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 |
|---|---|---|---|---|
| 2604:50d0::/28 | — | available | — | … |
| 2604:50e0::/27 | — | available | — | … |
| 2604:5101::/32 | — | reserved | — | … |
| 2604:5102::/31 | — | reserved | — | … |
| 2604:5104::/30 | — | reserved | — | … |
| 2604:5108::/29 | — | reserved | — | … |
| 2604:5110::/28 | — | available | — | … |
| 2604:5120::/27 | — | available | — | … |
| 2604:5141::/32 | — | reserved | — | … |
| 2604:5142::/31 | — | reserved | — | … |
| 2604:5144::/30 | — | reserved | — | … |
| 2604:5148::/29 | — | reserved | — | … |
| 2604:5150::/28 | — | available | — | … |
| 2604:5160::/27 | — | available | — | … |
| 2604:5181::/32 | — | reserved | — | … |
| 2604:5182::/31 | — | reserved | — | … |
| 2604:5184::/30 | — | reserved | — | … |
| 2604:5188::/29 | — | reserved | — | … |
| 2604:5190::/28 | — | available | — | … |
| 2604:51a0::/27 | — | available | — | … |
| 2604:51c1::/32 | — | reserved | — | … |
| 2604:51c2::/31 | — | reserved | — | … |
| 2604:51c4::/30 | — | reserved | — | … |
| 2604:51c8::/29 | — | reserved | — | … |
| 2604:51d0::/28 | — | available | — | … |
| 2604:51e0::/27 | — | available | — | … |
| 2604:5201::/32 | — | reserved | — | … |
| 2604:5202::/31 | — | reserved | — | … |
| 2604:5204::/30 | — | reserved | — | … |
| 2604:5208::/29 | — | reserved | — | … |
| 2604:5210::/28 | — | available | — | … |
| 2604:5220::/27 | — | available | — | … |
| 2604:5241::/32 | — | reserved | — | … |
| 2604:5242::/31 | — | reserved | — | … |
| 2604:5244::/30 | — | reserved | — | … |
| 2604:5248::/29 | — | reserved | — | … |
| 2604:5250::/28 | — | available | — | … |
| 2604:5260::/27 | — | available | — | … |
| 2604:5281::/32 | — | reserved | — | … |
| 2604:5282::/31 | — | reserved | — | … |
| 2604:5284::/30 | — | reserved | — | … |
| 2604:5288::/29 | — | reserved | — | … |
| 2604:5290::/28 | — | available | — | … |
| 2604:52a0::/27 | — | available | — | … |
| 2604:52c1::/32 | — | reserved | — | … |
| 2604:52c2::/31 | — | reserved | — | … |
| 2604:52c4::/30 | — | reserved | — | … |
| 2604:52c8::/29 | — | reserved | — | … |
| 2604:52d0::/28 | — | available | — | … |
| 2604:52e0::/27 | — | available | — | … |
| 2604:5301::/32 | — | reserved | — | … |
| 2604:5302::/31 | — | reserved | — | … |
| 2604:5304::/30 | — | reserved | — | … |
| 2604:5308::/29 | — | reserved | — | … |
| 2604:5310::/28 | — | available | — | … |
| 2604:5320::/27 | — | available | — | … |
| 2604:5341::/32 | — | reserved | — | … |
| 2604:5342::/31 | — | reserved | — | … |
| 2604:5344::/30 | — | reserved | — | … |
| 2604:5348::/29 | — | reserved | — | … |
| 2604:5350::/28 | — | available | — | … |
| 2604:5360::/27 | — | available | — | … |
| 2604:5381::/32 | — | reserved | — | … |
| 2604:5382::/31 | — | reserved | — | … |
| 2604:5384::/30 | — | reserved | — | … |
| 2604:5388::/29 | — | reserved | — | … |
| 2604:5390::/28 | — | available | — | … |
| 2604:53a0::/27 | — | available | — | … |
| 2604:53c1::/32 | — | reserved | — | … |
| 2604:53c2::/31 | — | reserved | — | … |
| 2604:53c4::/30 | — | reserved | — | … |
| 2604:53c8::/29 | — | reserved | — | … |
| 2604:53d0::/28 | — | available | — | … |
| 2604:53e0::/27 | — | available | — | … |
| 2604:5401::/32 | — | reserved | — | … |
| 2604:5402::/31 | — | reserved | — | … |
| 2604:5404::/30 | — | reserved | — | … |
| 2604:5408::/29 | — | reserved | — | … |
| 2604:5410::/28 | — | available | — | … |
| 2604:5420::/27 | — | available | — | … |
| 2604:5441::/32 | — | reserved | — | … |
| 2604:5442::/31 | — | reserved | — | … |
| 2604:5444::/30 | — | reserved | — | … |
| 2604:5448::/29 | — | reserved | — | … |
| 2604:5450::/28 | — | available | — | … |
| 2604:5460::/27 | — | available | — | … |
| 2604:5481::/32 | — | reserved | — | … |
| 2604:5482::/31 | — | reserved | — | … |
| 2604:5484::/30 | — | reserved | — | … |
| 2604:5488::/29 | — | reserved | — | … |
| 2604:5490::/28 | — | available | — | … |
| 2604:54a0::/27 | — | available | — | … |
| 2604:54c1::/32 | — | reserved | — | … |
| 2604:54c2::/31 | — | reserved | — | … |
| 2604:54c4::/30 | — | reserved | — | … |
| 2604:54c8::/29 | — | reserved | — | … |
| 2604:54d0::/28 | — | available | — | … |
| 2604:54e0::/27 | — | available | — | … |
| 2604:5501::/32 | — | reserved | — | … |
| 2604:5502::/31 | — | reserved | — | … |