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:b7a0::/27 | — | available | — | … |
| 2605:b7c1::/32 | — | reserved | — | … |
| 2605:b7c2::/31 | — | reserved | — | … |
| 2605:b7c4::/30 | — | reserved | — | … |
| 2605:b7c8::/29 | — | reserved | — | … |
| 2605:b7d0::/28 | — | available | — | … |
| 2605:b7e0::/27 | — | available | — | … |
| 2605:b801::/32 | — | reserved | — | … |
| 2605:b802::/31 | — | reserved | — | … |
| 2605:b804::/30 | — | reserved | — | … |
| 2605:b808::/29 | — | reserved | — | … |
| 2605:b810::/28 | — | available | — | … |
| 2605:b820::/27 | — | available | — | … |
| 2605:b841::/32 | — | reserved | — | … |
| 2605:b842::/31 | — | reserved | — | … |
| 2605:b844::/30 | — | reserved | — | … |
| 2605:b848::/29 | — | reserved | — | … |
| 2605:b850::/28 | — | available | — | … |
| 2605:b860::/27 | — | available | — | … |
| 2605:b881::/32 | — | reserved | — | … |
| 2605:b882::/31 | — | reserved | — | … |
| 2605:b884::/30 | — | reserved | — | … |
| 2605:b888::/29 | — | reserved | — | … |
| 2605:b890::/28 | — | available | — | … |
| 2605:b8a0::/27 | — | available | — | … |
| 2605:b8c1::/32 | — | reserved | — | … |
| 2605:b8c2::/31 | — | reserved | — | … |
| 2605:b8c4::/30 | — | reserved | — | … |
| 2605:b8c8::/29 | — | reserved | — | … |
| 2605:b8d0::/28 | — | available | — | … |
| 2605:b8e0::/27 | — | available | — | … |
| 2605:b901::/32 | — | reserved | — | … |
| 2605:b902::/31 | — | reserved | — | … |
| 2605:b904::/30 | — | reserved | — | … |
| 2605:b908::/29 | — | reserved | — | … |
| 2605:b910::/28 | — | available | — | … |
| 2605:b920::/27 | — | available | — | … |
| 2605:b941::/32 | — | reserved | — | … |
| 2605:b942::/31 | — | reserved | — | … |
| 2605:b944::/30 | — | reserved | — | … |
| 2605:b948::/29 | — | reserved | — | … |
| 2605:b950::/28 | — | available | — | … |
| 2605:b960::/27 | — | available | — | … |
| 2605:b981::/32 | — | reserved | — | … |
| 2605:b982::/31 | — | reserved | — | … |
| 2605:b984::/30 | — | reserved | — | … |
| 2605:b988::/29 | — | reserved | — | … |
| 2605:b990::/28 | — | available | — | … |
| 2605:b9a0::/27 | — | available | — | … |
| 2605:b9c1::/32 | — | reserved | — | … |
| 2605:b9c2::/31 | — | reserved | — | … |
| 2605:b9c4::/30 | — | reserved | — | … |
| 2605:b9c8::/29 | — | reserved | — | … |
| 2605:b9d0::/28 | — | available | — | … |
| 2605:b9e0::/27 | — | available | — | … |
| 2605:ba01::/32 | — | reserved | — | … |
| 2605:ba02::/31 | — | reserved | — | … |
| 2605:ba04::/30 | — | reserved | — | … |
| 2605:ba08::/29 | — | reserved | — | … |
| 2605:ba10::/28 | — | available | — | … |
| 2605:ba20::/27 | — | available | — | … |
| 2605:ba41::/32 | — | reserved | — | … |
| 2605:ba42::/31 | — | reserved | — | … |
| 2605:ba44::/30 | — | reserved | — | … |
| 2605:ba48::/29 | — | reserved | — | … |
| 2605:ba50::/28 | — | available | — | … |
| 2605:ba60::/27 | — | available | — | … |
| 2605:ba81::/32 | — | reserved | — | … |
| 2605:ba82::/31 | — | reserved | — | … |
| 2605:ba84::/30 | — | reserved | — | … |
| 2605:ba88::/29 | — | reserved | — | … |
| 2605:ba90::/28 | — | available | — | … |
| 2605:baa0::/27 | — | available | — | … |
| 2605:bac1::/32 | — | reserved | — | … |
| 2605:bac2::/31 | — | reserved | — | … |
| 2605:bac4::/30 | — | reserved | — | … |
| 2605:bac8::/29 | — | reserved | — | … |
| 2605:bad0::/28 | — | available | — | … |
| 2605:bae0::/27 | — | available | — | … |
| 2605:bb01::/32 | — | reserved | — | … |
| 2605:bb02::/31 | — | reserved | — | … |
| 2605:bb04::/30 | — | reserved | — | … |
| 2605:bb08::/29 | — | reserved | — | … |
| 2605:bb10::/28 | — | available | — | … |
| 2605:bb20::/27 | — | available | — | … |
| 2605:bb41::/32 | — | reserved | — | … |
| 2605:bb42::/31 | — | reserved | — | … |
| 2605:bb44::/30 | — | reserved | — | … |
| 2605:bb48::/29 | — | reserved | — | … |
| 2605:bb50::/28 | — | available | — | … |
| 2605:bb60::/27 | — | available | — | … |
| 2605:bb81::/32 | — | reserved | — | … |
| 2605:bb82::/31 | — | reserved | — | … |
| 2605:bb84::/30 | — | reserved | — | … |
| 2605:bb88::/29 | — | reserved | — | … |
| 2605:bb90::/28 | — | available | — | … |
| 2605:bba0::/27 | — | available | — | … |
| 2605:bbc1::/32 | — | reserved | — | … |
| 2605:bbc2::/31 | — | reserved | — | … |
| 2605:bbc4::/30 | — | reserved | — | … |