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:dd20::/27 | — | available | — | … |
| 2604:dd40::/32 | — | reserved | — | … |
| 2604:dd41::/32 | — | reserved | — | … |
| 2604:dd42::/31 | — | reserved | — | … |
| 2604:dd44::/30 | — | reserved | — | … |
| 2604:dd48::/29 | — | reserved | — | … |
| 2604:dd50::/28 | — | available | — | … |
| 2604:dd60::/27 | — | available | — | … |
| 2604:dd81::/32 | — | reserved | — | … |
| 2604:dd82::/31 | — | reserved | — | … |
| 2604:dd84::/30 | — | reserved | — | … |
| 2604:dd88::/29 | — | reserved | — | … |
| 2604:dd90::/28 | — | available | — | … |
| 2604:dda0::/27 | — | available | — | … |
| 2604:ddc1::/32 | — | reserved | — | … |
| 2604:ddc2::/31 | — | reserved | — | … |
| 2604:ddc4::/30 | — | reserved | — | … |
| 2604:ddc8::/29 | — | reserved | — | … |
| 2604:ddd0::/28 | — | available | — | … |
| 2604:dde0::/27 | — | available | — | … |
| 2604:de00:1000::/36 | — | reserved | — | … |
| 2604:de00:2000::/35 | — | reserved | — | … |
| 2604:de00:4000::/34 | — | reserved | — | … |
| 2604:de00:8000::/33 | — | reserved | — | … |
| 2604:de01::/32 | — | reserved | — | … |
| 2604:de02::/31 | — | reserved | — | … |
| 2604:de04::/30 | — | reserved | — | … |
| 2604:de08::/29 | — | reserved | — | … |
| 2604:de10::/28 | — | available | — | … |
| 2604:de20::/27 | — | available | — | … |
| 2604:de41::/32 | — | reserved | — | … |
| 2604:de42::/31 | — | reserved | — | … |
| 2604:de44::/30 | — | reserved | — | … |
| 2604:de48::/29 | — | reserved | — | … |
| 2604:de50::/28 | — | available | — | … |
| 2604:de60::/27 | — | available | — | … |
| 2604:de81::/32 | — | reserved | — | … |
| 2604:de82::/31 | — | reserved | — | … |
| 2604:de84::/30 | — | reserved | — | … |
| 2604:de88::/29 | — | reserved | — | … |
| 2604:de90::/28 | — | available | — | … |
| 2604:dea0::/27 | — | available | — | … |
| 2604:dec1::/32 | — | reserved | — | … |
| 2604:dec2::/31 | — | reserved | — | … |
| 2604:dec4::/30 | — | reserved | — | … |
| 2604:dec8::/29 | — | reserved | — | … |
| 2604:ded0::/28 | — | available | — | … |
| 2604:dee0::/27 | — | available | — | … |
| 2604:df00::/26 | — | available | — | … |
| 2604:df41::/32 | — | reserved | — | … |
| 2604:df42::/31 | — | reserved | — | … |
| 2604:df44::/30 | — | reserved | — | … |
| 2604:df48::/29 | — | reserved | — | … |
| 2604:df50::/28 | — | available | — | … |
| 2604:df60::/27 | — | available | — | … |
| 2604:df81::/32 | — | reserved | — | … |
| 2604:df82::/31 | — | reserved | — | … |
| 2604:df84::/30 | — | reserved | — | … |
| 2604:df88::/29 | — | reserved | — | … |
| 2604:df90::/28 | — | available | — | … |
| 2604:dfa0::/27 | — | available | — | … |
| 2604:dfc1::/32 | — | reserved | — | … |
| 2604:dfc2::/31 | — | reserved | — | … |
| 2604:dfc4::/30 | — | reserved | — | … |
| 2604:dfc8::/29 | — | reserved | — | … |
| 2604:dfd0::/28 | — | available | — | … |
| 2604:dfe0::/27 | — | available | — | … |
| 2604:e001::/32 | — | reserved | — | … |
| 2604:e002::/31 | — | reserved | — | … |
| 2604:e004::/30 | — | reserved | — | … |
| 2604:e008::/29 | — | reserved | — | … |
| 2604:e010::/28 | — | available | — | … |
| 2604:e020::/27 | — | available | — | … |
| 2604:e041::/32 | — | reserved | — | … |
| 2604:e042::/31 | — | reserved | — | … |
| 2604:e044::/30 | — | reserved | — | … |
| 2604:e048::/29 | — | reserved | — | … |
| 2604:e050::/28 | — | available | — | … |
| 2604:e060::/27 | — | available | — | … |
| 2604:e081::/32 | — | reserved | — | … |
| 2604:e082::/31 | — | reserved | — | … |
| 2604:e084::/30 | — | reserved | — | … |
| 2604:e088::/29 | — | reserved | — | … |
| 2604:e090::/28 | — | available | — | … |
| 2604:e0a0::/27 | — | available | — | … |
| 2604:e0c0::/26 | — | available | — | … |
| 2604:e101::/32 | — | reserved | — | … |
| 2604:e102::/31 | — | reserved | — | … |
| 2604:e104::/30 | — | reserved | — | … |
| 2604:e108::/29 | — | reserved | — | … |
| 2604:e110::/28 | — | available | — | … |
| 2604:e120::/27 | — | available | — | … |
| 2604:e141::/32 | — | reserved | — | … |
| 2604:e142::/31 | — | reserved | — | … |
| 2604:e144::/30 | — | reserved | — | … |
| 2604:e148::/29 | — | reserved | — | … |
| 2604:e150::/28 | — | available | — | … |
| 2604:e160::/27 | — | available | — | … |
| 2604:e181::/32 | — | reserved | — | … |
| 2604:e182::/31 | — | reserved | — | … |