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 |
|---|---|---|---|---|---|
| 204.147.200.0 – 204.147.201.255 | 512 |  US |
allocated | 1995-01-12 | 8f7d14ca4d04… |
| 204.147.208.0 – 204.147.223.255 | 4,096 | US |
allocated | 1995-01-12 | 56372e8b3406… |
| 204.152.79.0 – 204.152.79.255 | 256 | US |
allocated | 1995-01-12 | 6af3dbdad10c… |
| 204.194.192.0 – 204.194.199.255 | 2,048 | US |
allocated | 1995-01-12 | 41f4d6c9722e… |
| 204.194.200.0 – 204.194.203.255 | 1,024 | US |
allocated | 1995-01-12 | 0b1bd47f4dc7… |
| 204.194.204.0 – 204.194.205.255 | 512 | US |
allocated | 1995-01-12 | 0b1bd47f4dc7… |
| 204.194.206.0 – 204.194.206.255 | 256 | US |
allocated | 1995-01-12 | 0b1bd47f4dc7… |
| 204.194.208.0 – 204.194.211.255 | 1,024 | US |
allocated | 1995-01-12 | b2901282d8d8… |
| 204.194.212.0 – 204.194.213.255 | 512 | US |
allocated | 1995-01-12 | b2901282d8d8… |
| 204.226.0.0 – 204.226.255.255 | 65,536 |  CA |
allocated | 1995-01-12 | 7c45fce82d43… |
| 204.227.0.0 – 204.227.31.255 | 8,192 | US |
allocated | 1995-01-12 | 105c57756e5b… |
| 204.227.32.0 – 204.227.63.255 | 8,192 | US |
allocated | 1995-01-12 | a8b29bdb3cce… |
| 204.228.0.0 – 204.228.63.255 | 16,384 | US |
allocated | 1995-01-12 | 6d25f5314a15… |
| 204.228.64.0 – 204.228.64.255 | 256 | US |
allocated | 1995-01-12 | 1481ab73a1bc… |
| 204.228.65.0 – 204.228.65.255 | 256 | US |
allocated | 1995-01-12 | 19faa627e7fa… |
| 204.228.66.0 – 204.228.67.255 | 512 | US |
allocated | 1995-01-12 | 19faa627e7fa… |
| 204.228.68.0 – 204.228.71.255 | 1,024 | US |
allocated | 1995-01-12 | facc36be7cfe… |
| 204.228.72.0 – 204.228.79.255 | 2,048 | US |
allocated | 1995-01-12 | 19faa627e7fa… |
| 204.228.80.0 – 204.228.80.255 | 256 | US |
allocated | 1995-01-12 | 64abd6566538… |
| 204.228.81.0 – 204.228.81.255 | 256 | US |
allocated | 1995-01-12 | 2baf88adc127… |
| 204.228.82.0 – 204.228.83.255 | 512 | US |
allocated | 1995-01-12 | 19faa627e7fa… |
| 204.228.84.0 – 204.228.87.255 | 1,024 | US |
allocated | 1995-01-12 | 19faa627e7fa… |
| 204.228.88.0 – 204.228.88.255 | 256 | US |
allocated | 1995-01-12 | 19faa627e7fa… |
| 204.228.89.0 – 204.228.89.255 | 256 | US |
allocated | 1995-01-12 | 33e5458da208… |
| 204.228.90.0 – 204.228.91.255 | 512 | US |
allocated | 1995-01-12 | 33e5458da208… |
| 204.228.92.0 – 204.228.95.255 | 1,024 | US |
allocated | 1995-01-12 | 33e5458da208… |
| 204.228.96.0 – 204.228.127.255 | 8,192 | US |
allocated | 1995-01-12 | 33e5458da208… |
| 204.228.160.0 – 204.228.167.255 | 2,048 | US |
allocated | 1995-01-12 | 2e031c0ba683… |
| 204.228.168.0 – 204.228.169.255 | 512 | US |
allocated | 1995-01-12 | 2e031c0ba683… |
| 204.228.170.0 – 204.228.170.255 | 256 | US |
allocated | 1995-01-12 | 55d3274e336a… |
| 204.228.171.0 – 204.228.171.255 | 256 | US |
allocated | 1995-01-12 | 19faa627e7fa… |
| 204.228.172.0 – 204.228.173.255 | 512 | US |
allocated | 1995-01-12 | 19faa627e7fa… |
| 204.228.174.0 – 204.228.174.255 | 256 | US |
allocated | 1995-01-12 | 19faa627e7fa… |
| 204.228.175.0 – 204.228.175.255 | 256 | US |
allocated | 1995-01-12 | 55d3274e336a… |
| 204.228.176.0 – 204.228.191.255 | 4,096 | US |
allocated | 1995-01-12 | 55d3274e336a… |
| 204.229.0.0 – 204.229.31.255 | 8,192 | US |
allocated | 1995-01-12 | f5ba309c0cda… |
| 204.229.32.0 – 204.229.63.255 | 8,192 | US |
allocated | 1995-01-12 | 19faa627e7fa… |
| 204.229.64.0 – 204.229.95.255 | 8,192 | US |
allocated | 1995-01-12 | 19faa627e7fa… |
| 204.229.96.0 – 204.229.127.255 | 8,192 | US |
allocated | 1995-01-12 | f5ba309c0cda… |
| 204.229.128.0 – 204.229.191.255 | 16,384 | US |
allocated | 1995-01-12 | 962426dbe0d5… |
| 204.229.192.0 – 204.229.255.255 | 16,384 | US |
allocated | 1995-01-12 | 6d25f5314a15… |
| 204.230.0.0 – 204.230.255.255 | 65,536 | US |
allocated | 1995-01-12 | 161fb0fc33bc… |
| 204.61.192.0 – 204.61.199.255 | 2,048 | US |
allocated | 1995-01-11 | afaeb98815ca… |
| 204.61.200.0 – 204.61.203.255 | 1,024 | US |
allocated | 1995-01-11 | afaeb98815ca… |
| 204.61.204.0 – 204.61.205.255 | 512 | US |
allocated | 1995-01-11 | afaeb98815ca… |
| 204.61.206.0 – 204.61.206.255 | 256 | US |
allocated | 1995-01-11 | afaeb98815ca… |
| 204.80.142.0 – 204.80.142.255 | 256 | US |
allocated | 1995-01-11 | fc4926b89759… |
| 204.80.144.0 – 204.80.144.255 | 256 | US |
allocated | 1995-01-11 | 0081e4c6cc92… |
| 204.80.145.0 – 204.80.145.255 | 256 | US |
allocated | 1995-01-11 | 49adb352abdf… |
| 204.80.146.0 – 204.80.146.255 | 256 | US |
allocated | 1995-01-11 | 715ba4a644de… |
| 204.80.147.0 – 204.80.147.255 | 256 | US |
allocated | 1995-01-11 | 4432c90026ed… |
| 204.80.148.0 – 204.80.148.255 | 256 | US |
allocated | 1995-01-11 | a7c4a6582736… |
| 204.80.149.0 – 204.80.149.255 | 256 | US |
allocated | 1995-01-11 | c7df38de82bc… |
| 204.80.150.0 – 204.80.150.255 | 256 |  FI |
allocated | 1995-01-11 | 8995efcfeb38… |
| 204.80.151.0 – 204.80.151.255 | 256 | US |
allocated | 1995-01-11 | 0e985d80d422… |
| 204.80.152.0 – 204.80.152.255 | 256 | US |
allocated | 1995-01-11 | 9d5fca2e2c4c… |
| 204.80.153.0 – 204.80.153.255 | 256 | US |
allocated | 1995-01-11 | b86704fd2091… |
| 204.145.157.0 – 204.145.157.255 | 256 | US |
allocated | 1995-01-11 | d756d4b9399a… |
| 204.145.159.0 – 204.145.159.255 | 256 | US |
allocated | 1995-01-11 | 7abe1fde29f1… |
| 204.145.160.0 – 204.145.160.255 | 256 | US |
allocated | 1995-01-11 | bc52bec3d084… |
| 204.145.161.0 – 204.145.161.255 | 256 | US |
allocated | 1995-01-11 | a042ada3f15c… |
| 204.145.162.0 – 204.145.162.255 | 256 | US |
allocated | 1995-01-11 | 71f7d6dbbfb8… |
| 204.145.163.0 – 204.145.163.255 | 256 | US |
allocated | 1995-01-11 | e6a660de2a00… |
| 205.145.158.0 – 205.145.158.255 | 256 | US |
allocated | 1995-01-11 | b6863460de94… |
| 170.209.0.0 – 170.209.255.255 | 65,536 | US |
allocated | 1995-01-10 | bbf7ad4a897c… |
| 204.80.134.0 – 204.80.134.255 | 256 | US |
allocated | 1995-01-10 | 6a2bec1ff1c3… |
| 204.80.135.0 – 204.80.135.255 | 256 | US |
allocated | 1995-01-10 | 8637fa6703d6… |
| 204.80.136.0 – 204.80.136.255 | 256 | US |
allocated | 1995-01-10 | f552e42ea45e… |
| 204.80.137.0 – 204.80.137.255 | 256 | US |
allocated | 1995-01-10 | 111dcfe4a1e9… |
| 204.80.138.0 – 204.80.138.255 | 256 | US |
allocated | 1995-01-10 | 0f1b05cc8f2a… |
| 204.80.139.0 – 204.80.139.255 | 256 | US |
allocated | 1995-01-10 | d6cabb719e07… |
| 204.80.140.0 – 204.80.140.255 | 256 | US |
allocated | 1995-01-10 | 49c692e3a416… |
| 204.80.141.0 – 204.80.141.255 | 256 | US |
allocated | 1995-01-10 | 502803dc6868… |
| 204.124.240.0 – 204.124.243.255 | 1,024 | US |
allocated | 1995-01-10 | a886485f2e3b… |
| 204.139.64.0 – 204.139.127.255 | 16,384 | US |
allocated | 1995-01-10 | 3e436c8a9276… |
| 204.194.176.0 – 204.194.183.255 | 2,048 | US |
allocated | 1995-01-10 | 9f14454567a6… |
| 204.225.6.0 – 204.225.6.255 | 256 | CA |
allocated | 1995-01-10 | 74edcfe6756e… |
| 204.225.7.0 – 204.225.7.255 | 256 | CA |
allocated | 1995-01-10 | fc235c48644f… |
| 204.225.32.0 – 204.225.35.255 | 1,024 | CA |
allocated | 1995-01-10 | 1593c2a9633f… |
| 204.225.36.0 – 204.225.36.255 | 256 | CA |
allocated | 1995-01-10 | 1593c2a9633f… |
| 204.225.44.0 – 204.225.45.255 | 512 | CA |
allocated | 1995-01-10 | 7d674cbacb56… |
| 204.225.46.0 – 204.225.47.255 | 512 | CA |
allocated | 1995-01-10 | a8ca8e5cf3f3… |
| 204.225.48.0 – 204.225.48.255 | 256 | CA |
allocated | 1995-01-10 | e4ce9cb8a07f… |
| 204.225.49.0 – 204.225.49.255 | 256 | CA |
allocated | 1995-01-10 | 07c9f84021d4… |
| 204.225.50.0 – 204.225.51.255 | 512 | CA |
allocated | 1995-01-10 | 4825ed738fb6… |
| 204.225.52.0 – 204.225.53.255 | 512 | US |
allocated | 1995-01-10 | a97524aed1e6… |
| 204.225.54.0 – 204.225.54.255 | 256 | CA |
allocated | 1995-01-10 | 99bbfa8ae1fb… |
| 204.225.55.0 – 204.225.55.255 | 256 | CA |
allocated | 1995-01-10 | 90b5cfa4267e… |
| 204.225.56.0 – 204.225.56.255 | 256 | CA |
allocated | 1995-01-10 | 8665d067a537… |
| 204.225.57.0 – 204.225.57.255 | 256 | CA |
allocated | 1995-01-10 | aa5288827958… |
| 204.225.60.0 – 204.225.63.255 | 1,024 | CA |
allocated | 1995-01-10 | 8d51620d79b6… |
| 204.225.65.0 – 204.225.65.255 | 256 | CA |
allocated | 1995-01-10 | ed7f872783d1… |
| 204.225.66.0 – 204.225.67.255 | 512 | CA |
allocated | 1995-01-10 | ed7f872783d1… |
| 204.225.68.0 – 204.225.69.255 | 512 | CA |
allocated | 1995-01-10 | ed7f872783d1… |
| 204.225.70.0 – 204.225.70.255 | 256 | CA |
allocated | 1995-01-10 | ed7f872783d1… |
| 204.225.71.0 – 204.225.71.255 | 256 | CA |
allocated | 1995-01-10 | 436353bd161d… |
| 204.225.84.0 – 204.225.84.255 | 256 | CA |
allocated | 1995-01-10 | a42aa43714a8… |
| 204.225.85.0 – 204.225.85.255 | 256 | CA |
allocated | 1995-01-10 | b41493bb26d7… |
| 204.225.86.0 – 204.225.87.255 | 512 | CA |
allocated | 1995-01-10 | 575391091ace… |
| 204.225.88.0 – 204.225.95.255 | 2,048 | CA |
allocated | 1995-01-10 | ca299e016615… |