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
1,644,591,360
📦
IPv4 networks
76,802
delegated blocks
🧭
IPv6 networks
11,469
delegated blocks
🔗
Autonomous systems
34,176
ASNs
// browse the objects
Browse the ARIN registry
| Prefix | Country | Status | Allocated | Org handle |
|---|---|---|---|---|
| 2604:622::/31 | — | reserved | — | … |
| 2604:624::/30 | — | reserved | — | … |
| 2604:628::/29 | — | reserved | — | … |
| 2604:630::/28 | — | available | — | … |
| 2604:641::/32 | — | reserved | — | … |
| 2604:642::/31 | — | reserved | — | … |
| 2604:644::/30 | — | reserved | — | … |
| 2604:648::/29 | — | reserved | — | … |
| 2604:650::/28 | — | available | — | … |
| 2604:660:1000::/36 | — | reserved | — | … |
| 2604:660:2000::/35 | — | reserved | — | … |
| 2604:660:4000::/34 | — | reserved | — | … |
| 2604:660:8000::/33 | — | reserved | — | … |
| 2604:661::/32 | — | reserved | — | … |
| 2604:662::/31 | — | reserved | — | … |
| 2604:664::/30 | — | reserved | — | … |
| 2604:668::/29 | — | reserved | — | … |
| 2604:670::/28 | — | available | — | … |
| 2604:681::/32 | — | reserved | — | … |
| 2604:682::/31 | — | reserved | — | … |
| 2604:684::/30 | — | reserved | — | … |
| 2604:688::/29 | — | reserved | — | … |
| 2604:690::/28 | — | available | — | … |
| 2604:6a1::/32 | — | reserved | — | … |
| 2604:6a2::/31 | — | reserved | — | … |
| 2604:6a4::/30 | — | reserved | — | … |
| 2604:6a8::/29 | — | reserved | — | … |
| 2604:6b0::/28 | — | available | — | … |
| 2604:6c1::/32 | — | reserved | — | … |
| 2604:6c2::/31 | — | reserved | — | … |
| 2604:6c4::/30 | — | reserved | — | … |
| 2604:6c8::/29 | — | reserved | — | … |
| 2604:6d0::/28 | — | available | — | … |
| 2604:6e0::/32 | — | reserved | — | … |
| 2604:6e1::/32 | — | reserved | — | … |
| 2604:6e2::/31 | — | reserved | — | … |
| 2604:6e4::/30 | — | reserved | — | … |
| 2604:6e8::/29 | — | reserved | — | … |
| 2604:6f0::/28 | — | available | — | … |
| 2604:701::/32 | — | reserved | — | … |
| 2604:702::/31 | — | reserved | — | … |
| 2604:704::/30 | — | reserved | — | … |
| 2604:708::/29 | — | reserved | — | … |
| 2604:710::/28 | — | available | — | … |
| 2604:721::/32 | — | reserved | — | … |
| 2604:722::/31 | — | reserved | — | … |
| 2604:724::/30 | — | reserved | — | … |
| 2604:728::/29 | — | reserved | — | … |
| 2604:730::/28 | — | available | — | … |
| 2604:741::/32 | — | reserved | — | … |
| 2604:742::/31 | — | reserved | — | … |
| 2604:744::/30 | — | reserved | — | … |
| 2604:748::/29 | — | reserved | — | … |
| 2604:750::/28 | — | available | — | … |
| 2604:761::/32 | — | reserved | — | … |
| 2604:762::/31 | — | reserved | — | … |
| 2604:764::/30 | — | reserved | — | … |
| 2604:768::/29 | — | reserved | — | … |
| 2604:770::/28 | — | available | — | … |
| 2604:781::/32 | — | reserved | — | … |
| 2604:782::/31 | — | reserved | — | … |
| 2604:784::/30 | — | reserved | — | … |
| 2604:788::/29 | — | reserved | — | … |
| 2604:790::/28 | — | available | — | … |
| 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 | — | … |