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
1,645,628,928
📦
IPv4 networks
76,700
delegated blocks
🧭
IPv6 networks
11,350
delegated blocks
🔗
Autonomous systems
34,051
ASNs
// browse the objects
Browse the ARIN registry
| Range | Addresses | Country | Status | Allocated | Org handle |
|---|---|---|---|---|---|
| 192.160.220.0 – 192.160.220.255 | 256 |  US |
allocated | 1992-06-09 | 5b377e306b1a… |
| 192.160.221.0 – 192.160.221.255 | 256 | US |
allocated | 1992-06-09 | 5b377e306b1a… |
| 192.160.222.0 – 192.160.222.255 | 256 | US |
allocated | 1992-06-09 | 5b377e306b1a… |
| 192.160.223.0 – 192.160.223.255 | 256 | US |
allocated | 1992-06-09 | 5b377e306b1a… |
| 192.172.7.0 – 192.172.7.255 | 256 | US |
allocated | 1992-06-09 | 45fe880b68a8… |
| 192.172.8.0 – 192.172.8.255 | 256 | US |
allocated | 1992-06-09 | 45fe880b68a8… |
| 192.172.9.0 – 192.172.9.255 | 256 | US |
allocated | 1992-06-09 | 45fe880b68a8… |
| 160.127.0.0 – 160.127.255.255 | 65,536 | US |
allocated | 1992-06-08 | 45fe880b68a8… |
| 160.128.0.0 – 160.128.255.255 | 65,536 | US |
allocated | 1992-06-08 | 45fe880b68a8… |
| 192.160.196.0 – 192.160.196.255 | 256 | US |
allocated | 1992-06-08 | 3fc86c20d93e… |
| 192.160.198.0 – 192.160.198.255 | 256 | US |
allocated | 1992-06-08 | 15865ee9d6be… |
| 159.212.0.0 – 159.212.255.255 | 65,536 | US |
allocated | 1992-06-05 | 43e7cc917eec… |
| 170.12.0.0 – 170.12.255.255 | 65,536 | US |
allocated | 1992-06-05 | b76e5a683b37… |
| 192.152.198.0 – 192.152.198.255 | 256 | US |
allocated | 1992-06-05 | 9e31b29e9f80… |
| 192.152.199.0 – 192.152.199.255 | 256 | US |
allocated | 1992-06-05 | ffb2a8f7acf3… |
| 192.152.200.0 – 192.152.200.255 | 256 | US |
allocated | 1992-06-05 | 20613b8aec18… |
| 192.152.201.0 – 192.152.201.255 | 256 | US |
allocated | 1992-06-05 | 20613b8aec18… |
| 192.152.202.0 – 192.152.202.255 | 256 | US |
allocated | 1992-06-05 | 20613b8aec18… |
| 192.152.204.0 – 192.152.204.255 | 256 | US |
allocated | 1992-06-05 | bf89f7ab1681… |
| 192.152.205.0 – 192.152.205.255 | 256 | US |
allocated | 1992-06-05 | 45fe880b68a8… |
| 192.152.206.0 – 192.152.206.255 | 256 | US |
allocated | 1992-06-05 | 738f62487646… |
| 192.152.207.0 – 192.152.207.255 | 256 | US |
allocated | 1992-06-05 | e5a8bf45476f… |
| 192.152.208.0 – 192.152.208.255 | 256 | US |
allocated | 1992-06-05 | c9256102a519… |
| 192.152.209.0 – 192.152.209.255 | 256 | US |
allocated | 1992-06-05 | e3467876dd6b… |
| 192.152.210.0 – 192.152.210.255 | 256 | US |
allocated | 1992-06-05 | 71a7be0a6150… |
| 192.152.211.0 – 192.152.211.255 | 256 | US |
allocated | 1992-06-05 | b767a1b6af5a… |
| 192.174.32.0 – 192.174.63.255 | 8,192 | US |
allocated | 1992-06-05 | 0555c9ccec3f… |
| 159.199.0.0 – 159.199.255.255 | 65,536 | US |
allocated | 1992-06-04 | c00865a89818… |
| 159.201.0.0 – 159.201.255.255 | 65,536 | US |
allocated | 1992-06-04 | a173e43ca8ce… |
| 159.202.0.0 – 159.202.255.255 | 65,536 | US |
allocated | 1992-06-04 | 520a13dbf4cc… |
| 159.204.0.0 – 159.204.255.255 | 65,536 | US |
allocated | 1992-06-04 | 7824da36cc79… |
| 159.206.0.0 – 159.206.255.255 | 65,536 |  CA |
allocated | 1992-06-04 | c8280896e387… |
| 159.208.0.0 – 159.208.255.255 | 65,536 | CA |
allocated | 1992-06-04 | 79c81243260a… |
| 192.53.35.0 – 192.53.35.255 | 256 | US |
allocated | 1992-06-04 | addf9f2e5962… |
| 192.172.5.0 – 192.172.5.255 | 256 | US |
allocated | 1992-06-04 | 45fe880b68a8… |
| 160.125.0.0 – 160.125.255.255 | 65,536 | US |
allocated | 1992-06-03 | 45fe880b68a8… |
| 161.60.0.0 – 161.60.255.255 | 65,536 | US |
allocated | 1992-06-03 | 1a4b5d84a032… |
| 161.61.0.0 – 161.61.255.255 | 65,536 | US |
allocated | 1992-06-03 | c8e045104f27… |
| 192.139.140.0 – 192.139.140.255 | 256 | CA |
allocated | 1992-06-03 | ae40564faa58… |
| 192.160.185.0 – 192.160.185.255 | 256 | US |
allocated | 1992-06-03 | 1294ff2b4220… |
| 192.160.186.0 – 192.160.186.255 | 256 | US |
allocated | 1992-06-03 | 1294ff2b4220… |
| 192.160.187.0 – 192.160.187.255 | 256 | US |
allocated | 1992-06-03 | 1294ff2b4220… |
| 192.160.189.0 – 192.160.189.255 | 256 | US |
allocated | 1992-06-03 | eba9c57afac5… |
| 192.160.190.0 – 192.160.190.255 | 256 | US |
allocated | 1992-06-03 | 6154750e26cb… |
| 192.160.191.0 – 192.160.191.255 | 256 | US |
allocated | 1992-06-03 | 97d8c165fe8c… |
| 192.160.193.0 – 192.160.193.255 | 256 | US |
allocated | 1992-06-03 | f06b6e2c115c… |
| 192.175.16.0 – 192.175.19.255 | 1,024 | US |
allocated | 1992-06-03 | 2d9f0a08a8cf… |
| 192.175.20.0 – 192.175.21.255 | 512 | US |
allocated | 1992-06-03 | 2d9f0a08a8cf… |
| 134.39.0.0 – 134.39.255.255 | 65,536 | US |
allocated | 1992-06-02 | 646847059361… |
| 134.40.0.0 – 134.40.255.255 | 65,536 | US |
allocated | 1992-06-02 | 2c8b2bf4523d… |
| 158.13.0.0 – 158.13.255.255 | 65,536 | US |
allocated | 1992-06-02 | 45fe880b68a8… |
| 158.19.0.0 – 158.19.255.255 | 65,536 | US |
allocated | 1992-06-02 | 45fe880b68a8… |
| 192.75.212.0 – 192.75.212.255 | 256 | CA |
allocated | 1992-06-02 | d6dd68864cc5… |
| 192.160.173.0 – 192.160.173.255 | 256 | US |
allocated | 1992-06-02 | 93399a5c6866… |
| 192.160.174.0 – 192.160.174.255 | 256 |  PR |
allocated | 1992-06-02 | 4c413978ec51… |
| 192.160.175.0 – 192.160.175.255 | 256 | PR |
allocated | 1992-06-02 | 4c413978ec51… |
| 192.160.176.0 – 192.160.176.255 | 256 | PR |
allocated | 1992-06-02 | 4c413978ec51… |
| 192.160.180.0 – 192.160.180.255 | 256 | US |
allocated | 1992-06-02 | 8f946a7f7427… |
| 192.160.181.0 – 192.160.181.255 | 256 | US |
allocated | 1992-06-02 | 8f946a7f7427… |
| 192.172.6.0 – 192.172.6.255 | 256 | US |
allocated | 1992-06-02 | 45fe880b68a8… |
| 192.174.2.0 – 192.174.2.255 | 256 | US |
allocated | 1992-06-02 | 64a89b1d1d11… |
| 192.174.3.0 – 192.174.3.255 | 256 | US |
allocated | 1992-06-02 | 64a89b1d1d11… |
| 159.233.0.0 – 159.233.255.255 | 65,536 | US |
allocated | 1992-06-01 | 7de7df72b92f… |
| 161.55.0.0 – 161.55.255.255 | 65,536 | US |
allocated | 1992-06-01 | 2fc72c3bfb52… |
| 161.57.0.0 – 161.57.255.255 | 65,536 | US |
allocated | 1992-06-01 | 4d2bd9bab270… |
| 161.58.0.0 – 161.58.255.255 | 65,536 | US |
allocated | 1992-06-01 | 9f14454567a6… |
| 192.152.182.0 – 192.152.182.255 | 256 | US |
allocated | 1992-06-01 | 5c39c389bddd… |
| 192.152.188.0 – 192.152.188.255 | 256 | US |
allocated | 1992-06-01 | 1baf88e53c7f… |
| 192.152.189.0 – 192.152.189.255 | 256 | US |
allocated | 1992-06-01 | a2c8c3f55ee7… |
| 192.152.190.0 – 192.152.190.255 | 256 | US |
allocated | 1992-06-01 | 77bb9139fcc8… |
| 192.152.191.0 – 192.152.191.255 | 256 | US |
allocated | 1992-06-01 | a0057d4b5f99… |
| 192.152.194.0 – 192.152.194.255 | 256 | US |
allocated | 1992-06-01 | 32a95590c350… |
| 192.152.195.0 – 192.152.195.255 | 256 | CA |
allocated | 1992-06-01 | 4559b5fc4c30… |
| 192.152.196.0 – 192.152.196.255 | 256 | US |
allocated | 1992-06-01 | 22e9f474e19f… |
| 192.156.250.0 – 192.156.250.255 | 256 | US |
allocated | 1992-06-01 | 4e2d217182ea… |
| 192.160.162.0 – 192.160.162.255 | 256 | US |
allocated | 1992-06-01 | 45fe880b68a8… |
| 192.160.163.0 – 192.160.163.255 | 256 | US |
allocated | 1992-06-01 | 45fe880b68a8… |
| 192.160.164.0 – 192.160.164.255 | 256 | US |
allocated | 1992-06-01 | 45fe880b68a8… |
| 192.160.165.0 – 192.160.165.255 | 256 | US |
allocated | 1992-06-01 | ea34767b1564… |
| 192.160.166.0 – 192.160.166.255 | 256 | US |
allocated | 1992-06-01 | 6af3dbdad10c… |
| 192.160.167.0 – 192.160.167.255 | 256 | CA |
allocated | 1992-06-01 | eb1ef48d2676… |
| 192.160.168.0 – 192.160.168.255 | 256 | US |
allocated | 1992-06-01 | 65a6478dc30e… |
| 158.17.0.0 – 158.17.255.255 | 65,536 | US |
allocated | 1992-05-29 | 45fe880b68a8… |
| 158.18.0.0 – 158.18.255.255 | 65,536 | US |
allocated | 1992-05-29 | 45fe880b68a8… |
| 192.139.138.0 – 192.139.138.255 | 256 | CA |
allocated | 1992-05-29 | 076498f385cb… |
| 192.172.0.0 – 192.172.0.255 | 256 | US |
allocated | 1992-05-29 | 45fe880b68a8… |
| 192.172.3.0 – 192.172.3.255 | 256 | US |
allocated | 1992-05-29 | 45fe880b68a8… |
| 192.172.4.0 – 192.172.4.255 | 256 | US |
allocated | 1992-05-29 | 45fe880b68a8… |
| 192.172.12.0 – 192.172.12.255 | 256 | US |
allocated | 1992-05-29 | 45fe880b68a8… |
| 139.137.0.0 – 139.137.255.255 | 65,536 | US |
allocated | 1992-05-28 | 235d7be86290… |
| 159.198.0.0 – 159.198.15.255 | 4,096 | US |
allocated | 1992-05-28 | 307e62070456… |
| 159.198.48.0 – 159.198.63.255 | 4,096 | US |
allocated | 1992-05-28 | 307e62070456… |
| 159.198.80.0 – 159.198.95.255 | 4,096 | US |
allocated | 1992-05-28 | 307e62070456… |
| 159.198.96.0 – 159.198.127.255 | 8,192 | US |
allocated | 1992-05-28 | 307e62070456… |
| 159.198.128.0 – 159.198.191.255 | 16,384 | US |
allocated | 1992-05-28 | 2be9f3b62882… |
| 159.198.192.0 – 159.198.255.255 | 16,384 | US |
allocated | 1992-05-28 | 307e62070456… |
| 160.111.0.0 – 160.111.255.255 | 65,536 | US |
allocated | 1992-05-28 | adba4072fb61… |
| 160.112.0.0 – 160.112.255.255 | 65,536 | US |
allocated | 1992-05-28 | 45fe880b68a8… |
| 192.138.221.0 – 192.138.221.255 | 256 | US |
allocated | 1992-05-28 | e715021ae870… |
| 192.138.222.0 – 192.138.222.255 | 256 | US |
allocated | 1992-05-28 | e715021ae870… |