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 |
|---|---|---|---|---|---|
| 24.237.0.0 – 24.237.255.255 | 65,536 |  US |
allocated | 1997-10-14 | ad5a8840e6d5… |
| 24.236.0.0 – 24.236.31.255 | 8,192 | US |
allocated | 1997-10-13 | 5f5dae2ade43… |
| 209.147.128.0 – 209.147.191.255 | 16,384 | US |
allocated | 1997-10-13 | b62ba115efc8… |
| 209.147.0.0 – 209.147.63.255 | 16,384 | US |
allocated | 1997-10-09 | 0501330fca76… |
| 209.146.128.0 – 209.146.255.255 | 32,768 | US |
allocated | 1997-10-08 | 34d342be0361… |
| 209.143.192.0 – 209.143.207.255 | 4,096 | US |
allocated | 1997-10-07 | cdb7d42057bd… |
| 209.143.224.0 – 209.143.255.255 | 8,192 | US |
allocated | 1997-10-07 | cdb7d42057bd… |
| 204.19.17.0 – 204.19.17.255 | 256 |  CA |
allocated | 1997-10-06 | c4805ee24c83… |
| 198.246.96.0 – 198.246.127.255 | 8,192 | US |
allocated | 1997-10-03 | 0182fba7ae03… |
| 209.95.192.0 – 209.95.223.255 | 8,192 | US |
allocated | 1997-10-03 | 5c75e008a52b… |
| 209.143.64.0 – 209.143.127.255 | 16,384 | US |
allocated | 1997-10-03 | 1cb21afb6f24… |
| 209.146.0.0 – 209.146.127.255 | 32,768 | US |
allocated | 1997-10-03 | 37fe01d6d027… |
| 209.149.0.0 – 209.149.255.255 | 65,536 | US |
allocated | 1997-10-01 | 81e05477cc28… |
| 209.95.160.0 – 209.95.191.255 | 8,192 | US |
allocated | 1997-09-26 | f6bbd795ff61… |
| 209.145.0.0 – 209.145.31.255 | 8,192 | US |
allocated | 1997-09-26 | 28f29d35b197… |
| 209.133.128.0 – 209.133.191.255 | 16,384 | US |
allocated | 1997-09-25 | c47ed382566d… |
| 161.160.0.0 – 161.160.255.255 | 65,536 | US |
allocated | 1997-09-19 | 8c4ec639b34a… |
| 171.72.0.0 – 171.72.255.255 | 65,536 | US |
allocated | 1997-09-19 | dd02f9b1a9de… |
| 209.133.0.0 – 209.133.127.255 | 32,768 | US |
allocated | 1997-09-19 | 34d342be0361… |
| 209.142.192.0 – 209.142.255.255 | 16,384 | US |
allocated | 1997-09-18 | d92e97764622… |
| 209.143.0.0 – 209.143.63.255 | 16,384 | US |
allocated | 1997-09-18 | 30e54df07ddb… |
| 209.144.0.0 – 209.144.255.255 | 65,536 | US |
allocated | 1997-09-18 | cdb7d42057bd… |
| 192.188.146.0 – 192.188.146.255 | 256 | US |
allocated | 1997-09-12 | b60f3b59c811… |
| 209.135.192.0 – 209.135.255.255 | 16,384 | US |
allocated | 1997-09-12 | e220ed812a4c… |
| 209.142.128.0 – 209.142.191.255 | 16,384 | US |
allocated | 1997-09-12 | cdb7d42057bd… |
| 209.95.128.0 – 209.95.159.255 | 8,192 | US |
allocated | 1997-09-10 | a62f0465661d… |
| 209.132.128.0 – 209.132.159.255 | 8,192 | US |
allocated | 1997-09-10 | 1c6e63a62657… |
| 24.138.0.0 – 24.138.63.255 | 16,384 | CA |
allocated | 1997-09-05 | 0bdb9de83224… |
| 24.138.64.0 – 24.138.79.255 | 4,096 | CA |
allocated | 1997-09-05 | 0bdb9de83224… |
| 209.135.128.0 – 209.135.129.255 | 512 | US |
allocated | 1997-09-05 | 7f42fb6614d1… |
| 209.135.131.0 – 209.135.131.255 | 256 | US |
allocated | 1997-09-05 | 7f42fb6614d1… |
| 209.135.132.0 – 209.135.135.255 | 1,024 | US |
allocated | 1997-09-05 | 7f42fb6614d1… |
| 209.135.136.0 – 209.135.136.255 | 256 | US |
allocated | 1997-09-05 | 7f42fb6614d1… |
| 209.135.138.0 – 209.135.139.255 | 512 | US |
allocated | 1997-09-05 | 7f42fb6614d1… |
| 209.135.140.0 – 209.135.141.255 | 512 | US |
allocated | 1997-09-05 | 7f42fb6614d1… |
| 209.135.143.0 – 209.135.143.255 | 256 | US |
allocated | 1997-09-05 | 7f42fb6614d1… |
| 209.135.144.0 – 209.135.145.255 | 512 | US |
allocated | 1997-09-05 | 7f42fb6614d1… |
| 209.135.146.0 – 209.135.146.255 | 256 | US |
allocated | 1997-09-05 | 7f42fb6614d1… |
| 209.135.148.0 – 209.135.151.255 | 1,024 | US |
allocated | 1997-09-05 | 7f42fb6614d1… |
| 209.135.153.0 – 209.135.153.255 | 256 | US |
allocated | 1997-09-05 | 7f42fb6614d1… |
| 209.135.157.0 – 209.135.157.255 | 256 | US |
allocated | 1997-09-05 | 7f42fb6614d1… |
| 209.135.158.0 – 209.135.159.255 | 512 | US |
allocated | 1997-09-05 | 7f42fb6614d1… |
| 209.138.0.0 – 209.138.255.255 | 65,536 | US |
allocated | 1997-09-05 | e220ed812a4c… |
| 209.132.0.0 – 209.132.127.255 | 32,768 | US |
allocated | 1997-09-03 | 5a60d2a397d9… |
| 209.135.0.0 – 209.135.31.255 | 8,192 | US |
allocated | 1997-09-03 | fe3df4438391… |
| 209.134.192.0 – 209.134.255.255 | 16,384 | US |
allocated | 1997-08-28 | 0df1cdaed1a7… |
| 209.131.0.0 – 209.131.31.255 | 8,192 | US |
allocated | 1997-08-26 | cdd84ebb08e4… |
| 209.134.128.0 – 209.134.159.255 | 8,192 | US |
allocated | 1997-08-26 | 6171c9383392… |
| 209.137.0.0 – 209.137.127.255 | 32,768 | US |
allocated | 1997-08-26 | e220ed812a4c… |
| 209.130.128.0 – 209.130.191.255 | 16,384 | US |
allocated | 1997-08-25 | e5e3b9c13678… |
| 209.130.192.0 – 209.130.223.255 | 8,192 | US |
allocated | 1997-08-25 | e5e3b9c13678… |
| 209.134.0.0 – 209.134.31.255 | 8,192 | US |
allocated | 1997-08-25 | 9269110307c4… |
| 209.136.0.0 – 209.136.255.255 | 65,536 | US |
allocated | 1997-08-22 | e5e3b9c13678… |
| 24.226.128.0 – 24.226.255.255 | 32,768 | CA |
allocated | 1997-08-20 | df04ba7e5e16… |
| 206.124.0.0 – 206.124.31.255 | 8,192 | US |
allocated | 1997-08-20 | 911c6bb3d36c… |
| 24.136.0.0 – 24.136.31.255 | 8,192 | US |
allocated | 1997-08-19 | d497a9a99490… |
| 209.95.64.0 – 209.95.95.255 | 8,192 | US |
allocated | 1997-08-19 | 3fbe25093517… |
| 209.115.128.0 – 209.115.255.255 | 32,768 | CA |
allocated | 1997-08-19 | 0e702695cc8d… |
| 209.128.0.0 – 209.128.63.255 | 16,384 | CA |
allocated | 1997-08-19 | 7de51f8320f6… |
| 209.125.0.0 – 209.125.255.255 | 65,536 | US |
allocated | 1997-08-15 | 6c065d5b54b8… |
| 209.104.128.0 – 209.104.159.255 | 8,192 | US |
allocated | 1997-08-14 | cd55042ceb59… |
| 209.104.64.0 – 209.104.127.255 | 16,384 | CA |
allocated | 1997-08-11 | 0e702695cc8d… |
| 209.51.96.0 – 209.51.127.255 | 8,192 | US |
allocated | 1997-08-08 | e003914f0efd… |
| 209.103.192.0 – 209.103.223.255 | 8,192 | US |
allocated | 1997-08-06 | 8418cad2dcc0… |
| 209.104.0.0 – 209.104.31.255 | 8,192 | US |
allocated | 1997-08-06 | 43d81dd21b10… |
| 209.115.0.0 – 209.115.127.255 | 32,768 | US |
allocated | 1997-08-06 | 37fe01d6d027… |
| 209.122.0.0 – 209.122.255.255 | 65,536 | US |
allocated | 1997-08-06 | d497a9a99490… |
| 209.123.0.0 – 209.123.255.255 | 65,536 | US |
allocated | 1997-08-06 | e12691799d8b… |
| 209.114.0.0 – 209.114.31.255 | 8,192 | US |
allocated | 1997-08-05 | 1f730c5bae51… |
| 209.103.128.0 – 209.103.159.255 | 8,192 | US |
allocated | 1997-08-01 | e32627fdb241… |
| 209.121.0.0 – 209.121.255.255 | 65,536 | CA |
allocated | 1997-08-01 | 0e702695cc8d… |
| 209.113.0.0 – 209.113.127.255 | 32,768 | US |
allocated | 1997-07-31 | 274ccef15a21… |
| 209.120.0.0 – 209.120.127.255 | 32,768 | US |
allocated | 1997-07-31 | 37fe01d6d027… |
| 209.112.128.0 – 209.112.191.255 | 16,384 | US |
allocated | 1997-07-29 | 0a52bf09283c… |
| 209.112.192.0 – 209.112.223.255 | 8,192 | US |
allocated | 1997-07-29 | 0a52bf09283c… |
| 24.235.0.0 – 24.235.0.255 | 256 | US |
allocated | 1997-07-28 | edd9830f108f… |
| 128.177.0.0 – 128.177.255.255 | 65,536 | US |
allocated | 1997-07-28 | 34d342be0361… |
| 207.45.112.0 – 207.45.127.255 | 4,096 | US |
allocated | 1997-07-28 | 9837eb03cd74… |
| 209.107.0.0 – 209.107.63.255 | 16,384 | US |
allocated | 1997-07-23 | 9f14454567a6… |
| 209.107.64.0 – 209.107.95.255 | 8,192 | US |
allocated | 1997-07-23 | 9f14454567a6… |
| 24.234.0.0 – 24.234.255.255 | 65,536 | US |
allocated | 1997-07-22 | 0149413ef937… |
| 209.95.0.0 – 209.95.31.255 | 8,192 | US |
allocated | 1997-07-22 | e220ed812a4c… |
| 209.95.32.0 – 209.95.63.255 | 8,192 | US |
allocated | 1997-07-22 | 87b8f6aa7042… |
| 209.112.0.0 – 209.112.63.255 | 16,384 | US |
allocated | 1997-07-22 | 34d342be0361… |
| 199.10.82.0 – 199.10.82.255 | 256 | US |
allocated | 1997-07-21 | 45fe880b68a8… |
| 209.105.0.0 – 209.105.127.255 | 32,768 | US |
allocated | 1997-07-18 | f9bdc9d330fa… |
| 209.106.0.0 – 209.106.255.255 | 65,536 | US |
allocated | 1997-07-18 | 1a7054c73e69… |
| 209.94.224.0 – 209.94.255.255 | 8,192 | US |
allocated | 1997-07-17 | e08441e4beab… |
| 131.60.0.0 – 131.60.255.255 | 65,536 | US |
allocated | 1997-07-16 | 45fe880b68a8… |
| 132.7.0.0 – 132.7.255.255 | 65,536 | US |
allocated | 1997-07-16 | 45fe880b68a8… |
| 132.36.0.0 – 132.36.255.255 | 65,536 | US |
allocated | 1997-07-16 | 45fe880b68a8… |
| 207.222.192.0 – 207.222.223.255 | 8,192 | US |
allocated | 1997-07-16 | 6c065d5b54b8… |
| 209.99.128.0 – 209.99.143.255 | 4,096 | US |
allocated | 1997-07-16 | f6bbd795ff61… |
| 209.99.176.0 – 209.99.183.255 | 2,048 | US |
allocated | 1997-07-16 | f6bbd795ff61… |
| 158.15.0.0 – 158.15.255.255 | 65,536 | US |
allocated | 1997-07-15 | 45fe880b68a8… |
| 209.110.96.0 – 209.110.127.255 | 8,192 | US |
allocated | 1997-07-15 | e5e3b9c13678… |
| 209.110.128.0 – 209.110.255.255 | 32,768 | US |
allocated | 1997-07-15 | e5e3b9c13678… |
| 209.111.0.0 – 209.111.255.255 | 65,536 | US |
allocated | 1997-07-15 | e5e3b9c13678… |
| 199.165.188.0 – 199.165.188.255 | 256 | US |
allocated | 1997-07-14 | d8392970ece8… |
| 209.44.64.0 – 209.44.95.255 | 8,192 | US |
allocated | 1997-07-14 | 37fe01d6d027… |