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 |
|---|---|---|---|---|
| 2605:c442::/31 | — | reserved | — | … |
| 2605:c444::/30 | — | reserved | — | … |
| 2605:c448::/29 | — | reserved | — | … |
| 2605:c450::/28 | — | available | — | … |
| 2605:c460::/27 | — | available | — | … |
| 2605:c481::/32 | — | reserved | — | … |
| 2605:c482::/31 | — | reserved | — | … |
| 2605:c484::/30 | — | reserved | — | … |
| 2605:c488::/29 | — | reserved | — | … |
| 2605:c490::/28 | — | available | — | … |
| 2605:c4a0::/27 | — | available | — | … |
| 2605:c4c0::/26 | — | available | — | … |
| 2605:c501::/32 | — | reserved | — | … |
| 2605:c502::/31 | — | reserved | — | … |
| 2605:c504::/30 | — | reserved | — | … |
| 2605:c508::/29 | — | reserved | — | … |
| 2605:c510::/28 | — | available | — | … |
| 2605:c520::/27 | — | available | — | … |
| 2605:c541::/32 | — | reserved | — | … |
| 2605:c542::/31 | — | reserved | — | … |
| 2605:c544::/30 | — | reserved | — | … |
| 2605:c548::/29 | — | reserved | — | … |
| 2605:c550::/28 | — | available | — | … |
| 2605:c560::/27 | — | available | — | … |
| 2605:c581::/32 | — | reserved | — | … |
| 2605:c582::/31 | — | reserved | — | … |
| 2605:c584::/30 | — | reserved | — | … |
| 2605:c588::/29 | — | reserved | — | … |
| 2605:c590::/28 | — | available | — | … |
| 2605:c5a0::/27 | — | available | — | … |
| 2605:c5c1::/32 | — | reserved | — | … |
| 2605:c5c2::/31 | — | reserved | — | … |
| 2605:c5c4::/30 | — | reserved | — | … |
| 2605:c5c8::/29 | — | reserved | — | … |
| 2605:c5d0::/28 | — | available | — | … |
| 2605:c5e0::/27 | — | available | — | … |
| 2605:c601::/32 | — | reserved | — | … |
| 2605:c602::/31 | — | reserved | — | … |
| 2605:c604::/30 | — | reserved | — | … |
| 2605:c608::/29 | — | reserved | — | … |
| 2605:c610::/28 | — | available | — | … |
| 2605:c620::/27 | — | available | — | … |
| 2605:c641::/32 | — | reserved | — | … |
| 2605:c642::/31 | — | reserved | — | … |
| 2605:c644::/30 | — | reserved | — | … |
| 2605:c648::/29 | — | reserved | — | … |
| 2605:c650::/28 | — | available | — | … |
| 2605:c660::/27 | — | available | — | … |
| 2605:c681::/32 | — | reserved | — | … |
| 2605:c682::/31 | — | reserved | — | … |
| 2605:c684::/30 | — | reserved | — | … |
| 2605:c688::/29 | — | reserved | — | … |
| 2605:c690::/28 | — | available | — | … |
| 2605:c6a0::/27 | — | available | — | … |
| 2605:c6c0::/26 | — | available | — | … |
| 2605:c701::/32 | — | reserved | — | … |
| 2605:c702::/31 | — | reserved | — | … |
| 2605:c704::/30 | — | reserved | — | … |
| 2605:c708::/29 | — | reserved | — | … |
| 2605:c710::/28 | — | available | — | … |
| 2605:c720::/27 | — | available | — | … |
| 2605:c741::/32 | — | reserved | — | … |
| 2605:c742::/31 | — | reserved | — | … |
| 2605:c744::/30 | — | reserved | — | … |
| 2605:c748::/29 | — | reserved | — | … |
| 2605:c750::/28 | — | available | — | … |
| 2605:c760::/27 | — | available | — | … |
| 2605:c781::/32 | — | reserved | — | … |
| 2605:c782::/31 | — | reserved | — | … |
| 2605:c784::/30 | — | reserved | — | … |
| 2605:c788::/29 | — | reserved | — | … |
| 2605:c790::/28 | — | available | — | … |
| 2605:c7a0::/27 | — | available | — | … |
| 2605:c7c1::/32 | — | reserved | — | … |
| 2605:c7c2::/31 | — | reserved | — | … |
| 2605:c7c4::/30 | — | reserved | — | … |
| 2605:c7c8::/29 | — | reserved | — | … |
| 2605:c7d0::/28 | — | available | — | … |
| 2605:c7e0::/27 | — | available | — | … |
| 2605:c801::/32 | — | reserved | — | … |
| 2605:c802::/31 | — | reserved | — | … |
| 2605:c804::/30 | — | reserved | — | … |
| 2605:c808::/29 | — | reserved | — | … |
| 2605:c810::/28 | — | available | — | … |
| 2605:c820::/27 | — | available | — | … |
| 2605:c841::/32 | — | reserved | — | … |
| 2605:c842::/31 | — | reserved | — | … |
| 2605:c844::/30 | — | reserved | — | … |
| 2605:c848::/29 | — | reserved | — | … |
| 2605:c850::/28 | — | available | — | … |
| 2605:c860::/27 | — | available | — | … |
| 2605:c881::/32 | — | reserved | — | … |
| 2605:c882::/31 | — | reserved | — | … |
| 2605:c884::/30 | — | reserved | — | … |
| 2605:c888::/29 | — | reserved | — | … |
| 2605:c890::/28 | — | available | — | … |
| 2605:c8a0::/27 | — | available | — | … |
| 2605:c8c1::/32 | — | reserved | — | … |
| 2605:c8c2::/31 | — | reserved | — | … |
| 2605:c8c4::/30 | — | reserved | — | … |