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
1,645,653,504
📦
IPv4 networks
76,715
delegated blocks
🧭
IPv6 networks
11,358
delegated blocks
🔗
Autonomous systems
34,034
ASNs
// browse the objects
Browse the ARIN registry
| Prefix | Country | Status | Allocated | Org handle |
|---|---|---|---|---|
| 2604:7a1::/32 | — | reserved | — | … |
| 2604:7a2::/31 | — | reserved | — | … |
| 2604:7a4::/30 | — | reserved | — | … |
| 2604:7a8::/29 | — | reserved | — | … |
| 2604:7b0::/28 | — | available | — | … |
| 2604:7c0:1000::/36 | — | reserved | — | … |
| 2604:7c0:2000::/35 | — | reserved | — | … |
| 2604:7c0:4000::/34 | — | reserved | — | … |
| 2604:7c0:8000::/33 | — | reserved | — | … |
| 2604:7c1::/32 | — | reserved | — | … |
| 2604:7c2::/31 | — | reserved | — | … |
| 2604:7c4::/30 | — | reserved | — | … |
| 2604:7c8::/29 | — | reserved | — | … |
| 2604:7d0::/28 | — | available | — | … |
| 2604:7e1::/32 | — | reserved | — | … |
| 2604:7e2::/31 | — | reserved | — | … |
| 2604:7e4::/30 | — | reserved | — | … |
| 2604:7e8::/29 | — | reserved | — | … |
| 2604:7f0::/28 | — | available | — | … |
| 2604:801::/32 | — | reserved | — | … |
| 2604:802::/31 | — | reserved | — | … |
| 2604:804::/30 | — | reserved | — | … |
| 2604:808::/29 | — | reserved | — | … |
| 2604:810::/28 | — | available | — | … |
| 2604:821::/32 | — | reserved | — | … |
| 2604:822::/31 | — | reserved | — | … |
| 2604:824::/30 | — | reserved | — | … |
| 2604:828::/29 | — | reserved | — | … |
| 2604:830::/28 | — | available | — | … |
| 2604:841::/32 | — | reserved | — | … |
| 2604:842::/31 | — | reserved | — | … |
| 2604:844::/30 | — | reserved | — | … |
| 2604:848::/29 | — | reserved | — | … |
| 2604:850::/28 | — | available | — | … |
| 2604:861::/32 | — | reserved | — | … |
| 2604:862::/31 | — | reserved | — | … |
| 2604:864::/30 | — | reserved | — | … |
| 2604:868::/29 | — | reserved | — | … |
| 2604:870::/28 | — | available | — | … |
| 2604:881::/32 | — | reserved | — | … |
| 2604:882::/31 | — | reserved | — | … |
| 2604:884::/30 | — | reserved | — | … |
| 2604:888::/29 | — | reserved | — | … |
| 2604:890::/28 | — | available | — | … |
| 2604:8a1::/32 | — | reserved | — | … |
| 2604:8a2::/31 | — | reserved | — | … |
| 2604:8a4::/30 | — | reserved | — | … |
| 2604:8a8::/29 | — | reserved | — | … |
| 2604:8b0::/28 | — | available | — | … |
| 2604:8c1::/32 | — | reserved | — | … |
| 2604:8c2::/31 | — | reserved | — | … |
| 2604:8c4::/30 | — | reserved | — | … |
| 2604:8c8::/29 | — | reserved | — | … |
| 2604:8d0::/28 | — | available | — | … |
| 2604:8e1::/32 | — | reserved | — | … |
| 2604:8e2::/31 | — | reserved | — | … |
| 2604:8e4::/30 | — | reserved | — | … |
| 2604:8e8::/29 | — | reserved | — | … |
| 2604:8f0::/28 | — | available | — | … |
| 2604:901::/32 | — | reserved | — | … |
| 2604:902::/31 | — | reserved | — | … |
| 2604:904::/30 | — | reserved | — | … |
| 2604:908::/29 | — | reserved | — | … |
| 2604:910::/28 | — | available | — | … |
| 2604:921::/32 | — | reserved | — | … |
| 2604:922::/31 | — | reserved | — | … |
| 2604:924::/30 | — | reserved | — | … |
| 2604:928::/29 | — | reserved | — | … |
| 2604:930::/28 | — | available | — | … |
| 2604:940::/32 | — | reserved | — | … |
| 2604:941::/32 | — | reserved | — | … |
| 2604:942::/31 | — | reserved | — | … |
| 2604:944::/30 | — | reserved | — | … |
| 2604:948::/29 | — | reserved | — | … |
| 2604:950::/28 | — | available | — | … |
| 2604:961::/32 | — | reserved | — | … |
| 2604:962::/31 | — | reserved | — | … |
| 2604:964::/30 | — | reserved | — | … |
| 2604:968::/29 | — | reserved | — | … |
| 2604:970::/28 | — | available | — | … |
| 2604:981::/32 | — | reserved | — | … |
| 2604:982::/31 | — | reserved | — | … |
| 2604:984::/30 | — | reserved | — | … |
| 2604:988::/29 | — | reserved | — | … |
| 2604:990::/28 | — | available | — | … |
| 2604:9a1::/32 | — | reserved | — | … |
| 2604:9a2::/31 | — | reserved | — | … |
| 2604:9a4::/30 | — | reserved | — | … |
| 2604:9a8::/29 | — | reserved | — | … |
| 2604:9b0::/28 | — | available | — | … |
| 2604:9c1::/32 | — | reserved | — | … |
| 2604:9c2::/31 | — | reserved | — | … |
| 2604:9c4::/30 | — | reserved | — | … |
| 2604:9c8::/29 | — | reserved | — | … |
| 2604:9d0::/28 | — | available | — | … |
| 2604:9e1::/32 | — | reserved | — | … |
| 2604:9e2::/31 | — | reserved | — | … |
| 2604:9e4::/30 | — | reserved | — | … |
| 2604:9e8::/29 | — | reserved | — | … |
| 2604:9f0::/28 | — | available | — | … |