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 |
|---|---|---|---|---|---|
| 204.27.211.0 – 204.27.211.255 | 256 |  US |
allocated | 1994-11-30 | 67008168ad4e… |
| 204.27.212.0 – 204.27.212.255 | 256 | US |
allocated | 1994-11-30 | 1f51231839fd… |
| 204.126.102.0 – 204.126.103.255 | 512 | US |
allocated | 1994-11-30 | d6af7017079d… |
| 204.130.191.0 – 204.130.191.255 | 256 | US |
allocated | 1994-11-30 | 45fe880b68a8… |
| 204.130.192.0 – 204.130.192.255 | 256 | US |
allocated | 1994-11-30 | 78bd9da8e435… |
| 204.130.193.0 – 204.130.193.255 | 256 | US |
allocated | 1994-11-30 | cfc4f944cf45… |
| 204.130.194.0 – 204.130.194.255 | 256 | US |
allocated | 1994-11-30 | 0630d01dd688… |
| 204.130.195.0 – 204.130.195.255 | 256 | US |
allocated | 1994-11-30 | ac52e3b7ca18… |
| 204.130.196.0 – 204.130.196.255 | 256 | US |
allocated | 1994-11-30 | b752e4a1339d… |
| 204.130.197.0 – 204.130.197.255 | 256 | US |
allocated | 1994-11-30 | 64a8aaa467b4… |
| 204.130.198.0 – 204.130.198.255 | 256 | US |
allocated | 1994-11-30 | 7f8206c5cf8a… |
| 204.130.199.0 – 204.130.199.255 | 256 | US |
allocated | 1994-11-30 | 8e07c292ed47… |
| 204.130.200.0 – 204.130.200.255 | 256 | US |
allocated | 1994-11-30 | 01cddbefb056… |
| 204.130.201.0 – 204.130.201.255 | 256 | US |
allocated | 1994-11-30 | 66a205bf6a8b… |
| 204.130.203.0 – 204.130.203.255 | 256 | US |
allocated | 1994-11-30 | aca36480e7df… |
| 204.130.204.0 – 204.130.204.255 | 256 | US |
allocated | 1994-11-30 | e76f78a754cd… |
| 204.130.205.0 – 204.130.205.255 | 256 | US |
allocated | 1994-11-30 | 08a7b1ea5f93… |
| 204.147.80.0 – 204.147.95.255 | 4,096 | US |
allocated | 1994-11-30 | cdb7d42057bd… |
| 204.152.46.0 – 204.152.47.255 | 512 | US |
allocated | 1994-11-30 | 6aee5c79fc03… |
| 204.152.48.0 – 204.152.49.255 | 512 | US |
allocated | 1994-11-30 | c14ad8b91092… |
| 204.153.132.0 – 204.153.133.255 | 512 | US |
allocated | 1994-11-30 | e43f12c6ea05… |
| 204.153.134.0 – 204.153.134.255 | 256 | US |
allocated | 1994-11-30 | e43f12c6ea05… |
| 204.153.136.0 – 204.153.137.255 | 512 | US |
allocated | 1994-11-30 | 85fcde3c59b7… |
| 204.153.138.0 – 204.153.138.255 | 256 | US |
allocated | 1994-11-30 | 85fcde3c59b7… |
| 204.194.8.0 – 204.194.15.255 | 2,048 | US |
allocated | 1994-11-30 | cdb7d42057bd… |
| 204.194.16.0 – 204.194.19.255 | 1,024 | US |
allocated | 1994-11-30 | 57bc628afaa0… |
| 204.194.20.0 – 204.194.20.255 | 256 | US |
allocated | 1994-11-30 | 57bc628afaa0… |
| 199.31.0.0 – 199.31.255.255 | 65,536 | US |
allocated | 1994-11-29 | 45fe880b68a8… |
| 204.130.183.0 – 204.130.183.255 | 256 | US |
allocated | 1994-11-29 | 1e7710d6427d… |
| 204.130.184.0 – 204.130.184.255 | 256 | US |
allocated | 1994-11-29 | 10d8adce0d65… |
| 204.130.185.0 – 204.130.185.255 | 256 | US |
allocated | 1994-11-29 | 9a2ee448c72a… |
| 204.130.186.0 – 204.130.186.255 | 256 | US |
allocated | 1994-11-29 | b3aaf0479145… |
| 204.130.187.0 – 204.130.187.255 | 256 | US |
allocated | 1994-11-29 | cc55e3775abe… |
| 204.130.188.0 – 204.130.188.255 | 256 | US |
allocated | 1994-11-29 | 72dee2a74398… |
| 204.130.189.0 – 204.130.189.255 | 256 | US |
allocated | 1994-11-29 | 4aeec606192d… |
| 204.153.124.0 – 204.153.127.255 | 1,024 | US |
allocated | 1994-11-29 | 7df93b209bf0… |
| 204.193.64.0 – 204.193.95.255 | 8,192 | US |
allocated | 1994-11-29 | c2cc7682c23d… |
| 204.194.0.0 – 204.194.3.255 | 1,024 | US |
allocated | 1994-11-29 | 924f1c33c847… |
| 204.194.4.0 – 204.194.5.255 | 512 | US |
allocated | 1994-11-29 | 924f1c33c847… |
| 204.194.6.0 – 204.194.6.255 | 256 | US |
allocated | 1994-11-29 | 924f1c33c847… |
| 204.27.207.0 – 204.27.207.255 | 256 | US |
allocated | 1994-11-28 | b836696ba5a2… |
| 204.27.208.0 – 204.27.208.255 | 256 | US |
allocated | 1994-11-28 | 067e3b3751f9… |
| 204.27.209.0 – 204.27.209.255 | 256 | US |
allocated | 1994-11-28 | cbc131be893b… |
| 204.63.208.0 – 204.63.211.255 | 1,024 | US |
allocated | 1994-11-28 | e8487ad9f82e… |
| 204.63.212.0 – 204.63.212.255 | 256 | US |
allocated | 1994-11-28 | e8487ad9f82e… |
| 204.63.216.0 – 204.63.223.255 | 2,048 | US |
allocated | 1994-11-28 | 044501d2b052… |
| 204.124.188.0 – 204.124.189.255 | 512 | US |
allocated | 1994-11-28 | b82dc40e7c6c… |
| 204.124.190.0 – 204.124.190.255 | 256 | US |
allocated | 1994-11-28 | b82dc40e7c6c… |
| 204.124.192.0 – 204.124.195.255 | 1,024 | US |
allocated | 1994-11-28 | ab210a1ebfcd… |
| 204.130.178.0 – 204.130.178.255 | 256 | US |
allocated | 1994-11-28 | d9c1f53f306d… |
| 204.130.179.0 – 204.130.179.255 | 256 | US |
allocated | 1994-11-28 | e8b101ebaf16… |
| 204.130.180.0 – 204.130.180.255 | 256 | US |
allocated | 1994-11-28 | de49ac6d64b8… |
| 204.130.181.0 – 204.130.181.255 | 256 | US |
allocated | 1994-11-28 | 7e3a63426f6f… |
| 204.130.182.0 – 204.130.182.255 | 256 | US |
allocated | 1994-11-28 | f41060d983f4… |
| 204.139.128.0 – 204.139.255.255 | 32,768 | US |
allocated | 1994-11-28 | 9a65a87e3abf… |
| 204.27.206.0 – 204.27.206.255 | 256 | US |
allocated | 1994-11-25 | 525b95394c93… |
| 204.147.64.0 – 204.147.71.255 | 2,048 | US |
allocated | 1994-11-25 | 6d1d99e67e40… |
| 204.147.72.0 – 204.147.75.255 | 1,024 | US |
allocated | 1994-11-25 | 6d1d99e67e40… |
| 204.193.0.0 – 204.193.15.255 | 4,096 | US |
allocated | 1994-11-25 | 07b744b90818… |
| 204.193.16.0 – 204.193.23.255 | 2,048 | US |
allocated | 1994-11-25 | 07b744b90818… |
| 204.193.24.0 – 204.193.27.255 | 1,024 | US |
allocated | 1994-11-25 | 07b744b90818… |
| 204.193.30.0 – 204.193.31.255 | 512 | US |
allocated | 1994-11-25 | 07b744b90818… |
| 204.193.32.0 – 204.193.63.255 | 8,192 | US |
allocated | 1994-11-25 | 13c342414d74… |
| 199.60.122.0 – 199.60.122.255 | 256 |  CA |
allocated | 1994-11-23 | b77cb9e068ad… |
| 199.60.123.0 – 199.60.123.255 | 256 | US |
allocated | 1994-11-23 | e9e86d2564f2… |
| 199.212.25.0 – 199.212.25.255 | 256 | CA |
allocated | 1994-11-23 | b30c6d1a9350… |
| 204.27.202.0 – 204.27.202.255 | 256 | US |
allocated | 1994-11-23 | 00120df8426d… |
| 204.27.204.0 – 204.27.204.255 | 256 | US |
allocated | 1994-11-23 | 41ded1d4cdb7… |
| 204.27.205.0 – 204.27.205.255 | 256 | US |
allocated | 1994-11-23 | 14c38ae7e078… |
| 204.63.192.0 – 204.63.199.255 | 2,048 | US |
allocated | 1994-11-23 | ca43c272585c… |
| 204.63.200.0 – 204.63.207.255 | 2,048 | US |
allocated | 1994-11-23 | a31a30520395… |
| 204.86.104.0 – 204.86.111.255 | 2,048 | US |
allocated | 1994-11-23 | 07301a3056e8… |
| 204.86.112.0 – 204.86.115.255 | 1,024 | US |
allocated | 1994-11-23 | 07301a3056e8… |
| 204.124.184.0 – 204.124.187.255 | 1,024 | US |
allocated | 1994-11-23 | 6d79c3761260… |
| 204.126.98.0 – 204.126.99.255 | 512 | US |
allocated | 1994-11-23 | 473ffe088b64… |
| 204.126.100.0 – 204.126.101.255 | 512 | US |
allocated | 1994-11-23 | 9d9be42e5420… |
| 204.130.177.0 – 204.130.177.255 | 256 | US |
allocated | 1994-11-23 | 269ef02cefeb… |
| 204.145.8.0 – 204.145.15.255 | 2,048 | US |
allocated | 1994-11-23 | c1383a69409b… |
| 204.145.128.0 – 204.145.135.255 | 2,048 | US |
allocated | 1994-11-23 | a6dc64291e08… |
| 204.198.0.0 – 204.198.255.255 | 65,536 | US |
allocated | 1994-11-23 | e5e3b9c13678… |
| 204.199.0.0 – 204.199.255.255 | 65,536 | US |
allocated | 1994-11-23 | a2aeca59b913… |
| 192.124.16.0 – 192.124.16.255 | 256 | US |
allocated | 1994-11-22 | 67fa659a96f9… |
| 204.27.188.0 – 204.27.188.255 | 256 | US |
allocated | 1994-11-22 | 07ace4af514b… |
| 204.27.189.0 – 204.27.189.255 | 256 | US |
allocated | 1994-11-22 | 9c9393dff645… |
| 204.27.190.0 – 204.27.190.255 | 256 | US |
allocated | 1994-11-22 | 5593ee0fd9c5… |
| 204.27.191.0 – 204.27.191.255 | 256 | US |
allocated | 1994-11-22 | 5ad06365fc3f… |
| 204.27.192.0 – 204.27.192.255 | 256 | US |
allocated | 1994-11-22 | acf06a7e81c7… |
| 204.27.193.0 – 204.27.193.255 | 256 | US |
allocated | 1994-11-22 | 285dd5d9ade1… |
| 204.27.194.0 – 204.27.194.255 | 256 | US |
allocated | 1994-11-22 | b2a2bcf731ab… |
| 204.27.195.0 – 204.27.195.255 | 256 | US |
allocated | 1994-11-22 | 64fa35805eef… |
| 204.27.196.0 – 204.27.196.255 | 256 | US |
allocated | 1994-11-22 | 84442bec5fa8… |
| 204.27.198.0 – 204.27.198.255 | 256 | US |
allocated | 1994-11-22 | c37350793231… |
| 204.27.199.0 – 204.27.199.255 | 256 | US |
allocated | 1994-11-22 | 0b7be4bd3d32… |
| 204.27.200.0 – 204.27.200.255 | 256 | US |
allocated | 1994-11-22 | 6157f7b29d01… |
| 204.126.96.0 – 204.126.97.255 | 512 | US |
allocated | 1994-11-22 | 82a9d50e27d4… |
| 204.156.224.0 – 204.156.255.255 | 8,192 | US |
allocated | 1994-11-22 | 5bc0e6b03f19… |
| 204.192.0.0 – 204.192.255.255 | 65,536 | US |
allocated | 1994-11-22 | e220ed812a4c… |
| 199.122.128.0 – 199.122.255.255 | 32,768 | US |
allocated | 1994-11-21 | 45fe880b68a8… |
| 204.27.182.0 – 204.27.182.255 | 256 | US |
allocated | 1994-11-21 | 0de9f821d7f9… |
| 204.27.183.0 – 204.27.183.255 | 256 | US |
allocated | 1994-11-21 | 46d4eda72e18… |