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 |
|---|---|---|---|---|---|
| 205.236.56.0 – 205.236.56.255 | 256 |  US |
allocated | 2011-11-29 | db3c7eb3cedb… |
| 205.236.81.0 – 205.236.81.255 | 256 | US |
allocated | 2011-11-29 | a76d0ba7a4a7… |
| 50.118.128.0 – 50.118.255.255 | 32,768 | US |
allocated | 2011-11-28 | b7f16bd4829f… |
| 100.42.80.0 – 100.42.95.255 | 4,096 | US |
allocated | 2011-11-28 | 33f6fc1f0504… |
| 199.46.116.0 – 199.46.119.255 | 1,024 | US |
allocated | 2011-11-28 | 34d342be0361… |
| 204.93.32.0 – 204.93.63.255 | 8,192 | US |
allocated | 2011-11-28 | a7f7463af3d3… |
| 205.236.0.0 – 205.236.0.255 | 256 | US |
allocated | 2011-11-28 | 34d1b9b59dec… |
| 199.46.112.0 – 199.46.115.255 | 1,024 |  CA |
allocated | 2011-11-23 | 7f72bf5b3e31… |
| 199.46.100.0 – 199.46.103.255 | 1,024 | US |
allocated | 2011-11-21 | 51df601e7522… |
| 199.46.104.0 – 199.46.111.255 | 2,048 | US |
allocated | 2011-11-21 | cfc7425050cd… |
| 204.93.0.0 – 204.93.31.255 | 8,192 | US |
allocated | 2011-11-21 | 766d754ce675… |
| 205.233.139.0 – 205.233.139.255 | 256 | US |
allocated | 2011-11-21 | 56a97eb89a19… |
| 205.233.255.0 – 205.233.255.255 | 256 | US |
allocated | 2011-11-21 | 9572e0d45276… |
| 199.38.250.0 – 199.38.250.255 | 256 | US |
allocated | 2011-11-18 | da2ebbfcf738… |
| 199.46.96.0 – 199.46.99.255 | 1,024 | US |
allocated | 2011-11-18 | c7a5540c6ed4… |
| 100.42.16.0 – 100.42.31.255 | 4,096 | US |
allocated | 2011-11-17 | 6a6942dafc5e… |
| 100.42.32.0 – 100.42.47.255 | 4,096 | US |
allocated | 2011-11-17 | 37d1f963bffd… |
| 100.42.48.0 – 100.42.63.255 | 4,096 | US |
allocated | 2011-11-17 | d61679f8ca8d… |
| 199.10.66.0 – 199.10.66.255 | 256 | US |
allocated | 2011-11-17 | d355811359bf… |
| 199.38.216.0 – 199.38.223.255 | 2,048 | US |
allocated | 2011-11-17 | faa04489083f… |
| 199.38.232.0 – 199.38.235.255 | 1,024 | US |
allocated | 2011-11-17 | b648bfc516f1… |
| 199.38.236.0 – 199.38.239.255 | 1,024 | CA |
allocated | 2011-11-17 | 7de51f8320f6… |
| 205.233.73.0 – 205.233.73.255 | 256 | US |
allocated | 2011-11-17 | 15432d3cb79a… |
| 100.42.0.0 – 100.42.15.255 | 4,096 | US |
allocated | 2011-11-16 | 44df143c76b4… |
| 100.43.128.0 – 100.43.191.255 | 16,384 | US |
allocated | 2011-11-16 | 46b40a4b0a26… |
| 108.161.80.0 – 108.161.95.255 | 4,096 | US |
allocated | 2011-11-16 | cfc730b92101… |
| 199.38.180.0 – 199.38.183.255 | 1,024 | US |
allocated | 2011-11-16 | 65016ba39c26… |
| 199.38.200.0 – 199.38.203.255 | 1,024 | US |
allocated | 2011-11-16 | f3da36c44a30… |
| 199.38.204.0 – 199.38.207.255 | 1,024 | US |
allocated | 2011-11-16 | 698d8f58188d… |
| 205.233.39.0 – 205.233.39.255 | 256 | US |
allocated | 2011-11-16 | c50f9adaea6a… |
| 205.233.71.0 – 205.233.71.255 | 256 | US |
allocated | 2011-11-16 | 1ea288611b4a… |
| 108.163.192.0 – 108.163.255.255 | 16,384 | US |
allocated | 2011-11-15 | f624e02d3805… |
| 199.38.192.0 – 199.38.199.255 | 2,048 |  LC |
allocated | 2011-11-15 | fdf741abb77d… |
| 205.233.0.0 – 205.233.0.255 | 256 | US |
allocated | 2011-11-15 | 00e5e2de0d49… |
| 205.233.17.0 – 205.233.17.255 | 256 | US |
allocated | 2011-11-15 | f29428723161… |
| 209.58.192.0 – 209.58.223.255 | 8,192 | US |
allocated | 2011-11-15 | 7f75b8e6c16c… |
| 108.163.64.0 – 108.163.67.255 | 1,024 | US |
allocated | 2011-11-14 | b2fa15495540… |
| 108.163.72.0 – 108.163.79.255 | 2,048 | US |
allocated | 2011-11-14 | b2fa15495540… |
| 108.165.0.0 – 108.165.255.255 | 65,536 | US |
allocated | 2011-11-14 | b8c38e6711e5… |
| 173.255.160.0 – 173.255.191.255 | 8,192 | US |
allocated | 2011-11-14 | f3cb8e58b641… |
| 199.38.168.0 – 199.38.171.255 | 1,024 | US |
allocated | 2011-11-14 | 821e37f5798b… |
| 199.38.172.0 – 199.38.175.255 | 1,024 | US |
allocated | 2011-11-14 | cf3dac865827… |
| 199.38.176.0 – 199.38.179.255 | 1,024 | US |
allocated | 2011-11-14 | 990b9c5302c1… |
| 199.38.184.0 – 199.38.191.255 | 2,048 | US |
allocated | 2011-11-14 | 50ed40f7fe07… |
| 204.110.218.0 – 204.110.219.255 | 512 | US |
allocated | 2011-11-14 | d7594a5a33ea… |
| 108.161.240.0 – 108.161.255.255 | 4,096 | US |
allocated | 2011-11-11 | ce876149de4d… |
| 204.145.210.0 – 204.145.210.255 | 256 | US |
allocated | 2011-11-11 | b71771390172… |
| 216.168.240.0 – 216.168.255.255 | 4,096 | US |
allocated | 2011-11-11 | 30a8d0cc7ead… |
| 108.161.224.0 – 108.161.239.255 | 4,096 | US |
allocated | 2011-11-10 | 276aeebf90f8… |
| 199.38.160.0 – 199.38.163.255 | 1,024 | US |
allocated | 2011-11-10 | 645910af0765… |
| 199.38.164.0 – 199.38.167.255 | 1,024 | US |
allocated | 2011-11-10 | 3ec7c1d764ee… |
| 204.29.185.0 – 204.29.185.255 | 256 | US |
allocated | 2011-11-10 | b9a7c035b617… |
| 204.69.210.0 – 204.69.210.255 | 256 | US |
allocated | 2011-11-10 | 6946add8fa66… |
| 205.211.148.0 – 205.211.148.255 | 256 | US |
allocated | 2011-11-10 | 63d5f899c196… |
| 199.38.104.0 – 199.38.111.255 | 2,048 | US |
allocated | 2011-11-08 | 31cabede332a… |
| 199.38.112.0 – 199.38.119.255 | 2,048 | US |
allocated | 2011-11-08 | 920d0c66f3d2… |
| 199.38.120.0 – 199.38.123.255 | 1,024 | US |
allocated | 2011-11-08 | d697907cc704… |
| 199.38.124.0 – 199.38.127.255 | 1,024 | US |
allocated | 2011-11-08 | 79b5e99905e7… |
| 204.86.250.0 – 204.86.251.255 | 512 | US |
allocated | 2011-11-08 | 80b2a6bef5d2… |
| 199.38.80.0 – 199.38.87.255 | 2,048 | US |
allocated | 2011-11-07 | bb9d4b24139a… |
| 199.38.88.0 – 199.38.95.255 | 2,048 | US |
allocated | 2011-11-07 | ae41a6d38b78… |
| 199.38.96.0 – 199.38.103.255 | 2,048 | CA |
allocated | 2011-11-07 | 5b703b76e75d… |
| 108.161.208.0 – 108.161.223.255 | 4,096 | US |
allocated | 2011-11-04 | ff32e8aee105… |
| 199.38.72.0 – 199.38.79.255 | 2,048 | US |
allocated | 2011-11-04 | 19f3a8e2a0d9… |
| 50.118.0.0 – 50.118.127.255 | 32,768 | US |
allocated | 2011-11-03 | ec11830c4c67… |
| 66.85.192.0 – 66.85.223.255 | 8,192 | US |
allocated | 2011-11-03 | e220ed812a4c… |
| 108.161.160.0 – 108.161.175.255 | 4,096 | CA |
allocated | 2011-11-03 | 49c314bb2f6f… |
| 199.36.112.0 – 199.36.115.255 | 1,024 | US |
allocated | 2011-11-02 | d538268083a4… |
| 199.36.116.0 – 199.36.119.255 | 1,024 | US |
allocated | 2011-11-02 | 796834e7a283… |
| 204.89.196.0 – 204.89.196.255 | 256 | CA |
allocated | 2011-11-02 | 765cb2ad1e99… |
| 108.161.144.0 – 108.161.159.255 | 4,096 | US |
allocated | 2011-11-01 | b2281fee0e45… |
| 199.36.80.0 – 199.36.83.255 | 1,024 | US |
allocated | 2011-11-01 | f39544990b7e… |
| 199.36.84.0 – 199.36.87.255 | 1,024 | US |
allocated | 2011-11-01 | 8cd75c33d83b… |
| 199.36.88.0 – 199.36.95.255 | 2,048 | US |
allocated | 2011-11-01 | adc8b004b305… |
| 199.36.96.0 – 199.36.99.255 | 1,024 | US |
allocated | 2011-11-01 | 2d01fa23efb6… |
| 199.36.104.0 – 199.36.111.255 | 2,048 | US |
allocated | 2011-11-01 | 88588bacf0da… |
| 66.85.96.0 – 66.85.127.255 | 8,192 | US |
allocated | 2011-10-31 | b0eabe23f5c8… |
| 108.163.0.0 – 108.163.63.255 | 16,384 | US |
allocated | 2011-10-31 | 12451862fa62… |
| 199.36.68.0 – 199.36.71.255 | 1,024 | US |
allocated | 2011-10-31 | 2cc946c47a7b… |
| 108.161.128.0 – 108.161.143.255 | 4,096 | US |
allocated | 2011-10-28 | 4228e2d8008e… |
| 108.162.192.0 – 108.162.255.255 | 16,384 | US |
allocated | 2011-10-28 | 28408e4f0567… |
| 199.36.64.0 – 199.36.67.255 | 1,024 | US |
allocated | 2011-10-28 | 34d342be0361… |
| 63.143.32.0 – 63.143.63.255 | 8,192 | US |
allocated | 2011-10-27 | f370939577c5… |
| 199.33.112.0 – 199.33.115.255 | 1,024 | CA |
allocated | 2011-10-27 | a2e1bb6f40a4… |
| 204.89.152.0 – 204.89.152.255 | 256 | US |
allocated | 2011-10-27 | f42b89800b90… |
| 199.33.104.0 – 199.33.111.255 | 2,048 | US |
allocated | 2011-10-26 | 5701ae2b1884… |
| 199.34.240.0 – 199.34.240.255 | 256 | US |
allocated | 2011-10-26 | c24eef542281… |
| 199.34.248.0 – 199.34.255.255 | 2,048 | CA |
allocated | 2011-10-26 | 298f6be371ab… |
| 204.61.218.0 – 204.61.219.255 | 512 | US |
allocated | 2011-10-26 | 760ded325530… |
| 108.161.112.0 – 108.161.127.255 | 4,096 | CA |
allocated | 2011-10-25 | cfdb5228ca1d… |
| 199.30.116.0 – 199.30.119.255 | 1,024 | US |
allocated | 2011-10-25 | d3ffe0d891f8… |
| 199.33.68.0 – 199.33.71.255 | 1,024 | US |
allocated | 2011-10-25 | 1370afdcd0b9… |
| 199.33.96.0 – 199.33.103.255 | 2,048 | US |
allocated | 2011-10-25 | 061e2bc73429… |
| 204.61.30.0 – 204.61.31.255 | 512 | US |
allocated | 2011-10-25 | ada1cdc7fa84… |
| 204.87.255.0 – 204.87.255.255 | 256 | CA |
allocated | 2011-10-25 | dc9747f9c337… |
| 204.89.57.0 – 204.89.57.255 | 256 | CA |
allocated | 2011-10-25 | 807467ea4670… |
| 216.239.160.0 – 216.239.191.255 | 8,192 | US |
allocated | 2011-10-25 | f984730f795a… |
| 199.30.120.0 – 199.30.127.255 | 2,048 | US |
allocated | 2011-10-24 | 25e80061a1ad… |
| 204.61.14.0 – 204.61.15.255 | 512 | US |
allocated | 2011-10-24 | 491b0766722b… |
| 108.161.96.0 – 108.161.111.255 | 4,096 | US |
allocated | 2011-10-21 | 6e0a05ee6979… |