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
1,645,650,944
📦
IPv4 networks
76,728
delegated blocks
🧭
IPv6 networks
11,368
delegated blocks
🔗
Autonomous systems
34,055
ASNs
// browse the objects
Browse the ARIN registry
| Prefix | Country | Status | Allocated | Org handle |
|---|---|---|---|---|
| 2607:cf44::/30 | — | reserved | — | … |
| 2607:cf48::/29 | — | reserved | — | … |
| 2607:cf50::/28 | — | available | — | … |
| 2607:cf60::/27 | — | available | — | … |
| 2607:cf80::/26 | — | available | — | … |
| 2607:cfc1::/32 | — | reserved | — | … |
| 2607:cfc2::/31 | — | reserved | — | … |
| 2607:cfc4::/30 | — | reserved | — | … |
| 2607:cfc8::/29 | — | reserved | — | … |
| 2607:cfd0::/28 | — | available | — | … |
| 2607:cfe0::/27 | — | available | — | … |
| 2607:d000::/26 | — | available | — | … |
| 2607:d041::/32 | — | reserved | — | … |
| 2607:d042::/31 | — | reserved | — | … |
| 2607:d044::/30 | — | reserved | — | … |
| 2607:d048::/29 | — | reserved | — | … |
| 2607:d050::/28 | — | available | — | … |
| 2607:d060::/27 | — | available | — | … |
| 2607:d081::/32 | — | reserved | — | … |
| 2607:d082::/31 | — | reserved | — | … |
| 2607:d084::/30 | — | reserved | — | … |
| 2607:d088::/29 | — | reserved | — | … |
| 2607:d090::/28 | — | available | — | … |
| 2607:d0a0::/27 | — | available | — | … |
| 2607:d0c1::/32 | — | reserved | — | … |
| 2607:d0c2::/31 | — | reserved | — | … |
| 2607:d0c4::/30 | — | reserved | — | … |
| 2607:d0c8::/29 | — | reserved | — | … |
| 2607:d0d0::/28 | — | available | — | … |
| 2607:d0e0::/27 | — | available | — | … |
| 2607:d101::/32 | — | reserved | — | … |
| 2607:d102::/31 | — | reserved | — | … |
| 2607:d104::/30 | — | reserved | — | … |
| 2607:d108::/29 | — | reserved | — | … |
| 2607:d110::/28 | — | available | — | … |
| 2607:d120::/27 | — | available | — | … |
| 2607:d141::/32 | — | reserved | — | … |
| 2607:d142::/31 | — | reserved | — | … |
| 2607:d144::/30 | — | reserved | — | … |
| 2607:d148::/29 | — | reserved | — | … |
| 2607:d150::/28 | — | available | — | … |
| 2607:d160::/27 | — | available | — | … |
| 2607:d181::/32 | — | reserved | — | … |
| 2607:d182::/31 | — | reserved | — | … |
| 2607:d184::/30 | — | reserved | — | … |
| 2607:d188::/29 | — | reserved | — | … |
| 2607:d190::/28 | — | available | — | … |
| 2607:d1a0::/27 | — | available | — | … |
| 2607:d1c0::/32 | — | reserved | — | … |
| 2607:d1c1::/32 | — | reserved | — | … |
| 2607:d1c2::/31 | — | reserved | — | … |
| 2607:d1c4::/30 | — | reserved | — | … |
| 2607:d1c8::/29 | — | reserved | — | … |
| 2607:d1d0::/28 | — | available | — | … |
| 2607:d1e0::/27 | — | available | — | … |
| 2607:d201::/32 | — | reserved | — | … |
| 2607:d202::/31 | — | reserved | — | … |
| 2607:d204::/30 | — | reserved | — | … |
| 2607:d208::/29 | — | reserved | — | … |
| 2607:d210::/28 | — | available | — | … |
| 2607:d220::/27 | — | available | — | … |
| 2607:d241::/32 | — | reserved | — | … |
| 2607:d242::/31 | — | reserved | — | … |
| 2607:d244::/30 | — | reserved | — | … |
| 2607:d248::/29 | — | reserved | — | … |
| 2607:d250::/28 | — | available | — | … |
| 2607:d260::/27 | — | available | — | … |
| 2607:d281::/32 | — | reserved | — | … |
| 2607:d282::/31 | — | reserved | — | … |
| 2607:d284::/30 | — | reserved | — | … |
| 2607:d288::/29 | — | reserved | — | … |
| 2607:d290::/28 | — | available | — | … |
| 2607:d2a0::/27 | — | available | — | … |
| 2607:d2c1::/32 | — | reserved | — | … |
| 2607:d2c2::/31 | — | reserved | — | … |
| 2607:d2c4::/30 | — | reserved | — | … |
| 2607:d2c8::/29 | — | reserved | — | … |
| 2607:d2d0::/28 | — | available | — | … |
| 2607:d2e0::/27 | — | available | — | … |
| 2607:d301::/32 | — | reserved | — | … |
| 2607:d302::/31 | — | reserved | — | … |
| 2607:d304::/30 | — | reserved | — | … |
| 2607:d308::/29 | — | reserved | — | … |
| 2607:d310::/28 | — | available | — | … |
| 2607:d320::/27 | — | available | — | … |
| 2607:d341::/32 | — | reserved | — | … |
| 2607:d342::/31 | — | reserved | — | … |
| 2607:d344::/30 | — | reserved | — | … |
| 2607:d348::/29 | — | reserved | — | … |
| 2607:d350::/28 | — | available | — | … |
| 2607:d360::/27 | — | available | — | … |
| 2607:d381::/32 | — | reserved | — | … |
| 2607:d382::/31 | — | reserved | — | … |
| 2607:d384::/30 | — | reserved | — | … |
| 2607:d388::/29 | — | reserved | — | … |
| 2607:d390::/28 | — | available | — | … |
| 2607:d3a0::/27 | — | available | — | … |
| 2607:d3c1::/32 | — | reserved | — | … |
| 2607:d3c2::/31 | — | reserved | — | … |
| 2607:d3c4::/30 | — | reserved | — | … |