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
1,644,586,496
📦
IPv4 networks
76,820
delegated blocks
🧭
IPv6 networks
11,472
delegated blocks
🔗
Autonomous systems
34,191
ASNs
// browse the objects
Browse the ARIN registry
| Prefix | Country | Status | Allocated | Org handle |
|---|---|---|---|---|
| 2605:4c1::/32 | — | reserved | — | … |
| 2605:4c2::/31 | — | reserved | — | … |
| 2605:4c4::/30 | — | reserved | — | … |
| 2605:4c8::/29 | — | reserved | — | … |
| 2605:4d0::/28 | — | available | — | … |
| 2605:4e0::/27 | — | available | — | … |
| 2605:501::/32 | — | reserved | — | … |
| 2605:502::/31 | — | reserved | — | … |
| 2605:504::/30 | — | reserved | — | … |
| 2605:508::/29 | — | reserved | — | … |
| 2605:510::/28 | — | available | — | … |
| 2605:520::/27 | — | available | — | … |
| 2605:541::/32 | — | reserved | — | … |
| 2605:542::/31 | — | reserved | — | … |
| 2605:544::/30 | — | reserved | — | … |
| 2605:548::/29 | — | reserved | — | … |
| 2605:550::/28 | — | available | — | … |
| 2605:560::/27 | — | available | — | … |
| 2605:580::/26 | — | available | — | … |
| 2605:5c1::/32 | — | reserved | — | … |
| 2605:5c2::/31 | — | reserved | — | … |
| 2605:5c4::/30 | — | reserved | — | … |
| 2605:5c8::/29 | — | reserved | — | … |
| 2605:5d0::/28 | — | available | — | … |
| 2605:5e0::/27 | — | available | — | … |
| 2605:601::/32 | — | reserved | — | … |
| 2605:602::/31 | — | reserved | — | … |
| 2605:604::/30 | — | reserved | — | … |
| 2605:608::/29 | — | reserved | — | … |
| 2605:610::/28 | — | available | — | … |
| 2605:620::/27 | — | available | — | … |
| 2605:641::/32 | — | reserved | — | … |
| 2605:642::/31 | — | reserved | — | … |
| 2605:644::/30 | — | reserved | — | … |
| 2605:648::/29 | — | reserved | — | … |
| 2605:650::/28 | — | available | — | … |
| 2605:660::/27 | — | available | — | … |
| 2605:681::/32 | — | reserved | — | … |
| 2605:682::/31 | — | reserved | — | … |
| 2605:684::/30 | — | reserved | — | … |
| 2605:688::/29 | — | reserved | — | … |
| 2605:690::/28 | — | available | — | … |
| 2605:6a0::/27 | — | available | — | … |
| 2605:6c1::/32 | — | reserved | — | … |
| 2605:6c2::/31 | — | reserved | — | … |
| 2605:6c4::/30 | — | reserved | — | … |
| 2605:6c8::/29 | — | reserved | — | … |
| 2605:6d0::/28 | — | available | — | … |
| 2605:6e0::/27 | — | available | — | … |
| 2605:701::/32 | — | reserved | — | … |
| 2605:702::/31 | — | reserved | — | … |
| 2605:704::/30 | — | reserved | — | … |
| 2605:708::/29 | — | reserved | — | … |
| 2605:710::/28 | — | available | — | … |
| 2605:720::/27 | — | available | — | … |
| 2605:741::/32 | — | reserved | — | … |
| 2605:742::/31 | — | reserved | — | … |
| 2605:744::/30 | — | reserved | — | … |
| 2605:748::/29 | — | reserved | — | … |
| 2605:750::/28 | — | available | — | … |
| 2605:760::/27 | — | available | — | … |
| 2605:780::/32 | — | reserved | — | … |
| 2605:781::/32 | — | reserved | — | … |
| 2605:782::/31 | — | reserved | — | … |
| 2605:784::/30 | — | reserved | — | … |
| 2605:788::/29 | — | reserved | — | … |
| 2605:790::/28 | — | available | — | … |
| 2605:7a0::/27 | — | available | — | … |
| 2605:7c1::/32 | — | reserved | — | … |
| 2605:7c2::/31 | — | reserved | — | … |
| 2605:7c4::/30 | — | reserved | — | … |
| 2605:7c8::/29 | — | reserved | — | … |
| 2605:7d0::/28 | — | available | — | … |
| 2605:7e0::/27 | — | available | — | … |
| 2605:801::/32 | — | reserved | — | … |
| 2605:802::/31 | — | reserved | — | … |
| 2605:804::/30 | — | reserved | — | … |
| 2605:808::/29 | — | reserved | — | … |
| 2605:810::/28 | — | available | — | … |
| 2605:820::/27 | — | available | — | … |
| 2605:841::/32 | — | reserved | — | … |
| 2605:842::/31 | — | reserved | — | … |
| 2605:844::/30 | — | reserved | — | … |
| 2605:848::/29 | — | reserved | — | … |
| 2605:850::/28 | — | available | — | … |
| 2605:860::/27 | — | available | — | … |
| 2605:881::/32 | — | reserved | — | … |
| 2605:882::/31 | — | reserved | — | … |
| 2605:884::/30 | — | reserved | — | … |
| 2605:888::/29 | — | reserved | — | … |
| 2605:890::/28 | — | available | — | … |
| 2605:8a0::/27 | — | available | — | … |
| 2605:8c1::/32 | — | reserved | — | … |
| 2605:8c2::/31 | — | reserved | — | … |
| 2605:8c4::/30 | — | reserved | — | … |
| 2605:8c8::/29 | — | reserved | — | … |
| 2605:8d0::/28 | — | available | — | … |
| 2605:8e0::/27 | — | available | — | … |
| 2605:901::/32 | — | reserved | — | … |
| 2605:902::/31 | — | reserved | — | … |