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
1,645,653,504
📦
IPv4 networks
76,715
delegated blocks
🧭
IPv6 networks
11,358
delegated blocks
🔗
Autonomous systems
34,034
ASNs
// browse the objects
Browse the ARIN registry
| Prefix | Country | Status | Allocated | Org handle |
|---|---|---|---|---|
| 2604:a01::/32 | — | reserved | — | … |
| 2604:a02::/31 | — | reserved | — | … |
| 2604:a04::/30 | — | reserved | — | … |
| 2604:a08::/29 | — | reserved | — | … |
| 2604:a10::/28 | — | available | — | … |
| 2604:a21::/32 | — | reserved | — | … |
| 2604:a22::/31 | — | reserved | — | … |
| 2604:a24::/30 | — | reserved | — | … |
| 2604:a28::/29 | — | reserved | — | … |
| 2604:a30::/28 | — | available | — | … |
| 2604:a41::/32 | — | reserved | — | … |
| 2604:a42::/31 | — | reserved | — | … |
| 2604:a44::/30 | — | reserved | — | … |
| 2604:a48::/29 | — | reserved | — | … |
| 2604:a50::/28 | — | available | — | … |
| 2604:a61::/32 | — | reserved | — | … |
| 2604:a62::/31 | — | reserved | — | … |
| 2604:a64::/30 | — | reserved | — | … |
| 2604:a68::/29 | — | reserved | — | … |
| 2604:a70::/28 | — | available | — | … |
| 2604:a81::/32 | — | reserved | — | … |
| 2604:a82::/31 | — | reserved | — | … |
| 2604:a84::/30 | — | reserved | — | … |
| 2604:a88::/29 | — | reserved | — | … |
| 2604:a90::/28 | — | available | — | … |
| 2604:aa1::/32 | — | reserved | — | … |
| 2604:aa2::/31 | — | reserved | — | … |
| 2604:aa4::/30 | — | reserved | — | … |
| 2604:aa8::/29 | — | reserved | — | … |
| 2604:ab0::/28 | — | available | — | … |
| 2604:ac1::/32 | — | reserved | — | … |
| 2604:ac2::/31 | — | reserved | — | … |
| 2604:ac4::/30 | — | reserved | — | … |
| 2604:ac8::/29 | — | reserved | — | … |
| 2604:ad0::/28 | — | available | — | … |
| 2604:ae1::/32 | — | reserved | — | … |
| 2604:ae2::/31 | — | reserved | — | … |
| 2604:ae4::/30 | — | reserved | — | … |
| 2604:ae8::/29 | — | reserved | — | … |
| 2604:af0::/28 | — | available | — | … |
| 2604:b01::/32 | — | reserved | — | … |
| 2604:b02::/31 | — | reserved | — | … |
| 2604:b04::/30 | — | reserved | — | … |
| 2604:b08::/29 | — | reserved | — | … |
| 2604:b10::/28 | — | available | — | … |
| 2604:b21::/32 | — | reserved | — | … |
| 2604:b22::/31 | — | reserved | — | … |
| 2604:b24::/30 | — | reserved | — | … |
| 2604:b28::/29 | — | reserved | — | … |
| 2604:b30::/28 | — | available | — | … |
| 2604:b41::/32 | — | reserved | — | … |
| 2604:b42::/31 | — | reserved | — | … |
| 2604:b44::/30 | — | reserved | — | … |
| 2604:b48::/29 | — | reserved | — | … |
| 2604:b50::/28 | — | available | — | … |
| 2604:b61::/32 | — | reserved | — | … |
| 2604:b62::/31 | — | reserved | — | … |
| 2604:b64::/30 | — | reserved | — | … |
| 2604:b68::/29 | — | reserved | — | … |
| 2604:b70::/28 | — | available | — | … |
| 2604:b80::/32 | — | reserved | — | … |
| 2604:b81::/32 | — | reserved | — | … |
| 2604:b82::/31 | — | reserved | — | … |
| 2604:b84::/30 | — | reserved | — | … |
| 2604:b88::/29 | — | reserved | — | … |
| 2604:b90::/28 | — | available | — | … |
| 2604:ba1::/32 | — | reserved | — | … |
| 2604:ba2::/31 | — | reserved | — | … |
| 2604:ba4::/30 | — | reserved | — | … |
| 2604:ba8::/29 | — | reserved | — | … |
| 2604:bb0::/28 | — | available | — | … |
| 2604:bc1::/32 | — | reserved | — | … |
| 2604:bc2::/31 | — | reserved | — | … |
| 2604:bc4::/30 | — | reserved | — | … |
| 2604:bc8::/29 | — | reserved | — | … |
| 2604:bd0::/28 | — | available | — | … |
| 2604:be1::/32 | — | reserved | — | … |
| 2604:be2::/31 | — | reserved | — | … |
| 2604:be4::/30 | — | reserved | — | … |
| 2604:be8::/29 | — | reserved | — | … |
| 2604:bf0::/28 | — | available | — | … |
| 2604:c01::/32 | — | reserved | — | … |
| 2604:c02::/31 | — | reserved | — | … |
| 2604:c04::/30 | — | reserved | — | … |
| 2604:c08::/29 | — | reserved | — | … |
| 2604:c10::/28 | — | available | — | … |
| 2604:c21::/32 | — | reserved | — | … |
| 2604:c22::/31 | — | reserved | — | … |
| 2604:c24::/30 | — | reserved | — | … |
| 2604:c28::/29 | — | reserved | — | … |
| 2604:c30::/28 | — | available | — | … |
| 2604:c40::/27 | — | available | — | … |
| 2604:c61::/32 | — | reserved | — | … |
| 2604:c62::/31 | — | reserved | — | … |
| 2604:c64::/30 | — | reserved | — | … |
| 2604:c68::/29 | — | reserved | — | … |
| 2604:c70::/28 | — | available | — | … |
| 2604:c81::/32 | — | reserved | — | … |
| 2604:c82::/31 | — | reserved | — | … |
| 2604:c84::/30 | — | reserved | — | … |