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
1,645,650,944
📦
IPv4 networks
76,728
delegated blocks
🧭
IPv6 networks
11,368
delegated blocks
🔗
Autonomous systems
34,055
ASNs
// browse the objects
Browse the ARIN registry
| Prefix | Country | Status | Allocated | Org handle |
|---|---|---|---|---|
| 2604:5701::/32 | — | reserved | — | … |
| 2604:5702::/31 | — | reserved | — | … |
| 2604:5704::/30 | — | reserved | — | … |
| 2604:5708::/29 | — | reserved | — | … |
| 2604:5710::/28 | — | available | — | … |
| 2604:5720::/27 | — | available | — | … |
| 2604:5741::/32 | — | reserved | — | … |
| 2604:5742::/31 | — | reserved | — | … |
| 2604:5744::/30 | — | reserved | — | … |
| 2604:5748::/29 | — | reserved | — | … |
| 2604:5750::/28 | — | available | — | … |
| 2604:5760::/27 | — | available | — | … |
| 2604:5780::/26 | — | available | — | … |
| 2604:57c1::/32 | — | reserved | — | … |
| 2604:57c2::/31 | — | reserved | — | … |
| 2604:57c4::/30 | — | reserved | — | … |
| 2604:57c8::/29 | — | reserved | — | … |
| 2604:57d0::/28 | — | available | — | … |
| 2604:57e0::/27 | — | available | — | … |
| 2604:5801::/32 | — | reserved | — | … |
| 2604:5802::/31 | — | reserved | — | … |
| 2604:5804::/30 | — | reserved | — | … |
| 2604:5808::/29 | — | reserved | — | … |
| 2604:5810::/28 | — | available | — | … |
| 2604:5820::/27 | — | available | — | … |
| 2604:5840::/26 | — | available | — | … |
| 2604:5881::/32 | — | reserved | — | … |
| 2604:5882::/31 | — | reserved | — | … |
| 2604:5884::/30 | — | reserved | — | … |
| 2604:5888::/29 | — | reserved | — | … |
| 2604:5890::/28 | — | available | — | … |
| 2604:58a0::/27 | — | available | — | … |
| 2604:58c1::/32 | — | reserved | — | … |
| 2604:58c2::/31 | — | reserved | — | … |
| 2604:58c4::/30 | — | reserved | — | … |
| 2604:58c8::/29 | — | reserved | — | … |
| 2604:58d0::/28 | — | available | — | … |
| 2604:58e0::/27 | — | available | — | … |
| 2604:5901::/32 | — | reserved | — | … |
| 2604:5902::/31 | — | reserved | — | … |
| 2604:5904::/30 | — | reserved | — | … |
| 2604:5908::/29 | — | reserved | — | … |
| 2604:5910::/28 | — | available | — | … |
| 2604:5920::/27 | — | available | — | … |
| 2604:5941::/32 | — | reserved | — | … |
| 2604:5942::/31 | — | reserved | — | … |
| 2604:5944::/30 | — | reserved | — | … |
| 2604:5948::/29 | — | reserved | — | … |
| 2604:5950::/28 | — | available | — | … |
| 2604:5960::/27 | — | available | — | … |
| 2604:5980::/32 | — | reserved | — | … |
| 2604:5981::/32 | — | reserved | — | … |
| 2604:5982::/31 | — | reserved | — | … |
| 2604:5984::/30 | — | reserved | — | … |
| 2604:5988::/29 | — | reserved | — | … |
| 2604:5990::/28 | — | available | — | … |
| 2604:59a0::/27 | — | available | — | … |
| 2604:59c1::/32 | — | reserved | — | … |
| 2604:59c2::/31 | — | reserved | — | … |
| 2604:59c4::/30 | — | reserved | — | … |
| 2604:59c8::/29 | — | reserved | — | … |
| 2604:59d0::/28 | — | available | — | … |
| 2604:59e0::/27 | — | available | — | … |
| 2604:5a00::/26 | — | available | — | … |
| 2604:5a41::/32 | — | reserved | — | … |
| 2604:5a42::/31 | — | reserved | — | … |
| 2604:5a44::/30 | — | reserved | — | … |
| 2604:5a48::/29 | — | reserved | — | … |
| 2604:5a50::/28 | — | available | — | … |
| 2604:5a60::/27 | — | available | — | … |
| 2604:5a81::/32 | — | reserved | — | … |
| 2604:5a82::/31 | — | reserved | — | … |
| 2604:5a84::/30 | — | reserved | — | … |
| 2604:5a88::/29 | — | reserved | — | … |
| 2604:5a90::/28 | — | available | — | … |
| 2604:5aa0::/27 | — | available | — | … |
| 2604:5ac1::/32 | — | reserved | — | … |
| 2604:5ac2::/31 | — | reserved | — | … |
| 2604:5ac4::/30 | — | reserved | — | … |
| 2604:5ac8::/29 | — | reserved | — | … |
| 2604:5ad0::/28 | — | available | — | … |
| 2604:5ae0::/27 | — | available | — | … |
| 2604:5b01::/32 | — | reserved | — | … |
| 2604:5b02::/31 | — | reserved | — | … |
| 2604:5b04::/30 | — | reserved | — | … |
| 2604:5b08::/29 | — | reserved | — | … |
| 2604:5b10::/28 | — | available | — | … |
| 2604:5b20::/27 | — | available | — | … |
| 2604:5b41::/32 | — | reserved | — | … |
| 2604:5b42::/31 | — | reserved | — | … |
| 2604:5b44::/30 | — | reserved | — | … |
| 2604:5b48::/29 | — | reserved | — | … |
| 2604:5b50::/28 | — | available | — | … |
| 2604:5b60::/27 | — | available | — | … |
| 2604:5b81::/32 | — | reserved | — | … |
| 2604:5b82::/31 | — | reserved | — | … |
| 2604:5b84::/30 | — | reserved | — | … |
| 2604:5b88::/29 | — | reserved | — | … |
| 2604:5b90::/28 | — | available | — | … |
| 2604:5ba0::/27 | — | available | — | … |