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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

IPv4 blocks IPv6 blocks ASNs
RangeAddressesCountryStatusAllocatedOrg handle
66.85.58.0 – 66.85.58.255 256 US allocated 2026-07-02 8fd5cf136c4c…
192.42.50.0 – 192.42.50.255 256 US allocated 2026-07-02 88dc9722368e…
192.42.51.0 – 192.42.51.255 256 US allocated 2026-07-02 d86208eb3401…
192.58.121.0 – 192.58.121.255 256 US allocated 2026-07-02 d2119e32c625…
192.58.129.0 – 192.58.129.255 256 US allocated 2026-07-02 1932407ffd30…
192.58.130.0 – 192.58.130.255 256 US allocated 2026-07-02 505d94cc91ef…
192.147.28.0 – 192.147.28.255 256 US allocated 2026-07-02 f94c059230c9…
192.160.14.0 – 192.160.14.255 256 US allocated 2026-07-02 4569b5f08553…
192.189.49.0 – 192.189.49.255 256 US allocated 2026-07-02 acdc671daacf…
192.189.50.0 – 192.189.50.255 256 US allocated 2026-07-02 bf30aa33b936…
192.189.86.0 – 192.189.86.255 256 US allocated 2026-07-02 5e455a1805d8…
192.189.87.0 – 192.189.87.255 256 US allocated 2026-07-02 16be50e888bc…
192.189.89.0 – 192.189.89.255 256 CA allocated 2026-07-02 bfb8f4310246…
192.231.208.0 – 192.231.208.255 256 US allocated 2026-07-02 3e480400ab9a…
192.234.23.0 – 192.234.23.255 256 US allocated 2026-07-02 d922903084c4…
198.17.158.0 – 198.17.158.255 256 US allocated 2026-07-02 20581da9ef3f…
198.99.74.0 – 198.99.74.255 256 US allocated 2026-07-02 7d32078749ca…
198.99.75.0 – 198.99.75.255 256 CA allocated 2026-07-02 56fa1f97d0d7…
198.99.149.0 – 198.99.149.255 256 US allocated 2026-07-02 bb89e6870a3c…
198.102.104.0 – 198.102.104.255 256 US allocated 2026-07-02 62635321f6bc…
198.102.105.0 – 198.102.105.255 256 US allocated 2026-07-02 6269f64096e7…
198.102.107.0 – 198.102.107.255 256 US allocated 2026-07-02 f770730904c0…
198.102.108.0 – 198.102.108.255 256 US allocated 2026-07-02 8d452ecf1967…
198.102.111.0 – 198.102.111.255 256 US allocated 2026-07-02 3050e8722694…
198.133.243.0 – 198.133.243.255 256 US allocated 2026-07-02 b72cd75895ad…
198.135.81.0 – 198.135.81.255 256 US allocated 2026-07-02 639de392ccd9…
198.140.166.0 – 198.140.166.255 256 US allocated 2026-07-02 e8b4cbfa331d…
198.153.208.0 – 198.153.208.255 256 US allocated 2026-07-02 313344a229cd…
198.153.209.0 – 198.153.209.255 256 US allocated 2026-07-02 a86cd07ec99c…
198.153.211.0 – 198.153.211.255 256 US allocated 2026-07-02 6a6558444926…
198.153.212.0 – 198.153.212.255 256 US allocated 2026-07-02 4217d6703b58…
198.153.213.0 – 198.153.213.255 256 US allocated 2026-07-02 131875723a12…
198.153.216.0 – 198.153.216.255 256 CA allocated 2026-07-02 ce880a4ea601…
198.153.217.0 – 198.153.217.255 256 CA allocated 2026-07-02 398fe14d9b4d…
198.153.218.0 – 198.153.218.255 256 US allocated 2026-07-02 3b71f7d47b30…
198.176.155.0 – 198.176.155.255 256 US allocated 2026-07-02 e095e8ce7e88…
198.177.135.0 – 198.177.135.255 256 US allocated 2026-07-02 e30dea975956…
198.177.136.0 – 198.177.136.255 256 US allocated 2026-07-02 3d4abcee4cae…
198.177.137.0 – 198.177.137.255 256 US allocated 2026-07-02 e14f9cada0ae…
198.200.167.0 – 198.200.167.255 256 US allocated 2026-07-02 37276cd4d6f8…
198.200.168.0 – 198.200.168.255 256 US allocated 2026-07-02 e6975133f177…
198.202.195.0 – 198.202.195.255 256 US allocated 2026-07-02 babcef4e3ffa…
198.202.196.0 – 198.202.196.255 256 CA allocated 2026-07-02 1d90d062a7d0…
198.203.149.0 – 198.203.149.255 256 US allocated 2026-07-02 949e1965ee1d…
198.203.150.0 – 198.203.150.255 256 CA allocated 2026-07-02 cac50716c8e8…
198.206.204.0 – 198.206.204.255 256 US allocated 2026-07-02 15388d27a9f6…
198.232.140.0 – 198.232.140.255 256 US allocated 2026-07-02 bb0ea1669716…
198.252.229.0 – 198.252.229.255 256 US allocated 2026-07-02 b33ca12f2f94…
199.5.173.0 – 199.5.173.255 256 US allocated 2026-07-02 b2726f5e95f1…
199.165.139.0 – 199.165.139.255 256 US allocated 2026-07-02 1dd04a1ad3fc…
199.165.159.0 – 199.165.159.255 256 US allocated 2026-07-02 a6a7f9b79f44…
199.202.153.0 – 199.202.153.255 256 US allocated 2026-07-02 3f418f07f539…
199.202.154.0 – 199.202.154.255 256 US allocated 2026-07-02 de431be88d52…
199.245.147.0 – 199.245.147.255 256 US allocated 2026-07-02 0460ed70f9b5…
199.245.148.0 – 199.245.148.255 256 CA allocated 2026-07-02 68ec33fa08b0…
199.245.150.0 – 199.245.150.255 256 US allocated 2026-07-02 198e260506bf…
199.245.152.0 – 199.245.152.255 256 US allocated 2026-07-02 0280e7c0a407…
199.245.180.0 – 199.245.180.255 256 US allocated 2026-07-02 f9ba58e19d6d…
204.17.242.0 – 204.17.242.255 256 US allocated 2026-07-02 eb666baf08e8…
204.27.148.0 – 204.27.148.255 256 US allocated 2026-07-02 844dbdadfbc8…
204.27.174.0 – 204.27.174.255 256 US allocated 2026-07-02 0a419b304ed9…
204.69.246.0 – 204.69.246.255 256 US allocated 2026-07-02 a5ae4922bac4…
204.69.247.0 – 204.69.247.255 256 US allocated 2026-07-02 2899101e202f…
204.107.102.0 – 204.107.102.255 256 US allocated 2026-07-02 9744ae7d0d36…
204.107.210.0 – 204.107.210.255 256 US allocated 2026-07-02 54265d024776…
204.107.226.0 – 204.107.226.255 256 US allocated 2026-07-02 6d64eded845e…
204.128.153.0 – 204.128.153.255 256 US allocated 2026-07-02 0b077bece70f…
204.128.187.0 – 204.128.187.255 256 US allocated 2026-07-02 0c1bb0d89a95…
204.145.234.0 – 204.145.234.255 256 US allocated 2026-07-02 8396ddee62b5…
205.159.198.0 – 205.159.198.255 256 US allocated 2026-07-02 3936f7840ede…
205.166.98.0 – 205.166.98.255 256 US allocated 2026-07-02 5cd6029d13c4…
205.166.99.0 – 205.166.99.255 256 US allocated 2026-07-02 2b26970af345…
205.210.245.0 – 205.210.245.255 256 US allocated 2026-07-02 b7052dd4f881…
205.233.74.0 – 205.233.74.255 256 US allocated 2026-07-02 7ba06c12b951…
206.126.108.0 – 206.126.108.255 256 US allocated 2026-07-02 bf9d4d021a79…
206.126.117.0 – 206.126.117.255 256 US allocated 2026-07-02 fb9a6888265f…
206.126.118.0 – 206.126.118.255 256 US allocated 2026-07-02 99224b0758e7…
206.197.186.0 – 206.197.186.255 256 CA allocated 2026-07-02 4b32751066d4…
206.197.223.0 – 206.197.223.255 256 CA allocated 2026-07-02 f339ed5ae159…
206.223.73.0 – 206.223.73.255 256 US allocated 2026-07-02 3e649b692b55…
23.160.220.0 – 23.160.220.255 256 US allocated 2026-07-01 bf669085613a…
23.246.128.0 – 23.246.131.255 1,024 US allocated 2026-07-01 29434642edba…
23.246.132.0 – 23.246.135.255 1,024 US allocated 2026-07-01 661660ad2c6e…
23.246.140.0 – 23.246.143.255 1,024 US allocated 2026-07-01 29812fe3f579…
23.246.144.0 – 23.246.147.255 1,024 CA allocated 2026-07-01 08906d92797e…
23.246.148.0 – 23.246.151.255 1,024 US allocated 2026-07-01 d580863be82b…
23.246.156.0 – 23.246.159.255 1,024 US allocated 2026-07-01 f164ce4befbd…
23.246.164.0 – 23.246.167.255 1,024 US allocated 2026-07-01 67f5f6e0a033…
23.246.168.0 – 23.246.171.255 1,024 US allocated 2026-07-01 60302618f595…
23.246.172.0 – 23.246.175.255 1,024 US allocated 2026-07-01 124221d5a07f…
23.246.176.0 – 23.246.179.255 1,024 US allocated 2026-07-01 e5089b41c412…
23.246.180.0 – 23.246.183.255 1,024 US allocated 2026-07-01 c38594bbf132…
23.246.184.0 – 23.246.187.255 1,024 CA allocated 2026-07-01 bd4da63c2534…
64.93.80.0 – 64.93.83.255 1,024 US allocated 2026-07-01 e2f0a879d451…
64.112.29.0 – 64.112.29.255 256 US allocated 2026-07-01 026ddd05105f…
66.85.0.0 – 66.85.0.255 256 US allocated 2026-07-01 c82e3fcbfa69…
66.85.20.0 – 66.85.20.255 256 US allocated 2026-07-01 51d4be4d1895…
66.85.24.0 – 66.85.24.255 256 US allocated 2026-07-01 d749361f6ef8…
66.85.32.0 – 66.85.33.255 512 US allocated 2026-07-01 99e9b3c17f24…
66.85.40.0 – 66.85.40.255 256 AG allocated 2026-07-01 69807cae9b6d…
1–100 of 80,536 123 next ›last » of 806