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 |
|---|---|---|---|---|---|
| 199.201.144.0 – 199.201.144.255 | 256 |  US |
allocated | 1994-04-28 | 424b165b8c44… |
| 199.201.145.0 – 199.201.145.255 | 256 | US |
allocated | 1994-04-28 | 5dcea3c7630a… |
| 199.201.146.0 – 199.201.146.255 | 256 | US |
allocated | 1994-04-28 | 197fa42e231f… |
| 199.201.147.0 – 199.201.147.255 | 256 | US |
allocated | 1994-04-28 | 1a56d7b2a792… |
| 199.201.162.0 – 199.201.163.255 | 512 | US |
allocated | 1994-04-28 | 718dd4d05046… |
| 199.201.164.0 – 199.201.167.255 | 1,024 | US |
allocated | 1994-04-28 | 45a6738349b5… |
| 199.201.168.0 – 199.201.168.255 | 256 | US |
allocated | 1994-04-28 | 45a6738349b5… |
| 199.217.128.0 – 199.217.255.255 | 32,768 | US |
allocated | 1994-04-28 | 9f14454567a6… |
| 199.223.128.0 – 199.223.191.255 | 16,384 | US |
allocated | 1994-04-28 | acb8a32a4876… |
| 199.223.192.0 – 199.223.207.255 | 4,096 | US |
allocated | 1994-04-28 | acb8a32a4876… |
| 199.247.158.0 – 199.247.158.255 | 256 |  CA |
allocated | 1994-04-28 | 7a91cad7bd4e… |
| 199.247.206.0 – 199.247.207.255 | 512 | CA |
allocated | 1994-04-28 | 7a91cad7bd4e… |
| 200.10.155.0 – 200.10.155.255 | 256 | US |
allocated | 1994-04-28 | 9f2b1861b924… |
| 168.158.0.0 – 168.158.255.255 | 65,536 | US |
allocated | 1994-04-27 | 94d45c974f3e… |
| 198.203.170.0 – 198.203.170.255 | 256 | US |
allocated | 1994-04-27 | 9d22bb7f677f… |
| 198.203.171.0 – 198.203.171.255 | 256 | US |
allocated | 1994-04-27 | 9d22bb7f677f… |
| 198.203.172.0 – 198.203.172.255 | 256 | US |
allocated | 1994-04-27 | ea3eaf028514… |
| 199.190.198.0 – 199.190.199.255 | 512 | US |
allocated | 1994-04-27 | 89ae853a0ed6… |
| 199.190.200.0 – 199.190.200.255 | 256 | US |
allocated | 1994-04-27 | 89ae853a0ed6… |
| 199.190.201.0 – 199.190.201.255 | 256 | US |
allocated | 1994-04-27 | 9484a7e5596d… |
| 199.243.0.0 – 199.243.255.255 | 65,536 | CA |
allocated | 1994-04-27 | 7de51f8320f6… |
| 199.245.16.0 – 199.245.31.255 | 4,096 | US |
allocated | 1994-04-27 | 9f14454567a6… |
| 198.161.206.0 – 198.161.206.255 | 256 | CA |
allocated | 1994-04-26 | 6b75b6fdf211… |
| 198.161.216.0 – 198.161.216.255 | 256 | CA |
allocated | 1994-04-26 | ebd4d8ad846b… |
| 198.168.252.0 – 198.168.253.255 | 512 | CA |
allocated | 1994-04-26 | bfd04e1457b8… |
| 198.235.2.0 – 198.235.2.255 | 256 | CA |
allocated | 1994-04-26 | f13b663e23cc… |
| 198.235.154.0 – 198.235.154.255 | 256 | CA |
allocated | 1994-04-26 | 445e4adb96b8… |
| 199.43.120.0 – 199.43.121.255 | 512 | CA |
allocated | 1994-04-26 | 40c515404681… |
| 199.43.122.0 – 199.43.122.255 | 256 | CA |
allocated | 1994-04-26 | 40c515404681… |
| 199.43.123.0 – 199.43.123.255 | 256 | CA |
allocated | 1994-04-26 | a95caaf130c8… |
| 199.43.124.0 – 199.43.127.255 | 1,024 | CA |
allocated | 1994-04-26 | a95caaf130c8… |
| 199.43.128.0 – 199.43.129.255 | 512 | CA |
allocated | 1994-04-26 | a95caaf130c8… |
| 199.60.208.0 – 199.60.209.255 | 512 | CA |
allocated | 1994-04-26 | f61196355c8f… |
| 199.166.20.0 – 199.166.20.255 | 256 | CA |
allocated | 1994-04-26 | 3ad96a9c3cbe… |
| 199.166.24.0 – 199.166.31.255 | 2,048 | US |
allocated | 1994-04-26 | f6bbd795ff61… |
| 199.190.190.0 – 199.190.190.255 | 256 | US |
allocated | 1994-04-26 | 76ea3d9dd284… |
| 199.190.191.0 – 199.190.191.255 | 256 | US |
allocated | 1994-04-26 | c8847b72ac6d… |
| 199.190.192.0 – 199.190.192.255 | 256 | US |
allocated | 1994-04-26 | a71f81ddbdfd… |
| 199.190.193.0 – 199.190.193.255 | 256 | US |
allocated | 1994-04-26 | 0505e7143a91… |
| 199.212.250.0 – 199.212.251.255 | 512 | CA |
allocated | 1994-04-26 | a7e0ee0b35ea… |
| 199.212.252.0 – 199.212.253.255 | 512 | CA |
allocated | 1994-04-26 | a7e0ee0b35ea… |
| 199.212.254.0 – 199.212.254.255 | 256 | CA |
allocated | 1994-04-26 | a7e0ee0b35ea… |
| 204.68.0.0 – 204.68.7.255 | 2,048 | US |
allocated | 1994-04-26 | db20815be736… |
| 170.126.0.0 – 170.126.255.255 | 65,536 | US |
allocated | 1994-04-25 | ffd67fadfdd4… |
| 170.144.0.0 – 170.144.255.255 | 65,536 | US |
allocated | 1994-04-25 | 6154750e26cb… |
| 198.203.160.0 – 198.203.163.255 | 1,024 | US |
allocated | 1994-04-25 | ab8fbffb58a0… |
| 198.203.164.0 – 198.203.164.255 | 256 | US |
allocated | 1994-04-25 | 18a98ac31cdd… |
| 198.203.166.0 – 198.203.166.255 | 256 | US |
allocated | 1994-04-25 | fa52d7f85fdc… |
| 198.203.167.0 – 198.203.167.255 | 256 | US |
allocated | 1994-04-25 | 85d3bf37fa85… |
| 198.203.168.0 – 198.203.168.255 | 256 | US |
allocated | 1994-04-25 | 169abd9975c0… |
| 199.190.172.0 – 199.190.172.255 | 256 | US |
allocated | 1994-04-25 | b4150ad62c3c… |
| 199.190.173.0 – 199.190.173.255 | 256 | US |
allocated | 1994-04-25 | ce9629a94f1a… |
| 199.190.174.0 – 199.190.174.255 | 256 | US |
allocated | 1994-04-25 | 66b2a8992982… |
| 199.190.175.0 – 199.190.175.255 | 256 | US |
allocated | 1994-04-25 | 6bb4bf629a4c… |
| 199.190.176.0 – 199.190.177.255 | 512 | US |
allocated | 1994-04-25 | aac8b1a35501… |
| 199.190.178.0 – 199.190.179.255 | 512 | US |
allocated | 1994-04-25 | 5217b4e7b0a5… |
| 199.190.180.0 – 199.190.180.255 | 256 | US |
allocated | 1994-04-25 | 5217b4e7b0a5… |
| 199.190.181.0 – 199.190.181.255 | 256 | US |
allocated | 1994-04-25 | ca2e412fb7a7… |
| 199.190.182.0 – 199.190.182.255 | 256 | US |
allocated | 1994-04-25 | ca2e412fb7a7… |
| 199.190.183.0 – 199.190.183.255 | 256 | US |
allocated | 1994-04-25 | 222eeb312860… |
| 199.190.186.0 – 199.190.186.255 | 256 | US |
allocated | 1994-04-25 | ac55cdae4232… |
| 199.190.187.0 – 199.190.187.255 | 256 | US |
allocated | 1994-04-25 | 2248df4eb3f2… |
| 199.190.188.0 – 199.190.188.255 | 256 | US |
allocated | 1994-04-25 | e683c9384285… |
| 199.190.189.0 – 199.190.189.255 | 256 | US |
allocated | 1994-04-25 | e683c9384285… |
| 199.244.0.0 – 199.244.7.255 | 2,048 | US |
allocated | 1994-04-25 | 5fc810cf6260… |
| 199.244.8.0 – 199.244.11.255 | 1,024 | US |
allocated | 1994-04-25 | 5fc810cf6260… |
| 199.244.12.0 – 199.244.13.255 | 512 | US |
allocated | 1994-04-25 | 5fc810cf6260… |
| 199.244.16.0 – 199.244.23.255 | 2,048 | US |
allocated | 1994-04-25 | 0e4df201e4df… |
| 199.244.24.0 – 199.244.25.255 | 512 | US |
allocated | 1994-04-25 | 0e4df201e4df… |
| 199.244.32.0 – 199.244.47.255 | 4,096 | US |
allocated | 1994-04-25 | 771ca393ac6f… |
| 199.167.0.0 – 199.167.7.255 | 2,048 | US |
allocated | 1994-04-22 | c745ab463821… |
| 199.190.158.0 – 199.190.158.255 | 256 | US |
allocated | 1994-04-22 | f76730a691f0… |
| 199.190.160.0 – 199.190.161.255 | 512 | US |
allocated | 1994-04-22 | dc4dab5d216e… |
| 199.190.163.0 – 199.190.163.255 | 256 | US |
allocated | 1994-04-22 | dc4dab5d216e… |
| 199.190.164.0 – 199.190.164.255 | 256 | US |
allocated | 1994-04-22 | dc4dab5d216e… |
| 199.190.166.0 – 199.190.166.255 | 256 | US |
allocated | 1994-04-22 | dc4dab5d216e… |
| 199.190.169.0 – 199.190.169.255 | 256 | US |
allocated | 1994-04-22 | de6fa04002cc… |
| 199.190.170.0 – 199.190.171.255 | 512 | US |
allocated | 1994-04-22 | ec7b11062e60… |
| 139.151.0.0 – 139.151.255.255 | 65,536 | US |
allocated | 1994-04-21 | ab62299182e5… |
| 168.127.0.0 – 168.127.255.255 | 65,536 | US |
allocated | 1994-04-21 | b19502adef42… |
| 170.123.0.0 – 170.123.255.255 | 65,536 | US |
allocated | 1994-04-21 | 4011adcb3f3a… |
| 170.124.0.0 – 170.124.255.255 | 65,536 | US |
allocated | 1994-04-21 | dd4622b3d618… |
| 170.125.0.0 – 170.125.255.255 | 65,536 | US |
allocated | 1994-04-21 | c3418983f961… |
| 198.161.205.0 – 198.161.205.255 | 256 | CA |
allocated | 1994-04-21 | f9990722a496… |
| 198.169.241.0 – 198.169.241.255 | 256 | CA |
allocated | 1994-04-21 | fc1a35f37eaf… |
| 198.169.242.0 – 198.169.243.255 | 512 | CA |
allocated | 1994-04-21 | fc1a35f37eaf… |
| 198.169.244.0 – 198.169.245.255 | 512 | CA |
allocated | 1994-04-21 | fc1a35f37eaf… |
| 198.169.246.0 – 198.169.247.255 | 512 | CA |
allocated | 1994-04-21 | a32e7a87f61e… |
| 198.169.248.0 – 198.169.251.255 | 1,024 | CA |
allocated | 1994-04-21 | a32e7a87f61e… |
| 198.169.252.0 – 198.169.252.255 | 256 | CA |
allocated | 1994-04-21 | a32e7a87f61e… |
| 198.203.155.0 – 198.203.155.255 | 256 | US |
allocated | 1994-04-21 | 49d345b5294a… |
| 198.203.156.0 – 198.203.159.255 | 1,024 | US |
allocated | 1994-04-21 | 49d345b5294a… |
| 199.190.134.0 – 199.190.134.255 | 256 | US |
allocated | 1994-04-21 | 9c1da5846bff… |
| 199.190.135.0 – 199.190.135.255 | 256 | US |
allocated | 1994-04-21 | 38b864b0a66b… |
| 199.190.140.0 – 199.190.140.255 | 256 | US |
allocated | 1994-04-21 | 67d92407a0d0… |
| 199.190.141.0 – 199.190.141.255 | 256 | US |
allocated | 1994-04-21 | d238f50eed8e… |
| 199.190.142.0 – 199.190.142.255 | 256 | US |
allocated | 1994-04-21 | bd3bf04dbdaa… |
| 199.190.143.0 – 199.190.143.255 | 256 | US |
allocated | 1994-04-21 | 0e7756b24afb… |
| 199.190.144.0 – 199.190.144.255 | 256 | US |
allocated | 1994-04-21 | 38ef5fe49a65… |
| 199.190.145.0 – 199.190.145.255 | 256 | US |
allocated | 1994-04-21 | 8b317cff116c… |