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:efe0::/27 | — | available | — | … |
| 2605:f001::/32 | — | reserved | — | … |
| 2605:f002::/31 | — | reserved | — | … |
| 2605:f004::/30 | — | reserved | — | … |
| 2605:f008::/29 | — | reserved | — | … |
| 2605:f010::/28 | — | available | — | … |
| 2605:f020::/27 | — | available | — | … |
| 2605:f041::/32 | — | reserved | — | … |
| 2605:f042::/31 | — | reserved | — | … |
| 2605:f044::/30 | — | reserved | — | … |
| 2605:f048::/29 | — | reserved | — | … |
| 2605:f050::/28 | — | available | — | … |
| 2605:f060::/27 | — | available | — | … |
| 2605:f081::/32 | — | reserved | — | … |
| 2605:f082::/31 | — | reserved | — | … |
| 2605:f084::/30 | — | reserved | — | … |
| 2605:f088::/29 | — | reserved | — | … |
| 2605:f090::/28 | — | available | — | … |
| 2605:f0a0::/27 | — | available | — | … |
| 2605:f0c1::/32 | — | reserved | — | … |
| 2605:f0c2::/31 | — | reserved | — | … |
| 2605:f0c4::/30 | — | reserved | — | … |
| 2605:f0c8::/29 | — | reserved | — | … |
| 2605:f0d0::/28 | — | available | — | … |
| 2605:f0e0::/27 | — | available | — | … |
| 2605:f101::/32 | — | reserved | — | … |
| 2605:f102::/31 | — | reserved | — | … |
| 2605:f104::/30 | — | reserved | — | … |
| 2605:f108::/29 | — | reserved | — | … |
| 2605:f110::/28 | — | available | — | … |
| 2605:f120::/27 | — | available | — | … |
| 2605:f140::/26 | — | available | — | … |
| 2605:f181::/32 | — | reserved | — | … |
| 2605:f182::/31 | — | reserved | — | … |
| 2605:f184::/30 | — | reserved | — | … |
| 2605:f188::/29 | — | reserved | — | … |
| 2605:f190::/28 | — | available | — | … |
| 2605:f1a0::/27 | — | available | — | … |
| 2605:f1c1::/32 | — | reserved | — | … |
| 2605:f1c2::/31 | — | reserved | — | … |
| 2605:f1c4::/30 | — | reserved | — | … |
| 2605:f1c8::/29 | — | reserved | — | … |
| 2605:f1d0::/28 | — | available | — | … |
| 2605:f1e0::/27 | — | available | — | … |
| 2605:f201::/32 | — | reserved | — | … |
| 2605:f202::/31 | — | reserved | — | … |
| 2605:f204::/30 | — | reserved | — | … |
| 2605:f208::/29 | — | reserved | — | … |
| 2605:f210::/28 | — | available | — | … |
| 2605:f220::/27 | — | available | — | … |
| 2605:f241::/32 | — | reserved | — | … |
| 2605:f242::/31 | — | reserved | — | … |
| 2605:f244::/30 | — | reserved | — | … |
| 2605:f248::/29 | — | reserved | — | … |
| 2605:f250::/28 | — | available | — | … |
| 2605:f260::/27 | — | available | — | … |
| 2605:f281::/32 | — | reserved | — | … |
| 2605:f282::/31 | — | reserved | — | … |
| 2605:f284::/30 | — | reserved | — | … |
| 2605:f288::/29 | — | reserved | — | … |
| 2605:f290::/28 | — | available | — | … |
| 2605:f2a0::/27 | — | available | — | … |
| 2605:f2c1::/32 | — | reserved | — | … |
| 2605:f2c2::/31 | — | reserved | — | … |
| 2605:f2c4::/30 | — | reserved | — | … |
| 2605:f2c8::/29 | — | reserved | — | … |
| 2605:f2d0::/28 | — | available | — | … |
| 2605:f2e0::/27 | — | available | — | … |
| 2605:f301::/32 | — | reserved | — | … |
| 2605:f302::/31 | — | reserved | — | … |
| 2605:f304::/30 | — | reserved | — | … |
| 2605:f308::/29 | — | reserved | — | … |
| 2605:f310::/28 | — | available | — | … |
| 2605:f320::/27 | — | available | — | … |
| 2605:f341::/32 | — | reserved | — | … |
| 2605:f342::/31 | — | reserved | — | … |
| 2605:f344::/30 | — | reserved | — | … |
| 2605:f348::/29 | — | reserved | — | … |
| 2605:f350::/28 | — | available | — | … |
| 2605:f360::/27 | — | available | — | … |
| 2605:f381::/32 | — | reserved | — | … |
| 2605:f382::/31 | — | reserved | — | … |
| 2605:f384::/30 | — | reserved | — | … |
| 2605:f388::/29 | — | reserved | — | … |
| 2605:f390::/28 | — | available | — | … |
| 2605:f3a0::/27 | — | available | — | … |
| 2605:f3c1::/32 | — | reserved | — | … |
| 2605:f3c2::/31 | — | reserved | — | … |
| 2605:f3c4::/30 | — | reserved | — | … |
| 2605:f3c8::/29 | — | reserved | — | … |
| 2605:f3d0::/28 | — | available | — | … |
| 2605:f3e0::/27 | — | available | — | … |
| 2605:f401::/32 | — | reserved | — | … |
| 2605:f402::/31 | — | reserved | — | … |
| 2605:f404::/30 | — | reserved | — | … |
| 2605:f408::/29 | — | reserved | — | … |
| 2605:f410::/28 | — | available | — | … |
| 2605:f420::/27 | — | available | — | … |
| 2605:f441::/32 | — | reserved | — | … |
| 2605:f442::/31 | — | reserved | — | … |