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
1,644,584,448
📦
IPv4 networks
76,800
delegated blocks
🧭
IPv6 networks
11,472
delegated blocks
🔗
Autonomous systems
34,179
ASNs
// browse the objects
Browse the ARIN registry
| Prefix | Country | Status | Allocated | Org handle |
|---|---|---|---|---|
| 2604:a444::/30 | — | reserved | — | … |
| 2604:a448::/29 | — | reserved | — | … |
| 2604:a450::/28 | — | available | — | … |
| 2604:a460::/27 | — | available | — | … |
| 2604:a481::/32 | — | reserved | — | … |
| 2604:a482::/31 | — | reserved | — | … |
| 2604:a484::/30 | — | reserved | — | … |
| 2604:a488::/29 | — | reserved | — | … |
| 2604:a490::/28 | — | available | — | … |
| 2604:a4a0::/27 | — | available | — | … |
| 2604:a4c1::/32 | — | reserved | — | … |
| 2604:a4c2::/31 | — | reserved | — | … |
| 2604:a4c4::/30 | — | reserved | — | … |
| 2604:a4c8::/29 | — | reserved | — | … |
| 2604:a4d0::/28 | — | available | — | … |
| 2604:a4e0::/27 | — | available | — | … |
| 2604:a501::/32 | — | reserved | — | … |
| 2604:a502::/31 | — | reserved | — | … |
| 2604:a504::/30 | — | reserved | — | … |
| 2604:a508::/29 | — | reserved | — | … |
| 2604:a510::/28 | — | available | — | … |
| 2604:a520::/27 | — | available | — | … |
| 2604:a541::/32 | — | reserved | — | … |
| 2604:a542::/31 | — | reserved | — | … |
| 2604:a544::/30 | — | reserved | — | … |
| 2604:a548::/29 | — | reserved | — | … |
| 2604:a550::/28 | — | available | — | … |
| 2604:a560::/27 | — | available | — | … |
| 2604:a581::/32 | — | reserved | — | … |
| 2604:a582::/31 | — | reserved | — | … |
| 2604:a584::/30 | — | reserved | — | … |
| 2604:a588::/29 | — | reserved | — | … |
| 2604:a590::/28 | — | available | — | … |
| 2604:a5a0::/27 | — | available | — | … |
| 2604:a5c1::/32 | — | reserved | — | … |
| 2604:a5c2::/31 | — | reserved | — | … |
| 2604:a5c4::/30 | — | reserved | — | … |
| 2604:a5c8::/29 | — | reserved | — | … |
| 2604:a5d0::/28 | — | available | — | … |
| 2604:a5e0::/27 | — | available | — | … |
| 2604:a601::/32 | — | reserved | — | … |
| 2604:a602::/31 | — | reserved | — | … |
| 2604:a604::/30 | — | reserved | — | … |
| 2604:a608::/29 | — | reserved | — | … |
| 2604:a610::/28 | — | available | — | … |
| 2604:a620::/27 | — | available | — | … |
| 2604:a641::/32 | — | reserved | — | … |
| 2604:a642::/31 | — | reserved | — | … |
| 2604:a644::/30 | — | reserved | — | … |
| 2604:a648::/29 | — | reserved | — | … |
| 2604:a650::/28 | — | available | — | … |
| 2604:a660::/27 | — | available | — | … |
| 2604:a681::/32 | — | reserved | — | … |
| 2604:a682::/31 | — | reserved | — | … |
| 2604:a684::/30 | — | reserved | — | … |
| 2604:a688::/29 | — | reserved | — | … |
| 2604:a690::/28 | — | available | — | … |
| 2604:a6a0::/27 | — | available | — | … |
| 2604:a6c1::/32 | — | reserved | — | … |
| 2604:a6c2::/31 | — | reserved | — | … |
| 2604:a6c4::/30 | — | reserved | — | … |
| 2604:a6c8::/29 | — | reserved | — | … |
| 2604:a6d0::/28 | — | available | — | … |
| 2604:a6e0::/27 | — | available | — | … |
| 2604:a701::/32 | — | reserved | — | … |
| 2604:a702::/31 | — | reserved | — | … |
| 2604:a704::/30 | — | reserved | — | … |
| 2604:a708::/29 | — | reserved | — | … |
| 2604:a710::/28 | — | available | — | … |
| 2604:a720::/27 | — | available | — | … |
| 2604:a741::/32 | — | reserved | — | … |
| 2604:a742::/31 | — | reserved | — | … |
| 2604:a744::/30 | — | reserved | — | … |
| 2604:a748::/29 | — | reserved | — | … |
| 2604:a750::/28 | — | available | — | … |
| 2604:a760::/27 | — | available | — | … |
| 2604:a781::/32 | — | reserved | — | … |
| 2604:a782::/31 | — | reserved | — | … |
| 2604:a784::/30 | — | reserved | — | … |
| 2604:a788::/29 | — | reserved | — | … |
| 2604:a790::/28 | — | available | — | … |
| 2604:a7a0::/27 | — | available | — | … |
| 2604:a7c1::/32 | — | reserved | — | … |
| 2604:a7c2::/31 | — | reserved | — | … |
| 2604:a7c4::/30 | — | reserved | — | … |
| 2604:a7c8::/29 | — | reserved | — | … |
| 2604:a7d0::/28 | — | available | — | … |
| 2604:a7e0::/27 | — | available | — | … |
| 2604:a801::/32 | — | reserved | — | … |
| 2604:a802::/31 | — | reserved | — | … |
| 2604:a804::/30 | — | reserved | — | … |
| 2604:a808::/29 | — | reserved | — | … |
| 2604:a810::/28 | — | available | — | … |
| 2604:a820::/27 | — | available | — | … |
| 2604:a841::/32 | — | reserved | — | … |
| 2604:a842::/31 | — | reserved | — | … |
| 2604:a844::/30 | — | reserved | — | … |
| 2604:a848::/29 | — | reserved | — | … |
| 2604:a850::/28 | — | available | — | … |
| 2604:a860::/27 | — | available | — | … |