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
1,645,647,872
📦
IPv4 networks
76,740
delegated blocks
🧭
IPv6 networks
11,370
delegated blocks
🔗
Autonomous systems
34,065
ASNs
// browse the objects
Browse the ARIN registry
| Range | Addresses | Country | Status | Allocated | Org handle |
|---|---|---|---|---|---|
| 216.252.224.0 – 216.252.231.255 | 2,048 |  CH |
allocated | 1999-11-08 | 4691b44331f4… |
| 216.253.0.0 – 216.253.255.255 | 65,536 |  US |
allocated | 1999-11-08 | e5e3b9c13678… |
| 207.174.202.0 – 207.174.202.255 | 256 | US |
allocated | 1999-11-05 | 5cec1b2235f6… |
| 216.240.208.0 – 216.240.223.255 | 4,096 | US |
allocated | 1999-11-05 | 0ab5c6f7dc19… |
| 216.250.128.0 – 216.250.143.255 | 4,096 | US |
allocated | 1999-11-04 | 4b179ab78b2a… |
| 63.240.0.0 – 63.241.255.255 | 131,072 | US |
allocated | 1999-11-03 | 81e05477cc28… |
| 63.242.0.0 – 63.242.255.255 | 65,536 | US |
allocated | 1999-11-03 | 81e05477cc28… |
| 216.127.96.0 – 216.127.111.255 | 4,096 | US |
allocated | 1999-11-03 | 88c6fecea992… |
| 216.250.32.0 – 216.250.47.255 | 4,096 | US |
allocated | 1999-11-03 | d5337ac36144… |
| 216.250.64.0 – 216.250.95.255 | 8,192 | US |
allocated | 1999-11-03 | e220ed812a4c… |
| 207.174.201.0 – 207.174.201.255 | 256 | US |
allocated | 1999-11-02 | 5cec1b2235f6… |
| 216.7.160.0 – 216.7.191.255 | 8,192 | US |
allocated | 1999-11-02 | c3d03da3f053… |
| 24.148.0.0 – 24.148.63.255 | 16,384 | US |
allocated | 1999-10-29 | d497a9a99490… |
| 24.148.64.0 – 24.148.95.255 | 8,192 | US |
allocated | 1999-10-29 | d497a9a99490… |
| 209.132.192.0 – 209.132.255.255 | 16,384 | US |
allocated | 1999-10-29 | 28f2d37d052b… |
| 24.41.0.0 – 24.41.63.255 | 16,384 | US |
allocated | 1999-10-27 | 6c065d5b54b8… |
| 24.149.0.0 – 24.149.31.255 | 8,192 | US |
allocated | 1999-10-26 | bafe5e1b1f6c… |
| 207.150.192.0 – 207.150.223.255 | 8,192 | US |
allocated | 1999-10-26 | f9107f6aa386… |
| 209.235.0.0 – 209.235.15.255 | 4,096 | US |
allocated | 1999-10-26 | 37fe01d6d027… |
| 209.235.16.0 – 209.235.31.255 | 4,096 | US |
allocated | 1999-10-26 | 37fe01d6d027… |
| 209.235.32.0 – 209.235.63.255 | 8,192 | US |
allocated | 1999-10-26 | 9837eb03cd74… |
| 209.235.64.0 – 209.235.95.255 | 8,192 | US |
allocated | 1999-10-26 | 9837eb03cd74… |
| 216.6.128.0 – 216.6.191.255 | 16,384 | US |
allocated | 1999-10-26 | 50e6374f40c5… |
| 216.10.96.0 – 216.10.127.255 | 8,192 | US |
allocated | 1999-10-26 | 9837eb03cd74… |
| 216.205.0.0 – 216.205.15.255 | 4,096 | US |
allocated | 1999-10-26 | 9837eb03cd74… |
| 216.205.24.0 – 216.205.31.255 | 2,048 | US |
allocated | 1999-10-26 | 9837eb03cd74… |
| 216.205.48.0 – 216.205.49.255 | 512 | US |
allocated | 1999-10-26 | 9837eb03cd74… |
| 216.205.64.0 – 216.205.95.255 | 8,192 | US |
allocated | 1999-10-26 | 37fe01d6d027… |
| 216.205.144.0 – 216.205.159.255 | 4,096 | US |
allocated | 1999-10-26 | 37fe01d6d027… |
| 216.248.64.0 – 216.248.127.255 | 16,384 | US |
allocated | 1999-10-26 | 5ad6348a6e84… |
| 216.248.0.0 – 216.248.63.255 | 16,384 | US |
allocated | 1999-10-25 | e5e3b9c13678… |
| 216.6.0.0 – 216.6.127.255 | 32,768 | US |
allocated | 1999-10-21 | 1592250ba841… |
| 216.247.70.0 – 216.247.71.255 | 512 |  CA |
allocated | 1999-10-21 | 3c781914ab27… |
| 216.247.76.0 – 216.247.76.255 | 256 | CA |
allocated | 1999-10-21 | 3c781914ab27… |
| 216.247.112.0 – 216.247.112.255 | 256 | CA |
allocated | 1999-10-21 | 3c781914ab27… |
| 216.247.237.0 – 216.247.237.255 | 256 | CA |
allocated | 1999-10-21 | 3c781914ab27… |
| 216.247.238.0 – 216.247.238.255 | 256 | CA |
allocated | 1999-10-21 | 3c781914ab27… |
| 216.247.255.0 – 216.247.255.255 | 256 | CA |
allocated | 1999-10-21 | 3c781914ab27… |
| 216.199.0.0 – 216.199.255.255 | 65,536 | US |
allocated | 1999-10-19 | 6c065d5b54b8… |
| 216.9.128.0 – 216.9.159.255 | 8,192 | US |
allocated | 1999-10-18 | da30a61dbdb2… |
| 216.9.160.0 – 216.9.161.255 | 512 | US |
allocated | 1999-10-18 | 67b81da77b92… |
| 216.9.163.0 – 216.9.163.255 | 256 | US |
allocated | 1999-10-18 | 67b81da77b92… |
| 216.9.165.0 – 216.9.165.255 | 256 | US |
allocated | 1999-10-18 | 67b81da77b92… |
| 216.9.200.0 – 216.9.203.255 | 1,024 | US |
allocated | 1999-10-18 | cd2891bad0da… |
| 216.240.192.0 – 216.240.207.255 | 4,096 | US |
allocated | 1999-10-18 | 161fb0fc33bc… |
| 216.243.128.0 – 216.243.191.255 | 16,384 | US |
allocated | 1999-10-18 | bc28bd02c7b3… |
| 24.147.0.0 – 24.147.255.255 | 65,536 | US |
allocated | 1999-10-13 | 3a7b40ab58f6… |
| 216.9.32.0 – 216.9.47.255 | 4,096 | US |
allocated | 1999-10-12 | 7c3ca5d9ea37… |
| 63.232.0.0 – 63.235.255.255 | 262,144 | US |
allocated | 1999-10-11 | cdb7d42057bd… |
| 216.245.128.0 – 216.245.129.255 | 512 | US |
allocated | 1999-10-11 | 66e68ecd93af… |
| 216.245.132.0 – 216.245.132.255 | 256 | US |
allocated | 1999-10-11 | 66e68ecd93af… |
| 216.245.136.0 – 216.245.136.255 | 256 | US |
allocated | 1999-10-11 | 66e68ecd93af… |
| 216.245.138.0 – 216.245.139.255 | 512 | US |
allocated | 1999-10-11 | 66e68ecd93af… |
| 216.245.141.0 – 216.245.141.255 | 256 | US |
allocated | 1999-10-11 | 66e68ecd93af… |
| 216.245.144.0 – 216.245.145.255 | 512 | US |
allocated | 1999-10-11 | 66e68ecd93af… |
| 216.245.153.0 – 216.245.153.255 | 256 | US |
allocated | 1999-10-11 | 66e68ecd93af… |
| 216.245.178.0 – 216.245.178.255 | 256 | US |
allocated | 1999-10-11 | 66e68ecd93af… |
| 216.245.182.0 – 216.245.182.255 | 256 | US |
allocated | 1999-10-11 | 66e68ecd93af… |
| 216.245.186.0 – 216.245.187.255 | 512 | US |
allocated | 1999-10-11 | 66e68ecd93af… |
| 216.245.189.0 – 216.245.189.255 | 256 | US |
allocated | 1999-10-11 | 66e68ecd93af… |
| 216.245.190.0 – 216.245.191.255 | 512 | US |
allocated | 1999-10-11 | 66e68ecd93af… |
| 216.245.69.0 – 216.245.69.255 | 256 | US |
allocated | 1999-10-10 | 2f938e88ac47… |
| 209.25.128.0 – 209.25.135.255 | 2,048 | CA |
allocated | 1999-10-07 | 3c781914ab27… |
| 209.25.136.0 – 209.25.139.255 | 1,024 | CA |
allocated | 1999-10-07 | 3c781914ab27… |
| 209.25.144.0 – 209.25.147.255 | 1,024 | CA |
allocated | 1999-10-07 | 3c781914ab27… |
| 209.25.152.0 – 209.25.159.255 | 2,048 | CA |
allocated | 1999-10-07 | 3c781914ab27… |
| 209.25.160.0 – 209.25.167.255 | 2,048 | CA |
allocated | 1999-10-07 | 3c781914ab27… |
| 209.25.168.0 – 209.25.171.255 | 1,024 | CA |
allocated | 1999-10-07 | 3c781914ab27… |
| 209.25.176.0 – 209.25.183.255 | 2,048 | CA |
allocated | 1999-10-07 | 3c781914ab27… |
| 209.25.200.0 – 209.25.203.255 | 1,024 | CA |
allocated | 1999-10-07 | 3c781914ab27… |
| 209.25.212.0 – 209.25.215.255 | 1,024 | CA |
allocated | 1999-10-07 | 3c781914ab27… |
| 209.25.220.0 – 209.25.223.255 | 1,024 | CA |
allocated | 1999-10-07 | 3c781914ab27… |
| 209.25.232.0 – 209.25.239.255 | 2,048 | CA |
allocated | 1999-10-07 | 3c781914ab27… |
| 216.245.0.0 – 216.245.63.255 | 16,384 | US |
allocated | 1999-10-07 | b02a88564dab… |
| 24.146.0.0 – 24.146.31.255 | 8,192 | CA |
allocated | 1999-10-05 | 7f8d2810def2… |
| 216.11.0.0 – 216.11.255.255 | 65,536 | US |
allocated | 1999-10-05 | bef4a6fac872… |
| 216.9.0.0 – 216.9.31.255 | 8,192 | US |
allocated | 1999-10-04 | 860fa092fe05… |
| 216.241.160.0 – 216.241.191.255 | 8,192 | US |
allocated | 1999-10-01 | 4b179ab78b2a… |
| 207.181.32.0 – 207.181.63.255 | 8,192 | US |
allocated | 1999-09-30 | 9debf7ce6bf9… |
| 216.244.64.0 – 216.244.95.255 | 8,192 | US |
allocated | 1999-09-29 | 1d0bff172f08… |
| 209.234.64.0 – 209.234.95.255 | 8,192 | US |
allocated | 1999-09-28 | 5ad6348a6e84… |
| 216.241.96.0 – 216.241.111.255 | 4,096 | US |
allocated | 1999-09-28 | 4b179ab78b2a… |
| 209.21.64.0 – 209.21.95.255 | 8,192 | US |
allocated | 1999-09-24 | 056ce53de9e8… |
| 216.241.32.0 – 216.241.47.255 | 4,096 | US |
allocated | 1999-09-24 | 911c6bb3d36c… |
| 207.171.160.0 – 207.171.191.255 | 8,192 | US |
allocated | 1999-09-23 | bda9ea2b27b8… |
| 209.209.192.0 – 209.209.223.255 | 8,192 | US |
allocated | 1999-09-23 | e4a25f8062d9… |
| 216.237.128.0 – 216.237.191.255 | 16,384 | US |
allocated | 1999-09-23 | e220ed812a4c… |
| 216.240.160.0 – 216.240.191.255 | 8,192 | US |
allocated | 1999-09-23 | 09c78ed468e8… |
| 209.193.64.0 – 209.193.95.255 | 8,192 | US |
allocated | 1999-09-21 | 302960e84b60… |
| 209.193.96.0 – 209.193.111.255 | 4,096 | US |
allocated | 1999-09-21 | 302960e84b60… |
| 209.191.192.0 – 209.191.223.255 | 8,192 | US |
allocated | 1999-09-20 | 1601f35d99a7… |
| 216.240.96.0 – 216.240.111.255 | 4,096 | US |
allocated | 1999-09-20 | 287c465e80aa… |
| 216.242.0.0 – 216.242.255.255 | 65,536 | US |
allocated | 1999-09-20 | 66e68ecd93af… |
| 216.240.32.0 – 216.240.63.255 | 8,192 | US |
allocated | 1999-09-17 | 21db39a55000… |
| 216.240.64.0 – 216.240.95.255 | 8,192 | US |
allocated | 1999-09-17 | 0f7106e7d256… |
| 216.240.0.0 – 216.240.15.255 | 4,096 | CA |
allocated | 1999-09-16 | 0646fdc1a0f0… |
| 216.237.0.0 – 216.237.7.255 | 2,048 | US |
allocated | 1999-09-15 | b2ed8ec67894… |
| 216.237.8.0 – 216.237.11.255 | 1,024 | US |
allocated | 1999-09-15 | b2ed8ec67894… |
| 216.237.12.0 – 216.237.12.255 | 256 | US |
allocated | 1999-09-15 | b2ed8ec67894… |
| 216.237.13.0 – 216.237.13.255 | 256 | US |
allocated | 1999-09-15 | b0eabe23f5c8… |