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:d1c1::/32 | — | reserved | — | … |
| 2605:d1c2::/31 | — | reserved | — | … |
| 2605:d1c4::/30 | — | reserved | — | … |
| 2605:d1c8::/29 | — | reserved | — | … |
| 2605:d1d0::/28 | — | available | — | … |
| 2605:d1e0::/27 | — | available | — | … |
| 2605:d200::/26 | — | available | — | … |
| 2605:d241::/32 | — | reserved | — | … |
| 2605:d242::/31 | — | reserved | — | … |
| 2605:d244::/30 | — | reserved | — | … |
| 2605:d248::/29 | — | reserved | — | … |
| 2605:d250::/28 | — | available | — | … |
| 2605:d260::/27 | — | available | — | … |
| 2605:d281::/32 | — | reserved | — | … |
| 2605:d282::/31 | — | reserved | — | … |
| 2605:d284::/30 | — | reserved | — | … |
| 2605:d288::/29 | — | reserved | — | … |
| 2605:d290::/28 | — | available | — | … |
| 2605:d2a0::/27 | — | available | — | … |
| 2605:d2c1::/32 | — | reserved | — | … |
| 2605:d2c2::/31 | — | reserved | — | … |
| 2605:d2c4::/30 | — | reserved | — | … |
| 2605:d2c8::/29 | — | reserved | — | … |
| 2605:d2d0::/28 | — | available | — | … |
| 2605:d2e0::/27 | — | available | — | … |
| 2605:d301::/32 | — | reserved | — | … |
| 2605:d302::/31 | — | reserved | — | … |
| 2605:d304::/30 | — | reserved | — | … |
| 2605:d308::/29 | — | reserved | — | … |
| 2605:d310::/28 | — | available | — | … |
| 2605:d320::/27 | — | available | — | … |
| 2605:d341::/32 | — | reserved | — | … |
| 2605:d342::/31 | — | reserved | — | … |
| 2605:d344::/30 | — | reserved | — | … |
| 2605:d348::/29 | — | reserved | — | … |
| 2605:d350::/28 | — | available | — | … |
| 2605:d360::/27 | — | available | — | … |
| 2605:d380::/36 | — | reserved | — | … |
| 2605:d380:1000::/36 | — | reserved | — | … |
| 2605:d380:2000::/35 | — | reserved | — | … |
| 2605:d380:4000::/34 | — | reserved | — | … |
| 2605:d380:8000::/33 | — | reserved | — | … |
| 2605:d381::/32 | — | available | — | … |
| 2605:d382::/31 | — | available | — | … |
| 2605:d384::/30 | — | available | — | … |
| 2605:d388::/29 | — | available | — | … |
| 2605:d390::/28 | — | available | — | … |
| 2605:d3a0::/27 | — | available | — | … |
| 2605:d3c1::/32 | — | reserved | — | … |
| 2605:d3c2::/31 | — | reserved | — | … |
| 2605:d3c4::/30 | — | reserved | — | … |
| 2605:d3c8::/29 | — | reserved | — | … |
| 2605:d3d0::/28 | — | available | — | … |
| 2605:d3e0::/27 | — | available | — | … |
| 2605:d401::/32 | — | reserved | — | … |
| 2605:d402::/31 | — | reserved | — | … |
| 2605:d404::/30 | — | reserved | — | … |
| 2605:d408::/29 | — | reserved | — | … |
| 2605:d410::/28 | — | available | — | … |
| 2605:d420::/27 | — | available | — | … |
| 2605:d441::/32 | — | reserved | — | … |
| 2605:d442::/31 | — | reserved | — | … |
| 2605:d444::/30 | — | reserved | — | … |
| 2605:d448::/29 | — | reserved | — | … |
| 2605:d450::/28 | — | available | — | … |
| 2605:d460::/27 | — | available | — | … |
| 2605:d481::/32 | — | reserved | — | … |
| 2605:d482::/31 | — | reserved | — | … |
| 2605:d484::/30 | — | reserved | — | … |
| 2605:d488::/29 | — | reserved | — | … |
| 2605:d490::/28 | — | available | — | … |
| 2605:d4a0::/27 | — | available | — | … |
| 2605:d4c1::/32 | — | reserved | — | … |
| 2605:d4c2::/31 | — | reserved | — | … |
| 2605:d4c4::/30 | — | reserved | — | … |
| 2605:d4c8::/29 | — | reserved | — | … |
| 2605:d4d0::/28 | — | available | — | … |
| 2605:d4e0::/27 | — | available | — | … |
| 2605:d500::/32 | — | reserved | — | … |
| 2605:d501::/32 | — | reserved | — | … |
| 2605:d502::/31 | — | reserved | — | … |
| 2605:d504::/30 | — | reserved | — | … |
| 2605:d508::/29 | — | reserved | — | … |
| 2605:d510::/28 | — | available | — | … |
| 2605:d520::/27 | — | available | — | … |
| 2605:d541::/32 | — | reserved | — | … |
| 2605:d542::/31 | — | reserved | — | … |
| 2605:d544::/30 | — | reserved | — | … |
| 2605:d548::/29 | — | reserved | — | … |
| 2605:d550::/28 | — | available | — | … |
| 2605:d560::/27 | — | available | — | … |
| 2605:d581::/32 | — | reserved | — | … |
| 2605:d582::/31 | — | reserved | — | … |
| 2605:d584::/30 | — | reserved | — | … |
| 2605:d588::/29 | — | reserved | — | … |
| 2605:d590::/28 | — | available | — | … |
| 2605:d5a0::/27 | — | available | — | … |
| 2605:d5c1::/32 | — | reserved | — | … |
| 2605:d5c2::/31 | — | reserved | — | … |
| 2605:d5c4::/30 | — | reserved | — | … |