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
1,645,646,592
📦
IPv4 networks
76,735
delegated blocks
🧭
IPv6 networks
11,370
delegated blocks
🔗
Autonomous systems
34,059
ASNs
// browse the objects
Browse the ARIN registry
| Prefix | Country | Status | Allocated | Org handle |
|---|---|---|---|---|
| 2604:d041::/32 | — | reserved | — | … |
| 2604:d042::/31 | — | reserved | — | … |
| 2604:d044::/30 | — | reserved | — | … |
| 2604:d048::/29 | — | reserved | — | … |
| 2604:d050::/28 | — | available | — | … |
| 2604:d060::/27 | — | available | — | … |
| 2604:d081::/32 | — | reserved | — | … |
| 2604:d082::/31 | — | reserved | — | … |
| 2604:d084::/30 | — | reserved | — | … |
| 2604:d088::/29 | — | reserved | — | … |
| 2604:d090::/28 | — | available | — | … |
| 2604:d0a0::/27 | — | available | — | … |
| 2604:d0c1::/32 | — | reserved | — | … |
| 2604:d0c2::/31 | — | reserved | — | … |
| 2604:d0c4::/30 | — | reserved | — | … |
| 2604:d0c8::/29 | — | reserved | — | … |
| 2604:d0d0::/28 | — | available | — | … |
| 2604:d0e0::/27 | — | available | — | … |
| 2604:d101::/32 | — | reserved | — | … |
| 2604:d102::/31 | — | reserved | — | … |
| 2604:d104::/30 | — | reserved | — | … |
| 2604:d108::/29 | — | reserved | — | … |
| 2604:d110::/28 | — | available | — | … |
| 2604:d120::/27 | — | available | — | … |
| 2604:d141::/32 | — | reserved | — | … |
| 2604:d142::/31 | — | reserved | — | … |
| 2604:d144::/30 | — | reserved | — | … |
| 2604:d148::/29 | — | reserved | — | … |
| 2604:d150::/28 | — | available | — | … |
| 2604:d160::/27 | — | available | — | … |
| 2604:d181::/32 | — | reserved | — | … |
| 2604:d182::/31 | — | reserved | — | … |
| 2604:d184::/30 | — | reserved | — | … |
| 2604:d188::/29 | — | reserved | — | … |
| 2604:d190::/28 | — | available | — | … |
| 2604:d1a0::/27 | — | available | — | … |
| 2604:d1c1::/32 | — | reserved | — | … |
| 2604:d1c2::/31 | — | reserved | — | … |
| 2604:d1c4::/30 | — | reserved | — | … |
| 2604:d1c8::/29 | — | reserved | — | … |
| 2604:d1d0::/28 | — | available | — | … |
| 2604:d1e0::/27 | — | available | — | … |
| 2604:d201::/32 | — | reserved | — | … |
| 2604:d202::/31 | — | reserved | — | … |
| 2604:d204::/30 | — | reserved | — | … |
| 2604:d208::/29 | — | reserved | — | … |
| 2604:d210::/28 | — | available | — | … |
| 2604:d220::/27 | — | available | — | … |
| 2604:d241::/32 | — | reserved | — | … |
| 2604:d242::/31 | — | reserved | — | … |
| 2604:d244::/30 | — | reserved | — | … |
| 2604:d248::/29 | — | reserved | — | … |
| 2604:d250::/28 | — | available | — | … |
| 2604:d260::/27 | — | available | — | … |
| 2604:d281::/32 | — | reserved | — | … |
| 2604:d282::/31 | — | reserved | — | … |
| 2604:d284::/30 | — | reserved | — | … |
| 2604:d288::/29 | — | reserved | — | … |
| 2604:d290::/28 | — | available | — | … |
| 2604:d2a0::/27 | — | available | — | … |
| 2604:d2c1::/32 | — | reserved | — | … |
| 2604:d2c2::/31 | — | reserved | — | … |
| 2604:d2c4::/30 | — | reserved | — | … |
| 2604:d2c8::/29 | — | reserved | — | … |
| 2604:d2d0::/28 | — | available | — | … |
| 2604:d2e0::/27 | — | available | — | … |
| 2604:d300::/26 | — | available | — | … |
| 2604:d341::/32 | — | reserved | — | … |
| 2604:d342::/31 | — | reserved | — | … |
| 2604:d344::/30 | — | reserved | — | … |
| 2604:d348::/29 | — | reserved | — | … |
| 2604:d350::/28 | — | available | — | … |
| 2604:d360::/27 | — | available | — | … |
| 2604:d381::/32 | — | reserved | — | … |
| 2604:d382::/31 | — | reserved | — | … |
| 2604:d384::/30 | — | reserved | — | … |
| 2604:d388::/29 | — | reserved | — | … |
| 2604:d390::/28 | — | available | — | … |
| 2604:d3a0::/27 | — | available | — | … |
| 2604:d3c1::/32 | — | reserved | — | … |
| 2604:d3c2::/31 | — | reserved | — | … |
| 2604:d3c4::/30 | — | reserved | — | … |
| 2604:d3c8::/29 | — | reserved | — | … |
| 2604:d3d0::/28 | — | available | — | … |
| 2604:d3e0::/27 | — | available | — | … |
| 2604:d401::/32 | — | reserved | — | … |
| 2604:d402::/31 | — | reserved | — | … |
| 2604:d404::/30 | — | reserved | — | … |
| 2604:d408::/29 | — | reserved | — | … |
| 2604:d410::/28 | — | available | — | … |
| 2604:d420::/27 | — | available | — | … |
| 2604:d441::/32 | — | reserved | — | … |
| 2604:d442::/31 | — | reserved | — | … |
| 2604:d444::/30 | — | reserved | — | … |
| 2604:d448::/29 | — | reserved | — | … |
| 2604:d450::/28 | — | available | — | … |
| 2604:d460::/27 | — | available | — | … |
| 2604:d481::/32 | — | reserved | — | … |
| 2604:d482::/31 | — | reserved | — | … |
| 2604:d484::/30 | — | reserved | — | … |