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
1,644,591,360
📦
IPv4 networks
76,802
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 |
|---|---|---|---|---|---|
| 204.16.100.0 – 204.16.103.255 | 1,024 |  CA |
allocated | 2005-10-26 | 0d46a8b30ddc… |
| 204.16.88.0 – 204.16.95.255 | 2,048 |  US |
allocated | 2005-10-25 | 8a092cfdf13a… |
| 206.197.31.0 – 206.197.31.255 | 256 | CA |
allocated | 2005-10-25 | a2eba22c6c42… |
| 216.14.96.0 – 216.14.111.255 | 4,096 | US |
allocated | 2005-10-25 | 4a87104fc02e… |
| 216.14.128.0 – 216.14.143.255 | 4,096 | CA |
allocated | 2005-10-25 | dcd08486c35a… |
| 67.63.64.0 – 67.63.127.255 | 16,384 | US |
allocated | 2005-10-24 | a940dbcbf654… |
| 204.16.80.0 – 204.16.83.255 | 1,024 | US |
allocated | 2005-10-24 | d538268083a4… |
| 204.16.84.0 – 204.16.87.255 | 1,024 | US |
allocated | 2005-10-24 | c2f06df25547… |
| 206.174.128.0 – 206.174.159.255 | 8,192 | US |
allocated | 2005-10-24 | c72120f65b9c… |
| 209.143.208.0 – 209.143.223.255 | 4,096 | US |
allocated | 2005-10-24 | 1c82ff0157c8… |
| 66.232.96.0 – 66.232.127.255 | 8,192 | US |
allocated | 2005-10-21 | 02dae35f3428… |
| 204.16.76.0 – 204.16.79.255 | 1,024 | US |
allocated | 2005-10-21 | e220ed812a4c… |
| 206.132.48.0 – 206.132.63.255 | 4,096 | CA |
allocated | 2005-10-21 | 6d548c03e6d5… |
| 204.16.64.0 – 204.16.67.255 | 1,024 | US |
allocated | 2005-10-19 | 8cabc774c75a… |
| 204.16.68.0 – 204.16.71.255 | 1,024 | US |
allocated | 2005-10-19 | ae2f2a148877… |
| 64.22.160.0 – 64.22.175.255 | 4,096 | US |
allocated | 2005-10-18 | 5865b7635cea… |
| 64.130.128.0 – 64.130.191.255 | 16,384 | US |
allocated | 2005-10-18 | 8b02b8e5da74… |
| 206.132.128.0 – 206.132.143.255 | 4,096 | US |
allocated | 2005-10-18 | 6dd79c3713b6… |
| 65.37.224.0 – 65.37.239.255 | 4,096 | US |
allocated | 2005-10-17 | e4a25f8062d9… |
| 66.160.224.0 – 66.160.239.255 | 4,096 | US |
allocated | 2005-10-17 | f1e69b8e49c7… |
| 204.16.48.0 – 204.16.55.255 | 2,048 | US |
allocated | 2005-10-17 | c69d336501b4… |
| 64.90.144.0 – 64.90.159.255 | 4,096 | US |
allocated | 2005-10-14 | 0adaa4669c2b… |
| 204.16.32.0 – 204.16.35.255 | 1,024 | US |
allocated | 2005-10-14 | 2d107579c4a9… |
| 64.68.208.0 – 64.68.223.255 | 4,096 | US |
allocated | 2005-10-13 | 893537025965… |
| 64.130.0.0 – 64.130.31.255 | 8,192 | US |
allocated | 2005-10-13 | 553baa5a5ca7… |
| 24.138.128.0 – 24.138.191.255 | 16,384 | CA |
allocated | 2005-10-12 | 041ef52753d9… |
| 64.57.240.0 – 64.57.255.255 | 4,096 | US |
allocated | 2005-10-12 | 11605ea9b000… |
| 69.6.96.0 – 69.6.127.255 | 8,192 | US |
allocated | 2005-10-12 | 970ab9cd999a… |
| 64.79.112.0 – 64.79.127.255 | 4,096 | US |
allocated | 2005-10-11 | 0a9e86466475… |
| 204.16.12.0 – 204.16.15.255 | 1,024 | US |
allocated | 2005-10-11 | c17b4db6c788… |
| 204.16.24.0 – 204.16.31.255 | 2,048 | US |
allocated | 2005-10-10 | 9b35a6cd5052… |
| 63.245.224.0 – 63.245.255.255 | 8,192 | US |
allocated | 2005-10-07 | f0506f049d2a… |
| 66.160.208.0 – 66.160.223.255 | 4,096 | US |
allocated | 2005-10-07 | d538268083a4… |
| 204.16.8.0 – 204.16.11.255 | 1,024 |  KN |
allocated | 2005-10-06 | ab6e02d48de9… |
| 66.211.32.0 – 66.211.63.255 | 8,192 | US |
allocated | 2005-10-05 | cdb7d42057bd… |
| 65.98.128.0 – 65.98.143.255 | 4,096 | US |
allocated | 2005-10-04 | 12e60256aff4… |
| 65.98.144.0 – 65.98.147.255 | 1,024 | US |
allocated | 2005-10-04 | 12e60256aff4… |
| 204.15.244.0 – 204.15.247.255 | 1,024 | US |
allocated | 2005-10-04 | 0ed7443ed68a… |
| 204.15.248.0 – 204.15.255.255 | 2,048 | US |
allocated | 2005-10-03 | 6ac9e8ec86fb… |
| 204.16.0.0 – 204.16.7.255 | 2,048 | US |
allocated | 2005-10-03 | 760879da1743… |
| 64.89.240.0 – 64.89.255.255 | 4,096 | US |
allocated | 2005-09-30 | 9ff4c26c1ae7… |
| 204.152.232.0 – 204.152.239.255 | 2,048 | US |
allocated | 2005-09-30 | 487ef3cd06ba… |
| 69.71.32.0 – 69.71.47.255 | 4,096 | US |
allocated | 2005-09-29 | 5a2a0f5318db… |
| 69.71.224.0 – 69.71.255.255 | 8,192 | US |
allocated | 2005-09-29 | 68dd61ac8392… |
| 70.42.0.0 – 70.42.63.255 | 16,384 | US |
allocated | 2005-09-29 | 327bf0000e76… |
| 70.42.64.0 – 70.42.79.255 | 4,096 | US |
allocated | 2005-09-29 | 327bf0000e76… |
| 70.42.80.0 – 70.42.83.255 | 1,024 | US |
allocated | 2005-09-29 | 327bf0000e76… |
| 70.42.88.0 – 70.42.95.255 | 2,048 | US |
allocated | 2005-09-29 | 327bf0000e76… |
| 70.42.96.0 – 70.42.103.255 | 2,048 | US |
allocated | 2005-09-29 | 327bf0000e76… |
| 70.42.108.0 – 70.42.111.255 | 1,024 | US |
allocated | 2005-09-29 | 327bf0000e76… |
| 70.42.117.0 – 70.42.117.255 | 256 | US |
allocated | 2005-09-29 | 327bf0000e76… |
| 70.42.118.0 – 70.42.118.255 | 256 | US |
allocated | 2005-09-29 | 327bf0000e76… |
| 70.42.128.0 – 70.42.159.255 | 8,192 | US |
allocated | 2005-09-29 | 327bf0000e76… |
| 70.42.160.0 – 70.42.163.255 | 1,024 | US |
allocated | 2005-09-29 | 327bf0000e76… |
| 70.42.168.0 – 70.42.175.255 | 2,048 | US |
allocated | 2005-09-29 | 327bf0000e76… |
| 70.42.176.0 – 70.42.183.255 | 2,048 | US |
allocated | 2005-09-29 | 327bf0000e76… |
| 70.42.184.0 – 70.42.187.255 | 1,024 | US |
allocated | 2005-09-29 | 327bf0000e76… |
| 70.42.192.0 – 70.42.207.255 | 4,096 | US |
allocated | 2005-09-29 | 327bf0000e76… |
| 70.42.214.0 – 70.42.215.255 | 512 | US |
allocated | 2005-09-29 | 327bf0000e76… |
| 70.42.216.0 – 70.42.223.255 | 2,048 | US |
allocated | 2005-09-29 | 327bf0000e76… |
| 70.42.224.0 – 70.42.255.255 | 8,192 | US |
allocated | 2005-09-29 | 327bf0000e76… |
| 65.111.160.0 – 65.111.191.255 | 8,192 | US |
allocated | 2005-09-28 | dcce4ea91bfb… |
| 204.15.100.0 – 204.15.103.255 | 1,024 | US |
allocated | 2005-09-28 | 6e048190eb9a… |
| 204.15.220.0 – 204.15.223.255 | 1,024 | US |
allocated | 2005-09-27 | 645de5063afb… |
| 216.93.240.0 – 216.93.255.255 | 4,096 | US |
allocated | 2005-09-27 | d1378c4e14cf… |
| 216.117.248.0 – 216.117.249.255 | 512 | US |
allocated | 2005-09-27 | 0a4eaf06d83a… |
| 216.117.250.0 – 216.117.251.255 | 512 | US |
allocated | 2005-09-27 | 3b192e8297f7… |
| 216.117.252.0 – 216.117.255.255 | 1,024 | US |
allocated | 2005-09-27 | 3b192e8297f7… |
| 65.99.192.0 – 65.99.255.255 | 16,384 | US |
allocated | 2005-09-23 | 6e048190eb9a… |
| 72.160.0.0 – 72.161.255.255 | 131,072 | US |
allocated | 2005-09-23 | cdb7d42057bd… |
| 204.15.224.0 – 204.15.231.255 | 2,048 | US |
allocated | 2005-09-23 | 860fa092fe05… |
| 216.27.112.0 – 216.27.127.255 | 4,096 | US |
allocated | 2005-09-23 | f57036a35d7c… |
| 66.244.160.0 – 66.244.191.255 | 8,192 | US |
allocated | 2005-09-22 | b0c60d50c903… |
| 70.41.0.0 – 70.41.255.255 | 65,536 | US |
allocated | 2005-09-22 | 4bb69b7e690b… |
| 204.15.132.0 – 204.15.135.255 | 1,024 | US |
allocated | 2005-09-22 | a67ad7f7f99a… |
| 204.15.216.0 – 204.15.219.255 | 1,024 | US |
allocated | 2005-09-22 | 2456d9a87dcc… |
| 66.241.160.0 – 66.241.191.255 | 8,192 | US |
allocated | 2005-09-21 | 5ab6fcbe0427… |
| 204.15.200.0 – 204.15.203.255 | 1,024 | US |
allocated | 2005-09-21 | 42e022158d0c… |
| 72.136.0.0 – 72.143.255.255 | 524,288 | CA |
allocated | 2005-09-20 | dcd08486c35a… |
| 204.15.192.0 – 204.15.199.255 | 2,048 | CA |
allocated | 2005-09-20 | 2b747aa89313… |
| 216.55.112.0 – 216.55.119.255 | 2,048 | US |
allocated | 2005-09-20 | 021db79d11df… |
| 216.55.120.0 – 216.55.123.255 | 1,024 | US |
allocated | 2005-09-20 | 021db79d11df… |
| 216.55.124.0 – 216.55.125.255 | 512 | US |
allocated | 2005-09-20 | 021db79d11df… |
| 204.15.184.0 – 204.15.191.255 | 2,048 | CA |
allocated | 2005-09-19 | 3bb99cafc4c2… |
| 24.40.192.0 – 24.40.223.255 | 8,192 | US |
allocated | 2005-09-16 | b8051913e298… |
| 207.47.128.0 – 207.47.255.255 | 32,768 | CA |
allocated | 2005-09-16 | 63072a7115f6… |
| 204.15.164.0 – 204.15.167.255 | 1,024 | US |
allocated | 2005-09-14 | 35d069cb49b8… |
| 204.15.176.0 – 204.15.179.255 | 1,024 | US |
allocated | 2005-09-14 | 8e3a58895095… |
| 204.15.180.0 – 204.15.183.255 | 1,024 | US |
allocated | 2005-09-14 | ea58a6be6f45… |
| 66.45.160.0 – 66.45.191.255 | 8,192 | US |
allocated | 2005-09-13 | 6e048190eb9a… |
| 66.16.0.0 – 66.16.255.255 | 65,536 | US |
allocated | 2005-09-12 | 6c065d5b54b8… |
| 216.106.192.0 – 216.106.255.255 | 16,384 | US |
allocated | 2005-09-12 | 81d06921381e… |
| 216.177.128.0 – 216.177.143.255 | 4,096 | US |
allocated | 2005-09-12 | 7b3cc8550ec4… |
| 204.15.168.0 – 204.15.168.255 | 256 | US |
allocated | 2005-09-09 | 96fd592f5445… |
| 209.240.48.0 – 209.240.63.255 | 4,096 | US |
allocated | 2005-09-09 | 4c777176f4b5… |
| 66.45.128.0 – 66.45.159.255 | 8,192 | US |
allocated | 2005-09-08 | b0dfca43049f… |
| 204.15.152.0 – 204.15.159.255 | 2,048 | US |
allocated | 2005-09-08 | 96cec03cdb0d… |
| 204.15.160.0 – 204.15.163.255 | 1,024 | US |
allocated | 2005-09-08 | 57bc851783e6… |
| 208.40.224.0 – 208.40.255.255 | 8,192 | US |
allocated | 2005-09-08 | 1cb21afb6f24… |
| 72.232.0.0 – 72.232.255.255 | 65,536 | US |
allocated | 2005-09-07 | 67ce42f5d914… |