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
1,645,647,872
📦
IPv4 networks
76,740
delegated blocks
🧭
IPv6 networks
11,370
delegated blocks
🔗
Autonomous systems
34,065
ASNs
// browse the objects
Browse the ARIN registry
| Prefix | Country | Status | Allocated | Org handle |
|---|---|---|---|---|
| 2606:3542::/31 | — | reserved | — | … |
| 2606:3544::/30 | — | reserved | — | … |
| 2606:3548::/29 | — | reserved | — | … |
| 2606:3550::/28 | — | available | — | … |
| 2606:3560::/27 | — | available | — | … |
| 2606:3581::/32 | — | reserved | — | … |
| 2606:3582::/31 | — | reserved | — | … |
| 2606:3584::/30 | — | reserved | — | … |
| 2606:3588::/29 | — | reserved | — | … |
| 2606:3590::/28 | — | available | — | … |
| 2606:35a0::/27 | — | available | — | … |
| 2606:35c1::/32 | — | reserved | — | … |
| 2606:35c2::/31 | — | reserved | — | … |
| 2606:35c4::/30 | — | reserved | — | … |
| 2606:35c8::/29 | — | reserved | — | … |
| 2606:35d0::/28 | — | available | — | … |
| 2606:35e0::/27 | — | available | — | … |
| 2606:3601::/32 | — | reserved | — | … |
| 2606:3602::/31 | — | reserved | — | … |
| 2606:3604::/30 | — | reserved | — | … |
| 2606:3608::/29 | — | reserved | — | … |
| 2606:3610::/28 | — | available | — | … |
| 2606:3620::/27 | — | available | — | … |
| 2606:3640::/26 | — | available | — | … |
| 2606:3681::/32 | — | reserved | — | … |
| 2606:3682::/31 | — | reserved | — | … |
| 2606:3684::/30 | — | reserved | — | … |
| 2606:3688::/29 | — | reserved | — | … |
| 2606:3690::/28 | — | available | — | … |
| 2606:36a0::/27 | — | available | — | … |
| 2606:36c1::/32 | — | reserved | — | … |
| 2606:36c2::/31 | — | reserved | — | … |
| 2606:36c4::/30 | — | reserved | — | … |
| 2606:36c8::/29 | — | reserved | — | … |
| 2606:36d0::/28 | — | available | — | … |
| 2606:36e0::/27 | — | available | — | … |
| 2606:3701::/32 | — | reserved | — | … |
| 2606:3702::/31 | — | reserved | — | … |
| 2606:3704::/30 | — | reserved | — | … |
| 2606:3708::/29 | — | reserved | — | … |
| 2606:3710::/28 | — | available | — | … |
| 2606:3720::/27 | — | available | — | … |
| 2606:3741::/32 | — | reserved | — | … |
| 2606:3742::/31 | — | reserved | — | … |
| 2606:3744::/30 | — | reserved | — | … |
| 2606:3748::/29 | — | reserved | — | … |
| 2606:3750::/28 | — | available | — | … |
| 2606:3760::/27 | — | available | — | … |
| 2606:3781::/32 | — | reserved | — | … |
| 2606:3782::/31 | — | reserved | — | … |
| 2606:3784::/30 | — | reserved | — | … |
| 2606:3788::/29 | — | reserved | — | … |
| 2606:3790::/28 | — | available | — | … |
| 2606:37a0::/27 | — | available | — | … |
| 2606:37c0::/26 | — | available | — | … |
| 2606:3801::/32 | — | reserved | — | … |
| 2606:3802::/31 | — | reserved | — | … |
| 2606:3804::/30 | — | reserved | — | … |
| 2606:3808::/29 | — | reserved | — | … |
| 2606:3810::/28 | — | available | — | … |
| 2606:3820::/27 | — | available | — | … |
| 2606:3841::/32 | — | reserved | — | … |
| 2606:3842::/31 | — | reserved | — | … |
| 2606:3844::/30 | — | reserved | — | … |
| 2606:3848::/29 | — | reserved | — | … |
| 2606:3850::/28 | — | available | — | … |
| 2606:3860::/27 | — | available | — | … |
| 2606:3881::/32 | — | reserved | — | … |
| 2606:3882::/31 | — | reserved | — | … |
| 2606:3884::/30 | — | reserved | — | … |
| 2606:3888::/29 | — | reserved | — | … |
| 2606:3890::/28 | — | available | — | … |
| 2606:38a0::/27 | — | available | — | … |
| 2606:38c1::/32 | — | reserved | — | … |
| 2606:38c2::/31 | — | reserved | — | … |
| 2606:38c4::/30 | — | reserved | — | … |
| 2606:38c8::/29 | — | reserved | — | … |
| 2606:38d0::/28 | — | available | — | … |
| 2606:38e0::/27 | — | available | — | … |
| 2606:3901::/32 | — | reserved | — | … |
| 2606:3902::/31 | — | reserved | — | … |
| 2606:3904::/30 | — | reserved | — | … |
| 2606:3908::/29 | — | reserved | — | … |
| 2606:3910::/28 | — | available | — | … |
| 2606:3920::/27 | — | available | — | … |
| 2606:3941::/32 | — | reserved | — | … |
| 2606:3942::/31 | — | reserved | — | … |
| 2606:3944::/30 | — | reserved | — | … |
| 2606:3948::/29 | — | reserved | — | … |
| 2606:3950::/28 | — | available | — | … |
| 2606:3960::/27 | — | available | — | … |
| 2606:3980:1000::/36 | — | reserved | — | … |
| 2606:3980:2000::/35 | — | reserved | — | … |
| 2606:3980:4000::/34 | — | reserved | — | … |
| 2606:3980:8000::/33 | — | reserved | — | … |
| 2606:3981::/32 | — | reserved | — | … |
| 2606:3982::/31 | — | reserved | — | … |
| 2606:3984::/30 | — | reserved | — | … |
| 2606:3988::/29 | — | reserved | — | … |
| 2606:3990::/28 | — | available | — | … |