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 |
|---|---|---|---|---|
| 2606:cf88::/29 | — | reserved | — | … |
| 2606:cf90::/28 | — | available | — | … |
| 2606:cfa0::/27 | — | available | — | … |
| 2606:cfc0::/32 | — | reserved | — | … |
| 2606:cfc1::/32 | — | reserved | — | … |
| 2606:cfc2::/31 | — | reserved | — | … |
| 2606:cfc4::/30 | — | reserved | — | … |
| 2606:cfc8::/29 | — | reserved | — | … |
| 2606:cfd0::/28 | — | available | — | … |
| 2606:cfe0::/27 | — | available | — | … |
| 2606:d001::/32 | — | reserved | — | … |
| 2606:d002::/31 | — | reserved | — | … |
| 2606:d004::/30 | — | reserved | — | … |
| 2606:d008::/29 | — | reserved | — | … |
| 2606:d010::/28 | — | available | — | … |
| 2606:d020::/27 | — | available | — | … |
| 2606:d041::/32 | — | reserved | — | … |
| 2606:d042::/31 | — | reserved | — | … |
| 2606:d044::/30 | — | reserved | — | … |
| 2606:d048::/29 | — | reserved | — | … |
| 2606:d050::/28 | — | available | — | … |
| 2606:d060::/27 | — | available | — | … |
| 2606:d081::/32 | — | reserved | — | … |
| 2606:d082::/31 | — | reserved | — | … |
| 2606:d084::/30 | — | reserved | — | … |
| 2606:d088::/29 | — | reserved | — | … |
| 2606:d090::/28 | — | available | — | … |
| 2606:d0a0::/27 | — | available | — | … |
| 2606:d0c0:1000::/36 | — | reserved | — | … |
| 2606:d0c0:2000::/35 | — | reserved | — | … |
| 2606:d0c0:4000::/34 | — | reserved | — | … |
| 2606:d0c0:8000::/33 | — | reserved | — | … |
| 2606:d0c1::/32 | — | reserved | — | … |
| 2606:d0c2::/31 | — | reserved | — | … |
| 2606:d0c4::/30 | — | reserved | — | … |
| 2606:d0c8::/29 | — | reserved | — | … |
| 2606:d0d0::/28 | — | available | — | … |
| 2606:d0e0::/27 | — | available | — | … |
| 2606:d101::/32 | — | reserved | — | … |
| 2606:d102::/31 | — | reserved | — | … |
| 2606:d104::/30 | — | reserved | — | … |
| 2606:d108::/29 | — | reserved | — | … |
| 2606:d110::/28 | — | available | — | … |
| 2606:d120::/27 | — | available | — | … |
| 2606:d141::/32 | — | reserved | — | … |
| 2606:d142::/31 | — | reserved | — | … |
| 2606:d144::/30 | — | reserved | — | … |
| 2606:d148::/29 | — | reserved | — | … |
| 2606:d150::/28 | — | available | — | … |
| 2606:d160::/27 | — | available | — | … |
| 2606:d181::/32 | — | reserved | — | … |
| 2606:d182::/31 | — | reserved | — | … |
| 2606:d184::/30 | — | reserved | — | … |
| 2606:d188::/29 | — | reserved | — | … |
| 2606:d190::/28 | — | available | — | … |
| 2606:d1a0::/27 | — | available | — | … |
| 2606:d1c1::/32 | — | reserved | — | … |
| 2606:d1c2::/31 | — | reserved | — | … |
| 2606:d1c4::/30 | — | reserved | — | … |
| 2606:d1c8::/29 | — | reserved | — | … |
| 2606:d1d0::/28 | — | available | — | … |
| 2606:d1e0::/27 | — | available | — | … |
| 2606:d200::/26 | — | available | — | … |
| 2606:d241::/32 | — | reserved | — | … |
| 2606:d242::/31 | — | reserved | — | … |
| 2606:d244::/30 | — | reserved | — | … |
| 2606:d248::/29 | — | reserved | — | … |
| 2606:d250::/28 | — | available | — | … |
| 2606:d260::/27 | — | available | — | … |
| 2606:d281::/32 | — | reserved | — | … |
| 2606:d282::/31 | — | reserved | — | … |
| 2606:d284::/30 | — | reserved | — | … |
| 2606:d288::/29 | — | reserved | — | … |
| 2606:d290::/28 | — | available | — | … |
| 2606:d2a0::/27 | — | available | — | … |
| 2606:d2c1::/32 | — | reserved | — | … |
| 2606:d2c2::/31 | — | reserved | — | … |
| 2606:d2c4::/30 | — | reserved | — | … |
| 2606:d2c8::/29 | — | reserved | — | … |
| 2606:d2d0::/28 | — | available | — | … |
| 2606:d2e0::/27 | — | available | — | … |
| 2606:d300:1000::/36 | — | reserved | — | … |
| 2606:d300:2000::/35 | — | reserved | — | … |
| 2606:d300:4000::/34 | — | reserved | — | … |
| 2606:d300:8000::/33 | — | reserved | — | … |
| 2606:d301::/32 | — | reserved | — | … |
| 2606:d302::/31 | — | reserved | — | … |
| 2606:d304::/30 | — | reserved | — | … |
| 2606:d308::/29 | — | reserved | — | … |
| 2606:d310::/28 | — | available | — | … |
| 2606:d320::/27 | — | available | — | … |
| 2606:d341::/32 | — | reserved | — | … |
| 2606:d342::/31 | — | reserved | — | … |
| 2606:d344::/30 | — | reserved | — | … |
| 2606:d348::/29 | — | reserved | — | … |
| 2606:d350::/28 | — | available | — | … |
| 2606:d360::/27 | — | available | — | … |
| 2606:d381::/32 | — | reserved | — | … |
| 2606:d382::/31 | — | reserved | — | … |
| 2606:d384::/30 | — | reserved | — | … |