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
1,645,646,592
📦
IPv4 networks
76,735
delegated blocks
🧭
IPv6 networks
11,370
delegated blocks
🔗
Autonomous systems
34,059
ASNs
// browse the objects
Browse the ARIN registry
| Range | Addresses | Country | Status | Allocated | Org handle |
|---|---|---|---|---|---|
| 209.47.0.0 – 209.47.255.255 | 65,536 |  US |
allocated | 1997-03-06 | e220ed812a4c… |
| 207.231.192.0 – 207.231.195.255 | 1,024 |  CA |
allocated | 1997-03-05 | 6bfee5e4e39d… |
| 207.231.224.0 – 207.231.239.255 | 4,096 | CA |
allocated | 1997-03-05 | 7de51f8320f6… |
| 209.43.0.0 – 209.43.127.255 | 32,768 | US |
allocated | 1997-03-04 | c2070c6ffadb… |
| 143.83.0.0 – 143.83.255.255 | 65,536 | US |
allocated | 1997-03-03 | 45fe880b68a8… |
| 165.212.0.0 – 165.212.127.255 | 32,768 | US |
allocated | 1997-02-28 | 2e7359d66c5b… |
| 165.212.128.0 – 165.212.255.255 | 32,768 | US |
allocated | 1997-02-28 | 0fca664501b7… |
| 209.17.192.0 – 209.17.223.255 | 8,192 | US |
allocated | 1997-02-28 | f9e7567aeb2c… |
| 205.210.107.0 – 205.210.107.255 | 256 | CA |
allocated | 1997-02-27 | 6057f3bca99f… |
| 204.152.184.0 – 204.152.191.255 | 2,048 | US |
allocated | 1997-02-26 | ff47ad72d842… |
| 199.5.228.0 – 199.5.228.255 | 256 | US |
allocated | 1997-02-24 | 4b521da66ca2… |
| 209.40.0.0 – 209.40.63.255 | 16,384 | US |
allocated | 1997-02-21 | cdb7d42057bd… |
| 199.175.225.0 – 199.175.225.255 | 256 | CA |
allocated | 1997-02-20 | 3a438cb277af… |
| 204.27.179.0 – 204.27.179.255 | 256 |  GB |
allocated | 1997-02-20 | 1b56fbc14ddd… |
| 166.70.0.0 – 166.70.255.255 | 65,536 | US |
allocated | 1997-02-19 | 03e199450cf6… |
| 209.21.128.0 – 209.21.255.255 | 32,768 | US |
allocated | 1997-02-19 | e220ed812a4c… |
| 164.220.0.0 – 164.220.255.255 | 65,536 | US |
allocated | 1997-02-18 | 45fe880b68a8… |
| 198.167.250.0 – 198.167.250.255 | 256 | CA |
allocated | 1997-02-18 | 735ae884200c… |
| 205.233.93.0 – 205.233.93.255 | 256 | CA |
allocated | 1997-02-18 | 60ce312eaf2d… |
| 131.71.0.0 – 131.71.255.255 | 65,536 | US |
allocated | 1997-02-14 | 45fe880b68a8… |
| 132.5.0.0 – 132.5.255.255 | 65,536 | US |
allocated | 1997-02-14 | 45fe880b68a8… |
| 132.56.0.0 – 132.56.255.255 | 65,536 | US |
allocated | 1997-02-14 | 45fe880b68a8… |
| 137.4.0.0 – 137.4.255.255 | 65,536 | US |
allocated | 1997-02-14 | 45fe880b68a8… |
| 24.104.0.0 – 24.104.127.255 | 32,768 | US |
allocated | 1997-02-13 | 3a7b40ab58f6… |
| 24.104.128.0 – 24.104.159.255 | 8,192 | US |
allocated | 1997-02-13 | 3a7b40ab58f6… |
| 198.177.244.0 – 198.177.247.255 | 1,024 | US |
allocated | 1997-02-12 | d7f4ec568164… |
| 207.231.96.0 – 207.231.103.255 | 2,048 | US |
allocated | 1997-02-12 | 94ceafea4f9f… |
| 207.231.128.0 – 207.231.159.255 | 8,192 | US |
allocated | 1997-02-12 | ab226dc561ca… |
| 209.36.0.0 – 209.37.255.255 | 131,072 | US |
allocated | 1997-02-12 | 81e05477cc28… |
| 209.17.0.0 – 209.17.63.255 | 16,384 | US |
allocated | 1997-02-10 | ace55d4dc090… |
| 209.31.0.0 – 209.31.255.255 | 65,536 | US |
allocated | 1997-02-10 | e220ed812a4c… |
| 209.20.0.0 – 209.20.63.255 | 16,384 | CA |
allocated | 1997-02-07 | 0e702695cc8d… |
| 209.20.152.0 – 209.20.153.255 | 512 | US |
allocated | 1997-02-07 | 7032936053e5… |
| 198.177.169.0 – 198.177.169.255 | 256 | US |
allocated | 1997-02-06 | 45fe880b68a8… |
| 198.177.170.0 – 198.177.171.255 | 512 | US |
allocated | 1997-02-06 | 45fe880b68a8… |
| 198.177.172.0 – 198.177.173.255 | 512 | US |
allocated | 1997-02-06 | 45fe880b68a8… |
| 198.177.174.0 – 198.177.174.255 | 256 | US |
allocated | 1997-02-06 | 45fe880b68a8… |
| 209.30.0.0 – 209.30.255.255 | 65,536 | US |
allocated | 1997-02-06 | 81e05477cc28… |
| 198.162.65.0 – 198.162.65.255 | 256 | CA |
allocated | 1997-02-05 | cb452f153f57… |
| 206.223.102.0 – 206.223.102.255 | 256 | US |
allocated | 1997-02-03 | 29f55d7abdc4… |
| 207.231.32.0 – 207.231.63.255 | 8,192 | US |
allocated | 1997-02-03 | ebf1b53dbd5f… |
| 209.16.192.0 – 209.16.223.255 | 8,192 | US |
allocated | 1997-02-03 | cdb7d42057bd… |
| 209.19.128.0 – 209.19.191.255 | 16,384 | US |
allocated | 1997-02-03 | a695459849b8… |
| 209.32.0.0 – 209.32.255.255 | 65,536 | US |
allocated | 1997-02-03 | f9bdc9d330fa… |
| 192.34.244.0 – 192.34.244.255 | 256 | US |
allocated | 1997-01-30 | 45fe880b68a8… |
| 209.16.64.0 – 209.16.95.255 | 8,192 | US |
allocated | 1997-01-30 | 4b38da225171… |
| 209.29.0.0 – 209.29.255.255 | 65,536 | CA |
allocated | 1997-01-29 | 0e702695cc8d… |
| 209.28.0.0 – 209.28.255.255 | 65,536 | US |
allocated | 1997-01-28 | 551b723eafd6… |
| 209.18.128.0 – 209.18.255.255 | 32,768 | US |
allocated | 1997-01-27 | f9bdc9d330fa… |
| 209.27.0.0 – 209.27.31.255 | 8,192 | US |
allocated | 1997-01-27 | cdb7d42057bd… |
| 209.27.32.0 – 209.27.47.255 | 4,096 | US |
allocated | 1997-01-27 | cdb7d42057bd… |
| 209.27.52.0 – 209.27.55.255 | 1,024 |  KY |
allocated | 1997-01-27 | c682cdb156af… |
| 209.27.56.0 – 209.27.59.255 | 1,024 | US |
allocated | 1997-01-27 | cdb7d42057bd… |
| 209.27.60.0 – 209.27.63.255 | 1,024 | KY |
allocated | 1997-01-27 | c682cdb156af… |
| 209.27.64.0 – 209.27.127.255 | 16,384 | US |
allocated | 1997-01-27 | cdb7d42057bd… |
| 209.27.128.0 – 209.27.255.255 | 32,768 | US |
allocated | 1997-01-27 | cdb7d42057bd… |
| 24.56.0.0 – 24.56.63.255 | 16,384 | US |
allocated | 1997-01-24 | 4cad11d18482… |
| 206.15.96.0 – 206.15.111.255 | 4,096 | US |
allocated | 1997-01-24 | 9f5eac79b387… |
| 206.15.112.0 – 206.15.127.255 | 4,096 | US |
allocated | 1997-01-24 | 6a2bec1ff1c3… |
| 209.16.0.0 – 209.16.63.255 | 16,384 | US |
allocated | 1997-01-24 | 274ccef15a21… |
| 209.25.0.0 – 209.25.127.255 | 32,768 | US |
allocated | 1997-01-24 | cdb7d42057bd… |
| 209.26.0.0 – 209.26.255.255 | 65,536 | US |
allocated | 1997-01-24 | cdb7d42057bd… |
| 24.72.0.0 – 24.72.127.255 | 32,768 | CA |
allocated | 1997-01-23 | 7ce2dfebde5e… |
| 24.72.128.0 – 24.72.143.255 | 4,096 | CA |
allocated | 1997-01-23 | 7ce2dfebde5e… |
| 204.68.16.0 – 204.68.31.255 | 4,096 | US |
allocated | 1997-01-23 | 2e7359d66c5b… |
| 199.165.197.0 – 199.165.197.255 | 256 | US |
allocated | 1997-01-21 | 8a8338da42f0… |
| 204.246.128.0 – 204.246.143.255 | 4,096 | US |
allocated | 1997-01-17 | 4b179ab78b2a… |
| 204.246.144.0 – 204.246.151.255 | 2,048 | US |
allocated | 1997-01-17 | 4b179ab78b2a… |
| 205.151.59.0 – 205.151.59.255 | 256 | CA |
allocated | 1997-01-17 | 4473ec880cde… |
| 209.22.0.0 – 209.22.255.255 | 65,536 | US |
allocated | 1997-01-16 | 45fe880b68a8… |
| 24.40.0.0 – 24.40.63.255 | 16,384 | US |
allocated | 1997-01-15 | 3a7b40ab58f6… |
| 24.40.64.0 – 24.40.79.255 | 4,096 | US |
allocated | 1997-01-15 | 3a7b40ab58f6… |
| 198.97.243.0 – 198.97.243.255 | 256 | US |
allocated | 1997-01-13 | 45fe880b68a8… |
| 207.230.224.0 – 207.230.255.255 | 8,192 | US |
allocated | 1997-01-13 | 34d342be0361… |
| 209.18.0.0 – 209.18.31.255 | 8,192 | US |
allocated | 1997-01-13 | 7347b13c724c… |
| 207.245.192.0 – 207.245.255.255 | 16,384 | US |
allocated | 1997-01-10 | 34d342be0361… |
| 207.235.128.0 – 207.235.255.255 | 32,768 | US |
allocated | 1997-01-07 | 82764cb72065… |
| 207.245.128.0 – 207.245.159.255 | 8,192 | US |
allocated | 1997-01-07 | 49ad496a5450… |
| 205.151.168.0 – 205.151.168.255 | 256 | CA |
allocated | 1997-01-06 | c25c4ce0c580… |
| 207.230.192.0 – 207.230.223.255 | 8,192 | US |
allocated | 1997-01-06 | cdb7d42057bd… |
| 209.14.0.0 – 209.14.255.255 | 65,536 | US |
allocated | 1996-12-31 | 37fe01d6d027… |
| 207.229.65.0 – 207.229.65.255 | 256 | US |
allocated | 1996-12-30 | a461c3f80bad… |
| 207.229.71.0 – 207.229.71.255 | 256 | US |
allocated | 1996-12-30 | a461c3f80bad… |
| 207.229.72.0 – 207.229.75.255 | 1,024 | US |
allocated | 1996-12-30 | a461c3f80bad… |
| 207.229.121.0 – 207.229.121.255 | 256 | US |
allocated | 1996-12-30 | a461c3f80bad… |
| 209.7.0.0 – 209.7.255.255 | 65,536 | US |
allocated | 1996-12-26 | 3b3409744e54… |
| 204.69.156.0 – 204.69.156.255 | 256 | US |
allocated | 1996-12-23 | 62c5171283b5… |
| 209.12.0.0 – 209.12.255.255 | 65,536 | US |
allocated | 1996-12-23 | e5e3b9c13678… |
| 204.130.216.0 – 204.130.216.255 | 256 | US |
allocated | 1996-12-20 | 30e43969ff2a… |
| 207.235.0.0 – 207.235.127.255 | 32,768 | US |
allocated | 1996-12-20 | e5e3b9c13678… |
| 209.5.0.0 – 209.5.255.255 | 65,536 | CA |
allocated | 1996-12-20 | d3f824815389… |
| 209.6.0.0 – 209.6.255.255 | 65,536 | US |
allocated | 1996-12-20 | d497a9a99490… |
| 198.96.186.0 – 198.96.186.255 | 256 | CA |
allocated | 1996-12-18 | f7f4db631c52… |
| 209.4.0.0 – 209.4.255.255 | 65,536 | US |
allocated | 1996-12-17 | e220ed812a4c… |
| 139.131.0.0 – 139.131.255.255 | 65,536 | US |
allocated | 1996-12-16 | 6d5bfb3228ef… |
| 207.245.64.0 – 207.245.127.255 | 16,384 | US |
allocated | 1996-12-16 | 514345d7dd2c… |
| 206.223.101.0 – 206.223.101.255 | 256 | US |
allocated | 1996-12-13 | 78199e169b4f… |
| 192.149.152.0 – 192.149.159.255 | 2,048 | US |
allocated | 1996-12-11 | 68344a7c9cb1… |
| 192.149.160.0 – 192.149.191.255 | 8,192 | US |
allocated | 1996-12-11 | 68344a7c9cb1… |
| 192.149.192.0 – 192.149.199.255 | 2,048 | US |
allocated | 1996-12-11 | 68344a7c9cb1… |