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
1,645,647,872
📦
IPv4 networks
76,740
delegated blocks
🧭
IPv6 networks
11,370
delegated blocks
🔗
Autonomous systems
34,065
ASNs
// browse the objects
Browse the ARIN registry
| Prefix | Country | Status | Allocated | Org handle |
|---|---|---|---|---|
| 2605:37e0::/27 | — | available | — | … |
| 2605:3801::/32 | — | reserved | — | … |
| 2605:3802::/31 | — | reserved | — | … |
| 2605:3804::/30 | — | reserved | — | … |
| 2605:3808::/29 | — | reserved | — | … |
| 2605:3810::/28 | — | available | — | … |
| 2605:3820::/27 | — | available | — | … |
| 2605:3841::/32 | — | reserved | — | … |
| 2605:3842::/31 | — | reserved | — | … |
| 2605:3844::/30 | — | reserved | — | … |
| 2605:3848::/29 | — | reserved | — | … |
| 2605:3850::/28 | — | available | — | … |
| 2605:3860::/27 | — | available | — | … |
| 2605:3881::/32 | — | reserved | — | … |
| 2605:3882::/31 | — | reserved | — | … |
| 2605:3884::/30 | — | reserved | — | … |
| 2605:3888::/29 | — | reserved | — | … |
| 2605:3890::/28 | — | available | — | … |
| 2605:38a0::/27 | — | available | — | … |
| 2605:38c1::/32 | — | reserved | — | … |
| 2605:38c2::/31 | — | reserved | — | … |
| 2605:38c4::/30 | — | reserved | — | … |
| 2605:38c8::/29 | — | reserved | — | … |
| 2605:38d0::/28 | — | available | — | … |
| 2605:38e0::/27 | — | available | — | … |
| 2605:3901::/32 | — | reserved | — | … |
| 2605:3902::/31 | — | reserved | — | … |
| 2605:3904::/30 | — | reserved | — | … |
| 2605:3908::/29 | — | reserved | — | … |
| 2605:3910::/28 | — | available | — | … |
| 2605:3920::/27 | — | available | — | … |
| 2605:3941::/32 | — | reserved | — | … |
| 2605:3942::/31 | — | reserved | — | … |
| 2605:3944::/30 | — | reserved | — | … |
| 2605:3948::/29 | — | reserved | — | … |
| 2605:3950::/28 | — | available | — | … |
| 2605:3960::/27 | — | available | — | … |
| 2605:3980::/26 | — | available | — | … |
| 2605:39c1::/32 | — | reserved | — | … |
| 2605:39c2::/31 | — | reserved | — | … |
| 2605:39c4::/30 | — | reserved | — | … |
| 2605:39c8::/29 | — | reserved | — | … |
| 2605:39d0::/28 | — | available | — | … |
| 2605:39e0::/27 | — | available | — | … |
| 2605:3a01::/32 | — | reserved | — | … |
| 2605:3a02::/31 | — | reserved | — | … |
| 2605:3a04::/30 | — | reserved | — | … |
| 2605:3a08::/29 | — | reserved | — | … |
| 2605:3a10::/28 | — | available | — | … |
| 2605:3a20::/27 | — | available | — | … |
| 2605:3a41::/32 | — | reserved | — | … |
| 2605:3a42::/31 | — | reserved | — | … |
| 2605:3a44::/30 | — | reserved | — | … |
| 2605:3a48::/29 | — | reserved | — | … |
| 2605:3a50::/28 | — | available | — | … |
| 2605:3a60::/27 | — | available | — | … |
| 2605:3a80::/26 | — | available | — | … |
| 2605:3ac1::/32 | — | reserved | — | … |
| 2605:3ac2::/31 | — | reserved | — | … |
| 2605:3ac4::/30 | — | reserved | — | … |
| 2605:3ac8::/29 | — | reserved | — | … |
| 2605:3ad0::/28 | — | available | — | … |
| 2605:3ae0::/27 | — | available | — | … |
| 2605:3b00:1000::/36 | — | reserved | — | … |
| 2605:3b00:2000::/35 | — | reserved | — | … |
| 2605:3b00:4000::/34 | — | reserved | — | … |
| 2605:3b00:8000::/33 | — | reserved | — | … |
| 2605:3b01::/32 | — | reserved | — | … |
| 2605:3b02::/31 | — | reserved | — | … |
| 2605:3b04::/30 | — | reserved | — | … |
| 2605:3b08::/29 | — | reserved | — | … |
| 2605:3b10::/28 | — | available | — | … |
| 2605:3b20::/27 | — | available | — | … |
| 2605:3b41::/32 | — | reserved | — | … |
| 2605:3b42::/31 | — | reserved | — | … |
| 2605:3b44::/30 | — | reserved | — | … |
| 2605:3b48::/29 | — | reserved | — | … |
| 2605:3b50::/28 | — | available | — | … |
| 2605:3b60::/27 | — | available | — | … |
| 2605:3b81::/32 | — | reserved | — | … |
| 2605:3b82::/31 | — | reserved | — | … |
| 2605:3b84::/30 | — | reserved | — | … |
| 2605:3b88::/29 | — | reserved | — | … |
| 2605:3b90::/28 | — | available | — | … |
| 2605:3ba0::/27 | — | available | — | … |
| 2605:3bc0::/32 | — | reserved | — | … |
| 2605:3bc1::/32 | — | reserved | — | … |
| 2605:3bc2::/31 | — | reserved | — | … |
| 2605:3bc4::/30 | — | reserved | — | … |
| 2605:3bc8::/29 | — | reserved | — | … |
| 2605:3bd0::/28 | — | available | — | … |
| 2605:3be0::/27 | — | available | — | … |
| 2605:3c01::/32 | — | reserved | — | … |
| 2605:3c02::/31 | — | reserved | — | … |
| 2605:3c04::/30 | — | reserved | — | … |
| 2605:3c08::/29 | — | reserved | — | … |
| 2605:3c10::/28 | — | available | — | … |
| 2605:3c20::/27 | — | available | — | … |
| 2605:3c41::/32 | — | reserved | — | … |
| 2605:3c42::/31 | — | reserved | — | … |