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
1,644,591,360
📦
IPv4 networks
76,802
delegated blocks
🧭
IPv6 networks
11,469
delegated blocks
🔗
Autonomous systems
34,176
ASNs
// browse the objects
Browse the ARIN registry
| Prefix | Country | Status | Allocated | Org handle |
|---|---|---|---|---|
| 2604:d1::/32 | — | reserved | — | … |
| 2604:d2::/31 | — | reserved | — | … |
| 2604:d4::/30 | — | reserved | — | … |
| 2604:d8::/29 | — | reserved | — | … |
| 2604:e0::/27 | — | available | — | … |
| 2604:101::/32 | — | reserved | — | … |
| 2604:102::/31 | — | reserved | — | … |
| 2604:104::/30 | — | reserved | — | … |
| 2604:108::/29 | — | reserved | — | … |
| 2604:110::/28 | — | available | — | … |
| 2604:121::/32 | — | reserved | — | … |
| 2604:122::/31 | — | reserved | — | … |
| 2604:124::/30 | — | reserved | — | … |
| 2604:128::/29 | — | reserved | — | … |
| 2604:130::/28 | — | available | — | … |
| 2604:141::/32 | — | reserved | — | … |
| 2604:142::/31 | — | reserved | — | … |
| 2604:144::/30 | — | reserved | — | … |
| 2604:148::/29 | — | reserved | — | … |
| 2604:150::/28 | — | available | — | … |
| 2604:161::/32 | — | reserved | — | … |
| 2604:162::/31 | — | reserved | — | … |
| 2604:164::/30 | — | reserved | — | … |
| 2604:168::/29 | — | reserved | — | … |
| 2604:170::/28 | — | available | — | … |
| 2604:181::/32 | — | reserved | — | … |
| 2604:182::/31 | — | reserved | — | … |
| 2604:184::/30 | — | reserved | — | … |
| 2604:188::/29 | — | reserved | — | … |
| 2604:190::/28 | — | available | — | … |
| 2604:1a0::/32 | — | reserved | — | … |
| 2604:1a1::/32 | — | reserved | — | … |
| 2604:1a2::/31 | — | reserved | — | … |
| 2604:1a4::/30 | — | reserved | — | … |
| 2604:1a8::/29 | — | reserved | — | … |
| 2604:1b0::/28 | — | available | — | … |
| 2604:1c1::/32 | — | reserved | — | … |
| 2604:1c2::/31 | — | reserved | — | … |
| 2604:1c4::/30 | — | reserved | — | … |
| 2604:1c8::/29 | — | reserved | — | … |
| 2604:1d0::/28 | — | available | — | … |
| 2604:1e1::/32 | — | reserved | — | … |
| 2604:1e2::/31 | — | reserved | — | … |
| 2604:1e4::/30 | — | reserved | — | … |
| 2604:1e8::/29 | — | reserved | — | … |
| 2604:1f0::/28 | — | available | — | … |
| 2604:201::/32 | — | reserved | — | … |
| 2604:202::/31 | — | reserved | — | … |
| 2604:204::/30 | — | reserved | — | … |
| 2604:208::/29 | — | reserved | — | … |
| 2604:210::/28 | — | available | — | … |
| 2604:221::/32 | — | reserved | — | … |
| 2604:222::/31 | — | reserved | — | … |
| 2604:224::/30 | — | reserved | — | … |
| 2604:228::/29 | — | reserved | — | … |
| 2604:230::/28 | — | available | — | … |
| 2604:241::/32 | — | reserved | — | … |
| 2604:242::/31 | — | reserved | — | … |
| 2604:244::/30 | — | reserved | — | … |
| 2604:248::/29 | — | reserved | — | … |
| 2604:250::/28 | — | available | — | … |
| 2604:261::/32 | — | reserved | — | … |
| 2604:262::/31 | — | reserved | — | … |
| 2604:264::/30 | — | reserved | — | … |
| 2604:268::/29 | — | reserved | — | … |
| 2604:270::/28 | — | available | — | … |
| 2604:281::/32 | — | reserved | — | … |
| 2604:282::/31 | — | reserved | — | … |
| 2604:284::/30 | — | reserved | — | … |
| 2604:288::/29 | — | reserved | — | … |
| 2604:290::/28 | — | available | — | … |
| 2604:2a1::/32 | — | reserved | — | … |
| 2604:2a2::/31 | — | reserved | — | … |
| 2604:2a4::/30 | — | reserved | — | … |
| 2604:2a8::/29 | — | reserved | — | … |
| 2604:2b0::/28 | — | available | — | … |
| 2604:2c1::/32 | — | reserved | — | … |
| 2604:2c2::/31 | — | reserved | — | … |
| 2604:2c4::/30 | — | reserved | — | … |
| 2604:2c8::/29 | — | reserved | — | … |
| 2604:2d0::/28 | — | available | — | … |
| 2604:2e1::/32 | — | reserved | — | … |
| 2604:2e2::/31 | — | reserved | — | … |
| 2604:2e4::/30 | — | reserved | — | … |
| 2604:2e8::/29 | — | reserved | — | … |
| 2604:2f0::/28 | — | available | — | … |
| 2604:301::/32 | — | reserved | — | … |
| 2604:302::/31 | — | reserved | — | … |
| 2604:304::/30 | — | reserved | — | … |
| 2604:308::/29 | — | reserved | — | … |
| 2604:310::/28 | — | available | — | … |
| 2604:321::/32 | — | reserved | — | … |
| 2604:322::/31 | — | reserved | — | … |
| 2604:324::/30 | — | reserved | — | … |
| 2604:328::/29 | — | reserved | — | … |
| 2604:330::/28 | — | available | — | … |
| 2604:341::/32 | — | reserved | — | … |
| 2604:342::/31 | — | reserved | — | … |
| 2604:344::/30 | — | reserved | — | … |
| 2604:348::/29 | — | reserved | — | … |