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
1,645,629,184
📦
IPv4 networks
76,691
delegated blocks
🧭
IPv6 networks
11,348
delegated blocks
🔗
Autonomous systems
34,039
ASNs
// browse the objects
Browse the ARIN registry
| Range | Addresses | Country | Status | Allocated | Org handle |
|---|---|---|---|---|---|
| 192.153.11.0 – 192.153.11.255 | 256 |  US |
allocated | 1992-03-31 | 36461df0e4b1… |
| 192.153.15.0 – 192.153.15.255 | 256 | US |
allocated | 1992-03-31 | b48531bdc28e… |
| 192.153.16.0 – 192.153.16.255 | 256 | US |
allocated | 1992-03-31 | a023ad33bd26… |
| 192.153.20.0 – 192.153.20.255 | 256 | US |
allocated | 1992-03-31 | e43f12c6ea05… |
| 192.153.21.0 – 192.153.21.255 | 256 | US |
allocated | 1992-03-31 | e43f12c6ea05… |
| 192.153.22.0 – 192.153.22.255 | 256 | US |
allocated | 1992-03-31 | e43f12c6ea05… |
| 192.153.23.0 – 192.153.23.255 | 256 | US |
allocated | 1992-03-31 | fa09d9587319… |
| 192.153.26.0 – 192.153.27.255 | 512 | US |
allocated | 1992-03-31 | f4bb71b8cdaf… |
| 192.153.28.0 – 192.153.31.255 | 1,024 | US |
allocated | 1992-03-31 | f4bb71b8cdaf… |
| 192.153.32.0 – 192.153.39.255 | 2,048 | US |
allocated | 1992-03-31 | f4bb71b8cdaf… |
| 192.153.40.0 – 192.153.41.255 | 512 | US |
allocated | 1992-03-31 | f4bb71b8cdaf… |
| 192.153.48.0 – 192.153.48.255 | 256 | US |
allocated | 1992-03-31 | e5e3b9c13678… |
| 192.153.56.0 – 192.153.56.255 | 256 | US |
allocated | 1992-03-31 | 32977d743b8a… |
| 192.153.77.0 – 192.153.77.255 | 256 | US |
allocated | 1992-03-31 | 570cc0afe505… |
| 192.153.78.0 – 192.153.78.255 | 256 | US |
allocated | 1992-03-31 | 570cc0afe505… |
| 192.153.79.0 – 192.153.79.255 | 256 | US |
allocated | 1992-03-31 | 570cc0afe505… |
| 192.153.80.0 – 192.153.80.255 | 256 | US |
allocated | 1992-03-31 | 570cc0afe505… |
| 192.153.81.0 – 192.153.81.255 | 256 | US |
allocated | 1992-03-31 | 570cc0afe505… |
| 192.153.82.0 – 192.153.82.255 | 256 | US |
allocated | 1992-03-31 | 570cc0afe505… |
| 192.153.83.0 – 192.153.83.255 | 256 | US |
allocated | 1992-03-31 | 570cc0afe505… |
| 192.153.84.0 – 192.153.84.255 | 256 | US |
allocated | 1992-03-31 | 570cc0afe505… |
| 192.153.85.0 – 192.153.85.255 | 256 | US |
allocated | 1992-03-31 | 570cc0afe505… |
| 192.153.86.0 – 192.153.86.255 | 256 | US |
allocated | 1992-03-31 | 570cc0afe505… |
| 192.153.87.0 – 192.153.87.255 | 256 | US |
allocated | 1992-03-31 | 51ea34e02f18… |
| 192.153.90.0 – 192.153.90.255 | 256 | US |
allocated | 1992-03-31 | a3ac61932ac1… |
| 192.153.91.0 – 192.153.91.255 | 256 | US |
allocated | 1992-03-31 | 74af6852a610… |
| 192.153.92.0 – 192.153.92.255 | 256 | US |
allocated | 1992-03-31 | 45fe880b68a8… |
| 192.153.94.0 – 192.153.94.255 | 256 | US |
allocated | 1992-03-31 | 99a77b45f7e1… |
| 192.154.4.0 – 192.154.4.255 | 256 | US |
allocated | 1992-03-31 | 0ff513819226… |
| 192.154.5.0 – 192.154.5.255 | 256 | US |
allocated | 1992-03-31 | 0ff513819226… |
| 192.154.6.0 – 192.154.6.255 | 256 | US |
allocated | 1992-03-31 | 0ff513819226… |
| 158.128.0.0 – 158.128.255.255 | 65,536 |  CA |
allocated | 1992-03-30 | 84344661f626… |
| 158.189.0.0 – 158.189.255.255 | 65,536 | US |
allocated | 1992-03-30 | 58a1842e4fc7… |
| 159.91.0.0 – 159.91.255.255 | 65,536 | US |
allocated | 1992-03-30 | 634a8f3a2e3a… |
| 192.152.1.0 – 192.152.1.255 | 256 | US |
allocated | 1992-03-30 | 11367f25b928… |
| 192.152.2.0 – 192.152.2.255 | 256 | US |
allocated | 1992-03-30 | fbe26e14c13a… |
| 192.152.4.0 – 192.152.4.255 | 256 | US |
allocated | 1992-03-30 | 1bca05b2ce32… |
| 192.152.5.0 – 192.152.5.255 | 256 | US |
allocated | 1992-03-30 | 0692461a861a… |
| 192.152.7.0 – 192.152.7.255 | 256 | US |
allocated | 1992-03-30 | 5e7685b67be6… |
| 192.152.8.0 – 192.152.8.255 | 256 | US |
allocated | 1992-03-30 | 454233001d7d… |
| 192.152.9.0 – 192.152.9.255 | 256 | US |
allocated | 1992-03-30 | 24718632a37d… |
| 192.153.4.0 – 192.153.4.255 | 256 | US |
allocated | 1992-03-30 | 63ed48689f00… |
| 192.153.5.0 – 192.153.5.255 | 256 | US |
allocated | 1992-03-30 | d42a834f80ad… |
| 192.153.7.0 – 192.153.7.255 | 256 | US |
allocated | 1992-03-30 | 0653385f7d6b… |
| 192.153.8.0 – 192.153.8.255 | 256 | US |
allocated | 1992-03-30 | 092cb9e8bd85… |
| 192.131.235.0 – 192.131.235.255 | 256 | US |
allocated | 1992-03-29 | 0cb6006f2721… |
| 192.131.236.0 – 192.131.236.255 | 256 | US |
allocated | 1992-03-29 | 0cb6006f2721… |
| 192.131.237.0 – 192.131.237.255 | 256 | US |
allocated | 1992-03-29 | 0cb6006f2721… |
| 192.131.238.0 – 192.131.238.255 | 256 | US |
allocated | 1992-03-29 | 0cb6006f2721… |
| 192.131.241.0 – 192.131.241.255 | 256 | US |
allocated | 1992-03-29 | 139a046c96c1… |
| 192.131.242.0 – 192.131.242.255 | 256 | US |
allocated | 1992-03-29 | 139a046c96c1… |
| 192.132.6.0 – 192.132.6.255 | 256 | US |
allocated | 1992-03-29 | ea1dfd2c1309… |
| 192.132.19.0 – 192.132.19.255 | 256 | CA |
allocated | 1992-03-29 | b54507597bff… |
| 192.132.37.0 – 192.132.37.255 | 256 | US |
allocated | 1992-03-29 | 39f75bb359c4… |
| 192.132.39.0 – 192.132.39.255 | 256 | US |
allocated | 1992-03-29 | 2d5d8a15d93b… |
| 192.132.40.0 – 192.132.40.255 | 256 | US |
allocated | 1992-03-29 | 2d5d8a15d93b… |
| 192.132.75.0 – 192.132.75.255 | 256 | US |
allocated | 1992-03-29 | acfc4932ac54… |
| 192.132.86.0 – 192.132.86.255 | 256 | US |
allocated | 1992-03-29 | 45fe880b68a8… |
| 192.132.87.0 – 192.132.87.255 | 256 | US |
allocated | 1992-03-29 | 45fe880b68a8… |
| 192.132.97.0 – 192.132.97.255 | 256 | US |
allocated | 1992-03-29 | c13db1a2e19c… |
| 192.132.214.0 – 192.132.214.255 | 256 | US |
allocated | 1992-03-29 | 1d6df64affdb… |
| 192.132.215.0 – 192.132.215.255 | 256 | US |
allocated | 1992-03-29 | 1d6df64affdb… |
| 192.132.216.0 – 192.132.216.255 | 256 | US |
allocated | 1992-03-29 | 1d6df64affdb… |
| 192.132.217.0 – 192.132.217.255 | 256 | US |
allocated | 1992-03-29 | 1d6df64affdb… |
| 192.132.218.0 – 192.132.218.255 | 256 | US |
allocated | 1992-03-29 | 1d6df64affdb… |
| 192.132.219.0 – 192.132.219.255 | 256 | US |
allocated | 1992-03-29 | 1d6df64affdb… |
| 192.132.220.0 – 192.132.220.255 | 256 | US |
allocated | 1992-03-29 | 1d6df64affdb… |
| 192.132.221.0 – 192.132.221.255 | 256 | US |
allocated | 1992-03-29 | 1d6df64affdb… |
| 192.132.222.0 – 192.132.222.255 | 256 | US |
allocated | 1992-03-29 | 1d6df64affdb… |
| 192.132.223.0 – 192.132.223.255 | 256 | US |
allocated | 1992-03-29 | 1d6df64affdb… |
| 192.132.224.0 – 192.132.224.255 | 256 | US |
allocated | 1992-03-29 | 1d6df64affdb… |
| 192.132.225.0 – 192.132.225.255 | 256 | US |
allocated | 1992-03-29 | 1d6df64affdb… |
| 192.132.226.0 – 192.132.226.255 | 256 | US |
allocated | 1992-03-29 | 1d6df64affdb… |
| 192.132.227.0 – 192.132.227.255 | 256 | US |
allocated | 1992-03-29 | 1d6df64affdb… |
| 192.132.228.0 – 192.132.228.255 | 256 | US |
allocated | 1992-03-29 | 1d6df64affdb… |
| 192.132.229.0 – 192.132.229.255 | 256 | US |
allocated | 1992-03-29 | 1d6df64affdb… |
| 192.132.230.0 – 192.132.230.255 | 256 | US |
allocated | 1992-03-29 | 1d6df64affdb… |
| 192.132.231.0 – 192.132.231.255 | 256 | US |
allocated | 1992-03-29 | 1d6df64affdb… |
| 192.132.232.0 – 192.132.232.255 | 256 | US |
allocated | 1992-03-29 | 1d6df64affdb… |
| 192.132.233.0 – 192.132.233.255 | 256 | US |
allocated | 1992-03-29 | 1d6df64affdb… |
| 192.135.3.0 – 192.135.3.255 | 256 | US |
allocated | 1992-03-29 | c7ca8f91016e… |
| 192.135.4.0 – 192.135.4.255 | 256 | US |
allocated | 1992-03-29 | c7ca8f91016e… |
| 192.135.5.0 – 192.135.5.255 | 256 | US |
allocated | 1992-03-29 | c7ca8f91016e… |
| 192.135.6.0 – 192.135.6.255 | 256 | US |
allocated | 1992-03-29 | c7ca8f91016e… |
| 192.135.45.0 – 192.135.45.255 | 256 | US |
allocated | 1992-03-29 | 13816cc069cd… |
| 155.247.0.0 – 155.247.255.255 | 65,536 | US |
allocated | 1992-03-27 | fd2336fa1070… |
| 158.96.0.0 – 158.96.255.255 | 65,536 | US |
allocated | 1992-03-27 | f35f3d727528… |
| 192.133.3.0 – 192.133.3.255 | 256 | US |
allocated | 1992-03-27 | e220ed812a4c… |
| 192.150.253.0 – 192.150.253.255 | 256 | US |
allocated | 1992-03-27 | d7bc4f60747e… |
| 192.153.1.0 – 192.153.1.255 | 256 | US |
allocated | 1992-03-27 | 031254e49db2… |
| 192.154.2.0 – 192.154.2.255 | 256 | US |
allocated | 1992-03-27 | 4fd07590de28… |
| 156.21.0.0 – 156.21.255.255 | 65,536 | US |
allocated | 1992-03-26 | b8e4bfc57c91… |
| 156.65.0.0 – 156.65.255.255 | 65,536 | US |
allocated | 1992-03-26 | 658570b3ef01… |
| 157.178.0.0 – 157.178.255.255 | 65,536 | US |
allocated | 1992-03-26 | d4a604689d0d… |
| 192.136.134.0 – 192.136.134.255 | 256 | US |
allocated | 1992-03-26 | 45fe880b68a8… |
| 192.149.243.0 – 192.149.243.255 | 256 | US |
allocated | 1992-03-26 | 1cc549813f49… |
| 192.149.244.0 – 192.149.244.255 | 256 | US |
allocated | 1992-03-26 | 4886a79e4b71… |
| 192.150.245.0 – 192.150.245.255 | 256 | US |
allocated | 1992-03-26 | be87a6f57401… |
| 192.150.247.0 – 192.150.247.255 | 256 | US |
allocated | 1992-03-26 | 0c170b4d97fe… |
| 192.151.1.0 – 192.151.1.255 | 256 | US |
allocated | 1992-03-26 | 4a34b9f7ce6e… |