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:f7c1::/32 | — | reserved | — | … |
| 2604:f7c2::/31 | — | reserved | — | … |
| 2604:f7c4::/30 | — | reserved | — | … |
| 2604:f7c8::/29 | — | reserved | — | … |
| 2604:f7d0::/28 | — | available | — | … |
| 2604:f7e0::/27 | — | available | — | … |
| 2604:f801::/32 | — | reserved | — | … |
| 2604:f802::/31 | — | reserved | — | … |
| 2604:f804::/30 | — | reserved | — | … |
| 2604:f808::/29 | — | reserved | — | … |
| 2604:f810::/28 | — | available | — | … |
| 2604:f820::/27 | — | available | — | … |
| 2604:f841::/32 | — | reserved | — | … |
| 2604:f842::/31 | — | reserved | — | … |
| 2604:f844::/30 | — | reserved | — | … |
| 2604:f848::/29 | — | reserved | — | … |
| 2604:f850::/28 | — | available | — | … |
| 2604:f860::/27 | — | available | — | … |
| 2604:f881::/32 | — | reserved | — | … |
| 2604:f882::/31 | — | reserved | — | … |
| 2604:f884::/30 | — | reserved | — | … |
| 2604:f888::/29 | — | reserved | — | … |
| 2604:f890::/28 | — | available | — | … |
| 2604:f8a0::/27 | — | available | — | … |
| 2604:f8c1::/32 | — | reserved | — | … |
| 2604:f8c2::/31 | — | reserved | — | … |
| 2604:f8c4::/30 | — | reserved | — | … |
| 2604:f8c8::/29 | — | reserved | — | … |
| 2604:f8d0::/28 | — | available | — | … |
| 2604:f8e0::/27 | — | available | — | … |
| 2604:f901::/32 | — | reserved | — | … |
| 2604:f902::/31 | — | reserved | — | … |
| 2604:f904::/30 | — | reserved | — | … |
| 2604:f908::/29 | — | reserved | — | … |
| 2604:f910::/28 | — | available | — | … |
| 2604:f920::/27 | — | available | — | … |
| 2604:f941::/32 | — | reserved | — | … |
| 2604:f942::/31 | — | reserved | — | … |
| 2604:f944::/30 | — | reserved | — | … |
| 2604:f948::/29 | — | reserved | — | … |
| 2604:f950::/28 | — | available | — | … |
| 2604:f960::/27 | — | available | — | … |
| 2604:f981::/32 | — | reserved | — | … |
| 2604:f982::/31 | — | reserved | — | … |
| 2604:f984::/30 | — | reserved | — | … |
| 2604:f988::/29 | — | reserved | — | … |
| 2604:f990::/28 | — | available | — | … |
| 2604:f9a0::/27 | — | available | — | … |
| 2604:f9c1::/32 | — | reserved | — | … |
| 2604:f9c2::/31 | — | reserved | — | … |
| 2604:f9c4::/30 | — | reserved | — | … |
| 2604:f9c8::/29 | — | reserved | — | … |
| 2604:f9d0::/28 | — | available | — | … |
| 2604:f9e0::/27 | — | available | — | … |
| 2604:fa01::/32 | — | reserved | — | … |
| 2604:fa02::/31 | — | reserved | — | … |
| 2604:fa04::/30 | — | reserved | — | … |
| 2604:fa08::/29 | — | reserved | — | … |
| 2604:fa10::/28 | — | available | — | … |
| 2604:fa20::/27 | — | available | — | … |
| 2604:fa41::/32 | — | reserved | — | … |
| 2604:fa42::/31 | — | reserved | — | … |
| 2604:fa44::/30 | — | reserved | — | … |
| 2604:fa48::/29 | — | reserved | — | … |
| 2604:fa50::/28 | — | available | — | … |
| 2604:fa60::/27 | — | available | — | … |
| 2604:fa81::/32 | — | reserved | — | … |
| 2604:fa82::/31 | — | reserved | — | … |
| 2604:fa84::/30 | — | reserved | — | … |
| 2604:fa88::/29 | — | reserved | — | … |
| 2604:fa90::/28 | — | available | — | … |
| 2604:faa0::/27 | — | available | — | … |
| 2604:fac0::/32 | — | reserved | — | … |
| 2604:fac1::/32 | — | reserved | — | … |
| 2604:fac2::/31 | — | reserved | — | … |
| 2604:fac4::/30 | — | reserved | — | … |
| 2604:fac8::/29 | — | reserved | — | … |
| 2604:fad0::/28 | — | available | — | … |
| 2604:fae0::/27 | — | available | — | … |
| 2604:fb01::/32 | — | reserved | — | … |
| 2604:fb02::/31 | — | reserved | — | … |
| 2604:fb04::/30 | — | reserved | — | … |
| 2604:fb08::/29 | — | reserved | — | … |
| 2604:fb10::/28 | — | available | — | … |
| 2604:fb20::/27 | — | available | — | … |
| 2604:fb41::/32 | — | reserved | — | … |
| 2604:fb42::/31 | — | reserved | — | … |
| 2604:fb44::/30 | — | reserved | — | … |
| 2604:fb48::/29 | — | reserved | — | … |
| 2604:fb50::/28 | — | available | — | … |
| 2604:fb60::/27 | — | available | — | … |
| 2604:fb81::/32 | — | reserved | — | … |
| 2604:fb82::/31 | — | reserved | — | … |
| 2604:fb84::/30 | — | reserved | — | … |
| 2604:fb88::/29 | — | reserved | — | … |
| 2604:fb90::/28 | — | available | — | … |
| 2604:fba0::/27 | — | available | — | … |
| 2604:fbc1::/32 | — | reserved | — | … |
| 2604:fbc2::/31 | — | reserved | — | … |
| 2604:fbc4::/30 | — | reserved | — | … |