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
1,645,646,592
📦
IPv4 networks
76,735
delegated blocks
🧭
IPv6 networks
11,370
delegated blocks
🔗
Autonomous systems
34,059
ASNs
// browse the objects
Browse the ARIN registry
| Prefix | Country | Status | Allocated | Org handle |
|---|---|---|---|---|
| 2604:c348::/29 | — | reserved | — | … |
| 2604:c350::/28 | — | available | — | … |
| 2604:c360::/27 | — | available | — | … |
| 2604:c381::/32 | — | reserved | — | … |
| 2604:c382::/31 | — | reserved | — | … |
| 2604:c384::/30 | — | reserved | — | … |
| 2604:c388::/29 | — | reserved | — | … |
| 2604:c390::/28 | — | available | — | … |
| 2604:c3a0::/27 | — | available | — | … |
| 2604:c3c1::/32 | — | reserved | — | … |
| 2604:c3c2::/31 | — | reserved | — | … |
| 2604:c3c4::/30 | — | reserved | — | … |
| 2604:c3c8::/29 | — | reserved | — | … |
| 2604:c3d0::/28 | — | available | — | … |
| 2604:c3e0::/27 | — | available | — | … |
| 2604:c401::/32 | — | reserved | — | … |
| 2604:c402::/31 | — | reserved | — | … |
| 2604:c404::/30 | — | reserved | — | … |
| 2604:c408::/29 | — | reserved | — | … |
| 2604:c410::/28 | — | available | — | … |
| 2604:c420::/27 | — | available | — | … |
| 2604:c441::/32 | — | reserved | — | … |
| 2604:c442::/31 | — | reserved | — | … |
| 2604:c444::/30 | — | reserved | — | … |
| 2604:c448::/29 | — | reserved | — | … |
| 2604:c450::/28 | — | available | — | … |
| 2604:c460::/27 | — | available | — | … |
| 2604:c480::/26 | — | available | — | … |
| 2604:c4c1::/32 | — | reserved | — | … |
| 2604:c4c2::/31 | — | reserved | — | … |
| 2604:c4c4::/30 | — | reserved | — | … |
| 2604:c4c8::/29 | — | reserved | — | … |
| 2604:c4d0::/28 | — | available | — | … |
| 2604:c4e0::/27 | — | available | — | … |
| 2604:c500::/32 | — | reserved | — | … |
| 2604:c501::/32 | — | reserved | — | … |
| 2604:c502::/31 | — | reserved | — | … |
| 2604:c504::/30 | — | reserved | — | … |
| 2604:c508::/29 | — | reserved | — | … |
| 2604:c510::/28 | — | available | — | … |
| 2604:c520::/27 | — | available | — | … |
| 2604:c541::/32 | — | reserved | — | … |
| 2604:c542::/31 | — | reserved | — | … |
| 2604:c544::/30 | — | reserved | — | … |
| 2604:c548::/29 | — | reserved | — | … |
| 2604:c550::/28 | — | available | — | … |
| 2604:c560::/27 | — | available | — | … |
| 2604:c581::/32 | — | reserved | — | … |
| 2604:c582::/31 | — | reserved | — | … |
| 2604:c584::/30 | — | reserved | — | … |
| 2604:c588::/29 | — | reserved | — | … |
| 2604:c590::/28 | — | available | — | … |
| 2604:c5a0::/27 | — | available | — | … |
| 2604:c5c1::/32 | — | reserved | — | … |
| 2604:c5c2::/31 | — | reserved | — | … |
| 2604:c5c4::/30 | — | reserved | — | … |
| 2604:c5c8::/29 | — | reserved | — | … |
| 2604:c5d0::/28 | — | available | — | … |
| 2604:c5e0::/27 | — | available | — | … |
| 2604:c601::/32 | — | reserved | — | … |
| 2604:c602::/31 | — | reserved | — | … |
| 2604:c604::/30 | — | reserved | — | … |
| 2604:c608::/29 | — | reserved | — | … |
| 2604:c610::/28 | — | available | — | … |
| 2604:c620::/27 | — | available | — | … |
| 2604:c641::/32 | — | reserved | — | … |
| 2604:c642::/31 | — | reserved | — | … |
| 2604:c644::/30 | — | reserved | — | … |
| 2604:c648::/29 | — | reserved | — | … |
| 2604:c650::/28 | — | available | — | … |
| 2604:c660::/27 | — | available | — | … |
| 2604:c681::/32 | — | reserved | — | … |
| 2604:c682::/31 | — | reserved | — | … |
| 2604:c684::/30 | — | reserved | — | … |
| 2604:c688::/29 | — | reserved | — | … |
| 2604:c690::/28 | — | available | — | … |
| 2604:c6a0::/27 | — | available | — | … |
| 2604:c6c1::/32 | — | reserved | — | … |
| 2604:c6c2::/31 | — | reserved | — | … |
| 2604:c6c4::/30 | — | reserved | — | … |
| 2604:c6c8::/29 | — | reserved | — | … |
| 2604:c6d0::/28 | — | available | — | … |
| 2604:c6e0::/27 | — | available | — | … |
| 2604:c700::/26 | — | available | — | … |
| 2604:c741::/32 | — | reserved | — | … |
| 2604:c742::/31 | — | reserved | — | … |
| 2604:c744::/30 | — | reserved | — | … |
| 2604:c748::/29 | — | reserved | — | … |
| 2604:c750::/28 | — | available | — | … |
| 2604:c760::/27 | — | available | — | … |
| 2604:c781::/32 | — | reserved | — | … |
| 2604:c782::/31 | — | reserved | — | … |
| 2604:c784::/30 | — | reserved | — | … |
| 2604:c788::/29 | — | reserved | — | … |
| 2604:c790::/28 | — | available | — | … |
| 2604:c7a0::/27 | — | available | — | … |
| 2604:c7c1::/32 | — | reserved | — | … |
| 2604:c7c2::/31 | — | reserved | — | … |
| 2604:c7c4::/30 | — | reserved | — | … |
| 2604:c7c8::/29 | — | reserved | — | … |