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
1,644,586,496
📦
IPv4 networks
76,820
delegated blocks
🧭
IPv6 networks
11,472
delegated blocks
🔗
Autonomous systems
34,191
ASNs
// browse the objects
Browse the ARIN registry
| Prefix | Country | Status | Allocated | Org handle |
|---|---|---|---|---|
| 2604:ffe0::/27 | — | available | — | … |
| 2605:1::/32 | — | reserved | — | … |
| 2605:2::/31 | — | reserved | — | … |
| 2605:4::/30 | — | reserved | — | … |
| 2605:8::/29 | — | reserved | — | … |
| 2605:10::/28 | — | available | — | … |
| 2605:20::/27 | — | available | — | … |
| 2605:41::/32 | — | reserved | — | … |
| 2605:42::/31 | — | reserved | — | … |
| 2605:44::/30 | — | reserved | — | … |
| 2605:48::/29 | — | reserved | — | … |
| 2605:50::/28 | — | available | — | … |
| 2605:60::/27 | — | available | — | … |
| 2605:81::/32 | — | reserved | — | … |
| 2605:82::/31 | — | reserved | — | … |
| 2605:84::/30 | — | reserved | — | … |
| 2605:88::/29 | — | reserved | — | … |
| 2605:90::/28 | — | available | — | … |
| 2605:a0::/27 | — | available | — | … |
| 2605:c1::/32 | — | reserved | — | … |
| 2605:c2::/31 | — | reserved | — | … |
| 2605:c4::/30 | — | reserved | — | … |
| 2605:c8::/29 | — | reserved | — | … |
| 2605:d0::/28 | — | available | — | … |
| 2605:e0::/27 | — | available | — | … |
| 2605:101::/32 | — | reserved | — | … |
| 2605:102::/31 | — | reserved | — | … |
| 2605:104::/30 | — | reserved | — | … |
| 2605:108::/29 | — | reserved | — | … |
| 2605:110::/28 | — | available | — | … |
| 2605:120::/27 | — | available | — | … |
| 2605:140::/27 | — | available | — | … |
| 2605:161::/32 | — | reserved | — | … |
| 2605:162::/31 | — | reserved | — | … |
| 2605:164::/30 | — | reserved | — | … |
| 2605:168::/29 | — | reserved | — | … |
| 2605:170::/28 | — | available | — | … |
| 2605:180::/26 | — | available | — | … |
| 2605:1c1::/32 | — | reserved | — | … |
| 2605:1c2::/31 | — | reserved | — | … |
| 2605:1c4::/30 | — | reserved | — | … |
| 2605:1c8::/29 | — | reserved | — | … |
| 2605:1d0::/28 | — | available | — | … |
| 2605:1e0::/27 | — | available | — | … |
| 2605:200::/26 | — | available | — | … |
| 2605:241::/32 | — | reserved | — | … |
| 2605:242::/31 | — | reserved | — | … |
| 2605:244::/30 | — | reserved | — | … |
| 2605:248::/29 | — | reserved | — | … |
| 2605:250::/28 | — | available | — | … |
| 2605:260::/27 | — | available | — | … |
| 2605:281::/32 | — | reserved | — | … |
| 2605:282::/31 | — | reserved | — | … |
| 2605:284::/30 | — | reserved | — | … |
| 2605:288::/29 | — | reserved | — | … |
| 2605:290::/28 | — | available | — | … |
| 2605:2a0::/27 | — | available | — | … |
| 2605:2c1::/32 | — | reserved | — | … |
| 2605:2c2::/31 | — | reserved | — | … |
| 2605:2c4::/30 | — | reserved | — | … |
| 2605:2c8::/29 | — | reserved | — | … |
| 2605:2d0::/28 | — | available | — | … |
| 2605:2e0::/27 | — | available | — | … |
| 2605:301::/32 | — | reserved | — | … |
| 2605:302::/31 | — | reserved | — | … |
| 2605:304::/30 | — | reserved | — | … |
| 2605:308::/29 | — | reserved | — | … |
| 2605:310::/28 | — | available | — | … |
| 2605:320::/27 | — | available | — | … |
| 2605:341::/32 | — | reserved | — | … |
| 2605:342::/31 | — | reserved | — | … |
| 2605:344::/30 | — | reserved | — | … |
| 2605:348::/29 | — | reserved | — | … |
| 2605:350::/28 | — | available | — | … |
| 2605:360::/27 | — | available | — | … |
| 2605:381::/32 | — | reserved | — | … |
| 2605:382::/31 | — | reserved | — | … |
| 2605:384::/30 | — | reserved | — | … |
| 2605:388::/29 | — | reserved | — | … |
| 2605:390::/28 | — | available | — | … |
| 2605:3a0::/27 | — | available | — | … |
| 2605:3c1::/32 | — | reserved | — | … |
| 2605:3c2::/31 | — | reserved | — | … |
| 2605:3c4::/30 | — | reserved | — | … |
| 2605:3c8::/29 | — | reserved | — | … |
| 2605:3d0::/28 | — | available | — | … |
| 2605:3e0::/27 | — | available | — | … |
| 2605:401::/32 | — | reserved | — | … |
| 2605:402::/31 | — | reserved | — | … |
| 2605:404::/30 | — | reserved | — | … |
| 2605:408::/29 | — | reserved | — | … |
| 2605:410::/28 | — | available | — | … |
| 2605:420::/27 | — | available | — | … |
| 2605:441::/32 | — | reserved | — | … |
| 2605:442::/31 | — | reserved | — | … |
| 2605:444::/30 | — | reserved | — | … |
| 2605:448::/29 | — | reserved | — | … |
| 2605:450::/28 | — | available | — | … |
| 2605:460::/27 | — | available | — | … |
| 2605:480::/26 | — | available | — | … |