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:f882::/31 | — | reserved | — | … |
| 2605:f884::/30 | — | reserved | — | … |
| 2605:f888::/29 | — | reserved | — | … |
| 2605:f890::/28 | — | available | — | … |
| 2605:f8a0::/27 | — | available | — | … |
| 2605:f8c1::/32 | — | reserved | — | … |
| 2605:f8c2::/31 | — | reserved | — | … |
| 2605:f8c4::/30 | — | reserved | — | … |
| 2605:f8c8::/29 | — | reserved | — | … |
| 2605:f8d0::/28 | — | available | — | … |
| 2605:f8e0::/27 | — | available | — | … |
| 2605:f900::/32 | — | reserved | — | … |
| 2605:f901::/32 | — | reserved | — | … |
| 2605:f902::/31 | — | reserved | — | … |
| 2605:f904::/30 | — | reserved | — | … |
| 2605:f908::/29 | — | reserved | — | … |
| 2605:f910::/28 | — | available | — | … |
| 2605:f920::/27 | — | available | — | … |
| 2605:f941::/32 | — | reserved | — | … |
| 2605:f942::/31 | — | reserved | — | … |
| 2605:f944::/30 | — | reserved | — | … |
| 2605:f948::/29 | — | reserved | — | … |
| 2605:f950::/28 | — | available | — | … |
| 2605:f960::/27 | — | available | — | … |
| 2605:f981::/32 | — | reserved | — | … |
| 2605:f982::/31 | — | reserved | — | … |
| 2605:f984::/30 | — | reserved | — | … |
| 2605:f988::/29 | — | reserved | — | … |
| 2605:f990::/28 | — | available | — | … |
| 2605:f9a0::/27 | — | available | — | … |
| 2605:f9c1::/32 | — | reserved | — | … |
| 2605:f9c2::/31 | — | reserved | — | … |
| 2605:f9c4::/30 | — | reserved | — | … |
| 2605:f9c8::/29 | — | reserved | — | … |
| 2605:f9d0::/28 | — | available | — | … |
| 2605:f9e0::/27 | — | available | — | … |
| 2605:fa01::/32 | — | reserved | — | … |
| 2605:fa02::/31 | — | reserved | — | … |
| 2605:fa04::/30 | — | reserved | — | … |
| 2605:fa08::/29 | — | reserved | — | … |
| 2605:fa10::/28 | — | available | — | … |
| 2605:fa20::/27 | — | available | — | … |
| 2605:fa41::/32 | — | reserved | — | … |
| 2605:fa42::/31 | — | reserved | — | … |
| 2605:fa44::/30 | — | reserved | — | … |
| 2605:fa48::/29 | — | reserved | — | … |
| 2605:fa50::/28 | — | available | — | … |
| 2605:fa60::/27 | — | available | — | … |
| 2605:fa80:1000::/36 | — | reserved | — | … |
| 2605:fa80:2000::/35 | — | reserved | — | … |
| 2605:fa80:4000::/34 | — | reserved | — | … |
| 2605:fa80:8000::/33 | — | reserved | — | … |
| 2605:fa81::/32 | — | available | — | … |
| 2605:fa82::/31 | — | available | — | … |
| 2605:fa84::/30 | — | available | — | … |
| 2605:fa88::/29 | — | available | — | … |
| 2605:fa90::/28 | — | available | — | … |
| 2605:faa0::/27 | — | available | — | … |
| 2605:fac1::/32 | — | reserved | — | … |
| 2605:fac2::/31 | — | reserved | — | … |
| 2605:fac4::/30 | — | reserved | — | … |
| 2605:fac8::/29 | — | reserved | — | … |
| 2605:fad0::/28 | — | available | — | … |
| 2605:fae0::/27 | — | available | — | … |
| 2605:fb01::/32 | — | reserved | — | … |
| 2605:fb02::/31 | — | reserved | — | … |
| 2605:fb04::/30 | — | reserved | — | … |
| 2605:fb08::/29 | — | reserved | — | … |
| 2605:fb10::/28 | — | available | — | … |
| 2605:fb20::/27 | — | available | — | … |
| 2605:fb41::/32 | — | reserved | — | … |
| 2605:fb42::/31 | — | reserved | — | … |
| 2605:fb44::/30 | — | reserved | — | … |
| 2605:fb48::/29 | — | reserved | — | … |
| 2605:fb50::/28 | — | available | — | … |
| 2605:fb60::/27 | — | available | — | … |
| 2605:fb81::/32 | — | reserved | — | … |
| 2605:fb82::/31 | — | reserved | — | … |
| 2605:fb84::/30 | — | reserved | — | … |
| 2605:fb88::/29 | — | reserved | — | … |
| 2605:fb90::/28 | — | available | — | … |
| 2605:fba0::/27 | — | available | — | … |
| 2605:fbc1::/32 | — | reserved | — | … |
| 2605:fbc2::/31 | — | reserved | — | … |
| 2605:fbc4::/30 | — | reserved | — | … |
| 2605:fbc8::/29 | — | reserved | — | … |
| 2605:fbd0::/28 | — | available | — | … |
| 2605:fbe0::/27 | — | available | — | … |
| 2605:fc01::/32 | — | reserved | — | … |
| 2605:fc02::/31 | — | reserved | — | … |
| 2605:fc04::/30 | — | reserved | — | … |
| 2605:fc08::/29 | — | reserved | — | … |
| 2605:fc10::/28 | — | available | — | … |
| 2605:fc20::/27 | — | available | — | … |
| 2605:fc41::/32 | — | reserved | — | … |
| 2605:fc42::/31 | — | reserved | — | … |
| 2605:fc44::/30 | — | reserved | — | … |
| 2605:fc48::/29 | — | reserved | — | … |
| 2605:fc50::/28 | — | available | — | … |
| 2605:fc60::/27 | — | available | — | … |