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
1,645,650,944
📦
IPv4 networks
76,728
delegated blocks
🧭
IPv6 networks
11,368
delegated blocks
🔗
Autonomous systems
34,055
ASNs
// browse the objects
Browse the ARIN registry
| Range | Addresses | Country | Status | Allocated | Org handle |
|---|---|---|---|---|---|
| 204.238.191.0 – 204.238.191.255 | 256 |  US |
allocated | 1995-05-26 | 846cfbdc8372… |
| 205.153.120.0 – 205.153.123.255 | 1,024 | US |
allocated | 1995-05-26 | fd0f88a95496… |
| 205.153.124.0 – 205.153.127.255 | 1,024 | US |
allocated | 1995-05-26 | 37ea53e10b9e… |
| 205.167.98.0 – 205.167.99.255 | 512 | US |
allocated | 1995-05-26 | eb118009a2d5… |
| 205.167.100.0 – 205.167.101.255 | 512 | US |
allocated | 1995-05-26 | 24be2458322c… |
| 205.203.192.0 – 205.203.207.255 | 4,096 | US |
allocated | 1995-05-26 | a50a0195675f… |
| 205.203.208.0 – 205.203.215.255 | 2,048 | US |
allocated | 1995-05-26 | a50a0195675f… |
| 206.32.0.0 – 206.35.255.255 | 262,144 | US |
allocated | 1995-05-26 | e5e3b9c13678… |
| 206.15.129.0 – 206.15.129.255 | 256 | US |
allocated | 1995-05-25 | 0659a3991a0f… |
| 206.15.130.0 – 206.15.131.255 | 512 | US |
allocated | 1995-05-25 | 0659a3991a0f… |
| 206.15.132.0 – 206.15.135.255 | 1,024 | US |
allocated | 1995-05-25 | 0659a3991a0f… |
| 206.15.136.0 – 206.15.143.255 | 2,048 | US |
allocated | 1995-05-25 | 0659a3991a0f… |
| 206.15.144.0 – 206.15.159.255 | 4,096 | US |
allocated | 1995-05-25 | 0659a3991a0f… |
| 206.15.160.0 – 206.15.191.255 | 8,192 | US |
allocated | 1995-05-25 | 0659a3991a0f… |
| 138.65.0.0 – 138.65.255.255 | 65,536 | US |
allocated | 1995-05-24 | 45fe880b68a8… |
| 199.124.4.0 – 199.124.5.255 | 512 | US |
allocated | 1995-05-24 | 45fe880b68a8… |
| 199.233.189.0 – 199.233.189.255 | 256 | US |
allocated | 1995-05-24 | 4324b30c79d5… |
| 204.238.188.0 – 204.238.188.255 | 256 | US |
allocated | 1995-05-24 | ed78cf6961f8… |
| 205.153.112.0 – 205.153.115.255 | 1,024 | US |
allocated | 1995-05-24 | 7bf1f0adeabc… |
| 205.167.94.0 – 205.167.95.255 | 512 | US |
allocated | 1995-05-24 | 81b071b3ff30… |
| 205.167.97.0 – 205.167.97.255 | 256 | US |
allocated | 1995-05-24 | dada87a55ad4… |
| 206.15.64.0 – 206.15.95.255 | 8,192 | US |
allocated | 1995-05-24 | e5e3b9c13678… |
| 206.24.0.0 – 206.24.127.255 | 32,768 | US |
allocated | 1995-05-24 | cdb7d42057bd… |
| 206.24.128.0 – 206.24.159.255 | 8,192 | US |
allocated | 1995-05-24 | 8d94230a2495… |
| 206.24.160.0 – 206.24.191.255 | 8,192 | US |
allocated | 1995-05-24 | cdb7d42057bd… |
| 206.24.192.0 – 206.24.255.255 | 16,384 | US |
allocated | 1995-05-24 | cdb7d42057bd… |
| 206.25.0.0 – 206.25.255.255 | 65,536 | US |
allocated | 1995-05-24 | cdb7d42057bd… |
| 206.26.0.0 – 206.27.255.255 | 131,072 | US |
allocated | 1995-05-24 | cdb7d42057bd… |
| 206.28.0.0 – 206.28.127.255 | 32,768 | US |
allocated | 1995-05-24 | cdb7d42057bd… |
| 206.28.128.0 – 206.28.159.255 | 8,192 | US |
allocated | 1995-05-24 | cdb7d42057bd… |
| 206.28.160.0 – 206.28.175.255 | 4,096 | US |
allocated | 1995-05-24 | cdb7d42057bd… |
| 206.28.184.0 – 206.28.191.255 | 2,048 | US |
allocated | 1995-05-24 | 8d94230a2495… |
| 206.28.192.0 – 206.28.255.255 | 16,384 | US |
allocated | 1995-05-24 | cdb7d42057bd… |
| 206.29.0.0 – 206.29.127.255 | 32,768 | US |
allocated | 1995-05-24 | cdb7d42057bd… |
| 206.29.128.0 – 206.29.143.255 | 4,096 | US |
allocated | 1995-05-24 | cdb7d42057bd… |
| 206.29.144.0 – 206.29.159.255 | 4,096 | US |
allocated | 1995-05-24 | 8d94230a2495… |
| 206.29.192.0 – 206.29.255.255 | 16,384 | US |
allocated | 1995-05-24 | cdb7d42057bd… |
| 206.30.0.0 – 206.31.255.255 | 131,072 | US |
allocated | 1995-05-24 | cdb7d42057bd… |
| 204.238.173.0 – 204.238.173.255 | 256 | US |
allocated | 1995-05-23 | 31e69d10a44b… |
| 204.238.174.0 – 204.238.174.255 | 256 | US |
allocated | 1995-05-23 | 726bdc8c38b5… |
| 204.238.175.0 – 204.238.175.255 | 256 | US |
allocated | 1995-05-23 | 9259d6ad78c9… |
| 204.238.176.0 – 204.238.176.255 | 256 | US |
allocated | 1995-05-23 | 3d9d26064cc6… |
| 204.238.177.0 – 204.238.177.255 | 256 | US |
allocated | 1995-05-23 | 050a12082e5f… |
| 204.238.178.0 – 204.238.178.255 | 256 | US |
allocated | 1995-05-23 | 5b9ca3b7162c… |
| 204.238.179.0 – 204.238.179.255 | 256 | US |
allocated | 1995-05-23 | ab93985c1261… |
| 204.238.180.0 – 204.238.180.255 | 256 | US |
allocated | 1995-05-23 | 40e9317f353b… |
| 204.238.181.0 – 204.238.181.255 | 256 | US |
allocated | 1995-05-23 | be87a6f57401… |
| 204.238.182.0 – 204.238.182.255 | 256 | US |
allocated | 1995-05-23 | 957e22904e67… |
| 204.238.183.0 – 204.238.183.255 | 256 | US |
allocated | 1995-05-23 | 32b07445c39c… |
| 204.238.184.0 – 204.238.184.255 | 256 | US |
allocated | 1995-05-23 | 7e0a0bbf9d94… |
| 204.238.185.0 – 204.238.185.255 | 256 | US |
allocated | 1995-05-23 | 046e51ff7635… |
| 204.238.186.0 – 204.238.186.255 | 256 | US |
allocated | 1995-05-23 | e2a955cf8d28… |
| 204.238.187.0 – 204.238.187.255 | 256 | US |
allocated | 1995-05-23 | 613acd4c309b… |
| 205.143.168.0 – 205.143.175.255 | 2,048 | US |
allocated | 1995-05-23 | f01e2436998b… |
| 205.153.100.0 – 205.153.103.255 | 1,024 | US |
allocated | 1995-05-23 | bb847a07262d… |
| 205.153.104.0 – 205.153.107.255 | 1,024 | US |
allocated | 1995-05-23 | fa2c3d3c9e11… |
| 205.153.108.0 – 205.153.111.255 | 1,024 | US |
allocated | 1995-05-23 | 2589cc2ce58f… |
| 205.159.134.0 – 205.159.134.255 | 256 | US |
allocated | 1995-05-23 | db7dc93c905b… |
| 205.167.92.0 – 205.167.93.255 | 512 | US |
allocated | 1995-05-23 | d0609808295d… |
| 149.8.0.0 – 149.8.255.255 | 65,536 | US |
allocated | 1995-05-22 | 0b4c396f0b41… |
| 199.185.255.0 – 199.185.255.255 | 256 |  CA |
allocated | 1995-05-22 | 37324389b052… |
| 204.238.158.0 – 204.238.158.255 | 256 | US |
allocated | 1995-05-22 | 458c5b99fc89… |
| 204.238.160.0 – 204.238.160.255 | 256 | US |
allocated | 1995-05-22 | 3cc0284a3676… |
| 204.238.161.0 – 204.238.161.255 | 256 | US |
allocated | 1995-05-22 | 10256bdde5a6… |
| 204.238.162.0 – 204.238.162.255 | 256 | US |
allocated | 1995-05-22 | b6313c1b61da… |
| 204.238.163.0 – 204.238.163.255 | 256 | US |
allocated | 1995-05-22 | 9ed9cb467935… |
| 204.238.164.0 – 204.238.164.255 | 256 | US |
allocated | 1995-05-22 | 65bd197aba2c… |
| 204.238.165.0 – 204.238.165.255 | 256 | US |
allocated | 1995-05-22 | c14ddf88ebdd… |
| 204.238.166.0 – 204.238.166.255 | 256 | US |
allocated | 1995-05-22 | 4e9510e76817… |
| 204.238.167.0 – 204.238.167.255 | 256 | US |
allocated | 1995-05-22 | b9a79125d3ac… |
| 204.238.169.0 – 204.238.169.255 | 256 | US |
allocated | 1995-05-22 | 3fd7c1b2ff45… |
| 204.238.170.0 – 204.238.170.255 | 256 | US |
allocated | 1995-05-22 | af1b3005c53e… |
| 204.238.171.0 – 204.238.171.255 | 256 | US |
allocated | 1995-05-22 | 277dccedd17b… |
| 204.238.172.0 – 204.238.172.255 | 256 | US |
allocated | 1995-05-22 | bd5711258ab2… |
| 205.144.224.0 – 205.144.239.255 | 4,096 | US |
allocated | 1995-05-22 | 1578c49d4b55… |
| 205.189.208.0 – 205.189.209.255 | 512 | CA |
allocated | 1995-05-22 | 5cacbddd971b… |
| 204.77.141.0 – 204.77.141.255 | 256 | US |
allocated | 1995-05-19 | 22389f1c159d… |
| 204.77.142.0 – 204.77.142.255 | 256 | US |
allocated | 1995-05-19 | 22389f1c159d… |
| 204.238.157.0 – 204.238.157.255 | 256 | US |
allocated | 1995-05-19 | 0a5b07505d9a… |
| 205.143.152.0 – 205.143.159.255 | 2,048 | US |
allocated | 1995-05-19 | 6ce1b2f118bf… |
| 205.143.160.0 – 205.143.167.255 | 2,048 | US |
allocated | 1995-05-19 | 4433b1231e08… |
| 205.147.160.0 – 205.147.191.255 | 8,192 | US |
allocated | 1995-05-19 | 45fb1dc64650… |
| 205.153.84.0 – 205.153.87.255 | 1,024 | US |
allocated | 1995-05-19 | 1971bb12d595… |
| 205.153.88.0 – 205.153.91.255 | 1,024 | US |
allocated | 1995-05-19 | fd07a4461db4… |
| 205.153.92.0 – 205.153.95.255 | 1,024 | US |
allocated | 1995-05-19 | 01e3770de2e2… |
| 206.15.0.0 – 206.15.31.255 | 8,192 | US |
allocated | 1995-05-19 | e5e3b9c13678… |
| 206.20.0.0 – 206.20.255.255 | 65,536 | US |
allocated | 1995-05-19 | 278d3043dbec… |
| 206.21.0.0 – 206.21.255.255 | 65,536 | US |
allocated | 1995-05-19 | f4bb71b8cdaf… |
| 206.22.0.0 – 206.22.255.255 | 65,536 | US |
allocated | 1995-05-19 | c6c154e59512… |
| 192.189.74.0 – 192.189.74.255 | 256 | US |
allocated | 1995-05-18 | 50c35859e7f5… |
| 204.238.151.0 – 204.238.151.255 | 256 | US |
allocated | 1995-05-18 | a9b7f5fa5eac… |
| 204.238.153.0 – 204.238.153.255 | 256 | US |
allocated | 1995-05-18 | fd7be83bbdc9… |
| 204.238.154.0 – 204.238.154.255 | 256 | US |
allocated | 1995-05-18 | d561e162b124… |
| 204.238.155.0 – 204.238.155.255 | 256 | US |
allocated | 1995-05-18 | 7205b51839ec… |
| 204.238.156.0 – 204.238.156.255 | 256 | US |
allocated | 1995-05-18 | 70640af3fc25… |
| 205.144.192.0 – 205.144.207.255 | 4,096 | US |
allocated | 1995-05-18 | da4c532c313c… |
| 205.167.88.0 – 205.167.89.255 | 512 | US |
allocated | 1995-05-18 | 0e69fb8aade4… |
| 205.167.90.0 – 205.167.91.255 | 512 | US |
allocated | 1995-05-18 | b7759cd1ff61… |
| 205.254.224.0 – 205.254.255.255 | 8,192 | US |
allocated | 1995-05-18 | 86987f63c1be… |
| 204.238.146.0 – 204.238.146.255 | 256 | US |
allocated | 1995-05-17 | 96881b18e83c… |