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
1,645,650,944
📦
IPv4 networks
76,728
delegated blocks
🧭
IPv6 networks
11,368
delegated blocks
🔗
Autonomous systems
34,055
ASNs
// browse the objects
Browse the ARIN registry
| Prefix | Country | Status | Allocated | Org handle |
|---|---|---|---|---|
| 2604:15c4::/30 | — | reserved | — | … |
| 2604:15c8::/29 | — | reserved | — | … |
| 2604:15d0::/28 | — | available | — | … |
| 2604:15e1::/32 | — | reserved | — | … |
| 2604:15e2::/31 | — | reserved | — | … |
| 2604:15e4::/30 | — | reserved | — | … |
| 2604:15e8::/29 | — | reserved | — | … |
| 2604:15f0::/28 | — | available | — | … |
| 2604:1600::/32 | — | reserved | — | … |
| 2604:1601::/32 | — | reserved | — | … |
| 2604:1602::/31 | — | reserved | — | … |
| 2604:1604::/30 | — | reserved | — | … |
| 2604:1608::/29 | — | reserved | — | … |
| 2604:1610::/28 | — | available | — | … |
| 2604:1621::/32 | — | reserved | — | … |
| 2604:1622::/31 | — | reserved | — | … |
| 2604:1624::/30 | — | reserved | — | … |
| 2604:1628::/29 | — | reserved | — | … |
| 2604:1630::/28 | — | available | — | … |
| 2604:1641::/32 | — | reserved | — | … |
| 2604:1642::/31 | — | reserved | — | … |
| 2604:1644::/30 | — | reserved | — | … |
| 2604:1648::/29 | — | reserved | — | … |
| 2604:1650::/28 | — | available | — | … |
| 2604:1661::/32 | — | reserved | — | … |
| 2604:1662::/31 | — | reserved | — | … |
| 2604:1664::/30 | — | reserved | — | … |
| 2604:1668::/29 | — | reserved | — | … |
| 2604:1670::/28 | — | available | — | … |
| 2604:1681::/32 | — | reserved | — | … |
| 2604:1682::/31 | — | reserved | — | … |
| 2604:1684::/30 | — | reserved | — | … |
| 2604:1688::/29 | — | reserved | — | … |
| 2604:1690::/28 | — | available | — | … |
| 2604:16a1::/32 | — | reserved | — | … |
| 2604:16a2::/31 | — | reserved | — | … |
| 2604:16a4::/30 | — | reserved | — | … |
| 2604:16a8::/29 | — | reserved | — | … |
| 2604:16b0::/28 | — | available | — | … |
| 2604:16c1::/32 | — | reserved | — | … |
| 2604:16c2::/31 | — | reserved | — | … |
| 2604:16c4::/30 | — | reserved | — | … |
| 2604:16c8::/29 | — | reserved | — | … |
| 2604:16d0::/28 | — | available | — | … |
| 2604:16e1::/32 | — | reserved | — | … |
| 2604:16e2::/31 | — | reserved | — | … |
| 2604:16e4::/30 | — | reserved | — | … |
| 2604:16e8::/29 | — | reserved | — | … |
| 2604:16f0::/28 | — | available | — | … |
| 2604:1701::/32 | — | reserved | — | … |
| 2604:1702::/31 | — | reserved | — | … |
| 2604:1704::/30 | — | reserved | — | … |
| 2604:1708::/29 | — | reserved | — | … |
| 2604:1710::/28 | — | available | — | … |
| 2604:1721::/32 | — | reserved | — | … |
| 2604:1722::/31 | — | reserved | — | … |
| 2604:1724::/30 | — | reserved | — | … |
| 2604:1728::/29 | — | reserved | — | … |
| 2604:1730::/28 | — | available | — | … |
| 2604:1741::/32 | — | reserved | — | … |
| 2604:1742::/31 | — | reserved | — | … |
| 2604:1744::/30 | — | reserved | — | … |
| 2604:1748::/29 | — | reserved | — | … |
| 2604:1750::/28 | — | available | — | … |
| 2604:1761::/32 | — | reserved | — | … |
| 2604:1762::/31 | — | reserved | — | … |
| 2604:1764::/30 | — | reserved | — | … |
| 2604:1768::/29 | — | reserved | — | … |
| 2604:1770::/28 | — | available | — | … |
| 2604:1781::/32 | — | reserved | — | … |
| 2604:1782::/31 | — | reserved | — | … |
| 2604:1784::/30 | — | reserved | — | … |
| 2604:1788::/29 | — | reserved | — | … |
| 2604:1790::/28 | — | available | — | … |
| 2604:17a1::/32 | — | reserved | — | … |
| 2604:17a2::/31 | — | reserved | — | … |
| 2604:17a4::/30 | — | reserved | — | … |
| 2604:17a8::/29 | — | reserved | — | … |
| 2604:17b0::/28 | — | available | — | … |
| 2604:17c1::/32 | — | reserved | — | … |
| 2604:17c2::/31 | — | reserved | — | … |
| 2604:17c4::/30 | — | reserved | — | … |
| 2604:17c8::/29 | — | reserved | — | … |
| 2604:17d0::/28 | — | available | — | … |
| 2604:17e1::/32 | — | reserved | — | … |
| 2604:17e2::/31 | — | reserved | — | … |
| 2604:17e4::/30 | — | reserved | — | … |
| 2604:17e8::/29 | — | reserved | — | … |
| 2604:17f0::/28 | — | available | — | … |
| 2604:1801::/32 | — | reserved | — | … |
| 2604:1802::/31 | — | reserved | — | … |
| 2604:1804::/30 | — | reserved | — | … |
| 2604:1808::/29 | — | reserved | — | … |
| 2604:1810::/28 | — | available | — | … |
| 2604:1821::/32 | — | reserved | — | … |
| 2604:1822::/31 | — | reserved | — | … |
| 2604:1824::/30 | — | reserved | — | … |
| 2604:1828::/29 | — | reserved | — | … |
| 2604:1830::/28 | — | available | — | … |
| 2604:1841::/32 | — | reserved | — | … |