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 |
|---|---|---|---|---|
| 2605:4110::/28 | — | available | — | … |
| 2605:4120::/27 | — | available | — | … |
| 2605:4141::/32 | — | reserved | — | … |
| 2605:4142::/31 | — | reserved | — | … |
| 2605:4144::/30 | — | reserved | — | … |
| 2605:4148::/29 | — | reserved | — | … |
| 2605:4150::/28 | — | available | — | … |
| 2605:4160::/27 | — | available | — | … |
| 2605:4190::/28 | — | available | — | … |
| 2605:41a0::/27 | — | available | — | … |
| 2605:41c1::/32 | — | reserved | — | … |
| 2605:41c2::/31 | — | reserved | — | … |
| 2605:41c4::/30 | — | reserved | — | … |
| 2605:41c8::/29 | — | reserved | — | … |
| 2605:41d0::/28 | — | available | — | … |
| 2605:41e0::/27 | — | available | — | … |
| 2605:4201::/32 | — | reserved | — | … |
| 2605:4202::/31 | — | reserved | — | … |
| 2605:4204::/30 | — | reserved | — | … |
| 2605:4208::/29 | — | reserved | — | … |
| 2605:4210::/28 | — | available | — | … |
| 2605:4220::/27 | — | available | — | … |
| 2605:4241::/32 | — | reserved | — | … |
| 2605:4242::/31 | — | reserved | — | … |
| 2605:4244::/30 | — | reserved | — | … |
| 2605:4248::/29 | — | reserved | — | … |
| 2605:4250::/28 | — | available | — | … |
| 2605:4260::/27 | — | available | — | … |
| 2605:4281::/32 | — | reserved | — | … |
| 2605:4282::/31 | — | reserved | — | … |
| 2605:4284::/30 | — | reserved | — | … |
| 2605:4288::/29 | — | reserved | — | … |
| 2605:4290::/28 | — | available | — | … |
| 2605:42a0::/27 | — | available | — | … |
| 2605:42c1::/32 | — | reserved | — | … |
| 2605:42c2::/31 | — | reserved | — | … |
| 2605:42c4::/30 | — | reserved | — | … |
| 2605:42c8::/29 | — | reserved | — | … |
| 2605:42d0::/28 | — | available | — | … |
| 2605:42e0::/27 | — | available | — | … |
| 2605:4301::/32 | — | reserved | — | … |
| 2605:4302::/31 | — | reserved | — | … |
| 2605:4304::/30 | — | reserved | — | … |
| 2605:4308::/29 | — | reserved | — | … |
| 2605:4310::/28 | — | available | — | … |
| 2605:4320::/27 | — | available | — | … |
| 2605:4341::/32 | — | reserved | — | … |
| 2605:4342::/31 | — | reserved | — | … |
| 2605:4344::/30 | — | reserved | — | … |
| 2605:4348::/29 | — | reserved | — | … |
| 2605:4350::/28 | — | available | — | … |
| 2605:4360::/27 | — | available | — | … |
| 2605:4381::/32 | — | reserved | — | … |
| 2605:4382::/31 | — | reserved | — | … |
| 2605:4384::/30 | — | reserved | — | … |
| 2605:4388::/29 | — | reserved | — | … |
| 2605:4390::/28 | — | available | — | … |
| 2605:43a0::/27 | — | available | — | … |
| 2605:43c1::/32 | — | reserved | — | … |
| 2605:43c2::/31 | — | reserved | — | … |
| 2605:43c4::/30 | — | reserved | — | … |
| 2605:43c8::/29 | — | reserved | — | … |
| 2605:43d0::/28 | — | available | — | … |
| 2605:43e0::/27 | — | available | — | … |
| 2605:4401::/32 | — | reserved | — | … |
| 2605:4402::/31 | — | reserved | — | … |
| 2605:4404::/30 | — | reserved | — | … |
| 2605:4408::/29 | — | reserved | — | … |
| 2605:4410::/28 | — | available | — | … |
| 2605:4420::/27 | — | available | — | … |
| 2605:4441::/32 | — | reserved | — | … |
| 2605:4442::/31 | — | reserved | — | … |
| 2605:4444::/30 | — | reserved | — | … |
| 2605:4448::/29 | — | reserved | — | … |
| 2605:4450::/28 | — | available | — | … |
| 2605:4460::/27 | — | available | — | … |
| 2605:4481::/32 | — | reserved | — | … |
| 2605:4482::/31 | — | reserved | — | … |
| 2605:4484::/30 | — | reserved | — | … |
| 2605:4488::/29 | — | reserved | — | … |
| 2605:4490::/28 | — | available | — | … |
| 2605:44a0::/27 | — | available | — | … |
| 2605:44c1::/32 | — | reserved | — | … |
| 2605:44c2::/31 | — | reserved | — | … |
| 2605:44c4::/30 | — | reserved | — | … |
| 2605:44c8::/29 | — | reserved | — | … |
| 2605:44d0::/28 | — | available | — | … |
| 2605:44e0::/27 | — | available | — | … |
| 2605:4501::/32 | — | reserved | — | … |
| 2605:4502::/31 | — | reserved | — | … |
| 2605:4504::/30 | — | reserved | — | … |
| 2605:4508::/29 | — | reserved | — | … |
| 2605:4510::/28 | — | available | — | … |
| 2605:4520::/27 | — | available | — | … |
| 2605:4541::/32 | — | reserved | — | … |
| 2605:4542::/31 | — | reserved | — | … |
| 2605:4544::/30 | — | reserved | — | … |
| 2605:4548::/29 | — | reserved | — | … |
| 2605:4550::/28 | — | available | — | … |
| 2605:4560::/27 | — | available | — | … |