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 |
|---|---|---|---|---|---|
| 15.104.0.0 – 15.111.255.255 | 524,288 |  US |
allocated | 1994-07-01 | 1e6aecf01600… |
| 15.112.0.0 – 15.127.255.255 | 1,048,576 | US |
allocated | 1994-07-01 | 1e6aecf01600… |
| 15.139.0.0 – 15.139.255.255 | 65,536 | US |
allocated | 1994-07-01 | d421c651a84f… |
| 15.151.0.0 – 15.151.255.255 | 65,536 | US |
allocated | 1994-07-01 | d421c651a84f… |
| 15.163.0.0 – 15.163.255.255 | 65,536 | US |
allocated | 1994-07-01 | d421c651a84f… |
| 170.161.0.0 – 170.161.255.255 | 65,536 | US |
allocated | 1994-07-01 | 96b80aa31276… |
| 170.162.0.0 – 170.162.255.255 | 65,536 | US |
allocated | 1994-07-01 | bcaa059edacd… |
| 192.5.3.0 – 192.5.3.255 | 256 | US |
allocated | 1994-07-01 | 919f4793f616… |
| 198.245.184.0 – 198.245.185.255 | 512 | US |
allocated | 1994-07-01 | cac8bedf4722… |
| 198.245.186.0 – 198.245.186.255 | 256 | US |
allocated | 1994-07-01 | 7427d76727e8… |
| 198.245.187.0 – 198.245.187.255 | 256 | US |
allocated | 1994-07-01 | 919f4793f616… |
| 198.245.188.0 – 198.245.189.255 | 512 | US |
allocated | 1994-07-01 | 919f4793f616… |
| 198.245.190.0 – 198.245.190.255 | 256 | US |
allocated | 1994-07-01 | 6a59775ea3b3… |
| 198.245.191.0 – 198.245.191.255 | 256 | US |
allocated | 1994-07-01 | 5410db100d8d… |
| 198.245.192.0 – 198.245.192.255 | 256 | US |
allocated | 1994-07-01 | 9ea08b9d481e… |
| 198.245.193.0 – 198.245.193.255 | 256 | US |
allocated | 1994-07-01 | 9dfc6ef8df6c… |
| 198.245.194.0 – 198.245.195.255 | 512 | US |
allocated | 1994-07-01 | 9dfc6ef8df6c… |
| 198.245.196.0 – 198.245.197.255 | 512 | US |
allocated | 1994-07-01 | 9dfc6ef8df6c… |
| 198.245.198.0 – 198.245.198.255 | 256 | US |
allocated | 1994-07-01 | 9dfc6ef8df6c… |
| 198.245.199.0 – 198.245.199.255 | 256 | US |
allocated | 1994-07-01 | f84c597755a3… |
| 198.245.200.0 – 198.245.200.255 | 256 | US |
allocated | 1994-07-01 | 13de5188cec7… |
| 198.245.201.0 – 198.245.201.255 | 256 | US |
allocated | 1994-07-01 | 1c029234d44f… |
| 198.245.202.0 – 198.245.202.255 | 256 | US |
allocated | 1994-07-01 | e8f488a83f1c… |
| 198.245.203.0 – 198.245.203.255 | 256 | US |
allocated | 1994-07-01 | 81cfd6b04a4e… |
| 204.29.238.0 – 204.29.238.255 | 256 | US |
allocated | 1994-07-01 | be273649bb78… |
| 204.29.239.0 – 204.29.239.255 | 256 | US |
allocated | 1994-07-01 | e220ed812a4c… |
| 204.29.240.0 – 204.29.241.255 | 512 | US |
allocated | 1994-07-01 | 5130dbeb190d… |
| 204.29.242.0 – 204.29.242.255 | 256 | US |
allocated | 1994-07-01 | 5130dbeb190d… |
| 204.29.243.0 – 204.29.243.255 | 256 | US |
allocated | 1994-07-01 | 2a3f36f46ea9… |
| 204.29.244.0 – 204.29.247.255 | 1,024 | US |
allocated | 1994-07-01 | 2a3f36f46ea9… |
| 204.29.248.0 – 204.29.248.255 | 256 | US |
allocated | 1994-07-01 | 2a3f36f46ea9… |
| 204.29.249.0 – 204.29.249.255 | 256 | US |
allocated | 1994-07-01 | d845b668aa73… |
| 204.29.250.0 – 204.29.250.255 | 256 | US |
allocated | 1994-07-01 | 2355fd06d866… |
| 204.68.8.0 – 204.68.15.255 | 2,048 | US |
allocated | 1994-07-01 | 0aec55d98fb7… |
| 204.187.40.0 – 204.187.47.255 | 2,048 |  CA |
allocated | 1994-07-01 | 18399a42c39f… |
| 198.161.236.0 – 198.161.236.255 | 256 | CA |
allocated | 1994-06-30 | 81be68d3aca6… |
| 204.29.215.0 – 204.29.215.255 | 256 | US |
allocated | 1994-06-30 | 766c88725c04… |
| 204.29.216.0 – 204.29.216.255 | 256 | US |
allocated | 1994-06-30 | e044b58552da… |
| 204.29.217.0 – 204.29.217.255 | 256 | US |
allocated | 1994-06-30 | b80c8a8a6e4d… |
| 204.29.218.0 – 204.29.218.255 | 256 | US |
allocated | 1994-06-30 | 510e47967107… |
| 204.29.219.0 – 204.29.219.255 | 256 | US |
allocated | 1994-06-30 | 5c9ea55c7f17… |
| 204.29.220.0 – 204.29.223.255 | 1,024 | US |
allocated | 1994-06-30 | ec259578dfc2… |
| 204.29.224.0 – 204.29.224.255 | 256 | US |
allocated | 1994-06-30 | ec259578dfc2… |
| 204.29.225.0 – 204.29.225.255 | 256 | US |
allocated | 1994-06-30 | cda3513d6da0… |
| 204.29.234.0 – 204.29.234.255 | 256 | US |
allocated | 1994-06-30 | 8876f886e901… |
| 204.29.235.0 – 204.29.235.255 | 256 | US |
allocated | 1994-06-30 | 08f58429867f… |
| 204.29.236.0 – 204.29.236.255 | 256 | US |
allocated | 1994-06-30 | 92814a387d2f… |
| 204.29.237.0 – 204.29.237.255 | 256 | US |
allocated | 1994-06-30 | 49cd05ae9d26… |
| 204.84.0.0 – 204.85.255.255 | 131,072 | US |
allocated | 1994-06-30 | 3926e0967b7c… |
| 198.245.179.0 – 198.245.179.255 | 256 | US |
allocated | 1994-06-29 | 884dcd6f088e… |
| 198.245.180.0 – 198.245.180.255 | 256 | US |
allocated | 1994-06-29 | 884dcd6f088e… |
| 198.245.181.0 – 198.245.181.255 | 256 | US |
allocated | 1994-06-29 | 7a79a66da165… |
| 198.245.182.0 – 198.245.182.255 | 256 | US |
allocated | 1994-06-29 | 7a79a66da165… |
| 198.245.183.0 – 198.245.183.255 | 256 | US |
allocated | 1994-06-29 | efdc12815af1… |
| 199.242.64.0 – 199.242.127.255 | 16,384 | US |
allocated | 1994-06-29 | 438bb2dc255a… |
| 204.29.0.0 – 204.29.7.255 | 2,048 | US |
allocated | 1994-06-29 | 1b91b582340c… |
| 204.29.8.0 – 204.29.9.255 | 512 | US |
allocated | 1994-06-29 | 1b91b582340c… |
| 204.29.10.0 – 204.29.10.255 | 256 | US |
allocated | 1994-06-29 | 1b91b582340c… |
| 204.29.201.0 – 204.29.201.255 | 256 | US |
allocated | 1994-06-29 | cce81980b64d… |
| 204.29.202.0 – 204.29.203.255 | 512 | US |
allocated | 1994-06-29 | 49b68f4f938f… |
| 204.29.204.0 – 204.29.204.255 | 256 | US |
allocated | 1994-06-29 | edbc86b3c85b… |
| 204.29.205.0 – 204.29.205.255 | 256 | US |
allocated | 1994-06-29 | d1d6b64e033b… |
| 204.29.210.0 – 204.29.210.255 | 256 | US |
allocated | 1994-06-29 | 9338185d7523… |
| 204.29.212.0 – 204.29.212.255 | 256 | US |
allocated | 1994-06-29 | 2ffd9d750fcd… |
| 204.76.8.0 – 204.76.15.255 | 2,048 | US |
allocated | 1994-06-29 | 6136d56adb6b… |
| 204.80.32.0 – 204.80.63.255 | 8,192 | US |
allocated | 1994-06-29 | da16d6592cb9… |
| 204.81.0.0 – 204.81.255.255 | 65,536 | CA |
allocated | 1994-06-29 | 76d9fc27861b… |
| 204.82.0.0 – 204.82.255.255 | 65,536 | CA |
allocated | 1994-06-29 | 76d9fc27861b… |
| 128.133.0.0 – 128.133.255.255 | 65,536 | US |
allocated | 1994-06-28 | 45fe880b68a8… |
| 168.204.0.0 – 168.204.255.255 | 65,536 | US |
allocated | 1994-06-28 | ca6e46f9c6d4… |
| 170.163.0.0 – 170.163.255.255 | 65,536 | US |
allocated | 1994-06-28 | f3990085821f… |
| 192.31.82.0 – 192.31.82.255 | 256 | US |
allocated | 1994-06-28 | 45fe880b68a8… |
| 198.245.162.0 – 198.245.162.255 | 256 | US |
allocated | 1994-06-28 | 9fe56d63d670… |
| 198.245.163.0 – 198.245.163.255 | 256 | US |
allocated | 1994-06-28 | 0d84a3a7be03… |
| 198.245.164.0 – 198.245.164.255 | 256 | US |
allocated | 1994-06-28 | 921ff680ad45… |
| 198.245.165.0 – 198.245.165.255 | 256 | US |
allocated | 1994-06-28 | 6d6d4b7aa97c… |
| 198.245.166.0 – 198.245.166.255 | 256 | US |
allocated | 1994-06-28 | 6d6d4b7aa97c… |
| 198.245.167.0 – 198.245.167.255 | 256 | US |
allocated | 1994-06-28 | c696948475cc… |
| 198.245.168.0 – 198.245.168.255 | 256 | US |
allocated | 1994-06-28 | b4e9e2d22ebc… |
| 198.245.169.0 – 198.245.169.255 | 256 | US |
allocated | 1994-06-28 | 316632e46535… |
| 198.245.170.0 – 198.245.171.255 | 512 | US |
allocated | 1994-06-28 | 316632e46535… |
| 198.245.172.0 – 198.245.172.255 | 256 | US |
allocated | 1994-06-28 | 316632e46535… |
| 199.120.251.0 – 199.120.251.255 | 256 | US |
allocated | 1994-06-28 | a5f5512f7d6f… |
| 204.26.32.0 – 204.26.47.255 | 4,096 | US |
allocated | 1994-06-28 | 3960c6cc5192… |
| 204.26.48.0 – 204.26.55.255 | 2,048 | US |
allocated | 1994-06-28 | 3960c6cc5192… |
| 204.26.56.0 – 204.26.56.255 | 256 | US |
allocated | 1994-06-28 | 3960c6cc5192… |
| 204.26.64.0 – 204.26.127.255 | 16,384 | US |
allocated | 1994-06-28 | cdb7d42057bd… |
| 204.29.198.0 – 204.29.198.255 | 256 | US |
allocated | 1994-06-28 | 3ba22b33a66d… |
| 204.29.199.0 – 204.29.199.255 | 256 | US |
allocated | 1994-06-28 | 1dec2855f6ae… |
| 204.29.200.0 – 204.29.200.255 | 256 | US |
allocated | 1994-06-28 | 41e3ba7829a5… |
| 204.29.206.0 – 204.29.206.255 | 256 | US |
allocated | 1994-06-28 | 6c10ca10fcb0… |
| 204.29.208.0 – 204.29.208.255 | 256 | US |
allocated | 1994-06-28 | 787e5f03fb1b… |
| 204.77.16.0 – 204.77.23.255 | 2,048 | US |
allocated | 1994-06-28 | 61d34e8f4355… |
| 204.77.24.0 – 204.77.25.255 | 512 | US |
allocated | 1994-06-28 | 61d34e8f4355… |
| 204.77.26.0 – 204.77.26.255 | 256 | US |
allocated | 1994-06-28 | 61d34e8f4355… |
| 204.78.16.0 – 204.78.31.255 | 4,096 | US |
allocated | 1994-06-28 | 8ea619a66678… |
| 198.245.160.0 – 198.245.160.255 | 256 |  BB |
allocated | 1994-06-27 | 72d9b41a4ed3… |
| 198.245.161.0 – 198.245.161.255 | 256 | US |
allocated | 1994-06-27 | 25dc357d8bc9… |
| 199.212.24.0 – 199.212.24.255 | 256 | CA |
allocated | 1994-06-27 | ff364118dcda… |
| 199.103.106.0 – 199.103.106.255 | 256 |  CH |
allocated | 1994-06-26 | e6283e921f72… |