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 |
|---|---|---|---|---|---|
| 204.29.191.0 – 204.29.191.255 | 256 |  US |
allocated | 1994-06-24 | 5efe8886d317… |
| 204.29.192.0 – 204.29.192.255 | 256 | US |
allocated | 1994-06-24 | 088d55f47adc… |
| 204.29.194.0 – 204.29.194.255 | 256 | US |
allocated | 1994-06-24 | dfd54c0125ae… |
| 204.69.8.0 – 204.69.15.255 | 2,048 | US |
allocated | 1994-06-24 | 57de9c13c3e4… |
| 204.75.0.0 – 204.75.7.255 | 2,048 | US |
allocated | 1994-06-24 | 0596821a6910… |
| 204.75.8.0 – 204.75.9.255 | 512 | US |
allocated | 1994-06-24 | 0596821a6910… |
| 204.75.10.0 – 204.75.10.255 | 256 | US |
allocated | 1994-06-24 | 0596821a6910… |
| 204.76.0.0 – 204.76.7.255 | 2,048 | US |
allocated | 1994-06-24 | f25175f2587d… |
| 204.76.32.0 – 204.76.63.255 | 8,192 | US |
allocated | 1994-06-24 | 2c8b166870cf… |
| 198.245.139.0 – 198.245.139.255 | 256 |  PR |
allocated | 1994-06-23 | e64e7535449a… |
| 198.245.140.0 – 198.245.140.255 | 256 | US |
allocated | 1994-06-23 | ee68143c58ea… |
| 198.245.141.0 – 198.245.141.255 | 256 | US |
allocated | 1994-06-23 | fa52d7f85fdc… |
| 198.245.142.0 – 198.245.143.255 | 512 | US |
allocated | 1994-06-23 | 1068586560e4… |
| 198.245.144.0 – 198.245.144.255 | 256 | US |
allocated | 1994-06-23 | 1068586560e4… |
| 198.245.145.0 – 198.245.145.255 | 256 | US |
allocated | 1994-06-23 | 3d49b5cb41d8… |
| 198.245.146.0 – 198.245.147.255 | 512 | US |
allocated | 1994-06-23 | 3d49b5cb41d8… |
| 199.84.135.0 – 199.84.135.255 | 256 |  CA |
allocated | 1994-06-23 | 8bce5abb5634… |
| 199.175.229.0 – 199.175.229.255 | 256 | CA |
allocated | 1994-06-23 | eae19fd0abae… |
| 204.29.168.0 – 204.29.168.255 | 256 | US |
allocated | 1994-06-23 | 45fe880b68a8… |
| 204.29.169.0 – 204.29.169.255 | 256 | US |
allocated | 1994-06-23 | 139ad0143aa6… |
| 204.29.170.0 – 204.29.170.255 | 256 | US |
allocated | 1994-06-23 | d85006f1a2a0… |
| 204.29.174.0 – 204.29.174.255 | 256 | US |
allocated | 1994-06-23 | 7427d76727e8… |
| 204.29.175.0 – 204.29.175.255 | 256 | US |
allocated | 1994-06-23 | 7427d76727e8… |
| 204.29.176.0 – 204.29.179.255 | 1,024 | US |
allocated | 1994-06-23 | 00a5cdc4be82… |
| 204.29.180.0 – 204.29.180.255 | 256 | US |
allocated | 1994-06-23 | e955908a6435… |
| 204.29.181.0 – 204.29.181.255 | 256 | US |
allocated | 1994-06-23 | 32dc09e0cd0f… |
| 204.29.182.0 – 204.29.182.255 | 256 | US |
allocated | 1994-06-23 | c5fc8878e1bb… |
| 204.29.183.0 – 204.29.183.255 | 256 | US |
allocated | 1994-06-23 | ed16a12a4a63… |
| 204.29.184.0 – 204.29.184.255 | 256 | US |
allocated | 1994-06-23 | f27d5f075419… |
| 204.29.188.0 – 204.29.188.255 | 256 | US |
allocated | 1994-06-23 | 3148df387888… |
| 204.69.0.0 – 204.69.7.255 | 2,048 | US |
allocated | 1994-06-23 | b2a8b2d57ba3… |
| 204.72.0.0 – 204.73.255.255 | 131,072 | US |
allocated | 1994-06-23 | f9bdc9d330fa… |
| 204.74.0.0 – 204.74.7.255 | 2,048 | US |
allocated | 1994-06-23 | d497a9a99490… |
| 204.74.8.0 – 204.74.9.255 | 512 | US |
allocated | 1994-06-23 | d497a9a99490… |
| 204.74.16.0 – 204.74.31.255 | 4,096 | US |
allocated | 1994-06-23 | fce9b7bca14f… |
| 204.75.16.0 – 204.75.16.255 | 256 | US |
allocated | 1994-06-23 | b5a25649b1bc… |
| 204.75.20.0 – 204.75.23.255 | 1,024 | US |
allocated | 1994-06-23 | b5a25649b1bc… |
| 204.75.24.0 – 204.75.31.255 | 2,048 | US |
allocated | 1994-06-23 | b5a25649b1bc… |
| 168.200.0.0 – 168.200.255.255 | 65,536 | US |
allocated | 1994-06-22 | 61576934bb5c… |
| 168.201.0.0 – 168.201.255.255 | 65,536 | US |
allocated | 1994-06-22 | e220ed812a4c… |
| 168.202.0.0 – 168.202.255.255 | 65,536 |  IT |
allocated | 1994-06-22 | 4f30d4ac6422… |
| 198.163.179.0 – 198.163.179.255 | 256 | CA |
allocated | 1994-06-22 | 7885cf6368e6… |
| 199.84.136.0 – 199.84.137.255 | 512 | CA |
allocated | 1994-06-22 | 3bfa1a2f7eb0… |
| 199.84.138.0 – 199.84.139.255 | 512 | CA |
allocated | 1994-06-22 | b00427fc99b3… |
| 199.84.140.0 – 199.84.140.255 | 256 | CA |
allocated | 1994-06-22 | 7f54b3c9fc0f… |
| 199.84.146.0 – 199.84.146.255 | 256 | CA |
allocated | 1994-06-22 | c8c028d70212… |
| 199.166.23.0 – 199.166.23.255 | 256 | CA |
allocated | 1994-06-22 | 1848af2cc67c… |
| 199.175.226.0 – 199.175.227.255 | 512 | CA |
allocated | 1994-06-22 | 7594385efd45… |
| 199.175.228.0 – 199.175.228.255 | 256 | CA |
allocated | 1994-06-22 | 7594385efd45… |
| 204.29.32.0 – 204.29.47.255 | 4,096 | US |
allocated | 1994-06-22 | 86ab3aefd308… |
| 204.29.48.0 – 204.29.55.255 | 2,048 | US |
allocated | 1994-06-22 | 86ab3aefd308… |
| 204.29.56.0 – 204.29.59.255 | 1,024 | US |
allocated | 1994-06-22 | 86ab3aefd308… |
| 204.29.60.0 – 204.29.61.255 | 512 | US |
allocated | 1994-06-22 | 41cbbb66c1a6… |
| 204.29.62.0 – 204.29.63.255 | 512 | US |
allocated | 1994-06-22 | 86ab3aefd308… |
| 204.29.147.0 – 204.29.147.255 | 256 | US |
allocated | 1994-06-22 | 141f9e1f761f… |
| 204.29.148.0 – 204.29.148.255 | 256 | US |
allocated | 1994-06-22 | 141f9e1f761f… |
| 204.29.149.0 – 204.29.149.255 | 256 | US |
allocated | 1994-06-22 | dc6218e53d8e… |
| 204.29.150.0 – 204.29.151.255 | 512 | US |
allocated | 1994-06-22 | dc6218e53d8e… |
| 204.29.152.0 – 204.29.153.255 | 512 | US |
allocated | 1994-06-22 | dc6218e53d8e… |
| 204.29.154.0 – 204.29.154.255 | 256 | US |
allocated | 1994-06-22 | 605fa3ac3447… |
| 204.29.155.0 – 204.29.155.255 | 256 | US |
allocated | 1994-06-22 | 060ca05b1cb3… |
| 204.29.156.0 – 204.29.157.255 | 512 | US |
allocated | 1994-06-22 | 5b96255f8df8… |
| 204.29.158.0 – 204.29.158.255 | 256 | US |
allocated | 1994-06-22 | 5b96255f8df8… |
| 204.29.159.0 – 204.29.159.255 | 256 | US |
allocated | 1994-06-22 | b4aa227dcfd5… |
| 204.29.160.0 – 204.29.160.255 | 256 | US |
allocated | 1994-06-22 | 50cafb8558ad… |
| 204.29.161.0 – 204.29.161.255 | 256 | CA |
allocated | 1994-06-22 | 36a9874c9f62… |
| 204.29.162.0 – 204.29.162.255 | 256 | US |
allocated | 1994-06-22 | 100c4f686a0d… |
| 204.29.164.0 – 204.29.164.255 | 256 | US |
allocated | 1994-06-22 | 01d8cdf74886… |
| 204.29.165.0 – 204.29.165.255 | 256 | US |
allocated | 1994-06-22 | 6b6bb3cfe2b1… |
| 204.63.32.0 – 204.63.63.255 | 8,192 | US |
allocated | 1994-06-22 | 7e13023e6f8a… |
| 204.70.0.0 – 204.71.255.255 | 131,072 | US |
allocated | 1994-06-22 | cdb7d42057bd… |
| 141.247.0.0 – 141.247.255.255 | 65,536 | US |
allocated | 1994-06-21 | 03852d78a681… |
| 198.212.248.0 – 198.212.249.255 | 512 | US |
allocated | 1994-06-21 | 7b8c2e8e38dc… |
| 198.212.250.0 – 198.212.250.255 | 256 | US |
allocated | 1994-06-21 | dbd45d28c1c7… |
| 198.212.251.0 – 198.212.251.255 | 256 | US |
allocated | 1994-06-21 | ce8b1f9e3df4… |
| 198.245.128.0 – 198.245.131.255 | 1,024 | US |
allocated | 1994-06-21 | 3a408befa4ed… |
| 198.245.132.0 – 198.245.133.255 | 512 | US |
allocated | 1994-06-21 | 3a408befa4ed… |
| 198.245.134.0 – 198.245.135.255 | 512 | US |
allocated | 1994-06-21 | fa52d7f85fdc… |
| 198.245.136.0 – 198.245.136.255 | 256 | US |
allocated | 1994-06-21 | fa52d7f85fdc… |
| 198.245.137.0 – 198.245.137.255 | 256 | US |
allocated | 1994-06-21 | 3712eea6b3d2… |
| 198.245.138.0 – 198.245.138.255 | 256 | US |
allocated | 1994-06-21 | 9107335de204… |
| 199.103.64.0 – 199.103.67.255 | 1,024 |  GB |
allocated | 1994-06-21 | 0c604c0001bf… |
| 204.29.134.0 – 204.29.134.255 | 256 | US |
allocated | 1994-06-21 | 27fbeda7f5ec… |
| 204.29.135.0 – 204.29.135.255 | 256 | US |
allocated | 1994-06-21 | 8015b76cb334… |
| 204.29.136.0 – 204.29.136.255 | 256 | US |
allocated | 1994-06-21 | 16ff3a98f0b2… |
| 204.29.137.0 – 204.29.137.255 | 256 | US |
allocated | 1994-06-21 | 0aec55d98fb7… |
| 204.29.138.0 – 204.29.138.255 | 256 | US |
allocated | 1994-06-21 | d68d7e105b03… |
| 204.29.139.0 – 204.29.139.255 | 256 | US |
allocated | 1994-06-21 | 9e189fb99453… |
| 204.29.140.0 – 204.29.140.255 | 256 | US |
allocated | 1994-06-21 | 0023c0246a00… |
| 204.29.141.0 – 204.29.141.255 | 256 | US |
allocated | 1994-06-21 | afa6ad2d0c6a… |
| 204.29.143.0 – 204.29.143.255 | 256 | US |
allocated | 1994-06-21 | 224e95182fb1… |
| 204.29.144.0 – 204.29.144.255 | 256 | US |
allocated | 1994-06-21 | 41326fcf24f6… |
| 204.29.145.0 – 204.29.145.255 | 256 | US |
allocated | 1994-06-21 | 2bc923975161… |
| 204.69.16.0 – 204.69.31.255 | 4,096 | US |
allocated | 1994-06-21 | a31832573450… |
| 170.158.0.0 – 170.158.255.255 | 65,536 | US |
allocated | 1994-06-20 | 0b2870d6665e… |
| 198.212.246.0 – 198.212.246.255 | 256 | US |
allocated | 1994-06-20 | e42d73a6d31b… |
| 204.17.249.0 – 204.17.249.255 | 256 | US |
allocated | 1994-06-20 | bbf3fdd1c83b… |
| 204.17.250.0 – 204.17.251.255 | 512 | US |
allocated | 1994-06-20 | bbf3fdd1c83b… |
| 204.17.252.0 – 204.17.253.255 | 512 | US |
allocated | 1994-06-20 | bbf3fdd1c83b… |
| 204.17.254.0 – 204.17.254.255 | 256 | US |
allocated | 1994-06-20 | 00a1e5baba6f… |