 45fe880b68a8… |
| 138.149.0.0 – 138.149.255.255 | 65,536 | US |
allocated | 1990-05-07 | 45fe880b68a8… |
| 138.150.0.0 – 138.150.255.255 | 65,536 | US |
allocated | 1990-05-07 | 45fe880b68a8… |
| 138.151.0.0 – 138.151.255.255 | 65,536 | US |
allocated | 1990-05-07 | 45fe880b68a8… |
| 138.152.0.0 – 138.153.255.255 | 131,072 | US |
allocated | 1990-05-07 | 45fe880b68a8… |
| 138.154.0.0 – 138.154.255.255 | 65,536 | US |
allocated | 1990-05-07 | 45fe880b68a8… |
| 138.155.0.0 – 138.155.255.255 | 65,536 | US |
allocated | 1990-05-07 | 45fe880b68a8… |
| 138.159.0.0 – 138.159.255.255 | 65,536 | US |
allocated | 1990-05-07 | 45fe880b68a8… |
| 138.160.0.0 – 138.160.255.255 | 65,536 | US |
allocated | 1990-05-07 | 45fe880b68a8… |
| 138.161.0.0 – 138.161.255.255 | 65,536 | US |
allocated | 1990-05-07 | 45fe880b68a8… |
| 138.162.0.0 – 138.162.255.255 | 65,536 | US |
allocated | 1990-05-07 | 45fe880b68a8… |
| 138.163.0.0 – 138.163.255.255 | 65,536 | US |
allocated | 1990-05-07 | 45fe880b68a8… |
| 138.164.0.0 – 138.164.255.255 | 65,536 | US |
allocated | 1990-05-07 | 45fe880b68a8… |
| 138.165.0.0 – 138.165.255.255 | 65,536 | US |
allocated | 1990-05-07 | 45fe880b68a8… |
| 138.166.0.0 – 138.166.255.255 | 65,536 | US |
allocated | 1990-05-07 | 45fe880b68a8… |
| 138.167.0.0 – 138.167.255.255 | 65,536 | US |
allocated | 1990-05-07 | 45fe880b68a8… |
| 138.168.0.0 – 138.168.255.255 | 65,536 | US |
allocated | 1990-05-07 | 45fe880b68a8… |
| 138.170.0.0 – 138.170.255.255 | 65,536 | US |
allocated | 1990-05-07 | 45fe880b68a8… |
| 138.171.0.0 – 138.171.255.255 | 65,536 | US |
allocated | 1990-05-07 | 45fe880b68a8… |
| 138.172.0.0 – 138.172.255.255 | 65,536 | US |
allocated | 1990-05-07 | 45fe880b68a8… |
| 138.173.0.0 – 138.173.255.255 | 65,536 | US |
allocated | 1990-05-07 | 45fe880b68a8… |
| 138.174.0.0 – 138.174.255.255 | 65,536 | US |
allocated | 1990-05-07 | 45fe880b68a8… |
| 138.175.0.0 – 138.175.255.255 | 65,536 | US |
allocated | 1990-05-07 | 45fe880b68a8… |
| 138.176.0.0 – 138.176.255.255 | 65,536 | US |
allocated | 1990-05-07 | 45fe880b68a8… |
| 138.177.0.0 – 138.177.255.255 | 65,536 | US |
allocated | 1990-05-07 | 45fe880b68a8… |
| 138.178.0.0 – 138.178.255.255 | 65,536 | US |
allocated | 1990-05-07 | 45fe880b68a8… |
| 138.179.0.0 – 138.179.255.255 | 65,536 | US |
allocated | 1990-05-07 | 45fe880b68a8… |
| 138.180.0.0 – 138.180.255.255 | 65,536 | US |
allocated | 1990-05-07 | 45fe880b68a8… |
| 138.181.0.0 – 138.181.255.255 | 65,536 | US |
allocated | 1990-05-07 | 45fe880b68a8… |
| 138.182.0.0 – 138.182.255.255 | 65,536 | US |
allocated | 1990-05-07 | 45fe880b68a8… |
| 138.183.0.0 – 138.183.255.255 | 65,536 | US |
allocated | 1990-05-07 | 45fe880b68a8… |
| 138.184.0.0 – 138.184.255.255 | 65,536 | US |
allocated | 1990-05-07 | 45fe880b68a8… |
| 140.161.0.0 – 140.161.255.255 | 65,536 | CA |
allocated | 1990-05-07 | 5fd5b353f6ef… |
| 140.165.0.0 – 140.165.255.255 | 65,536 | US |
allocated | 1990-05-07 | e24554ae77c3… |
| 192.80.47.0 – 192.80.47.255 | 256 | US |
allocated | 1990-05-07 | 7280254f5c7c… |
| 192.80.49.0 – 192.80.49.255 | 256 | US |
allocated | 1990-05-07 | 521fab902a07… |
| 138.114.0.0 – 138.114.255.255 | 65,536 | US |
allocated | 1990-05-04 | 0596821a6910… |
| 138.115.0.0 – 138.115.255.255 | 65,536 | US |
allocated | 1990-05-04 | 2d90cbf4f78e… |
| 140.162.0.0 – 140.162.255.255 | 65,536 | US |
allocated | 1990-05-04 | 0b4c396f0b41… |
| 140.163.0.0 – 140.163.255.255 | 65,536 | US |
allocated | 1990-05-04 | 81edf322061f… |
| 192.12.230.0 – 192.12.230.255 | 256 | US |
allocated | 1990-05-04 | 003fab48e5f4… |
| 192.80.43.0 – 192.80.43.255 | 256 | US |
allocated | 1990-05-03 | 6d25f5314a15… |
| 140.160.0.0 – 140.160.255.255 | 65,536 | US |
allocated | 1990-05-02 | 64c35b815ec6… |
| 140.187.0.0 – 140.187.255.255 | 65,536 | US |
allocated | 1990-05-02 | 45fe880b68a8… |
| 192.5.217.0 – 192.5.217.255 | 256 | US |
allocated | 1990-05-02 | 8de1c11aaddd… |
| 192.12.214.0 – 192.12.214.255 | 256 | US |
allocated | 1990-05-02 | 5a91bd541f69… |
| 192.12.215.0 – 192.12.215.255 | 256 | CA |
allocated | 1990-05-02 | c8bae1572cdf… |
| 192.12.229.0 – 192.12.229.255 | 256 | US |
allocated | 1990-05-02 | 6a24b717ce37… |
| 192.80.27.0 – 192.80.27.255 | 256 | US |
allocated | 1990-05-02 | f15dadeb8e72… |
| 192.80.29.0 – 192.80.29.255 | 256 | US |
allocated | 1990-05-02 | bf0a88d37bfb… |
| 192.80.30.0 – 192.80.30.255 | 256 | US |
allocated | 1990-05-02 | bf0a88d37bfb… |
| 138.112.0.0 – 138.112.255.255 | 65,536 | US |
allocated | 1990-05-01 | 81e05477cc28… |
| 192.12.52.0 – 192.12.52.255 | 256 | US |
allocated | 1990-05-01 | 522d91a6ebdc… |
| 138.110.0.0 – 138.110.255.255 | 65,536 | US |
allocated | 1990-04-30 | c59d0701a157… |
| 140.152.0.0 – 140.152.255.255 | 65,536 | US |
allocated | 1990-04-30 | 45fe880b68a8… |
| 140.153.0.0 – 140.153.255.255 | 65,536 | US |
allocated | 1990-04-30 | 45fe880b68a8… |
| 140.154.0.0 – 140.154.255.255 | 65,536 | US |
allocated | 1990-04-30 | 45fe880b68a8… |
| 140.155.0.0 – 140.155.255.255 | 65,536 | US |
allocated | 1990-04-30 | 45fe880b68a8… |
| 140.156.0.0 – 140.156.255.255 | 65,536 | US |
allocated | 1990-04-30 | 45fe880b68a8… |
| 140.157.0.0 – 140.157.255.255 | 65,536 | US |
allocated | 1990-04-30 | ffd67fadfdd4… |
| 140.158.0.0 – 140.158.255.255 | 65,536 | US |
allocated | 1990-04-30 | 9755da3c30a9… |
| 192.5.98.0 – 192.5.98.255 | 256 | US |
allocated | 1990-04-30 | 602b734f8bbf… |
| 192.12.130.0 – 192.12.130.255 | 256 | US |
allocated | 1990-04-30 | 8a434c8afd3b… |
| 192.12.223.0 – 192.12.223.255 | 256 | US |
allocated | 1990-04-30 | 232ce3d44911… |
| 192.12.224.0 – 192.12.224.255 | 256 | US |
allocated | 1990-04-30 | 232ce3d44911… |
| 192.12.225.0 – 192.12.225.255 | 256 | US |
allocated | 1990-04-30 | ffd67fadfdd4… |
| 192.12.226.0 – 192.12.227.255 | 512 | US |
allocated | 1990-04-30 | ffd67fadfdd4… |
| 192.12.228.0 – 192.12.228.255 | 256 | US |
allocated | 1990-04-30 | ffd67fadfdd4… |
| 138.109.0.0 – 138.109.255.255 | 65,536 | US |
allocated | 1990-04-27 | 45fe880b68a8… |