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
1,644,586,496
📦
IPv4 networks
76,820
delegated blocks
🧭
IPv6 networks
11,472
delegated blocks
🔗
Autonomous systems
34,191
ASNs
// browse the objects
Browse the ARIN registry
| Prefix | Country | Status | Allocated | Org handle |
|---|---|---|---|---|
| 2605:5250::/28 | — | available | — | … |
| 2605:5260::/27 | — | available | — | … |
| 2605:5281::/32 | — | reserved | — | … |
| 2605:5282::/31 | — | reserved | — | … |
| 2605:5284::/30 | — | reserved | — | … |
| 2605:5288::/29 | — | reserved | — | … |
| 2605:5290::/28 | — | available | — | … |
| 2605:52a0::/27 | — | available | — | … |
| 2605:52c1::/32 | — | reserved | — | … |
| 2605:52c2::/31 | — | reserved | — | … |
| 2605:52c4::/30 | — | reserved | — | … |
| 2605:52c8::/29 | — | reserved | — | … |
| 2605:52d0::/28 | — | available | — | … |
| 2605:52e0::/27 | — | available | — | … |
| 2605:5301::/32 | — | reserved | — | … |
| 2605:5302::/31 | — | reserved | — | … |
| 2605:5304::/30 | — | reserved | — | … |
| 2605:5308::/29 | — | reserved | — | … |
| 2605:5310::/28 | — | available | — | … |
| 2605:5320::/27 | — | available | — | … |
| 2605:5341::/32 | — | reserved | — | … |
| 2605:5342::/31 | — | reserved | — | … |
| 2605:5344::/30 | — | reserved | — | … |
| 2605:5348::/29 | — | reserved | — | … |
| 2605:5350::/28 | — | available | — | … |
| 2605:5360::/27 | — | available | — | … |
| 2605:5381::/32 | — | reserved | — | … |
| 2605:5382::/31 | — | reserved | — | … |
| 2605:5384::/30 | — | reserved | — | … |
| 2605:5388::/29 | — | reserved | — | … |
| 2605:5390::/28 | — | available | — | … |
| 2605:53a0::/27 | — | available | — | … |
| 2605:53c1::/32 | — | reserved | — | … |
| 2605:53c2::/31 | — | reserved | — | … |
| 2605:53c4::/30 | — | reserved | — | … |
| 2605:53c8::/29 | — | reserved | — | … |
| 2605:53d0::/28 | — | available | — | … |
| 2605:53e0::/27 | — | available | — | … |
| 2605:5401::/32 | — | reserved | — | … |
| 2605:5402::/31 | — | reserved | — | … |
| 2605:5404::/30 | — | reserved | — | … |
| 2605:5408::/29 | — | reserved | — | … |
| 2605:5410::/28 | — | available | — | … |
| 2605:5420::/27 | — | available | — | … |
| 2605:5441::/32 | — | reserved | — | … |
| 2605:5442::/31 | — | reserved | — | … |
| 2605:5444::/30 | — | reserved | — | … |
| 2605:5448::/29 | — | reserved | — | … |
| 2605:5450::/28 | — | available | — | … |
| 2605:5460::/27 | — | available | — | … |
| 2605:5481::/32 | — | reserved | — | … |
| 2605:5482::/31 | — | reserved | — | … |
| 2605:5484::/30 | — | reserved | — | … |
| 2605:5488::/29 | — | reserved | — | … |
| 2605:5490::/28 | — | available | — | … |
| 2605:54a0::/27 | — | available | — | … |
| 2605:54c1::/32 | — | reserved | — | … |
| 2605:54c2::/31 | — | reserved | — | … |
| 2605:54c4::/30 | — | reserved | — | … |
| 2605:54c8::/29 | — | reserved | — | … |
| 2605:54d0::/28 | — | available | — | … |
| 2605:54e0::/27 | — | available | — | … |
| 2605:5500::/26 | — | available | — | … |
| 2605:5541::/32 | — | reserved | — | … |
| 2605:5542::/31 | — | reserved | — | … |
| 2605:5544::/30 | — | reserved | — | … |
| 2605:5548::/29 | — | reserved | — | … |
| 2605:5550::/28 | — | available | — | … |
| 2605:5560::/27 | — | available | — | … |
| 2605:5581::/32 | — | reserved | — | … |
| 2605:5582::/31 | — | reserved | — | … |
| 2605:5584::/30 | — | reserved | — | … |
| 2605:5588::/29 | — | reserved | — | … |
| 2605:5590::/28 | — | available | — | … |
| 2605:55a0::/27 | — | available | — | … |
| 2605:55c1::/32 | — | reserved | — | … |
| 2605:55c2::/31 | — | reserved | — | … |
| 2605:55c4::/30 | — | reserved | — | … |
| 2605:55c8::/29 | — | reserved | — | … |
| 2605:55d0::/28 | — | available | — | … |
| 2605:55e0::/27 | — | available | — | … |
| 2605:5601::/32 | — | reserved | — | … |
| 2605:5602::/31 | — | reserved | — | … |
| 2605:5604::/30 | — | reserved | — | … |
| 2605:5608::/29 | — | reserved | — | … |
| 2605:5610::/28 | — | available | — | … |
| 2605:5620::/27 | — | available | — | … |
| 2605:5641::/32 | — | reserved | — | … |
| 2605:5642::/31 | — | reserved | — | … |
| 2605:5644::/30 | — | reserved | — | … |
| 2605:5648::/29 | — | reserved | — | … |
| 2605:5650::/28 | — | available | — | … |
| 2605:5660::/27 | — | available | — | … |
| 2605:5681::/32 | — | reserved | — | … |
| 2605:5682::/31 | — | reserved | — | … |
| 2605:5684::/30 | — | reserved | — | … |
| 2605:5688::/29 | — | reserved | — | … |
| 2605:5690::/28 | — | available | — | … |
| 2605:56a0::/27 | — | available | — | … |
| 2605:56c0::/26 | — | available | — | … |