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
1,644,586,496
📦
IPv4 networks
76,820
delegated blocks
🧭
IPv6 networks
11,472
delegated blocks
🔗
Autonomous systems
34,191
ASNs
// browse the objects
Browse the ARIN registry
| Prefix | Country | Status | Allocated | Org handle |
|---|---|---|---|---|
| 2605:5701::/32 | — | reserved | — | … |
| 2605:5702::/31 | — | reserved | — | … |
| 2605:5704::/30 | — | reserved | — | … |
| 2605:5708::/29 | — | reserved | — | … |
| 2605:5710::/28 | — | available | — | … |
| 2605:5720::/27 | — | available | — | … |
| 2605:5740:1000::/36 | — | reserved | — | … |
| 2605:5740:2000::/35 | — | reserved | — | … |
| 2605:5740:4000::/34 | — | reserved | — | … |
| 2605:5740:8000::/33 | — | reserved | — | … |
| 2605:5741::/32 | — | reserved | — | … |
| 2605:5742::/31 | — | reserved | — | … |
| 2605:5744::/30 | — | reserved | — | … |
| 2605:5748::/29 | — | reserved | — | … |
| 2605:5750::/28 | — | available | — | … |
| 2605:5760::/27 | — | available | — | … |
| 2605:5781::/32 | — | reserved | — | … |
| 2605:5782::/31 | — | reserved | — | … |
| 2605:5784::/30 | — | reserved | — | … |
| 2605:5788::/29 | — | reserved | — | … |
| 2605:5790::/28 | — | available | — | … |
| 2605:57a0::/27 | — | available | — | … |
| 2605:57c1::/32 | — | reserved | — | … |
| 2605:57c2::/31 | — | reserved | — | … |
| 2605:57c4::/30 | — | reserved | — | … |
| 2605:57c8::/29 | — | reserved | — | … |
| 2605:57d0::/28 | — | available | — | … |
| 2605:57e0::/27 | — | available | — | … |
| 2605:5801::/32 | — | reserved | — | … |
| 2605:5802::/31 | — | reserved | — | … |
| 2605:5804::/30 | — | reserved | — | … |
| 2605:5808::/29 | — | reserved | — | … |
| 2605:5810::/28 | — | available | — | … |
| 2605:5820::/27 | — | available | — | … |
| 2605:5840::/32 | — | reserved | — | … |
| 2605:5841::/32 | — | reserved | — | … |
| 2605:5842::/31 | — | reserved | — | … |
| 2605:5844::/30 | — | reserved | — | … |
| 2605:5848::/29 | — | reserved | — | … |
| 2605:5850::/28 | — | available | — | … |
| 2605:5860::/27 | — | available | — | … |
| 2605:5881::/32 | — | reserved | — | … |
| 2605:5882::/31 | — | reserved | — | … |
| 2605:5884::/30 | — | reserved | — | … |
| 2605:5888::/29 | — | reserved | — | … |
| 2605:5890::/28 | — | available | — | … |
| 2605:58a0::/27 | — | available | — | … |
| 2605:58c1::/32 | — | reserved | — | … |
| 2605:58c2::/31 | — | reserved | — | … |
| 2605:58c4::/30 | — | reserved | — | … |
| 2605:58c8::/29 | — | reserved | — | … |
| 2605:58d0::/28 | — | available | — | … |
| 2605:58e0::/27 | — | available | — | … |
| 2605:5901::/32 | — | reserved | — | … |
| 2605:5902::/31 | — | reserved | — | … |
| 2605:5904::/30 | — | reserved | — | … |
| 2605:5908::/29 | — | reserved | — | … |
| 2605:5910::/28 | — | available | — | … |
| 2605:5920::/27 | — | available | — | … |
| 2605:5941::/32 | — | reserved | — | … |
| 2605:5942::/31 | — | reserved | — | … |
| 2605:5944::/30 | — | reserved | — | … |
| 2605:5948::/29 | — | reserved | — | … |
| 2605:5950::/28 | — | available | — | … |
| 2605:5960::/27 | — | available | — | … |
| 2605:5981::/32 | — | reserved | — | … |
| 2605:5982::/31 | — | reserved | — | … |
| 2605:5984::/30 | — | reserved | — | … |
| 2605:5988::/29 | — | reserved | — | … |
| 2605:5990::/28 | — | available | — | … |
| 2605:59a0::/27 | — | available | — | … |
| 2605:59d0::/28 | — | available | — | … |
| 2605:59e0::/27 | — | available | — | … |
| 2605:5a01::/32 | — | reserved | — | … |
| 2605:5a02::/31 | — | reserved | — | … |
| 2605:5a04::/30 | — | reserved | — | … |
| 2605:5a08::/29 | — | reserved | — | … |
| 2605:5a10::/28 | — | available | — | … |
| 2605:5a20::/27 | — | available | — | … |
| 2605:5a41::/32 | — | reserved | — | … |
| 2605:5a42::/31 | — | reserved | — | … |
| 2605:5a44::/30 | — | reserved | — | … |
| 2605:5a48::/29 | — | reserved | — | … |
| 2605:5a50::/28 | — | available | — | … |
| 2605:5a60::/27 | — | available | — | … |
| 2605:5a81::/32 | — | reserved | — | … |
| 2605:5a82::/31 | — | reserved | — | … |
| 2605:5a84::/30 | — | reserved | — | … |
| 2605:5a88::/29 | — | reserved | — | … |
| 2605:5a90::/28 | — | available | — | … |
| 2605:5aa0::/27 | — | available | — | … |
| 2605:5ac1::/32 | — | reserved | — | … |
| 2605:5ac2::/31 | — | reserved | — | … |
| 2605:5ac4::/30 | — | reserved | — | … |
| 2605:5ac8::/29 | — | reserved | — | … |
| 2605:5ad0::/28 | — | available | — | … |
| 2605:5ae0::/27 | — | available | — | … |
| 2605:5b10::/28 | — | available | — | … |
| 2605:5b20::/27 | — | available | — | … |
| 2605:5b41::/32 | — | reserved | — | … |