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
1,645,650,944
📦
IPv4 networks
76,728
delegated blocks
🧭
IPv6 networks
11,368
delegated blocks
🔗
Autonomous systems
34,055
ASNs
// browse the objects
Browse the ARIN registry
| Prefix | Country | Status | Allocated | Org handle |
|---|---|---|---|---|
| 2604:2a61::/32 | — | reserved | — | … |
| 2604:2a62::/31 | — | reserved | — | … |
| 2604:2a64::/30 | — | reserved | — | … |
| 2604:2a68::/29 | — | reserved | — | … |
| 2604:2a70::/28 | — | available | — | … |
| 2604:2a81::/32 | — | reserved | — | … |
| 2604:2a82::/31 | — | reserved | — | … |
| 2604:2a84::/30 | — | reserved | — | … |
| 2604:2a88::/29 | — | reserved | — | … |
| 2604:2a90::/28 | — | available | — | … |
| 2604:2aa1::/32 | — | reserved | — | … |
| 2604:2aa2::/31 | — | reserved | — | … |
| 2604:2aa4::/30 | — | reserved | — | … |
| 2604:2aa8::/29 | — | reserved | — | … |
| 2604:2ab0::/28 | — | available | — | … |
| 2604:2ac0::/27 | — | available | — | … |
| 2604:2ae1::/32 | — | reserved | — | … |
| 2604:2ae2::/31 | — | reserved | — | … |
| 2604:2ae4::/30 | — | reserved | — | … |
| 2604:2ae8::/29 | — | reserved | — | … |
| 2604:2af0::/28 | — | available | — | … |
| 2604:2b01::/32 | — | reserved | — | … |
| 2604:2b02::/31 | — | reserved | — | … |
| 2604:2b04::/30 | — | reserved | — | … |
| 2604:2b08::/29 | — | reserved | — | … |
| 2604:2b10::/28 | — | available | — | … |
| 2604:2b21::/32 | — | reserved | — | … |
| 2604:2b22::/31 | — | reserved | — | … |
| 2604:2b24::/30 | — | reserved | — | … |
| 2604:2b28::/29 | — | reserved | — | … |
| 2604:2b30::/28 | — | available | — | … |
| 2604:2b41::/32 | — | reserved | — | … |
| 2604:2b42::/31 | — | reserved | — | … |
| 2604:2b44::/30 | — | reserved | — | … |
| 2604:2b48::/29 | — | reserved | — | … |
| 2604:2b50::/28 | — | available | — | … |
| 2604:2b61::/32 | — | reserved | — | … |
| 2604:2b62::/31 | — | reserved | — | … |
| 2604:2b64::/30 | — | reserved | — | … |
| 2604:2b68::/29 | — | reserved | — | … |
| 2604:2b70::/28 | — | available | — | … |
| 2604:2b80:1000::/36 | — | reserved | — | … |
| 2604:2b80:2000::/35 | — | reserved | — | … |
| 2604:2b80:4000::/34 | — | reserved | — | … |
| 2604:2b80:8000::/33 | — | reserved | — | … |
| 2604:2b81::/32 | — | reserved | — | … |
| 2604:2b82::/31 | — | reserved | — | … |
| 2604:2b84::/30 | — | reserved | — | … |
| 2604:2b88::/29 | — | reserved | — | … |
| 2604:2b90::/28 | — | available | — | … |
| 2604:2ba1::/32 | — | reserved | — | … |
| 2604:2ba2::/31 | — | reserved | — | … |
| 2604:2ba4::/30 | — | reserved | — | … |
| 2604:2ba8::/29 | — | reserved | — | … |
| 2604:2bb0::/28 | — | available | — | … |
| 2604:2bc1::/32 | — | reserved | — | … |
| 2604:2bc2::/31 | — | reserved | — | … |
| 2604:2bc4::/30 | — | reserved | — | … |
| 2604:2bc8::/29 | — | reserved | — | … |
| 2604:2bd0::/28 | — | available | — | … |
| 2604:2be1::/32 | — | reserved | — | … |
| 2604:2be2::/31 | — | reserved | — | … |
| 2604:2be4::/30 | — | reserved | — | … |
| 2604:2be8::/29 | — | reserved | — | … |
| 2604:2bf0::/28 | — | available | — | … |
| 2604:2c01::/32 | — | reserved | — | … |
| 2604:2c02::/31 | — | reserved | — | … |
| 2604:2c04::/30 | — | reserved | — | … |
| 2604:2c08::/29 | — | reserved | — | … |
| 2604:2c10::/28 | — | available | — | … |
| 2604:2c21::/32 | — | reserved | — | … |
| 2604:2c22::/31 | — | reserved | — | … |
| 2604:2c24::/30 | — | reserved | — | … |
| 2604:2c28::/29 | — | reserved | — | … |
| 2604:2c30::/28 | — | available | — | … |
| 2604:2c41::/32 | — | reserved | — | … |
| 2604:2c42::/31 | — | reserved | — | … |
| 2604:2c44::/30 | — | reserved | — | … |
| 2604:2c48::/29 | — | reserved | — | … |
| 2604:2c50::/28 | — | available | — | … |
| 2604:2c61::/32 | — | reserved | — | … |
| 2604:2c62::/31 | — | reserved | — | … |
| 2604:2c64::/30 | — | reserved | — | … |
| 2604:2c68::/29 | — | reserved | — | … |
| 2604:2c70::/28 | — | available | — | … |
| 2604:2c81::/32 | — | reserved | — | … |
| 2604:2c82::/31 | — | reserved | — | … |
| 2604:2c84::/30 | — | reserved | — | … |
| 2604:2c88::/29 | — | reserved | — | … |
| 2604:2c90::/28 | — | available | — | … |
| 2604:2ca1::/32 | — | reserved | — | … |
| 2604:2ca2::/31 | — | reserved | — | … |
| 2604:2ca4::/30 | — | reserved | — | … |
| 2604:2ca8::/29 | — | reserved | — | … |
| 2604:2cb0::/28 | — | available | — | … |
| 2604:2cc1::/32 | — | reserved | — | … |
| 2604:2cc2::/31 | — | reserved | — | … |
| 2604:2cc4::/30 | — | reserved | — | … |
| 2604:2cc8::/29 | — | reserved | — | … |
| 2604:2cd0::/28 | — | available | — | … |