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 |
|---|---|---|---|---|
| 2605:4581::/32 | — | reserved | — | … |
| 2605:4582::/31 | — | reserved | — | … |
| 2605:4584::/30 | — | reserved | — | … |
| 2605:4588::/29 | — | reserved | — | … |
| 2605:4590::/28 | — | available | — | … |
| 2605:45a0::/27 | — | available | — | … |
| 2605:45c1::/32 | — | reserved | — | … |
| 2605:45c2::/31 | — | reserved | — | … |
| 2605:45c4::/30 | — | reserved | — | … |
| 2605:45c8::/29 | — | reserved | — | … |
| 2605:45d0::/28 | — | available | — | … |
| 2605:45e0::/27 | — | available | — | … |
| 2605:4601::/32 | — | reserved | — | … |
| 2605:4602::/31 | — | reserved | — | … |
| 2605:4604::/30 | — | reserved | — | … |
| 2605:4608::/29 | — | reserved | — | … |
| 2605:4610::/28 | — | available | — | … |
| 2605:4620::/27 | — | available | — | … |
| 2605:4641::/32 | — | reserved | — | … |
| 2605:4642::/31 | — | reserved | — | … |
| 2605:4644::/30 | — | reserved | — | … |
| 2605:4648::/29 | — | reserved | — | … |
| 2605:4650::/28 | — | available | — | … |
| 2605:4660::/27 | — | available | — | … |
| 2605:4681::/32 | — | reserved | — | … |
| 2605:4682::/31 | — | reserved | — | … |
| 2605:4684::/30 | — | reserved | — | … |
| 2605:4688::/29 | — | reserved | — | … |
| 2605:4690::/28 | — | available | — | … |
| 2605:46a0::/27 | — | available | — | … |
| 2605:46c1::/32 | — | reserved | — | … |
| 2605:46c2::/31 | — | reserved | — | … |
| 2605:46c4::/30 | — | reserved | — | … |
| 2605:46c8::/29 | — | reserved | — | … |
| 2605:46d0::/28 | — | available | — | … |
| 2605:46e0::/27 | — | available | — | … |
| 2605:4701::/32 | — | reserved | — | … |
| 2605:4702::/31 | — | reserved | — | … |
| 2605:4704::/30 | — | reserved | — | … |
| 2605:4708::/29 | — | reserved | — | … |
| 2605:4710::/28 | — | available | — | … |
| 2605:4720::/27 | — | available | — | … |
| 2605:4741::/32 | — | reserved | — | … |
| 2605:4742::/31 | — | reserved | — | … |
| 2605:4744::/30 | — | reserved | — | … |
| 2605:4748::/29 | — | reserved | — | … |
| 2605:4750::/28 | — | available | — | … |
| 2605:4760::/27 | — | available | — | … |
| 2605:4781::/32 | — | reserved | — | … |
| 2605:4782::/31 | — | reserved | — | … |
| 2605:4784::/30 | — | reserved | — | … |
| 2605:4788::/29 | — | reserved | — | … |
| 2605:4790::/28 | — | available | — | … |
| 2605:47a0::/27 | — | available | — | … |
| 2605:47c1::/32 | — | reserved | — | … |
| 2605:47c2::/31 | — | reserved | — | … |
| 2605:47c4::/30 | — | reserved | — | … |
| 2605:47c8::/29 | — | reserved | — | … |
| 2605:47d0::/28 | — | available | — | … |
| 2605:47e0::/27 | — | available | — | … |
| 2605:4801::/32 | — | reserved | — | … |
| 2605:4802::/31 | — | reserved | — | … |
| 2605:4804::/30 | — | reserved | — | … |
| 2605:4808::/29 | — | reserved | — | … |
| 2605:4810::/28 | — | available | — | … |
| 2605:4820::/27 | — | available | — | … |
| 2605:4841::/32 | — | reserved | — | … |
| 2605:4842::/31 | — | reserved | — | … |
| 2605:4844::/30 | — | reserved | — | … |
| 2605:4848::/29 | — | reserved | — | … |
| 2605:4850::/28 | — | available | — | … |
| 2605:4860::/27 | — | available | — | … |
| 2605:4880::/26 | — | available | — | … |
| 2605:48c1::/32 | — | reserved | — | … |
| 2605:48c2::/31 | — | reserved | — | … |
| 2605:48c4::/30 | — | reserved | — | … |
| 2605:48c8::/29 | — | reserved | — | … |
| 2605:48d0::/28 | — | available | — | … |
| 2605:48e0::/27 | — | available | — | … |
| 2605:4901::/32 | — | reserved | — | … |
| 2605:4902::/31 | — | reserved | — | … |
| 2605:4904::/30 | — | reserved | — | … |
| 2605:4908::/29 | — | reserved | — | … |
| 2605:4910::/28 | — | available | — | … |
| 2605:4920::/27 | — | available | — | … |
| 2605:4941::/32 | — | reserved | — | … |
| 2605:4942::/31 | — | reserved | — | … |
| 2605:4944::/30 | — | reserved | — | … |
| 2605:4948::/29 | — | reserved | — | … |
| 2605:4950::/28 | — | available | — | … |
| 2605:4960::/27 | — | available | — | … |
| 2605:4981::/32 | — | reserved | — | … |
| 2605:4982::/31 | — | reserved | — | … |
| 2605:4984::/30 | — | reserved | — | … |
| 2605:4988::/29 | — | reserved | — | … |
| 2605:4990::/28 | — | available | — | … |
| 2605:49a0::/27 | — | available | — | … |
| 2605:49c1::/32 | — | reserved | — | … |
| 2605:49c2::/31 | — | reserved | — | … |
| 2605:49c4::/30 | — | reserved | — | … |