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
1,645,875,712
📦
IPv4 networks
76,665
delegated blocks
🧭
IPv6 networks
11,326
delegated blocks
🔗
Autonomous systems
34,014
ASNs
// browse the objects
Browse the ARIN registry
| Range | Addresses | Country | Status | Allocated | Org handle |
|---|---|---|---|---|---|
| 173.254.204.0 – 173.254.205.255 | 512 |  US |
allocated | 2025-01-02 | a6b65597e29a… |
| 173.254.208.0 – 173.254.208.255 | 256 | US |
allocated | 2025-01-02 | a6b65597e29a… |
| 173.254.212.0 – 173.254.212.255 | 256 | US |
allocated | 2025-01-02 | a6b65597e29a… |
| 173.254.218.0 – 173.254.219.255 | 512 | US |
allocated | 2025-01-02 | a6b65597e29a… |
| 173.254.222.0 – 173.254.223.255 | 512 | US |
allocated | 2025-01-02 | a6b65597e29a… |
| 173.254.232.0 – 173.254.232.255 | 256 | US |
allocated | 2025-01-02 | a6b65597e29a… |
| 173.254.234.0 – 173.254.235.255 | 512 | US |
allocated | 2025-01-02 | a6b65597e29a… |
| 173.254.236.0 – 173.254.239.255 | 1,024 | US |
allocated | 2025-01-02 | a6b65597e29a… |
| 173.254.240.0 – 173.254.240.255 | 256 | US |
allocated | 2025-01-02 | a6b65597e29a… |
| 173.254.242.0 – 173.254.243.255 | 512 | US |
allocated | 2025-01-02 | a6b65597e29a… |
| 185.28.86.0 – 185.28.87.255 | 512 | US |
allocated | 2025-01-02 | 20c786e8edd8… |
| 192.161.49.0 – 192.161.49.255 | 256 | US |
allocated | 2025-01-02 | a6b65597e29a… |
| 192.161.172.0 – 192.161.172.255 | 256 | US |
allocated | 2025-01-02 | a6b65597e29a… |
| 204.152.206.0 – 204.152.207.255 | 512 | US |
allocated | 2025-01-02 | a6b65597e29a… |
| 204.152.214.0 – 204.152.215.255 | 512 | US |
allocated | 2025-01-02 | a6b65597e29a… |
| 204.152.217.0 – 204.152.217.255 | 256 | US |
allocated | 2025-01-02 | a6b65597e29a… |
| 216.144.236.0 – 216.144.237.255 | 512 | US |
allocated | 2025-01-02 | a6b65597e29a… |
| 216.234.192.0 – 216.234.223.255 | 8,192 | US |
allocated | 2025-01-02 | c1dfdf31702f… |
| 23.131.132.0 – 23.131.132.255 | 256 | US |
allocated | 2024-12-31 | ed954c89454b… |
| 23.131.140.0 – 23.131.140.255 | 256 | US |
allocated | 2024-12-31 | cdd72b987728… |
| 23.131.164.0 – 23.131.164.255 | 256 | US |
allocated | 2024-12-31 | f03edc1a7e03… |
| 23.131.172.0 – 23.131.172.255 | 256 | US |
allocated | 2024-12-31 | 7fafee899961… |
| 23.148.154.0 – 23.148.154.255 | 256 | US |
allocated | 2024-12-31 | d4915765c6b3… |
| 149.112.128.0 – 149.112.128.255 | 256 | US |
allocated | 2024-12-31 | 8ce3d8142eeb… |
| 216.225.144.0 – 216.225.159.255 | 4,096 | US |
allocated | 2024-12-31 | 7440b9e2753c… |
| 23.131.108.0 – 23.131.108.255 | 256 |  JP |
allocated | 2024-12-30 | 254dd884a2d6… |
| 23.131.116.0 – 23.131.116.255 | 256 | US |
allocated | 2024-12-30 | 42e7de482a85… |
| 23.131.124.0 – 23.131.124.255 | 256 | US |
allocated | 2024-12-30 | c5d062a2af1a… |
| 69.57.173.0 – 69.57.173.255 | 256 | US |
allocated | 2024-12-30 | 67064bf40883… |
| 89.254.8.0 – 89.254.15.255 | 2,048 | US |
allocated | 2024-12-30 | 20c786e8edd8… |
| 89.254.32.0 – 89.254.63.255 | 8,192 | US |
allocated | 2024-12-30 | 20c786e8edd8… |
| 123.108.90.0 – 123.108.91.255 | 512 | US |
allocated | 2024-12-30 | 6cb0efe08576… |
| 130.217.0.0 – 130.217.255.255 | 65,536 | US |
allocated | 2024-12-30 | 20c786e8edd8… |
| 139.94.0.0 – 139.94.255.255 | 65,536 | US |
allocated | 2024-12-30 | 43c073c96837… |
| 185.7.12.0 – 185.7.13.255 | 512 | US |
allocated | 2024-12-30 | 20c786e8edd8… |
| 185.7.14.0 – 185.7.14.255 | 256 | US |
allocated | 2024-12-30 | 20c786e8edd8… |
| 185.224.168.0 – 185.224.171.255 | 1,024 | US |
allocated | 2024-12-30 | 176936f5222d… |
| 194.162.0.0 – 194.162.255.255 | 65,536 | US |
allocated | 2024-12-30 | 20c786e8edd8… |
| 198.135.180.0 – 198.135.180.255 | 256 | US |
allocated | 2024-12-30 | 5f9bf5bffd5d… |
| 208.71.252.0 – 208.71.253.255 | 512 | US |
allocated | 2024-12-30 | 264b89e0f98e… |
| 216.234.128.0 – 216.234.128.255 | 256 | US |
allocated | 2024-12-30 | d922903084c4… |
| 23.131.84.0 – 23.131.84.255 | 256 | US |
allocated | 2024-12-27 | 600ec42caa20… |
| 23.131.92.0 – 23.131.92.255 | 256 | US |
allocated | 2024-12-27 | 8abacd5e9861… |
| 66.51.104.0 – 66.51.107.255 | 1,024 | US |
allocated | 2024-12-27 | 4b5ef47299b0… |
| 96.9.100.0 – 96.9.103.255 | 1,024 |  CA |
allocated | 2024-12-27 | 06350286cf8a… |
| 199.36.25.0 – 199.36.25.255 | 256 | US |
allocated | 2024-12-27 | cc0cfe90f574… |
| 204.75.158.0 – 204.75.158.255 | 256 | US |
allocated | 2024-12-27 | eaa4648f4276… |
| 209.178.208.0 – 209.178.215.255 | 2,048 | US |
allocated | 2024-12-27 | b95a69318eca… |
| 216.40.72.0 – 216.40.75.255 | 1,024 | US |
allocated | 2024-12-27 | 05cca1982145… |
| 216.40.88.0 – 216.40.91.255 | 1,024 | US |
allocated | 2024-12-27 | cd1c7d702146… |
| 23.131.60.0 – 23.131.60.255 | 256 | US |
allocated | 2024-12-26 | 9f8586e45d92… |
| 23.131.68.0 – 23.131.68.255 | 256 | US |
allocated | 2024-12-26 | b4f2f375408f… |
| 23.131.76.0 – 23.131.76.255 | 256 | US |
allocated | 2024-12-26 | 06ccc82911e4… |
| 23.169.57.0 – 23.169.57.255 | 256 | US |
allocated | 2024-12-26 | d2bb7540e9a8… |
| 23.180.185.0 – 23.180.185.255 | 256 | US |
allocated | 2024-12-26 | ae078916fccc… |
| 64.68.36.0 – 64.68.36.255 | 256 | US |
allocated | 2024-12-26 | 2c62b5a15b92… |
| 66.187.14.0 – 66.187.14.255 | 256 | CA |
allocated | 2024-12-26 | e358226efd48… |
| 74.118.134.0 – 74.118.134.255 | 256 | CA |
allocated | 2024-12-26 | 78cd98634a28… |
| 98.158.16.0 – 98.158.19.255 | 1,024 | US |
allocated | 2024-12-26 | 0fdc01589af0… |
| 98.158.20.0 – 98.158.23.255 | 1,024 | US |
allocated | 2024-12-26 | 5289f7196546… |
| 98.158.28.0 – 98.158.31.255 | 1,024 | US |
allocated | 2024-12-26 | bed9018adb90… |
| 159.41.0.0 – 159.41.255.255 | 65,536 | US |
allocated | 2024-12-26 | 91b486cdcd22… |
| 162.252.52.0 – 162.252.55.255 | 1,024 | US |
allocated | 2024-12-26 | 6461cf19b5d4… |
| 198.135.153.0 – 198.135.153.255 | 256 | US |
allocated | 2024-12-26 | 6bbc15226cad… |
| 198.144.16.0 – 198.144.19.255 | 1,024 | US |
allocated | 2024-12-26 | e309be774c51… |
| 198.252.222.0 – 198.252.222.255 | 256 | US |
allocated | 2024-12-26 | c328158bb9cc… |
| 199.30.92.0 – 199.30.95.255 | 1,024 | US |
allocated | 2024-12-26 | 22ded2be5e2b… |
| 199.48.60.0 – 199.48.60.255 | 256 | US |
allocated | 2024-12-26 | 144c148f88c4… |
| 199.245.73.0 – 199.245.73.255 | 256 | US |
allocated | 2024-12-26 | f4c5081fabf9… |
| 205.207.133.0 – 205.207.133.255 | 256 | US |
allocated | 2024-12-26 | fe9e9bdd962a… |
| 209.20.144.0 – 209.20.147.255 | 1,024 | US |
allocated | 2024-12-26 | 690eb0762bb2… |
| 216.40.66.0 – 216.40.67.255 | 512 | US |
allocated | 2024-12-26 | ead92f25bd19… |
| 216.40.68.0 – 216.40.71.255 | 1,024 | US |
allocated | 2024-12-26 | e93eedfc3946… |
| 216.40.76.0 – 216.40.79.255 | 1,024 | CA |
allocated | 2024-12-26 | cab1ba1a023f… |
| 216.40.80.0 – 216.40.83.255 | 1,024 | US |
allocated | 2024-12-26 | c2bc9a0e22ed… |
| 216.40.84.0 – 216.40.87.255 | 1,024 | CA |
allocated | 2024-12-26 | 196d26d199da… |
| 216.40.92.0 – 216.40.95.255 | 1,024 | US |
allocated | 2024-12-26 | c3673ca8d2ab… |
| 216.151.166.0 – 216.151.166.255 | 256 | US |
allocated | 2024-12-26 | 3287b58b5192… |
| 64.187.97.0 – 64.187.97.255 | 256 | CA |
allocated | 2024-12-23 | 340a4b078f77… |
| 104.192.31.0 – 104.192.31.255 | 256 | US |
allocated | 2024-12-23 | 4821779be4a4… |
| 107.167.240.0 – 107.167.240.255 | 256 | US |
allocated | 2024-12-23 | 85520b25dc12… |
| 136.175.78.0 – 136.175.78.255 | 256 | US |
allocated | 2024-12-23 | 1009da05c747… |
| 136.227.136.0 – 136.227.139.255 | 1,024 | US |
allocated | 2024-12-23 | c6494b5ff74b… |
| 140.235.176.0 – 140.235.179.255 | 1,024 | US |
allocated | 2024-12-23 | 0f1d2f89f67e… |
| 140.235.186.0 – 140.235.187.255 | 512 | US |
allocated | 2024-12-23 | 15b4eae91389… |
| 141.193.24.0 – 141.193.24.255 | 256 | US |
allocated | 2024-12-23 | 2a477a738b35… |
| 142.79.40.0 – 142.79.47.255 | 2,048 | US |
allocated | 2024-12-23 | 7440b9e2753c… |
| 143.223.134.0 – 143.223.134.255 | 256 | US |
allocated | 2024-12-23 | 69380fc02201… |
| 148.59.164.0 – 148.59.165.255 | 512 | US |
allocated | 2024-12-23 | 821d2c395ea0… |
| 157.210.0.0 – 157.210.255.255 | 65,536 | US |
allocated | 2024-12-23 | 20c786e8edd8… |
| 165.140.52.0 – 165.140.52.255 | 256 | US |
allocated | 2024-12-23 | 7d8a82f3df93… |
| 167.253.57.0 – 167.253.57.255 | 256 | US |
allocated | 2024-12-23 | 6269f64096e7… |
| 192.48.230.0 – 192.48.230.255 | 256 | US |
allocated | 2024-12-23 | f0229454c8be… |
| 192.64.13.0 – 192.64.13.255 | 256 | US |
allocated | 2024-12-23 | 65295efc1dfb… |
| 192.68.116.0 – 192.68.117.255 | 512 | CA |
allocated | 2024-12-23 | 098e01b57062… |
| 192.133.101.0 – 192.133.101.255 | 256 | CA |
allocated | 2024-12-23 | 8d617c1bb113… |
| 192.245.230.0 – 192.245.230.255 | 256 | US |
allocated | 2024-12-23 | edc14cf0a86a… |
| 198.144.20.0 – 198.144.23.255 | 1,024 | CA |
allocated | 2024-12-23 | 8d40d4209034… |
| 198.144.24.0 – 198.144.27.255 | 1,024 | US |
allocated | 2024-12-23 | e7c64f5eb976… |
| 198.144.28.0 – 198.144.31.255 | 1,024 | US |
allocated | 2024-12-23 | d8b2d3d3d022… |