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 |
|---|---|---|---|---|---|
| 204.138.4.0 – 204.138.7.255 | 1,024 |  CA |
allocated | 1994-08-30 | e0df55371306… |
| 204.138.8.0 – 204.138.15.255 | 2,048 | CA |
allocated | 1994-08-30 | e0df55371306… |
| 204.138.16.0 – 204.138.23.255 | 2,048 | CA |
allocated | 1994-08-30 | e0df55371306… |
| 204.138.24.0 – 204.138.25.255 | 512 | CA |
allocated | 1994-08-30 | e0df55371306… |
| 204.138.27.0 – 204.138.27.255 | 256 |  GB |
allocated | 1994-08-30 | a66d0b3ece29… |
| 204.138.28.0 – 204.138.28.255 | 256 | CA |
allocated | 1994-08-30 | dc7f2908d190… |
| 204.138.29.0 – 204.138.29.255 | 256 | CA |
allocated | 1994-08-30 | 48df5e49fa1e… |
| 204.138.30.0 – 204.138.31.255 | 512 | CA |
allocated | 1994-08-30 | 48df5e49fa1e… |
| 204.138.32.0 – 204.138.32.255 | 256 | CA |
allocated | 1994-08-30 | c6ef6dc9c094… |
| 204.138.33.0 – 204.138.33.255 | 256 | CA |
allocated | 1994-08-30 | c2869978dc8f… |
| 204.138.34.0 – 204.138.34.255 | 256 | CA |
allocated | 1994-08-30 | 58017c74039e… |
| 204.138.35.0 – 204.138.35.255 | 256 | CA |
allocated | 1994-08-30 | d8d72d331958… |
| 204.138.36.0 – 204.138.36.255 | 256 | CA |
allocated | 1994-08-30 | 915c6b48e802… |
| 204.138.37.0 – 204.138.37.255 | 256 | CA |
allocated | 1994-08-30 | 1d0e2de74ca6… |
| 204.138.38.0 – 204.138.38.255 | 256 | CA |
allocated | 1994-08-30 | 4bd67cb6cae3… |
| 204.138.60.0 – 204.138.60.255 | 256 | CA |
allocated | 1994-08-30 | ff8ba1f41a09… |
| 204.138.61.0 – 204.138.61.255 | 256 | CA |
allocated | 1994-08-30 | 3a2436abefc0… |
| 204.138.62.0 – 204.138.62.255 | 256 | CA |
allocated | 1994-08-30 | c24bb4496b78… |
| 204.138.63.0 – 204.138.63.255 | 256 | CA |
allocated | 1994-08-30 | 4866f7634322… |
| 204.138.64.0 – 204.138.64.255 | 256 | CA |
allocated | 1994-08-30 | 0e8a097cfe63… |
| 204.138.65.0 – 204.138.65.255 | 256 | CA |
allocated | 1994-08-30 | 3b4025f19ab0… |
| 204.138.67.0 – 204.138.67.255 | 256 | CA |
allocated | 1994-08-30 | 2c3810d7f1de… |
| 204.138.68.0 – 204.138.68.255 | 256 |  US |
allocated | 1994-08-30 | bdb3a6b5567a… |
| 204.138.69.0 – 204.138.69.255 | 256 | CA |
allocated | 1994-08-30 | 6fdf66cf0b5e… |
| 204.138.70.0 – 204.138.70.255 | 256 | CA |
allocated | 1994-08-30 | 2e94709b6387… |
| 204.138.71.0 – 204.138.71.255 | 256 | US |
allocated | 1994-08-30 | 85c2d5c1a770… |
| 204.138.73.0 – 204.138.73.255 | 256 | CA |
allocated | 1994-08-30 | 0f895b16cf16… |
| 204.138.80.0 – 204.138.87.255 | 2,048 | CA |
allocated | 1994-08-30 | 1da6f06fbe3b… |
| 204.138.88.0 – 204.138.89.255 | 512 | CA |
allocated | 1994-08-30 | 968e95845c4f… |
| 204.138.90.0 – 204.138.90.255 | 256 | CA |
allocated | 1994-08-30 | 968e95845c4f… |
| 204.138.91.0 – 204.138.91.255 | 256 | CA |
allocated | 1994-08-30 | 86d05afae771… |
| 204.138.92.0 – 204.138.92.255 | 256 | CA |
allocated | 1994-08-30 | 7b1f3508be35… |
| 204.138.93.0 – 204.138.93.255 | 256 | CA |
allocated | 1994-08-30 | 7196065e6764… |
| 204.138.96.0 – 204.138.96.255 | 256 | CA |
allocated | 1994-08-30 | 0b833318e102… |
| 204.138.97.0 – 204.138.97.255 | 256 | US |
allocated | 1994-08-30 | ab226dc561ca… |
| 204.138.98.0 – 204.138.98.255 | 256 | US |
allocated | 1994-08-30 | ab226dc561ca… |
| 204.138.105.0 – 204.138.105.255 | 256 | CA |
allocated | 1994-08-30 | c5d814b4a661… |
| 204.138.108.0 – 204.138.108.255 | 256 | CA |
allocated | 1994-08-30 | d1d5197415c2… |
| 204.138.110.0 – 204.138.110.255 | 256 | CA |
allocated | 1994-08-30 | 1ae6b9923fa2… |
| 204.138.111.0 – 204.138.111.255 | 256 | CA |
allocated | 1994-08-30 | c194de2d3f54… |
| 204.138.113.0 – 204.138.113.255 | 256 | CA |
allocated | 1994-08-30 | 100c616edfd0… |
| 204.138.115.0 – 204.138.115.255 | 256 | CA |
allocated | 1994-08-30 | a2eba22c6c42… |
| 204.138.116.0 – 204.138.116.255 | 256 | CA |
allocated | 1994-08-30 | 3b7ebb6febbf… |
| 204.138.122.0 – 204.138.123.255 | 512 | CA |
allocated | 1994-08-30 | 9b0297fb4ad8… |
| 204.138.124.0 – 204.138.127.255 | 1,024 | CA |
allocated | 1994-08-30 | 9b0297fb4ad8… |
| 204.138.128.0 – 204.138.135.255 | 2,048 | CA |
allocated | 1994-08-30 | 38b9eb47127a… |
| 204.138.138.0 – 204.138.139.255 | 512 | CA |
allocated | 1994-08-30 | 8f6f606b249e… |
| 204.138.140.0 – 204.138.140.255 | 256 | CA |
allocated | 1994-08-30 | 8f6f606b249e… |
| 204.138.141.0 – 204.138.141.255 | 256 | CA |
allocated | 1994-08-30 | f522a5c87d1a… |
| 204.138.142.0 – 204.138.142.255 | 256 | CA |
allocated | 1994-08-30 | 723b93f09ddf… |
| 204.138.143.0 – 204.138.143.255 | 256 | CA |
allocated | 1994-08-30 | 4c7569fd015e… |
| 204.138.144.0 – 204.138.144.255 | 256 | CA |
allocated | 1994-08-30 | 3dd932e85d88… |
| 204.138.151.0 – 204.138.151.255 | 256 | CA |
allocated | 1994-08-30 | 0338aca9eeba… |
| 204.138.153.0 – 204.138.153.255 | 256 | CA |
allocated | 1994-08-30 | 2bc0c706e876… |
| 204.138.154.0 – 204.138.155.255 | 512 | CA |
allocated | 1994-08-30 | 2bc0c706e876… |
| 204.138.156.0 – 204.138.156.255 | 256 | CA |
allocated | 1994-08-30 | 3854e53cf49f… |
| 204.138.157.0 – 204.138.157.255 | 256 | CA |
allocated | 1994-08-30 | cf84401dfcee… |
| 204.138.158.0 – 204.138.158.255 | 256 | CA |
allocated | 1994-08-30 | dae2e5bafdd4… |
| 204.138.159.0 – 204.138.159.255 | 256 | CA |
allocated | 1994-08-30 | 3ee4aa8955e9… |
| 204.138.160.0 – 204.138.163.255 | 1,024 | CA |
allocated | 1994-08-30 | 3ee4aa8955e9… |
| 204.138.164.0 – 204.138.164.255 | 256 | CA |
allocated | 1994-08-30 | cf7c8aa6a1ce… |
| 204.138.165.0 – 204.138.165.255 | 256 | CA |
allocated | 1994-08-30 | 069ab697650e… |
| 204.138.166.0 – 204.138.166.255 | 256 | CA |
allocated | 1994-08-30 | 0684219d5c5e… |
| 204.138.170.0 – 204.138.170.255 | 256 | CA |
allocated | 1994-08-30 | 6ff3f5413b2d… |
| 204.138.171.0 – 204.138.171.255 | 256 | CA |
allocated | 1994-08-30 | ea24b0b9d4e9… |
| 204.138.172.0 – 204.138.172.255 | 256 | CA |
allocated | 1994-08-30 | f130e06a8c68… |
| 204.138.173.0 – 204.138.173.255 | 256 | CA |
allocated | 1994-08-30 | d143e2213f27… |
| 204.138.174.0 – 204.138.175.255 | 512 | CA |
allocated | 1994-08-30 | d143e2213f27… |
| 204.138.178.0 – 204.138.178.255 | 256 | CA |
allocated | 1994-08-30 | ad0d6780d460… |
| 204.138.182.0 – 204.138.182.255 | 256 | CA |
allocated | 1994-08-30 | 0d8acd76b936… |
| 204.138.183.0 – 204.138.183.255 | 256 | CA |
allocated | 1994-08-30 | 5cd2a4900167… |
| 204.138.188.0 – 204.138.188.255 | 256 | CA |
allocated | 1994-08-30 | 9fb0b62bcbf7… |
| 204.138.189.0 – 204.138.189.255 | 256 | CA |
allocated | 1994-08-30 | 05443e417152… |
| 204.138.191.0 – 204.138.191.255 | 256 | CA |
allocated | 1994-08-30 | 2c34ea305f31… |
| 204.138.192.0 – 204.138.223.255 | 8,192 | CA |
allocated | 1994-08-30 | afdbc929cb99… |
| 204.138.224.0 – 204.138.231.255 | 2,048 | CA |
allocated | 1994-08-30 | afdbc929cb99… |
| 204.138.232.0 – 204.138.232.255 | 256 | CA |
allocated | 1994-08-30 | b3e6df5d0273… |
| 204.138.233.0 – 204.138.233.255 | 256 | CA |
allocated | 1994-08-30 | 7e19416fe9f8… |
| 204.138.234.0 – 204.138.235.255 | 512 | CA |
allocated | 1994-08-30 | 52982a3800ad… |
| 204.138.236.0 – 204.138.236.255 | 256 | CA |
allocated | 1994-08-30 | 472973ccf601… |
| 204.138.237.0 – 204.138.237.255 | 256 | CA |
allocated | 1994-08-30 | 4d7b0b4ebe36… |
| 204.138.238.0 – 204.138.238.255 | 256 | CA |
allocated | 1994-08-30 | e0bf78bab272… |
| 204.138.239.0 – 204.138.239.255 | 256 | CA |
allocated | 1994-08-30 | f370587cd0aa… |
| 204.138.250.0 – 204.138.251.255 | 512 | CA |
allocated | 1994-08-30 | 082a8d9e8c6c… |
| 204.138.254.0 – 204.138.254.255 | 256 | CA |
allocated | 1994-08-30 | 3f8fd5383009… |
| 199.197.64.0 – 199.197.127.255 | 16,384 | US |
allocated | 1994-08-29 | 2d3ffbf591de… |
| 204.69.239.0 – 204.69.239.255 | 256 | US |
allocated | 1994-08-29 | 99879ad8b57a… |
| 204.69.240.0 – 204.69.240.255 | 256 | US |
allocated | 1994-08-29 | 99879ad8b57a… |
| 204.69.243.0 – 204.69.243.255 | 256 | US |
allocated | 1994-08-29 | 2d8e881d484e… |
| 204.69.248.0 – 204.69.248.255 | 256 | US |
allocated | 1994-08-29 | 6048106bd0b1… |
| 204.69.249.0 – 204.69.249.255 | 256 | US |
allocated | 1994-08-29 | 9e46ab47277f… |
| 204.69.250.0 – 204.69.251.255 | 512 | US |
allocated | 1994-08-29 | 9e46ab47277f… |
| 204.69.252.0 – 204.69.252.255 | 256 | US |
allocated | 1994-08-29 | 9e46ab47277f… |
| 204.69.253.0 – 204.69.253.255 | 256 | US |
allocated | 1994-08-29 | e870ac8f89df… |
| 204.69.254.0 – 204.69.254.255 | 256 | US |
allocated | 1994-08-29 | e870ac8f89df… |
| 204.75.128.0 – 204.75.128.255 | 256 | US |
allocated | 1994-08-29 | 7e6966d971bb… |
| 204.107.32.0 – 204.107.39.255 | 2,048 | US |
allocated | 1994-08-29 | 08a7b1ea5f93… |
| 204.107.40.0 – 204.107.43.255 | 1,024 | US |
allocated | 1994-08-29 | 08a7b1ea5f93… |
| 204.107.44.0 – 204.107.47.255 | 1,024 | US |
allocated | 1994-08-29 | 08a7b1ea5f93… |
| 204.107.48.0 – 204.107.63.255 | 4,096 | US |
allocated | 1994-08-29 | 08a7b1ea5f93… |