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
1,644,591,360
📦
IPv4 networks
76,802
delegated blocks
🧭
IPv6 networks
11,469
delegated blocks
🔗
Autonomous systems
34,176
ASNs
// browse the objects
Browse the ARIN registry
| Prefix | Country | Status | Allocated | Org handle |
|---|---|---|---|---|
| 2606:b281::/32 | — | reserved | — | … |
| 2606:b282::/31 | — | reserved | — | … |
| 2606:b284::/30 | — | reserved | — | … |
| 2606:b288::/29 | — | reserved | — | … |
| 2606:b290::/28 | — | available | — | … |
| 2606:b2a0::/27 | — | available | — | … |
| 2606:b2c1::/32 | — | reserved | — | … |
| 2606:b2c2::/31 | — | reserved | — | … |
| 2606:b2c4::/30 | — | reserved | — | … |
| 2606:b2c8::/29 | — | reserved | — | … |
| 2606:b2d0::/28 | — | available | — | … |
| 2606:b2e0::/27 | — | available | — | … |
| 2606:b301::/32 | — | reserved | — | … |
| 2606:b302::/31 | — | reserved | — | … |
| 2606:b304::/30 | — | reserved | — | … |
| 2606:b308::/29 | — | reserved | — | … |
| 2606:b310::/28 | — | available | — | … |
| 2606:b320::/27 | — | available | — | … |
| 2606:b341::/32 | — | reserved | — | … |
| 2606:b342::/31 | — | reserved | — | … |
| 2606:b344::/30 | — | reserved | — | … |
| 2606:b348::/29 | — | reserved | — | … |
| 2606:b350::/28 | — | available | — | … |
| 2606:b360::/27 | — | available | — | … |
| 2606:b381::/32 | — | reserved | — | … |
| 2606:b382::/31 | — | reserved | — | … |
| 2606:b384::/30 | — | reserved | — | … |
| 2606:b388::/29 | — | reserved | — | … |
| 2606:b390::/28 | — | available | — | … |
| 2606:b3a0::/27 | — | available | — | … |
| 2606:b3c1::/32 | — | reserved | — | … |
| 2606:b3c2::/31 | — | reserved | — | … |
| 2606:b3c4::/30 | — | reserved | — | … |
| 2606:b3c8::/29 | — | reserved | — | … |
| 2606:b3d0::/28 | — | available | — | … |
| 2606:b3e0::/27 | — | available | — | … |
| 2606:b401::/32 | — | reserved | — | … |
| 2606:b402::/31 | — | reserved | — | … |
| 2606:b404::/30 | — | reserved | — | … |
| 2606:b408::/29 | — | reserved | — | … |
| 2606:b410::/28 | — | available | — | … |
| 2606:b420::/27 | — | available | — | … |
| 2606:b441::/32 | — | reserved | — | … |
| 2606:b442::/31 | — | reserved | — | … |
| 2606:b444::/30 | — | reserved | — | … |
| 2606:b448::/29 | — | reserved | — | … |
| 2606:b450::/28 | — | available | — | … |
| 2606:b460::/27 | — | available | — | … |
| 2606:b480::/26 | — | available | — | … |
| 2606:b4c1::/32 | — | reserved | — | … |
| 2606:b4c2::/31 | — | reserved | — | … |
| 2606:b4c4::/30 | — | reserved | — | … |
| 2606:b4c8::/29 | — | reserved | — | … |
| 2606:b4d0::/28 | — | available | — | … |
| 2606:b4e0::/27 | — | available | — | … |
| 2606:b501::/32 | — | reserved | — | … |
| 2606:b502::/31 | — | reserved | — | … |
| 2606:b504::/30 | — | reserved | — | … |
| 2606:b508::/29 | — | reserved | — | … |
| 2606:b510::/28 | — | available | — | … |
| 2606:b520::/27 | — | available | — | … |
| 2606:b541::/32 | — | reserved | — | … |
| 2606:b542::/31 | — | reserved | — | … |
| 2606:b544::/30 | — | reserved | — | … |
| 2606:b548::/29 | — | reserved | — | … |
| 2606:b550::/28 | — | available | — | … |
| 2606:b560::/27 | — | available | — | … |
| 2606:b581::/32 | — | reserved | — | … |
| 2606:b582::/31 | — | reserved | — | … |
| 2606:b584::/30 | — | reserved | — | … |
| 2606:b588::/29 | — | reserved | — | … |
| 2606:b590::/28 | — | available | — | … |
| 2606:b5a0::/27 | — | available | — | … |
| 2606:b5c0::/32 | — | reserved | — | … |
| 2606:b5c1::/32 | — | reserved | — | … |
| 2606:b5c2::/31 | — | reserved | — | … |
| 2606:b5c4::/30 | — | reserved | — | … |
| 2606:b5c8::/29 | — | reserved | — | … |
| 2606:b5d0::/28 | — | available | — | … |
| 2606:b5e0::/27 | — | available | — | … |
| 2606:b600:1000::/36 | — | reserved | — | … |
| 2606:b600:2000::/35 | — | reserved | — | … |
| 2606:b600:4000::/34 | — | reserved | — | … |
| 2606:b600:8000::/33 | — | reserved | — | … |
| 2606:b601::/32 | — | reserved | — | … |
| 2606:b602::/31 | — | reserved | — | … |
| 2606:b604::/30 | — | reserved | — | … |
| 2606:b608::/29 | — | reserved | — | … |
| 2606:b610::/28 | — | available | — | … |
| 2606:b620::/27 | — | available | — | … |
| 2606:b641::/32 | — | reserved | — | … |
| 2606:b642::/31 | — | reserved | — | … |
| 2606:b644::/30 | — | reserved | — | … |
| 2606:b648::/29 | — | reserved | — | … |
| 2606:b650::/28 | — | available | — | … |
| 2606:b660::/27 | — | available | — | … |
| 2606:b680::/32 | — | reserved | — | … |
| 2606:b681::/32 | — | reserved | — | … |
| 2606:b682::/31 | — | reserved | — | … |
| 2606:b684::/30 | — | reserved | — | … |