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
1,645,592,320
📦
IPv4 networks
76,752
delegated blocks
🧭
IPv6 networks
11,431
delegated blocks
🔗
Autonomous systems
34,103
ASNs
// browse the objects
Browse the ARIN registry
| Prefix | Country | Status | Allocated | Org handle |
|---|---|---|---|---|
| 2604:2820::/32 |  US |
allocated | 2025-11-06 | 125e461c9b1f… |
| 2602:f4d9::/36 |  CA |
allocated | 2025-11-05 | f89b9065b4c0… |
| 2602:f4da::/40 | US |
allocated | 2025-11-05 | fc17bf2522a2… |
| 2602:f4db::/40 | US |
allocated | 2025-11-04 | fe9d89d0c205… |
| 2602:f4dc::/40 | US |
allocated | 2025-11-04 | 94f42ac3bfd2… |
| 2602:f4dd::/40 | US |
allocated | 2025-11-04 | d456f60db99f… |
| 2602:f4de::/36 | US |
allocated | 2025-11-04 | 4ce392643ac3… |
| 2604:27e0::/32 | US |
allocated | 2025-11-04 | b86c84374658… |
| 2620:de:e000::/48 | US |
allocated | 2025-11-04 | 9c0b2e4d1238… |
| 2602:f4df::/36 | US |
allocated | 2025-11-03 | cea87f062542… |
| 2604:27a0::/32 | US |
allocated | 2025-11-03 | c15c57a09ef1… |
| 2602:f4e0::/40 | US |
allocated | 2025-10-31 | e98efcd78423… |
| 2602:f4e1::/40 | US |
allocated | 2025-10-31 | adc09f19c618… |
| 2602:f4e2::/40 | US |
allocated | 2025-10-31 | 3e480400ab9a… |
| 2602:f4e3::/36 | CA |
allocated | 2025-10-31 | bfb8f4310246… |
| 2602:f4e4::/40 | US |
allocated | 2025-10-31 | a217f9adfe9c… |
| 2602:f4e5::/36 | US |
allocated | 2025-10-31 | 6bad744842a3… |
| 2602:f4e6::/40 | US |
allocated | 2025-10-31 | f356d59fd452… |
| 2602:f4e7::/40 | US |
allocated | 2025-10-31 | 1db13968720c… |
| 2602:f4e8::/40 | US |
allocated | 2025-10-31 | 5b5074586fd4… |
| 2604:2760::/32 | US |
allocated | 2025-10-31 | 147d9ed27b80… |
| 2602:f4e9::/40 | US |
allocated | 2025-10-30 | f943298ce516… |
| 2602:f4ea::/40 | US |
allocated | 2025-10-30 | dcfe59d1a355… |
| 2602:f4eb::/40 | US |
allocated | 2025-10-30 | 2cd9048243f0… |
| 2602:f4ec::/40 | US |
allocated | 2025-10-30 | 16be50e888bc… |
| 2602:f4ed::/40 | US |
allocated | 2025-10-30 | df0f22cd5f70… |
| 2602:f4ee::/40 | US |
allocated | 2025-10-29 | ffc1e2c21677… |
| 2602:f4ef::/40 | US |
allocated | 2025-10-29 | b08bdc475034… |
| 2602:f4f0::/40 | US |
allocated | 2025-10-29 | 131875723a12… |
| 2602:f4f1::/40 | US |
allocated | 2025-10-29 | f55e9352d55e… |
| 2604:2720::/32 | US |
allocated | 2025-10-29 | 3ee98da751a2… |
| 2001:504:9f::/48 | US |
allocated | 2025-10-28 | 0318b0df6e56… |
| 2602:f4f2::/40 | US |
allocated | 2025-10-28 | 2899101e202f… |
| 2602:f4f3::/40 | US |
allocated | 2025-10-28 | 839dc62a9073… |
| 2602:f4f4::/40 | US |
allocated | 2025-10-27 | ca39dcb190b6… |
| 2604:26e0::/32 | US |
allocated | 2025-10-27 | 0a5ac32e0baf… |
| 2602:f4f5::/40 | US |
allocated | 2025-10-25 | 24e0d59e44a1… |
| 2602:f4f6::/40 | US |
allocated | 2025-10-24 | d3e17c8a327c… |
| 2602:f4f7::/40 | US |
allocated | 2025-10-24 | 391fd3be4c74… |
| 2602:f4f8::/40 | US |
allocated | 2025-10-24 | 2ddcddf4f86d… |
| 2602:f4f9::/40 | US |
allocated | 2025-10-24 | eebb2a020f6f… |
| 2602:f4fa::/40 | US |
allocated | 2025-10-24 | 6f94226ab341… |
| 2602:f4fb::/36 | US |
allocated | 2025-10-24 | aee0ba24d5cb… |
| 2602:f4fc::/40 | US |
allocated | 2025-10-24 | 12d22beb72c0… |
| 2604:26a0::/32 | US |
allocated | 2025-10-24 | d587d7447fac… |
| 2602:f4fd::/40 | US |
allocated | 2025-10-23 | 0c5b5436021c… |
| 2602:f4fe::/40 | US |
allocated | 2025-10-23 | bfb64086c864… |
| 2602:f4ff::/40 | US |
allocated | 2025-10-23 | 4c2160b89224… |
| 2602:f500::/40 | US |
allocated | 2025-10-22 | b0b3360f829b… |
| 2602:f501::/40 | US |
allocated | 2025-10-22 | 892a613b06b2… |
| 2602:f502::/40 | US |
allocated | 2025-10-22 | e683aeec2ca2… |
| 2602:f503::/40 | US |
allocated | 2025-10-22 | d7bbda3e2f08… |
| 2602:f504::/40 | US |
allocated | 2025-10-22 | 50a2948b9b76… |
| 2602:f505::/36 | US |
allocated | 2025-10-22 | 34ca74fd487d… |
| 2602:f506::/40 | US |
allocated | 2025-10-22 | a1aa952480cd… |
| 2602:f507::/40 | US |
allocated | 2025-10-22 | 20f4c8c8e4b7… |
| 2602:f508::/40 | US |
allocated | 2025-10-22 | 1b498d9a864c… |
| 2604:2660::/32 | US |
allocated | 2025-10-22 | 07d4358eb745… |
| 2602:f509::/40 | US |
allocated | 2025-10-21 | 6b0c2f6a27b7… |
| 2602:f50a::/40 | US |
allocated | 2025-10-21 | d86208eb3401… |
| 2604:25e0::/32 |  MF |
allocated | 2025-10-21 | 19450e4b2b95… |
| 2604:2620::/32 | US |
allocated | 2025-10-21 | ce2952f97c65… |
| 2620:de:a000::/48 | US |
allocated | 2025-10-21 | d9bcb5d1e5cf… |
| 2602:f50b::/40 | US |
allocated | 2025-10-20 | e545f8940751… |
| 2602:f50c::/36 | CA |
allocated | 2025-10-20 | a7b1f043d180… |
| 2602:f50d::/36 | US |
allocated | 2025-10-20 | 54225560fb79… |
| 2602:f50e::/40 | US |
allocated | 2025-10-20 | 8671aaed0e29… |
| 2620:42:6000::/48 | US |
allocated | 2025-10-20 | edd4c89b552d… |
| 2602:f50f::/40 | US |
allocated | 2025-10-16 | e74263ba7b15… |
| 2602:f510::/40 | US |
allocated | 2025-10-16 | 8a4ef2b49894… |
| 2602:f511::/40 | US |
allocated | 2025-10-16 | dd11a0967b09… |
| 2604:25a0::/32 | US |
allocated | 2025-10-16 | dec8e3d28d2c… |
| 2602:f513::/40 | US |
allocated | 2025-10-15 | 7915f997f253… |
| 2602:f514::/40 | US |
allocated | 2025-10-15 | 081d092c5b5c… |
| 2602:f515::/40 | US |
allocated | 2025-10-15 | 2dd2b0848daa… |
| 2602:f516::/36 | US |
allocated | 2025-10-15 | ecf2653ce245… |
| 2604:2520::/32 | US |
allocated | 2025-10-15 | 4ac271f0f6f5… |
| 2620:de:6000::/48 | US |
allocated | 2025-10-15 | 083b0cd1b1e8… |
| 2631:7000::/28 | US |
allocated | 2025-10-15 | 398fb0a40b27… |
| 2602:f517::/40 | US |
allocated | 2025-10-14 | ae4c96dea573… |
| 2602:f518::/36 | US |
allocated | 2025-10-14 | 98e6b8462613… |
| 2602:f519::/40 | US |
allocated | 2025-10-14 | b6d8e9076a51… |
| 2602:f51a::/40 | US |
allocated | 2025-10-14 | 9497068be6ee… |
| 2602:f51b::/40 | US |
allocated | 2025-10-14 | d0c22abc7a72… |
| 2604:24a0::/32 | US |
allocated | 2025-10-14 | 7b917bc0d58c… |
| 2604:24e0::/32 | US |
allocated | 2025-10-14 | 578e27c720e3… |
| 2001:505:145::/48 | US |
allocated | 2025-10-13 | fa0b36b44da3… |
| 2602:f51c::/40 | US |
allocated | 2025-10-13 | 6e01279a856f… |
| 2602:f51d::/40 | US |
allocated | 2025-10-13 | aadeb5695bcd… |
| 2602:f51e::/40 | US |
allocated | 2025-10-13 | 73b06de11f1c… |
| 2602:f51f::/36 | CA |
allocated | 2025-10-13 | c312d01b2c73… |
| 2602:81c:a000::/44 | US |
allocated | 2025-10-10 | 3a64e4d279d6… |
| 2602:f521::/36 | US |
allocated | 2025-10-10 | faa04489083f… |
| 2602:f522::/40 | US |
allocated | 2025-10-10 | 736684d40c9d… |
| 2602:f523::/40 | US |
allocated | 2025-10-09 | 5c370b3435fb… |
| 2602:f524::/40 | US |
allocated | 2025-10-08 | e73a3f46c91d… |
| 2602:f525::/40 | US |
allocated | 2025-10-08 | bf7ac2267706… |
| 2602:f526::/36 | US |
allocated | 2025-10-08 | 808a3a1916b5… |
| 2602:f527::/40 | US |
allocated | 2025-10-08 | 6956c9ea6225… |
| 2602:f528::/40 | US |
allocated | 2025-10-08 | 1013bca94153… |