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
1,645,590,528
📦
IPv4 networks
76,679
delegated blocks
🧭
IPv6 networks
11,339
delegated blocks
🔗
Autonomous systems
34,020
ASNs
// browse the objects
Browse the ARIN registry
| Range | Addresses | Country | Status | Allocated | Org handle |
|---|---|---|---|---|---|
| 199.165.253.0 – 199.165.253.255 | 256 |  US |
allocated | 1994-04-14 | 70839e9b38b0… |
| 199.165.254.0 – 199.165.254.255 | 256 | US |
allocated | 1994-04-14 | b570642ee1b7… |
| 199.184.162.0 – 199.184.162.255 | 256 | US |
allocated | 1994-04-14 | d737378e21cb… |
| 199.184.163.0 – 199.184.163.255 | 256 | US |
allocated | 1994-04-14 | dc24149ecdee… |
| 199.184.164.0 – 199.184.164.255 | 256 | US |
allocated | 1994-04-14 | aec5f9b411f8… |
| 199.184.166.0 – 199.184.166.255 | 256 | US |
allocated | 1994-04-14 | 215d31e9dff6… |
| 199.184.168.0 – 199.184.168.255 | 256 | US |
allocated | 1994-04-14 | e220ed812a4c… |
| 199.184.169.0 – 199.184.169.255 | 256 | US |
allocated | 1994-04-14 | b6b3dac28b5b… |
| 199.184.170.0 – 199.184.170.255 | 256 | US |
allocated | 1994-04-14 | c4b1ed9f2ba1… |
| 199.184.171.0 – 199.184.171.255 | 256 | US |
allocated | 1994-04-14 | bdb1b59105cb… |
| 199.184.172.0 – 199.184.172.255 | 256 | US |
allocated | 1994-04-14 | bdb1b59105cb… |
| 199.184.173.0 – 199.184.173.255 | 256 | US |
allocated | 1994-04-14 | c195c523c9d7… |
| 199.184.174.0 – 199.184.174.255 | 256 | US |
allocated | 1994-04-14 | fd712e85b2d9… |
| 199.184.175.0 – 199.184.175.255 | 256 | US |
allocated | 1994-04-14 | 1fa253432df4… |
| 199.184.176.0 – 199.184.176.255 | 256 | US |
allocated | 1994-04-14 | 8b72a1c5347a… |
| 199.184.177.0 – 199.184.177.255 | 256 | US |
allocated | 1994-04-14 | 1d4894a409ef… |
| 199.184.178.0 – 199.184.178.255 | 256 | US |
allocated | 1994-04-14 | 1d4894a409ef… |
| 199.184.179.0 – 199.184.179.255 | 256 | US |
allocated | 1994-04-14 | a7569523de47… |
| 199.184.180.0 – 199.184.180.255 | 256 | US |
allocated | 1994-04-14 | e93e3064a351… |
| 199.184.186.0 – 199.184.186.255 | 256 | US |
allocated | 1994-04-14 | 151863f0b831… |
| 199.184.187.0 – 199.184.187.255 | 256 | US |
allocated | 1994-04-14 | 917b6015ad08… |
| 199.184.188.0 – 199.184.188.255 | 256 | US |
allocated | 1994-04-14 | 53e26289c4b6… |
| 199.184.189.0 – 199.184.189.255 | 256 | US |
allocated | 1994-04-14 | ca2e412fb7a7… |
| 199.184.190.0 – 199.184.190.255 | 256 | US |
allocated | 1994-04-14 | 936a422577e4… |
| 199.184.191.0 – 199.184.191.255 | 256 | US |
allocated | 1994-04-14 | eb388bba9b76… |
| 199.184.192.0 – 199.184.192.255 | 256 | US |
allocated | 1994-04-14 | 0d1e1c5866a1… |
| 199.224.16.0 – 199.224.31.255 | 4,096 | US |
allocated | 1994-04-14 | cc5486380ee2… |
| 170.111.0.0 – 170.111.255.255 | 65,536 | US |
allocated | 1994-04-13 | 390853dfff13… |
| 170.112.0.0 – 170.112.255.255 | 65,536 | US |
allocated | 1994-04-13 | 8904061a5501… |
| 170.113.0.0 – 170.113.255.255 | 65,536 | US |
allocated | 1994-04-13 | 9f8487e59ee9… |
| 198.203.128.0 – 198.203.128.255 | 256 | US |
allocated | 1994-04-13 | 590a17727452… |
| 198.203.129.0 – 198.203.129.255 | 256 | US |
allocated | 1994-04-13 | eb2db19a42f4… |
| 198.204.128.0 – 198.204.191.255 | 16,384 | US |
allocated | 1994-04-13 | aaba12e06546… |
| 198.204.192.0 – 198.204.199.255 | 2,048 | US |
allocated | 1994-04-13 | aaba12e06546… |
| 198.204.200.0 – 198.204.201.255 | 512 | US |
allocated | 1994-04-13 | aaba12e06546… |
| 198.204.202.0 – 198.204.202.255 | 256 | US |
allocated | 1994-04-13 | aaba12e06546… |
| 199.10.241.0 – 199.10.241.255 | 256 | US |
allocated | 1994-04-13 | 45fe880b68a8… |
| 199.165.241.0 – 199.165.241.255 | 256 | US |
allocated | 1994-04-13 | 4fad510a7b45… |
| 199.165.242.0 – 199.165.242.255 | 256 | US |
allocated | 1994-04-13 | f36efc0d4d7a… |
| 199.165.243.0 – 199.165.243.255 | 256 | US |
allocated | 1994-04-13 | 71ec2af811cd… |
| 199.165.244.0 – 199.165.244.255 | 256 | US |
allocated | 1994-04-13 | 386c9876353a… |
| 199.231.8.0 – 199.231.15.255 | 2,048 | US |
allocated | 1994-04-13 | 089abf4aedd1… |
| 199.233.16.0 – 199.233.23.255 | 2,048 | US |
allocated | 1994-04-13 | 32636b7a8abf… |
| 199.233.24.0 – 199.233.25.255 | 512 | US |
allocated | 1994-04-13 | 32636b7a8abf… |
| 198.200.243.0 – 198.200.243.255 | 256 | US |
allocated | 1994-04-12 | 157d34d45d6d… |
| 198.200.244.0 – 198.200.244.255 | 256 | US |
allocated | 1994-04-12 | a26428b4f79d… |
| 198.200.246.0 – 198.200.246.255 | 256 | US |
allocated | 1994-04-12 | 5ac938300739… |
| 198.200.247.0 – 198.200.247.255 | 256 | US |
allocated | 1994-04-12 | 3643cb1f407b… |
| 198.200.248.0 – 198.200.248.255 | 256 | US |
allocated | 1994-04-12 | ab71c63aad4b… |
| 198.200.249.0 – 198.200.249.255 | 256 | US |
allocated | 1994-04-12 | 5a88a00266fb… |
| 198.200.251.0 – 198.200.251.255 | 256 | US |
allocated | 1994-04-12 | bd7b25200e3a… |
| 199.10.240.0 – 199.10.240.255 | 256 | US |
allocated | 1994-04-12 | 45fe880b68a8… |
| 170.110.0.0 – 170.110.255.255 | 65,536 | US |
allocated | 1994-04-11 | 1b3993ff9cde… |
| 192.40.29.0 – 192.40.29.255 | 256 | US |
allocated | 1994-04-11 | 65a7e8e76da3… |
| 198.200.227.0 – 198.200.227.255 | 256 | US |
allocated | 1994-04-11 | a294c42cb6cb… |
| 198.200.228.0 – 198.200.228.255 | 256 | US |
allocated | 1994-04-11 | 5d5265cacd82… |
| 198.200.229.0 – 198.200.229.255 | 256 | US |
allocated | 1994-04-11 | 135cefe8ddf0… |
| 198.200.230.0 – 198.200.231.255 | 512 | US |
allocated | 1994-04-11 | 135cefe8ddf0… |
| 198.200.232.0 – 198.200.233.255 | 512 | US |
allocated | 1994-04-11 | 927ca3d1692b… |
| 198.200.234.0 – 198.200.234.255 | 256 | US |
allocated | 1994-04-11 | 50296a2926ac… |
| 198.200.235.0 – 198.200.235.255 | 256 | US |
allocated | 1994-04-11 | c20bd397d37d… |
| 198.200.236.0 – 198.200.236.255 | 256 | US |
allocated | 1994-04-11 | 043bfd8cfce8… |
| 198.200.237.0 – 198.200.237.255 | 256 | US |
allocated | 1994-04-11 | 043bfd8cfce8… |
| 198.200.238.0 – 198.200.238.255 | 256 | US |
allocated | 1994-04-11 | 3daa5afc6a63… |
| 198.200.239.0 – 198.200.239.255 | 256 | US |
allocated | 1994-04-11 | b29735fe3796… |
| 199.10.239.0 – 199.10.239.255 | 256 | US |
allocated | 1994-04-11 | 45fe880b68a8… |
| 199.43.119.0 – 199.43.119.255 | 256 |  CA |
allocated | 1994-04-11 | 9be88361a6a7… |
| 199.181.234.0 – 199.181.234.255 | 256 | US |
allocated | 1994-04-11 | b80467dd60d6… |
| 199.181.235.0 – 199.181.235.255 | 256 | US |
allocated | 1994-04-11 | 9a65a87e3abf… |
| 199.181.236.0 – 199.181.236.255 | 256 | US |
allocated | 1994-04-11 | 9e4061ed841a… |
| 199.181.237.0 – 199.181.237.255 | 256 | US |
allocated | 1994-04-11 | f874ba60f9fd… |
| 199.181.241.0 – 199.181.241.255 | 256 | US |
allocated | 1994-04-11 | 4b93a039086c… |
| 199.181.243.0 – 199.181.243.255 | 256 | US |
allocated | 1994-04-11 | c418e2c8897a… |
| 199.181.244.0 – 199.181.244.255 | 256 | US |
allocated | 1994-04-11 | 14c269545101… |
| 199.181.245.0 – 199.181.245.255 | 256 | US |
allocated | 1994-04-11 | 39bbcae0c6d5… |
| 199.181.246.0 – 199.181.246.255 | 256 | US |
allocated | 1994-04-11 | e0c0326adecf… |
| 199.181.248.0 – 199.181.249.255 | 512 | US |
allocated | 1994-04-11 | 535d44b441d5… |
| 199.181.250.0 – 199.181.250.255 | 256 | US |
allocated | 1994-04-11 | 1c2a8e209efd… |
| 199.181.251.0 – 199.181.251.255 | 256 | US |
allocated | 1994-04-11 | e5e3b9c13678… |
| 199.181.252.0 – 199.181.253.255 | 512 | US |
allocated | 1994-04-11 | 7a43b8579dc2… |
| 199.181.254.0 – 199.181.254.255 | 256 | US |
allocated | 1994-04-11 | 7a43b8579dc2… |
| 199.184.136.0 – 199.184.136.255 | 256 | US |
allocated | 1994-04-11 | 60addb5f96e8… |
| 199.184.137.0 – 199.184.137.255 | 256 | US |
allocated | 1994-04-11 | ffe408ade695… |
| 199.230.0.0 – 199.230.7.255 | 2,048 | US |
allocated | 1994-04-11 | 464ee2e27228… |
| 199.230.8.0 – 199.230.9.255 | 512 | US |
allocated | 1994-04-11 | 464ee2e27228… |
| 199.231.32.0 – 199.231.47.255 | 4,096 | US |
allocated | 1994-04-11 | 6717924e7c7b… |
| 199.231.48.0 – 199.231.51.255 | 1,024 | US |
allocated | 1994-04-11 | 6717924e7c7b… |
| 198.168.200.0 – 198.168.203.255 | 1,024 | CA |
allocated | 1994-04-08 | 47eea7ff20e8… |
| 198.168.204.0 – 198.168.205.255 | 512 | CA |
allocated | 1994-04-08 | 47eea7ff20e8… |
| 198.168.206.0 – 198.168.206.255 | 256 | CA |
allocated | 1994-04-08 | 47eea7ff20e8… |
| 198.200.226.0 – 198.200.226.255 | 256 | US |
allocated | 1994-04-08 | be54fb1f24dd… |
| 199.10.237.0 – 199.10.237.255 | 256 | US |
allocated | 1994-04-08 | 45fe880b68a8… |
| 199.10.238.0 – 199.10.238.255 | 256 | US |
allocated | 1994-04-08 | 45fe880b68a8… |
| 199.71.113.0 – 199.71.113.255 | 256 | CA |
allocated | 1994-04-08 | 7c2ce68e1024… |
| 199.175.64.0 – 199.175.95.255 | 8,192 | CA |
allocated | 1994-04-08 | 815776c68309… |
| 199.175.242.0 – 199.175.243.255 | 512 | CA |
allocated | 1994-04-08 | f4d547cd037d… |
| 199.175.244.0 – 199.175.244.255 | 256 | CA |
allocated | 1994-04-08 | f4d547cd037d… |
| 170.107.0.0 – 170.107.255.255 | 65,536 | US |
allocated | 1994-04-07 | f3ff372d25a8… |
| 170.108.0.0 – 170.108.255.255 | 65,536 | US |
allocated | 1994-04-07 | 054bd44f47f2… |
| 170.109.0.0 – 170.109.255.255 | 65,536 | US |
allocated | 1994-04-07 | a8984813d6bc… |