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
1,645,583,360
📦
IPv4 networks
76,686
delegated blocks
🧭
IPv6 networks
11,342
delegated blocks
🔗
Autonomous systems
34,022
ASNs
// browse the objects
Browse the ARIN registry
| Range | Addresses | Country | Status | Allocated | Org handle |
|---|---|---|---|---|---|
| 198.203.165.0 – 198.203.165.255 | 256 |  US |
allocated | 1994-04-25 | 98cca76554c1… |
| 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… |
| 199.190.146.0 – 199.190.147.255 | 512 | US |
allocated | 1994-04-21 | 7b5e9d50ceb0… |
| 199.190.148.0 – 199.190.149.255 | 512 | US |
allocated | 1994-04-21 | 7b5e9d50ceb0… |
| 199.190.150.0 – 199.190.150.255 | 256 | US |
allocated | 1994-04-21 | 7b5e9d50ceb0… |
| 199.190.151.0 – 199.190.151.255 | 256 | US |
allocated | 1994-04-21 | 5dea1b59c411… |
| 199.190.152.0 – 199.190.153.255 | 512 | US |
allocated | 1994-04-21 | 5dea1b59c411… |
| 199.190.154.0 – 199.190.154.255 | 256 | US |
allocated | 1994-04-21 | 5dea1b59c411… |
| 199.190.155.0 – 199.190.155.255 | 256 | US |
allocated | 1994-04-21 | e4b0fda0f7a8… |
| 199.190.156.0 – 199.190.156.255 | 256 | US |
allocated | 1994-04-21 | cad9dc5510ba… |
| 199.190.157.0 – 199.190.157.255 | 256 | US |
allocated | 1994-04-21 | 36c2d97df0fe… |
| 199.241.0.0 – 199.241.7.255 | 2,048 | US |
allocated | 1994-04-21 | 1ba7a033ef5c… |
| 199.241.8.0 – 199.241.11.255 | 1,024 | US |
allocated | 1994-04-21 | b7b567c0a7d1… |
| 199.241.12.0 – 199.241.13.255 | 512 | US |
allocated | 1994-04-21 | b7b567c0a7d1… |
| 199.242.0.0 – 199.242.7.255 | 2,048 | US |
allocated | 1994-04-21 | 225bf12fc6bd… |
| 199.242.16.0 – 199.242.23.255 | 2,048 | US |
allocated | 1994-04-21 | cdb7d42057bd… |
| 199.242.24.0 – 199.242.25.255 | 512 | US |
allocated | 1994-04-21 | cdb7d42057bd… |
| 170.122.0.0 – 170.122.255.255 | 65,536 | US |
allocated | 1994-04-20 | edb71e7ecb1a… |
| 198.203.143.0 – 198.203.143.255 | 256 | US |
allocated | 1994-04-20 | 4e11b16bce17… |
| 198.203.144.0 – 198.203.144.255 | 256 | US |
allocated | 1994-04-20 | 4e11b16bce17… |
| 198.203.146.0 – 198.203.146.255 | 256 | US |
allocated | 1994-04-20 | 302a331cdea3… |
| 198.203.147.0 – 198.203.147.255 | 256 | US |
allocated | 1994-04-20 | cf768b3649eb… |
| 198.203.148.0 – 198.203.148.255 | 256 | US |
allocated | 1994-04-20 | cf768b3649eb… |
| 198.203.151.0 – 198.203.151.255 | 256 | US |
allocated | 1994-04-20 | 9162da8c996d… |
| 198.203.152.0 – 198.203.152.255 | 256 | US |
allocated | 1994-04-20 | 0be6d4a073d0… |
| 198.203.153.0 – 198.203.153.255 | 256 | US |
allocated | 1994-04-20 | 150fca1ac869… |
| 198.203.154.0 – 198.203.154.255 | 256 | US |
allocated | 1994-04-20 | e220ed812a4c… |
| 199.10.248.0 – 199.10.248.255 | 256 | US |
allocated | 1994-04-20 | 45fe880b68a8… |
| 199.10.249.0 – 199.10.249.255 | 256 | US |
allocated | 1994-04-20 | 45fe880b68a8… |
| 199.10.250.0 – 199.10.250.255 | 256 | US |
allocated | 1994-04-20 | 45fe880b68a8… |
| 199.10.251.0 – 199.10.251.255 | 256 | US |
allocated | 1994-04-20 | 45fe880b68a8… |
| 199.175.7.0 – 199.175.7.255 | 256 | US |
allocated | 1994-04-20 | c69d336501b4… |
| 199.190.130.0 – 199.190.130.255 | 256 | US |
allocated | 1994-04-20 | b791da9fbd01… |
| 199.190.132.0 – 199.190.132.255 | 256 | US |
allocated | 1994-04-20 | 7e83c22a75ee… |
| 199.191.128.0 – 199.191.255.255 | 32,768 | US |
allocated | 1994-04-20 | 7347b13c724c… |
| 199.197.128.0 – 199.197.255.255 | 32,768 | US |
allocated | 1994-04-20 | ec0293ee3467… |
| 199.233.0.0 – 199.233.7.255 | 2,048 | US |
allocated | 1994-04-20 | 6a312ee52cb8… |
| 168.123.0.0 – 168.123.255.255 | 65,536 |  GU |
allocated | 1994-04-19 | 7a244f460286… |
| 168.124.0.0 – 168.124.255.255 | 65,536 | US |
allocated | 1994-04-19 | 32b2ca7b2f06… |
| 168.125.0.0 – 168.125.255.255 | 65,536 | US |
allocated | 1994-04-19 | 621b25d1f0bd… |
| 192.64.1.0 – 192.64.1.255 | 256 | US |
allocated | 1994-04-19 | 646847059361… |
| 192.64.16.0 – 192.64.17.255 | 512 | US |
allocated | 1994-04-19 | 646847059361… |
| 192.64.198.0 – 192.64.198.255 | 256 | US |
allocated | 1994-04-19 | 646847059361… |
| 198.169.112.0 – 198.169.119.255 | 2,048 | CA |
allocated | 1994-04-19 | 0072ff022985… |
| 199.10.245.0 – 199.10.245.255 | 256 | US |
allocated | 1994-04-19 | 45fe880b68a8… |
| 199.10.246.0 – 199.10.246.255 | 256 | US |
allocated | 1994-04-19 | 45fe880b68a8… |
| 199.10.247.0 – 199.10.247.255 | 256 | US |
allocated | 1994-04-19 | 45fe880b68a8… |
| 199.10.252.0 – 199.10.252.255 | 256 | US |
allocated | 1994-04-19 | 45fe880b68a8… |