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
1.64B
1,644,584,448
📦
IPv4 networks
76,800
delegated blocks
🧭
IPv6 networks
11,472
delegated blocks
🔗
Autonomous systems
34,179
ASNs
// browse the objects
Browse the ARIN registry
| Prefix | Country | Status | Allocated | Org handle |
|---|---|---|---|---|
| 2604:d8c2::/31 | — | reserved | — | … |
| 2604:d8c4::/30 | — | reserved | — | … |
| 2604:d8c8::/29 | — | reserved | — | … |
| 2604:d8d0::/28 | — | available | — | … |
| 2604:d8e0::/27 | — | available | — | … |
| 2604:d900::/32 | — | reserved | — | … |
| 2604:d901::/32 | — | reserved | — | … |
| 2604:d902::/31 | — | reserved | — | … |
| 2604:d904::/30 | — | reserved | — | … |
| 2604:d908::/29 | — | reserved | — | … |
| 2604:d910::/28 | — | available | — | … |
| 2604:d920::/27 | — | available | — | … |
| 2604:d941::/32 | — | reserved | — | … |
| 2604:d942::/31 | — | reserved | — | … |
| 2604:d944::/30 | — | reserved | — | … |
| 2604:d948::/29 | — | reserved | — | … |
| 2604:d950::/28 | — | available | — | … |
| 2604:d960::/27 | — | available | — | … |
| 2604:d981::/32 | — | reserved | — | … |
| 2604:d982::/31 | — | reserved | — | … |
| 2604:d984::/30 | — | reserved | — | … |
| 2604:d988::/29 | — | reserved | — | … |
| 2604:d990::/28 | — | available | — | … |
| 2604:d9a0::/27 | — | available | — | … |
| 2604:d9c1::/32 | — | reserved | — | … |
| 2604:d9c2::/31 | — | reserved | — | … |
| 2604:d9c4::/30 | — | reserved | — | … |
| 2604:d9c8::/29 | — | reserved | — | … |
| 2604:d9d0::/28 | — | available | — | … |
| 2604:d9e0::/27 | — | available | — | … |
| 2604:da01::/32 | — | reserved | — | … |
| 2604:da02::/31 | — | reserved | — | … |
| 2604:da04::/30 | — | reserved | — | … |
| 2604:da08::/29 | — | reserved | — | … |
| 2604:da10::/28 | — | available | — | … |
| 2604:da20::/27 | — | available | — | … |
| 2604:da41::/32 | — | reserved | — | … |
| 2604:da42::/31 | — | reserved | — | … |
| 2604:da44::/30 | — | reserved | — | … |
| 2604:da48::/29 | — | reserved | — | … |
| 2604:da50::/28 | — | available | — | … |
| 2604:da60::/27 | — | available | — | … |
| 2604:da81::/32 | — | reserved | — | … |
| 2604:da82::/31 | — | reserved | — | … |
| 2604:da84::/30 | — | reserved | — | … |
| 2604:da88::/29 | — | reserved | — | … |
| 2604:da90::/28 | — | available | — | … |
| 2604:daa0::/27 | — | available | — | … |
| 2604:dac1::/32 | — | reserved | — | … |
| 2604:dac2::/31 | — | reserved | — | … |
| 2604:dac4::/30 | — | reserved | — | … |
| 2604:dac8::/29 | — | reserved | — | … |
| 2604:dad0::/28 | — | available | — | … |
| 2604:dae0::/27 | — | available | — | … |
| 2604:db01::/32 | — | reserved | — | … |
| 2604:db02::/31 | — | reserved | — | … |
| 2604:db04::/30 | — | reserved | — | … |
| 2604:db08::/29 | — | reserved | — | … |
| 2604:db10::/28 | — | available | — | … |
| 2604:db20::/27 | — | available | — | … |
| 2604:db41::/32 | — | reserved | — | … |
| 2604:db42::/31 | — | reserved | — | … |
| 2604:db44::/30 | — | reserved | — | … |
| 2604:db48::/29 | — | reserved | — | … |
| 2604:db50::/28 | — | available | — | … |
| 2604:db60::/27 | — | available | — | … |
| 2604:db81::/32 | — | reserved | — | … |
| 2604:db82::/31 | — | reserved | — | … |
| 2604:db84::/30 | — | reserved | — | … |
| 2604:db88::/29 | — | reserved | — | … |
| 2604:db90::/28 | — | available | — | … |
| 2604:dba0::/27 | — | available | — | … |
| 2604:dbc1::/32 | — | reserved | — | … |
| 2604:dbc2::/31 | — | reserved | — | … |
| 2604:dbc4::/30 | — | reserved | — | … |
| 2604:dbc8::/29 | — | reserved | — | … |
| 2604:dbd0::/28 | — | available | — | … |
| 2604:dbe0::/27 | — | available | — | … |
| 2604:dc01::/32 | — | reserved | — | … |
| 2604:dc02::/31 | — | reserved | — | … |
| 2604:dc04::/30 | — | reserved | — | … |
| 2604:dc08::/29 | — | reserved | — | … |
| 2604:dc10::/28 | — | available | — | … |
| 2604:dc20::/27 | — | available | — | … |
| 2604:dc41::/32 | — | reserved | — | … |
| 2604:dc42::/31 | — | reserved | — | … |
| 2604:dc44::/30 | — | reserved | — | … |
| 2604:dc48::/29 | — | reserved | — | … |
| 2604:dc50::/28 | — | available | — | … |
| 2604:dc60::/27 | — | available | — | … |
| 2604:dc81::/32 | — | reserved | — | … |
| 2604:dc82::/31 | — | reserved | — | … |
| 2604:dc84::/30 | — | reserved | — | … |
| 2604:dc88::/29 | — | reserved | — | … |
| 2604:dc90::/28 | — | available | — | … |
| 2604:dca0::/27 | — | available | — | … |
| 2604:dcc1::/32 | — | reserved | — | … |
| 2604:dcc2::/31 | — | reserved | — | … |
| 2604:dcc4::/30 | — | reserved | — | … |
| 2604:dcc8::/29 | — | reserved | — | … |