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 |
|---|---|---|---|---|
| 2605:1601::/32 | — | reserved | — | … |
| 2605:1602::/31 | — | reserved | — | … |
| 2605:1604::/30 | — | reserved | — | … |
| 2605:1608::/29 | — | reserved | — | … |
| 2605:1610::/28 | — | available | — | … |
| 2605:1620::/27 | — | available | — | … |
| 2605:1641::/32 | — | reserved | — | … |
| 2605:1642::/31 | — | reserved | — | … |
| 2605:1644::/30 | — | reserved | — | … |
| 2605:1648::/29 | — | reserved | — | … |
| 2605:1650::/28 | — | available | — | … |
| 2605:1660::/27 | — | available | — | … |
| 2605:1681::/32 | — | reserved | — | … |
| 2605:1682::/31 | — | reserved | — | … |
| 2605:1684::/30 | — | reserved | — | … |
| 2605:1688::/29 | — | reserved | — | … |
| 2605:1690::/28 | — | available | — | … |
| 2605:16a0::/27 | — | available | — | … |
| 2605:16c0::/32 | — | reserved | — | … |
| 2605:16c1::/32 | — | reserved | — | … |
| 2605:16c2::/31 | — | reserved | — | … |
| 2605:16c4::/30 | — | reserved | — | … |
| 2605:16c8::/29 | — | reserved | — | … |
| 2605:16d0::/28 | — | available | — | … |
| 2605:16e0::/27 | — | available | — | … |
| 2605:1701::/32 | — | reserved | — | … |
| 2605:1702::/31 | — | reserved | — | … |
| 2605:1704::/30 | — | reserved | — | … |
| 2605:1708::/29 | — | reserved | — | … |
| 2605:1710::/28 | — | available | — | … |
| 2605:1720::/27 | — | available | — | … |
| 2605:1741::/32 | — | reserved | — | … |
| 2605:1742::/31 | — | reserved | — | … |
| 2605:1744::/30 | — | reserved | — | … |
| 2605:1748::/29 | — | reserved | — | … |
| 2605:1750::/28 | — | available | — | … |
| 2605:1760::/27 | — | available | — | … |
| 2605:1781::/32 | — | reserved | — | … |
| 2605:1782::/31 | — | reserved | — | … |
| 2605:1784::/30 | — | reserved | — | … |
| 2605:1788::/29 | — | reserved | — | … |
| 2605:1790::/28 | — | available | — | … |
| 2605:17a0::/27 | — | available | — | … |
| 2605:17c1::/32 | — | reserved | — | … |
| 2605:17c2::/31 | — | reserved | — | … |
| 2605:17c4::/30 | — | reserved | — | … |
| 2605:17c8::/29 | — | reserved | — | … |
| 2605:17d0::/28 | — | available | — | … |
| 2605:17e0::/27 | — | available | — | … |
| 2605:1801::/32 | — | reserved | — | … |
| 2605:1802::/31 | — | reserved | — | … |
| 2605:1804::/30 | — | reserved | — | … |
| 2605:1808::/29 | — | reserved | — | … |
| 2605:1810::/28 | — | available | — | … |
| 2605:1820::/27 | — | available | — | … |
| 2605:1841::/32 | — | reserved | — | … |
| 2605:1842::/31 | — | reserved | — | … |
| 2605:1844::/30 | — | reserved | — | … |
| 2605:1848::/29 | — | reserved | — | … |
| 2605:1850::/28 | — | available | — | … |
| 2605:1860::/27 | — | available | — | … |
| 2605:1881::/32 | — | reserved | — | … |
| 2605:1882::/31 | — | reserved | — | … |
| 2605:1884::/30 | — | reserved | — | … |
| 2605:1888::/29 | — | reserved | — | … |
| 2605:1890::/28 | — | available | — | … |
| 2605:18a0::/27 | — | available | — | … |
| 2605:18c1::/32 | — | reserved | — | … |
| 2605:18c2::/31 | — | reserved | — | … |
| 2605:18c4::/30 | — | reserved | — | … |
| 2605:18c8::/29 | — | reserved | — | … |
| 2605:18d0::/28 | — | available | — | … |
| 2605:18e0::/27 | — | available | — | … |
| 2605:1901::/32 | — | reserved | — | … |
| 2605:1902::/31 | — | reserved | — | … |
| 2605:1904::/30 | — | reserved | — | … |
| 2605:1908::/29 | — | reserved | — | … |
| 2605:1910::/28 | — | available | — | … |
| 2605:1920::/27 | — | available | — | … |
| 2605:1941::/32 | — | reserved | — | … |
| 2605:1942::/31 | — | reserved | — | … |
| 2605:1944::/30 | — | reserved | — | … |
| 2605:1948::/29 | — | reserved | — | … |
| 2605:1950::/28 | — | available | — | … |
| 2605:1960::/27 | — | available | — | … |
| 2605:1981::/32 | — | reserved | — | … |
| 2605:1982::/31 | — | reserved | — | … |
| 2605:1984::/30 | — | reserved | — | … |
| 2605:1988::/29 | — | reserved | — | … |
| 2605:1990::/28 | — | available | — | … |
| 2605:19a0::/27 | — | available | — | … |
| 2605:19c1::/32 | — | reserved | — | … |
| 2605:19c2::/31 | — | reserved | — | … |
| 2605:19c4::/30 | — | reserved | — | … |
| 2605:19c8::/29 | — | reserved | — | … |
| 2605:19d0::/28 | — | available | — | … |
| 2605:19e0::/27 | — | available | — | … |
| 2605:1a01::/32 | — | reserved | — | … |
| 2605:1a02::/31 | — | reserved | — | … |
| 2605:1a04::/30 | — | reserved | — | … |