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
1,645,592,320
📦
IPv4 networks
76,752
delegated blocks
🧭
IPv6 networks
11,431
delegated blocks
🔗
Autonomous systems
34,103
ASNs
// browse the objects
Browse the ARIN registry
| AS | Country | Status | Allocated | Org handle |
|---|---|---|---|---|
| AS399005 | — | reserved | — | … |
| AS399010 | — | available | — | … |
| AS399112 | — | reserved | — | … |
| AS399139 | — | reserved | — | … |
| AS399147 | — | reserved | — | … |
| AS399237 | — | reserved | — | … |
| AS399271 | — | reserved | — | … |
| AS399277 | — | reserved | — | … |
| AS399297 | — | available | — | … |
| AS399348 | — | reserved | — | … |
| AS399379 | — | reserved | — | … |
| AS399382 | — | reserved | — | … |
| AS399428 | — | reserved | — | … |
| AS399452 | — | available | — | … |
| AS399465 | — | reserved | — | … |
| AS399481 | — | reserved | — | … |
| AS399499 | — | reserved | — | … |
| AS399517 | — | reserved | — | … |
| AS399523 | — | reserved | — | … |
| AS399531 | — | reserved | — | … |
| AS399546 | — | reserved | — | … |
| AS399550 | — | reserved | — | … |
| AS399557 | — | reserved | — | … |
| AS399565 | — | reserved | — | … |
| AS399581 | — | available | — | … |
| AS399618 | — | reserved | — | … |
| AS399645 | — | available | — | … |
| AS399662 | — | reserved | — | … |
| AS399670 | — | available | — | … |
| AS399682–AS399683 | — | available | — | … |
| AS399756 | — | reserved | — | … |
| AS399764 | — | available | — | … |
| AS399770 | — | reserved | — | … |
| AS399779 | — | available | — | … |
| AS399787 | — | available | — | … |
| AS399793 | — | available | — | … |
| AS399794 | — | reserved | — | … |
| AS399797 | — | available | — | … |
| AS399836 | — | reserved | — | … |
| AS399843 | — | reserved | — | … |
| AS399857 | — | reserved | — | … |
| AS399859 | — | reserved | — | … |
| AS399903 | — | reserved | — | … |
| AS399942 | — | reserved | — | … |
| AS399964 | — | reserved | — | … |
| AS399969 | — | reserved | — | … |
| AS400026 | — | available | — | … |
| AS400035 | — | reserved | — | … |
| AS400050 | — | reserved | — | … |
| AS400056 | — | reserved | — | … |
| AS400109 | — | reserved | — | … |
| AS400111 | — | reserved | — | … |
| AS400118 | — | reserved | — | … |
| AS400143 | — | reserved | — | … |
| AS400161 | — | reserved | — | … |
| AS400223 | — | reserved | — | … |
| AS400246 | — | reserved | — | … |
| AS400269 | — | reserved | — | … |
| AS400274 | — | reserved | — | … |
| AS400295 | — | reserved | — | … |
| AS400310 | — | reserved | — | … |
| AS400332 | — | reserved | — | … |
| AS400341 | — | reserved | — | … |
| AS400373 | — | reserved | — | … |
| AS400413 | — | reserved | — | … |
| AS400433 | — | reserved | — | … |
| AS400495 | — | reserved | — | … |
| AS400497 | — | reserved | — | … |
| AS400565 | — | reserved | — | … |
| AS400600 | — | reserved | — | … |
| AS400601 | — | reserved | — | … |
| AS400605 | — | reserved | — | … |
| AS400612 | — | available | — | … |
| AS400620 | — | reserved | — | … |
| AS400650 | — | reserved | — | … |
| AS400700 | — | reserved | — | … |
| AS400710 | — | reserved | — | … |
| AS400738 | — | reserved | — | … |
| AS400768 | — | reserved | — | … |
| AS400863 | — | available | — | … |
| AS400887 | — | available | — | … |
| AS400898 | — | reserved | — | … |
| AS400907 | — | reserved | — | … |
| AS400916 | — | reserved | — | … |
| AS400945 | — | reserved | — | … |
| AS400954 | — | reserved | — | … |
| AS400955 | — | reserved | — | … |
| AS400968 | — | available | — | … |
| AS400971 | — | reserved | — | … |
| AS400978 | — | available | — | … |
| AS400987 | — | reserved | — | … |
| AS400999 | — | reserved | — | … |
| AS401003 | — | reserved | — | … |
| AS401011 | — | reserved | — | … |
| AS401016 | — | available | — | … |
| AS401018 | — | reserved | — | … |
| AS401056 | — | reserved | — | … |
| AS401065 | — | reserved | — | … |
| AS401066–AS401067 | — | available | — | … |
| AS401072 | — | reserved | — | … |