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
1,644,590,848
📦
IPv4 networks
76,800
delegated blocks
🧭
IPv6 networks
11,462
delegated blocks
🔗
Autonomous systems
34,166
ASNs
// browse the objects
Browse the ARIN registry
| Range | Addresses | Country | Status | Allocated | Org handle |
|---|---|---|---|---|---|
| 199.166.40.0 – 199.166.47.255 | 2,048 |  CA |
allocated | 1994-02-02 | 72baea492f34… |
| 199.166.48.0 – 199.166.63.255 | 4,096 | CA |
allocated | 1994-02-02 | 72baea492f34… |
| 199.166.64.0 – 199.166.127.255 | 16,384 | CA |
allocated | 1994-02-02 | 72baea492f34… |
| 199.166.128.0 – 199.166.159.255 | 8,192 | CA |
allocated | 1994-02-02 | 72baea492f34… |
| 199.166.160.0 – 199.166.175.255 | 4,096 | CA |
allocated | 1994-02-02 | 72baea492f34… |
| 199.166.176.0 – 199.166.183.255 | 2,048 | CA |
allocated | 1994-02-02 | 72baea492f34… |
| 199.166.184.0 – 199.166.187.255 | 1,024 | CA |
allocated | 1994-02-02 | 72baea492f34… |
| 199.166.188.0 – 199.166.189.255 | 512 | CA |
allocated | 1994-02-02 | 72baea492f34… |
| 199.166.190.0 – 199.166.191.255 | 512 | CA |
allocated | 1994-02-02 | d9126823604f… |
| 199.166.192.0 – 199.166.193.255 | 512 | CA |
allocated | 1994-02-02 | d9126823604f… |
| 199.166.194.0 – 199.166.194.255 | 256 | CA |
allocated | 1994-02-02 | 3d1acef8cf5d… |
| 199.166.195.0 – 199.166.195.255 | 256 | CA |
allocated | 1994-02-02 | fe79867019d7… |
| 199.166.196.0 – 199.166.197.255 | 512 | CA |
allocated | 1994-02-02 | fe79867019d7… |
| 199.166.200.0 – 199.166.203.255 | 1,024 | CA |
allocated | 1994-02-02 | a3bbbc2ee99c… |
| 199.166.204.0 – 199.166.204.255 | 256 | CA |
allocated | 1994-02-02 | cffafe86371d… |
| 199.166.205.0 – 199.166.205.255 | 256 | CA |
allocated | 1994-02-02 | 393e3c9fc630… |
| 199.166.206.0 – 199.166.206.255 | 256 | CA |
allocated | 1994-02-02 | c23431d02096… |
| 199.166.208.0 – 199.166.208.255 | 256 | CA |
allocated | 1994-02-02 | 8227e0491d41… |
| 199.166.210.0 – 199.166.210.255 | 256 | CA |
allocated | 1994-02-02 | e23cabb7a6c5… |
| 199.166.211.0 – 199.166.211.255 | 256 | CA |
allocated | 1994-02-02 | 8be6625bf730… |
| 199.166.212.0 – 199.166.212.255 | 256 | CA |
allocated | 1994-02-02 | 1b01a755d5ee… |
| 199.166.213.0 – 199.166.213.255 | 256 | CA |
allocated | 1994-02-02 | e43d73eac123… |
| 199.166.214.0 – 199.166.215.255 | 512 | CA |
allocated | 1994-02-02 | 3d7fd17ae094… |
| 199.166.216.0 – 199.166.217.255 | 512 |  US |
allocated | 1994-02-02 | 7c81e995d31c… |
| 199.166.218.0 – 199.166.218.255 | 256 | US |
allocated | 1994-02-02 | 7c81e995d31c… |
| 199.166.219.0 – 199.166.219.255 | 256 | CA |
allocated | 1994-02-02 | 5fa5667c0b53… |
| 199.166.220.0 – 199.166.223.255 | 1,024 | CA |
allocated | 1994-02-02 | ff45b04665a8… |
| 199.166.224.0 – 199.166.225.255 | 512 | CA |
allocated | 1994-02-02 | c4d3f700bef2… |
| 199.166.226.0 – 199.166.226.255 | 256 | CA |
allocated | 1994-02-02 | ce6b54700c4d… |
| 199.166.227.0 – 199.166.227.255 | 256 | CA |
allocated | 1994-02-02 | 67db57bbbbca… |
| 199.166.228.0 – 199.166.228.255 | 256 | CA |
allocated | 1994-02-02 | 67db57bbbbca… |
| 199.166.229.0 – 199.166.229.255 | 256 | CA |
allocated | 1994-02-02 | e4bf6ed7bdd5… |
| 199.166.230.0 – 199.166.231.255 | 512 | CA |
allocated | 1994-02-02 | 882dd232c042… |
| 199.166.232.0 – 199.166.233.255 | 512 | CA |
allocated | 1994-02-02 | 882dd232c042… |
| 199.166.234.0 – 199.166.235.255 | 512 | CA |
allocated | 1994-02-02 | 8618695a4749… |
| 199.166.237.0 – 199.166.237.255 | 256 | CA |
allocated | 1994-02-02 | a4a3568ef2e1… |
| 199.166.238.0 – 199.166.238.255 | 256 | CA |
allocated | 1994-02-02 | d9126823604f… |
| 199.166.239.0 – 199.166.239.255 | 256 | CA |
allocated | 1994-02-02 | d9126823604f… |
| 199.166.246.0 – 199.166.246.255 | 256 | CA |
allocated | 1994-02-02 | 8faa77c9cf74… |
| 199.166.252.0 – 199.166.252.255 | 256 | CA |
allocated | 1994-02-02 | 62366ac79902… |
| 199.166.254.0 – 199.166.254.255 | 256 | CA |
allocated | 1994-02-02 | f36858a20ebc… |
| 6.0.0.0 – 6.255.255.255 | 16,777,216 | US |
allocated | 1994-02-01 | 45fe880b68a8… |
| 168.71.0.0 – 168.71.255.255 | 65,536 | US |
allocated | 1994-02-01 | ab3c2b77bade… |
| 168.72.0.0 – 168.72.255.255 | 65,536 | US |
allocated | 1994-02-01 | 0418d3fd070a… |
| 198.185.247.0 – 198.185.247.255 | 256 | US |
allocated | 1994-02-01 | 6136d56adb6b… |
| 198.185.248.0 – 198.185.249.255 | 512 | US |
allocated | 1994-02-01 | 6136d56adb6b… |
| 198.185.250.0 – 198.185.251.255 | 512 | US |
allocated | 1994-02-01 | de71c89f1523… |
| 198.185.252.0 – 198.185.255.255 | 1,024 | US |
allocated | 1994-02-01 | de71c89f1523… |
| 199.43.3.0 – 199.43.3.255 | 256 | CA |
allocated | 1994-02-01 | 5be953486a32… |
| 199.71.192.0 – 199.71.207.255 | 4,096 | CA |
allocated | 1994-02-01 | af27dc98b8e9… |
| 199.79.136.0 – 199.79.136.255 | 256 | US |
allocated | 1994-02-01 | ea3042e1d7d4… |
| 199.79.137.0 – 199.79.137.255 | 256 | US |
allocated | 1994-02-01 | 4480f87f28a1… |
| 199.79.138.0 – 199.79.138.255 | 256 | US |
allocated | 1994-02-01 | adf6ef6b3975… |
| 199.79.139.0 – 199.79.139.255 | 256 | US |
allocated | 1994-02-01 | 1c100881b091… |
| 199.79.140.0 – 199.79.140.255 | 256 | US |
allocated | 1994-02-01 | db1002d42450… |
| 199.79.141.0 – 199.79.141.255 | 256 | US |
allocated | 1994-02-01 | 9931f3e5a792… |
| 199.79.142.0 – 199.79.143.255 | 512 | US |
allocated | 1994-02-01 | 9931f3e5a792… |
| 199.79.144.0 – 199.79.144.255 | 256 | US |
allocated | 1994-02-01 | 9931f3e5a792… |
| 199.79.145.0 – 199.79.145.255 | 256 | US |
allocated | 1994-02-01 | 0596821a6910… |
| 199.79.150.0 – 199.79.150.255 | 256 | US |
allocated | 1994-02-01 | 4a6740193777… |
| 199.79.151.0 – 199.79.151.255 | 256 | US |
allocated | 1994-02-01 | f85ba2fbeda8… |
| 199.79.152.0 – 199.79.152.255 | 256 | US |
allocated | 1994-02-01 | 99e78ab305a2… |
| 199.79.153.0 – 199.79.153.255 | 256 | US |
allocated | 1994-02-01 | a383ac7393aa… |
| 199.119.0.0 – 199.119.7.255 | 2,048 | US |
allocated | 1994-02-01 | 637d536065e1… |
| 199.160.0.0 – 199.163.255.255 | 262,144 | US |
allocated | 1994-02-01 | 37fe01d6d027… |
| 204.196.0.0 – 204.196.255.255 | 65,536 | US |
allocated | 1994-02-01 | 46020f552cd7… |
| 204.244.0.0 – 204.244.255.255 | 65,536 | CA |
allocated | 1994-02-01 | f9d1acb48275… |
| 168.69.0.0 – 168.69.127.255 | 32,768 | US |
allocated | 1994-01-31 | 283daabc929f… |
| 168.69.128.0 – 168.69.191.255 | 16,384 | US |
allocated | 1994-01-31 | 283daabc929f… |
| 168.69.192.0 – 168.69.223.255 | 8,192 | US |
allocated | 1994-01-31 | 283daabc929f… |
| 168.69.224.0 – 168.69.239.255 | 4,096 | US |
allocated | 1994-01-31 | 283daabc929f… |
| 168.69.240.0 – 168.69.247.255 | 2,048 | US |
allocated | 1994-01-31 | 283daabc929f… |
| 168.69.248.0 – 168.69.249.255 | 512 | US |
allocated | 1994-01-31 | 283daabc929f… |
| 168.69.250.0 – 168.69.250.255 | 256 | US |
allocated | 1994-01-31 | 283daabc929f… |
| 198.161.172.0 – 198.161.175.255 | 1,024 | CA |
allocated | 1994-01-31 | 1de55373552a… |
| 198.161.176.0 – 198.161.179.255 | 1,024 | CA |
allocated | 1994-01-31 | 1de55373552a… |
| 198.248.0.0 – 198.248.255.255 | 65,536 | US |
allocated | 1994-01-31 | b12d61527172… |
| 199.74.242.0 – 199.74.242.255 | 256 | US |
allocated | 1994-01-31 | 6a4407917362… |
| 199.74.243.0 – 199.74.243.255 | 256 | US |
allocated | 1994-01-31 | 8af5c2278136… |
| 199.74.244.0 – 199.74.244.255 | 256 | US |
allocated | 1994-01-31 | d1212849aa71… |
| 199.74.245.0 – 199.74.245.255 | 256 | US |
allocated | 1994-01-31 | 40fd3165788a… |
| 199.74.246.0 – 199.74.246.255 | 256 | US |
allocated | 1994-01-31 | 40fd3165788a… |
| 199.74.249.0 – 199.74.249.255 | 256 | US |
allocated | 1994-01-31 | c05efd219f34… |
| 199.74.250.0 – 199.74.250.255 | 256 | US |
allocated | 1994-01-31 | dce3d70d8471… |
| 199.74.251.0 – 199.74.251.255 | 256 | US |
allocated | 1994-01-31 | 5a7ed6d050db… |
| 199.74.252.0 – 199.74.252.255 | 256 | US |
allocated | 1994-01-31 | 563d1f022732… |
| 199.74.253.0 – 199.74.253.255 | 256 | US |
allocated | 1994-01-31 | 9bbaa14f7ff6… |
| 199.74.254.0 – 199.74.254.255 | 256 | US |
allocated | 1994-01-31 | bdca9e4f2ce1… |
| 199.79.128.0 – 199.79.128.255 | 256 | US |
allocated | 1994-01-31 | 8a012892eead… |
| 199.79.129.0 – 199.79.129.255 | 256 | US |
allocated | 1994-01-31 | 711fe9379792… |
| 199.79.131.0 – 199.79.131.255 | 256 | US |
allocated | 1994-01-31 | d7b8ca64fe12… |
| 199.79.132.0 – 199.79.132.255 | 256 | US |
allocated | 1994-01-31 | d7b8ca64fe12… |
| 199.79.133.0 – 199.79.133.255 | 256 | US |
allocated | 1994-01-31 | d05a0e65818a… |
| 199.79.134.0 – 199.79.134.255 | 256 | US |
allocated | 1994-01-31 | f09258acd58d… |
| 199.79.135.0 – 199.79.135.255 | 256 | US |
allocated | 1994-01-31 | e28e93e26f56… |
| 199.80.128.0 – 199.80.255.255 | 32,768 | US |
allocated | 1994-01-31 | ddab32ccd18c… |
| 199.85.2.0 – 199.85.3.255 | 512 | CA |
allocated | 1994-01-31 | a92547f1ab18… |
| 199.85.125.0 – 199.85.125.255 | 256 | US |
allocated | 1994-01-31 | 525d21a3f16c… |
| 199.85.126.0 – 199.85.127.255 | 512 | US |
allocated | 1994-01-31 | 525d21a3f16c… |
| 196.4.46.0 – 196.4.47.255 | 512 | US |
allocated | 1994-01-28 | f717d3821a70… |