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 |
|---|---|---|---|---|
| 2604:1f68::/29 | — | reserved | — | … |
| 2604:1f70::/28 | — | available | — | … |
| 2604:1f81::/32 | — | reserved | — | … |
| 2604:1f82::/31 | — | reserved | — | … |
| 2604:1f84::/30 | — | reserved | — | … |
| 2604:1f88::/29 | — | reserved | — | … |
| 2604:1f90::/28 | — | available | — | … |
| 2604:1fa1::/32 | — | reserved | — | … |
| 2604:1fa2::/31 | — | reserved | — | … |
| 2604:1fa4::/30 | — | reserved | — | … |
| 2604:1fa8::/29 | — | reserved | — | … |
| 2604:1fb0::/28 | — | available | — | … |
| 2604:1fc1::/32 | — | reserved | — | … |
| 2604:1fc2::/31 | — | reserved | — | … |
| 2604:1fc4::/30 | — | reserved | — | … |
| 2604:1fc8::/29 | — | reserved | — | … |
| 2604:1fd0::/28 | — | available | — | … |
| 2604:1fe1::/32 | — | reserved | — | … |
| 2604:1fe2::/31 | — | reserved | — | … |
| 2604:1fe4::/30 | — | reserved | — | … |
| 2604:1fe8::/29 | — | reserved | — | … |
| 2604:1ff0::/28 | — | available | — | … |
| 2604:2001::/32 | — | reserved | — | … |
| 2604:2002::/31 | — | reserved | — | … |
| 2604:2004::/30 | — | reserved | — | … |
| 2604:2008::/29 | — | reserved | — | … |
| 2604:2010::/28 | — | available | — | … |
| 2604:2021::/32 | — | reserved | — | … |
| 2604:2022::/31 | — | reserved | — | … |
| 2604:2024::/30 | — | reserved | — | … |
| 2604:2028::/29 | — | reserved | — | … |
| 2604:2030::/28 | — | available | — | … |
| 2604:2041::/32 | — | reserved | — | … |
| 2604:2042::/31 | — | reserved | — | … |
| 2604:2044::/30 | — | reserved | — | … |
| 2604:2048::/29 | — | reserved | — | … |
| 2604:2050::/28 | — | available | — | … |
| 2604:2061::/32 | — | reserved | — | … |
| 2604:2062::/31 | — | reserved | — | … |
| 2604:2064::/30 | — | reserved | — | … |
| 2604:2068::/29 | — | reserved | — | … |
| 2604:2070::/28 | — | available | — | … |
| 2604:2080::/27 | — | available | — | … |
| 2604:20a1::/32 | — | reserved | — | … |
| 2604:20a2::/31 | — | reserved | — | … |
| 2604:20a4::/30 | — | reserved | — | … |
| 2604:20a8::/29 | — | reserved | — | … |
| 2604:20b0::/28 | — | available | — | … |
| 2604:20c1::/32 | — | reserved | — | … |
| 2604:20c2::/31 | — | reserved | — | … |
| 2604:20c4::/30 | — | reserved | — | … |
| 2604:20c8::/29 | — | reserved | — | … |
| 2604:20d0::/28 | — | available | — | … |
| 2604:20e1::/32 | — | reserved | — | … |
| 2604:20e2::/31 | — | reserved | — | … |
| 2604:20e4::/30 | — | reserved | — | … |
| 2604:20e8::/29 | — | reserved | — | … |
| 2604:20f0::/28 | — | available | — | … |
| 2604:2101::/32 | — | reserved | — | … |
| 2604:2102::/31 | — | reserved | — | … |
| 2604:2104::/30 | — | reserved | — | … |
| 2604:2108::/29 | — | reserved | — | … |
| 2604:2110::/28 | — | available | — | … |
| 2604:2121::/32 | — | reserved | — | … |
| 2604:2122::/31 | — | reserved | — | … |
| 2604:2124::/30 | — | reserved | — | … |
| 2604:2128::/29 | — | reserved | — | … |
| 2604:2130::/28 | — | available | — | … |
| 2604:2141::/32 | — | reserved | — | … |
| 2604:2142::/31 | — | reserved | — | … |
| 2604:2144::/30 | — | reserved | — | … |
| 2604:2148::/29 | — | reserved | — | … |
| 2604:2150::/28 | — | available | — | … |
| 2604:2161::/32 | — | reserved | — | … |
| 2604:2162::/31 | — | reserved | — | … |
| 2604:2164::/30 | — | reserved | — | … |
| 2604:2168::/29 | — | reserved | — | … |
| 2604:2170::/28 | — | available | — | … |
| 2604:2181::/32 | — | reserved | — | … |
| 2604:2182::/31 | — | reserved | — | … |
| 2604:2184::/30 | — | reserved | — | … |
| 2604:2188::/29 | — | reserved | — | … |
| 2604:2190::/28 | — | available | — | … |
| 2604:21a1::/32 | — | reserved | — | … |
| 2604:21a2::/31 | — | reserved | — | … |
| 2604:21a4::/30 | — | reserved | — | … |
| 2604:21a8::/29 | — | reserved | — | … |
| 2604:21b0::/28 | — | available | — | … |
| 2604:21c1::/32 | — | reserved | — | … |
| 2604:21c2::/31 | — | reserved | — | … |
| 2604:21c4::/30 | — | reserved | — | … |
| 2604:21c8::/29 | — | reserved | — | … |
| 2604:21d0::/28 | — | available | — | … |
| 2604:21e1::/32 | — | reserved | — | … |
| 2604:21e2::/31 | — | reserved | — | … |
| 2604:21e4::/30 | — | reserved | — | … |
| 2604:21e8::/29 | — | reserved | — | … |
| 2604:21f0::/28 | — | available | — | … |
| 2604:2200::/27 | — | available | — | … |
| 2604:2221::/32 | — | reserved | — | … |