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
1,645,647,872
📦
IPv4 networks
76,740
delegated blocks
🧭
IPv6 networks
11,370
delegated blocks
🔗
Autonomous systems
34,065
ASNs
// browse the objects
Browse the ARIN registry
| Prefix | Country | Status | Allocated | Org handle |
|---|---|---|---|---|
| 2605:a1e0::/27 | — | available | — | … |
| 2605:a201::/32 | — | reserved | — | … |
| 2605:a202::/31 | — | reserved | — | … |
| 2605:a204::/30 | — | reserved | — | … |
| 2605:a208::/29 | — | reserved | — | … |
| 2605:a210::/28 | — | available | — | … |
| 2605:a220::/27 | — | available | — | … |
| 2605:a241::/32 | — | reserved | — | … |
| 2605:a242::/31 | — | reserved | — | … |
| 2605:a244::/30 | — | reserved | — | … |
| 2605:a248::/29 | — | reserved | — | … |
| 2605:a250::/28 | — | available | — | … |
| 2605:a260::/27 | — | available | — | … |
| 2605:a281::/32 | — | reserved | — | … |
| 2605:a282::/31 | — | reserved | — | … |
| 2605:a284::/30 | — | reserved | — | … |
| 2605:a288::/29 | — | reserved | — | … |
| 2605:a290::/28 | — | available | — | … |
| 2605:a2a0::/27 | — | available | — | … |
| 2605:a2c0::/26 | — | available | — | … |
| 2605:a301::/32 | — | reserved | — | … |
| 2605:a302::/31 | — | reserved | — | … |
| 2605:a304::/30 | — | reserved | — | … |
| 2605:a308::/29 | — | reserved | — | … |
| 2605:a310::/28 | — | available | — | … |
| 2605:a320::/27 | — | available | — | … |
| 2605:a341::/32 | — | reserved | — | … |
| 2605:a342::/31 | — | reserved | — | … |
| 2605:a344::/30 | — | reserved | — | … |
| 2605:a348::/29 | — | reserved | — | … |
| 2605:a350::/28 | — | available | — | … |
| 2605:a360::/27 | — | available | — | … |
| 2605:a381::/32 | — | reserved | — | … |
| 2605:a382::/31 | — | reserved | — | … |
| 2605:a384::/30 | — | reserved | — | … |
| 2605:a388::/29 | — | reserved | — | … |
| 2605:a390::/28 | — | available | — | … |
| 2605:a3a0::/27 | — | available | — | … |
| 2605:a3c1::/32 | — | reserved | — | … |
| 2605:a3c2::/31 | — | reserved | — | … |
| 2605:a3c4::/30 | — | reserved | — | … |
| 2605:a3c8::/29 | — | reserved | — | … |
| 2605:a3d0::/28 | — | available | — | … |
| 2605:a3e0::/27 | — | available | — | … |
| 2605:a410::/28 | — | available | — | … |
| 2605:a420::/27 | — | available | — | … |
| 2605:a441::/32 | — | reserved | — | … |
| 2605:a442::/31 | — | reserved | — | … |
| 2605:a444::/30 | — | reserved | — | … |
| 2605:a448::/29 | — | reserved | — | … |
| 2605:a450::/28 | — | available | — | … |
| 2605:a460::/27 | — | available | — | … |
| 2605:a481::/32 | — | reserved | — | … |
| 2605:a482::/31 | — | reserved | — | … |
| 2605:a484::/30 | — | reserved | — | … |
| 2605:a488::/29 | — | reserved | — | … |
| 2605:a490::/28 | — | available | — | … |
| 2605:a4a0::/27 | — | available | — | … |
| 2605:a4c1::/32 | — | reserved | — | … |
| 2605:a4c2::/31 | — | reserved | — | … |
| 2605:a4c4::/30 | — | reserved | — | … |
| 2605:a4c8::/29 | — | reserved | — | … |
| 2605:a4d0::/28 | — | available | — | … |
| 2605:a4e0::/27 | — | available | — | … |
| 2605:a501::/32 | — | reserved | — | … |
| 2605:a502::/31 | — | reserved | — | … |
| 2605:a504::/30 | — | reserved | — | … |
| 2605:a508::/29 | — | reserved | — | … |
| 2605:a510::/28 | — | available | — | … |
| 2605:a520::/27 | — | available | — | … |
| 2605:a541::/32 | — | reserved | — | … |
| 2605:a542::/31 | — | reserved | — | … |
| 2605:a544::/30 | — | reserved | — | … |
| 2605:a548::/29 | — | reserved | — | … |
| 2605:a550::/28 | — | available | — | … |
| 2605:a560::/27 | — | available | — | … |
| 2605:a581::/32 | — | reserved | — | … |
| 2605:a582::/31 | — | reserved | — | … |
| 2605:a584::/30 | — | reserved | — | … |
| 2605:a588::/29 | — | reserved | — | … |
| 2605:a590::/28 | — | available | — | … |
| 2605:a5a0::/27 | — | available | — | … |
| 2605:a5c0::/32 | — | reserved | — | … |
| 2605:a5c1::/32 | — | reserved | — | … |
| 2605:a5c2::/31 | — | reserved | — | … |
| 2605:a5c4::/30 | — | reserved | — | … |
| 2605:a5c8::/29 | — | reserved | — | … |
| 2605:a5d0::/28 | — | available | — | … |
| 2605:a5e0::/27 | — | available | — | … |
| 2605:a602::/31 | — | reserved | — | … |
| 2605:a604::/30 | — | reserved | — | … |
| 2605:a608::/29 | — | reserved | — | … |
| 2605:a610::/28 | — | available | — | … |
| 2605:a620::/27 | — | available | — | … |
| 2605:a641::/32 | — | reserved | — | … |
| 2605:a642::/31 | — | reserved | — | … |
| 2605:a644::/30 | — | reserved | — | … |
| 2605:a648::/29 | — | reserved | — | … |
| 2605:a650::/28 | — | available | — | … |
| 2605:a660::/27 | — | available | — | … |