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
1,645,667,328
📦
IPv4 networks
76,693
delegated blocks
🧭
IPv6 networks
11,352
delegated blocks
🔗
Autonomous systems
34,034
ASNs
// browse the objects
Browse the ARIN registry
| Range | Addresses | Country | Status | Allocated | Org handle |
|---|---|---|---|---|---|
| 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… |
| 204.27.184.0 – 204.27.184.255 | 256 | US |
allocated | 1994-11-21 | a8c57212044e… |
| 204.27.185.0 – 204.27.185.255 | 256 | US |
allocated | 1994-11-21 | 33f786e15eb4… |
| 204.27.187.0 – 204.27.187.255 | 256 | US |
allocated | 1994-11-21 | 7dc7eb754862… |
| 204.63.184.0 – 204.63.187.255 | 1,024 | US |
allocated | 1994-11-21 | e125ef1d336e… |
| 204.63.188.0 – 204.63.189.255 | 512 | US |
allocated | 1994-11-21 | e125ef1d336e… |
| 204.124.176.0 – 204.124.179.255 | 1,024 | US |
allocated | 1994-11-21 | 37bac62e9a6d… |
| 204.126.94.0 – 204.126.95.255 | 512 | US |
allocated | 1994-11-21 | a6ef236ed0bd… |
| 160.133.0.0 – 160.133.255.255 | 65,536 | US |
allocated | 1994-11-18 | 45fe880b68a8… |
| 160.134.0.0 – 160.134.255.255 | 65,536 | US |
allocated | 1994-11-18 | 45fe880b68a8… |
| 169.148.192.0 – 169.148.255.255 | 16,384 | US |
allocated | 1994-11-18 | 228ff9c30ae4… |
| 192.30.208.0 – 192.30.208.255 | 256 | US |
allocated | 1994-11-18 | c39724829789… |
| 204.27.175.0 – 204.27.175.255 | 256 | US |
allocated | 1994-11-18 | 1ef9f9a944da… |
| 204.27.176.0 – 204.27.176.255 | 256 | US |
allocated | 1994-11-18 | 0596821a6910… |
| 204.27.177.0 – 204.27.177.255 | 256 | US |
allocated | 1994-11-18 | 60a91c0376a7… |
| 204.27.178.0 – 204.27.178.255 | 256 | US |
allocated | 1994-11-18 | b82f77fe9c29… |
| 204.27.180.0 – 204.27.180.255 | 256 | US |
allocated | 1994-11-18 | 667cab68f31c… |
| 204.27.181.0 – 204.27.181.255 | 256 | US |
allocated | 1994-11-18 | 81939d905546… |
| 204.63.176.0 – 204.63.183.255 | 2,048 | US |
allocated | 1994-11-18 | 916d747d7bed… |
| 204.110.240.0 – 204.110.255.255 | 4,096 | US |
allocated | 1994-11-18 | e220ed812a4c… |
| 204.126.92.0 – 204.126.93.255 | 512 | US |
allocated | 1994-11-18 | cb11a4ebf772… |
| 204.130.176.0 – 204.130.176.255 | 256 | US |
allocated | 1994-11-18 | d0c500e7a569… |
| 204.147.16.0 – 204.147.31.255 | 4,096 | US |
allocated | 1994-11-18 | 19c37c795ee3… |
| 204.152.42.0 – 204.152.43.255 | 512 | US |
allocated | 1994-11-18 | c0d8277c6599… |
| 204.152.44.0 – 204.152.45.255 | 512 | US |
allocated | 1994-11-18 | 9e46ab47277f… |
| 204.154.228.0 – 204.154.228.255 | 256 |  PR |
allocated | 1994-11-18 | cab838ed7a3f… |
| 204.154.232.0 – 204.154.239.255 | 2,048 | US |
allocated | 1994-11-18 | cdb7d42057bd… |
| 204.191.0.0 – 204.191.255.255 | 65,536 | CA |
allocated | 1994-11-18 | 0e702695cc8d… |
| 170.202.0.0 – 170.202.255.255 | 65,536 | US |
allocated | 1994-11-17 | 4e16cd00a12b… |
| 198.163.114.0 – 198.163.114.255 | 256 | CA |
allocated | 1994-11-17 | 58fd305adcad… |
| 204.88.224.0 – 204.88.255.255 | 8,192 | US |
allocated | 1994-11-17 | 3123711295e6… |
| 204.130.170.0 – 204.130.170.255 | 256 | US |
allocated | 1994-11-17 | ace55d4dc090… |
| 204.130.171.0 – 204.130.171.255 | 256 | US |
allocated | 1994-11-17 | 1834c3b90eef… |
| 204.130.172.0 – 204.130.172.255 | 256 | US |
allocated | 1994-11-17 | 0eca73396e72… |
| 204.130.173.0 – 204.130.173.255 | 256 | US |
allocated | 1994-11-17 | 270049b12b0c… |
| 204.130.174.0 – 204.130.174.255 | 256 | US |
allocated | 1994-11-17 | a5e20a811f2c… |
| 204.130.175.0 – 204.130.175.255 | 256 | US |
allocated | 1994-11-17 | 773f1ef3d780… |
| 204.147.0.0 – 204.147.15.255 | 4,096 | US |
allocated | 1994-11-17 | 5632d8768f10… |
| 199.123.77.0 – 199.123.77.255 | 256 | US |
allocated | 1994-11-16 | 45fe880b68a8… |
| 199.124.64.0 – 199.124.127.255 | 16,384 | US |
allocated | 1994-11-16 | 45fe880b68a8… |
| 204.27.163.0 – 204.27.163.255 | 256 | US |
allocated | 1994-11-16 | ca8e91f64ee1… |
| 204.27.164.0 – 204.27.164.255 | 256 | US |
allocated | 1994-11-16 | 6c1a839448d2… |
| 204.27.165.0 – 204.27.165.255 | 256 | US |
allocated | 1994-11-16 | d2199eb2586a… |
| 204.27.166.0 – 204.27.166.255 | 256 | US |
allocated | 1994-11-16 | 9d22bb7f677f… |
| 204.27.167.0 – 204.27.167.255 | 256 | US |
allocated | 1994-11-16 | d0567877c27e… |
| 204.27.168.0 – 204.27.168.255 | 256 | US |
allocated | 1994-11-16 | 542815c2d7c6… |
| 204.27.169.0 – 204.27.169.255 | 256 | US |
allocated | 1994-11-16 | 84442bec5fa8… |
| 204.27.170.0 – 204.27.170.255 | 256 | US |
allocated | 1994-11-16 | a5f9343e505d… |
| 204.27.171.0 – 204.27.171.255 | 256 | US |
allocated | 1994-11-16 | bfdd1b78b04c… |
| 204.27.172.0 – 204.27.172.255 | 256 | US |
allocated | 1994-11-16 | c77162b2daf0… |
| 204.27.173.0 – 204.27.173.255 | 256 | US |
allocated | 1994-11-16 | 5cf4f4185e4b… |
| 204.63.160.0 – 204.63.167.255 | 2,048 | US |
allocated | 1994-11-16 | bf61984bb07e… |
| 204.110.224.0 – 204.110.239.255 | 4,096 | US |
allocated | 1994-11-16 | 0d19465986ce… |
| 204.124.172.0 – 204.124.175.255 | 1,024 | US |
allocated | 1994-11-16 | e3fe6d057f44… |
| 204.126.90.0 – 204.126.91.255 | 512 | US |
allocated | 1994-11-16 | 2f0f96922be8… |
| 204.130.152.0 – 204.130.152.255 | 256 | US |
allocated | 1994-11-16 | 2b67b61fa0c0… |
| 204.130.153.0 – 204.130.153.255 | 256 | US |
allocated | 1994-11-16 | e8c34100bc6c… |
| 204.130.154.0 – 204.130.154.255 | 256 | US |
allocated | 1994-11-16 | 5f8bb57cfa30… |
| 204.130.155.0 – 204.130.155.255 | 256 | US |
allocated | 1994-11-16 | 0cf05543dd1f… |
| 204.130.156.0 – 204.130.156.255 | 256 | US |
allocated | 1994-11-16 | c712bc246d3b… |
| 204.130.157.0 – 204.130.157.255 | 256 | US |
allocated | 1994-11-16 | 060a6412a2ea… |
| 204.130.158.0 – 204.130.158.255 | 256 | US |
allocated | 1994-11-16 | 10ccf81118a9… |
| 204.130.159.0 – 204.130.159.255 | 256 | US |
allocated | 1994-11-16 | fc3ed445dab5… |