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
11,469
delegated blocks
🔗
Autonomous systems
34,176
ASNs
// browse the objects
Browse the ARIN registry
| Range | Addresses | Country | Status | Allocated | Org handle |
|---|---|---|---|---|---|
| 204.238.205.0 – 204.238.205.255 | 256 |  US |
allocated | 1995-05-31 | 37a7c9cc583f… |
| 204.238.206.0 – 204.238.206.255 | 256 | US |
allocated | 1995-05-31 | 9aa4a96e2350… |
| 205.143.192.0 – 205.143.199.255 | 2,048 | US |
allocated | 1995-05-31 | e24744960b1d… |
| 205.153.136.0 – 205.153.139.255 | 1,024 | US |
allocated | 1995-05-31 | 65c68f8b3579… |
| 205.153.140.0 – 205.153.143.255 | 1,024 | US |
allocated | 1995-05-31 | 95a229b2beb9… |
| 205.153.144.0 – 205.153.147.255 | 1,024 | US |
allocated | 1995-05-31 | 63faa2b42031… |
| 205.153.148.0 – 205.153.151.255 | 1,024 | US |
allocated | 1995-05-31 | 337d0ac5be22… |
| 205.167.102.0 – 205.167.103.255 | 512 | US |
allocated | 1995-05-31 | 88043af10c36… |
| 205.223.128.0 – 205.223.143.255 | 4,096 | US |
allocated | 1995-05-31 | 2620e4914c7a… |
| 198.207.220.0 – 198.207.220.255 | 256 | US |
allocated | 1995-05-30 | 44cdf92ac2c2… |
| 204.238.192.0 – 204.238.192.255 | 256 | US |
allocated | 1995-05-30 | d916a4eaf1e8… |
| 204.238.193.0 – 204.238.193.255 | 256 | US |
allocated | 1995-05-30 | d9f3cc5597a9… |
| 204.238.194.0 – 204.238.194.255 | 256 | US |
allocated | 1995-05-30 | a3ba2c69f2da… |
| 204.238.195.0 – 204.238.195.255 | 256 | US |
allocated | 1995-05-30 | f9705183a434… |
| 205.143.176.0 – 205.143.183.255 | 2,048 | US |
allocated | 1995-05-30 | c1383a69409b… |
| 205.143.184.0 – 205.143.191.255 | 2,048 | US |
allocated | 1995-05-30 | bc3c643953ea… |
| 205.144.240.0 – 205.144.255.255 | 4,096 | US |
allocated | 1995-05-30 | 8352e037d45e… |
| 205.153.128.0 – 205.153.131.255 | 1,024 | US |
allocated | 1995-05-30 | ae69c2603582… |
| 205.153.132.0 – 205.153.135.255 | 1,024 | US |
allocated | 1995-05-30 | 7dd2df13b382… |
| 206.15.224.0 – 206.15.225.255 | 512 | US |
allocated | 1995-05-30 | f43b309bbf8d… |
| 206.15.226.0 – 206.15.227.255 | 512 | US |
allocated | 1995-05-30 | 31cd5099ffa8… |
| 206.15.228.0 – 206.15.231.255 | 1,024 | US |
allocated | 1995-05-30 | 31cd5099ffa8… |
| 206.15.232.0 – 206.15.232.255 | 256 | US |
allocated | 1995-05-30 | 59d570838b50… |
| 206.15.233.0 – 206.15.233.255 | 256 | US |
allocated | 1995-05-30 | 31cd5099ffa8… |
| 206.15.234.0 – 206.15.235.255 | 512 | US |
allocated | 1995-05-30 | 31cd5099ffa8… |
| 206.15.236.0 – 206.15.239.255 | 1,024 | US |
allocated | 1995-05-30 | f43b309bbf8d… |
| 206.15.240.0 – 206.15.241.255 | 512 | US |
allocated | 1995-05-30 | 31cd5099ffa8… |
| 206.15.242.0 – 206.15.242.255 | 256 | US |
allocated | 1995-05-30 | 31cd5099ffa8… |
| 206.15.243.0 – 206.15.243.255 | 256 | US |
allocated | 1995-05-30 | f43b309bbf8d… |
| 206.15.244.0 – 206.15.244.255 | 256 | US |
allocated | 1995-05-30 | 31cd5099ffa8… |
| 206.15.245.0 – 206.15.245.255 | 256 | US |
allocated | 1995-05-30 | f43b309bbf8d… |
| 206.15.246.0 – 206.15.246.255 | 256 | US |
allocated | 1995-05-30 | f43b309bbf8d… |
| 206.15.247.0 – 206.15.247.255 | 256 | US |
allocated | 1995-05-30 | 31cd5099ffa8… |
| 206.15.248.0 – 206.15.255.255 | 2,048 | US |
allocated | 1995-05-30 | 31cd5099ffa8… |
| 206.23.0.0 – 206.23.255.255 | 65,536 | US |
allocated | 1995-05-30 | 96af201ad48b… |
| 206.36.0.0 – 206.39.255.255 | 262,144 | US |
allocated | 1995-05-30 | 45fe880b68a8… |
| 206.40.0.0 – 206.40.31.255 | 8,192 | US |
allocated | 1995-05-30 | 8c9485eacaf3… |
| 169.207.0.0 – 169.207.255.255 | 65,536 | US |
allocated | 1995-05-26 | 49b68f4f938f… |
| 204.238.189.0 – 204.238.189.255 | 256 | US |
allocated | 1995-05-26 | dbce9f56bf79… |
| 204.238.190.0 – 204.238.190.255 | 256 | US |
allocated | 1995-05-26 | c1911e263ad7… |
| 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… |