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
1.64B
1,644,591,360
📦
IPv4 networks
76,802
delegated blocks
🧭
IPv6 networks
11,469
delegated blocks
🔗
Autonomous systems
34,176
ASNs
// browse the objects
Browse the ARIN registry
| Prefix | Country | Status | Allocated | Org handle |
|---|---|---|---|---|
| 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 | — | … |
| 2604:1842::/31 | — | reserved | — | … |
| 2604:1844::/30 | — | reserved | — | … |
| 2604:1848::/29 | — | reserved | — | … |
| 2604:1850::/28 | — | available | — | … |
| 2604:1861::/32 | — | reserved | — | … |
| 2604:1862::/31 | — | reserved | — | … |
| 2604:1864::/30 | — | reserved | — | … |
| 2604:1868::/29 | — | reserved | — | … |
| 2604:1870::/28 | — | available | — | … |
| 2604:1881::/32 | — | reserved | — | … |
| 2604:1882::/31 | — | reserved | — | … |
| 2604:1884::/30 | — | reserved | — | … |
| 2604:1888::/29 | — | reserved | — | … |
| 2604:1890::/28 | — | available | — | … |
| 2604:18a1::/32 | — | reserved | — | … |
| 2604:18a2::/31 | — | reserved | — | … |
| 2604:18a4::/30 | — | reserved | — | … |
| 2604:18a8::/29 | — | reserved | — | … |
| 2604:18b0::/28 | — | available | — | … |
| 2604:18c0::/27 | — | available | — | … |
| 2604:18e1::/32 | — | reserved | — | … |
| 2604:18e2::/31 | — | reserved | — | … |
| 2604:18e4::/30 | — | reserved | — | … |
| 2604:18e8::/29 | — | reserved | — | … |
| 2604:18f0::/28 | — | available | — | … |
| 2604:1900::/32 | — | reserved | — | … |
| 2604:1901::/32 | — | reserved | — | … |
| 2604:1902::/31 | — | reserved | — | … |
| 2604:1904::/30 | — | reserved | — | … |
| 2604:1908::/29 | — | reserved | — | … |
| 2604:1910::/28 | — | available | — | … |
| 2604:1921::/32 | — | reserved | — | … |
| 2604:1922::/31 | — | reserved | — | … |
| 2604:1924::/30 | — | reserved | — | … |
| 2604:1928::/29 | — | reserved | — | … |
| 2604:1930::/28 | — | available | — | … |
| 2604:1941::/32 | — | reserved | — | … |
| 2604:1942::/31 | — | reserved | — | … |
| 2604:1944::/30 | — | reserved | — | … |
| 2604:1948::/29 | — | reserved | — | … |
| 2604:1950::/28 | — | available | — | … |
| 2604:1961::/32 | — | reserved | — | … |
| 2604:1962::/31 | — | reserved | — | … |
| 2604:1964::/30 | — | reserved | — | … |
| 2604:1968::/29 | — | reserved | — | … |
| 2604:1970::/28 | — | available | — | … |
| 2604:1980::/27 | — | available | — | … |
| 2604:19a1::/32 | — | reserved | — | … |
| 2604:19a2::/31 | — | reserved | — | … |
| 2604:19a4::/30 | — | reserved | — | … |
| 2604:19a8::/29 | — | reserved | — | … |
| 2604:19b0::/28 | — | available | — | … |
| 2604:19c1::/32 | — | reserved | — | … |
| 2604:19c2::/31 | — | reserved | — | … |
| 2604:19c4::/30 | — | reserved | — | … |
| 2604:19c8::/29 | — | reserved | — | … |
| 2604:19d0::/28 | — | available | — | … |
| 2604:19e1::/32 | — | reserved | — | … |
| 2604:19e2::/31 | — | reserved | — | … |
| 2604:19e4::/30 | — | reserved | — | … |
| 2604:19e8::/29 | — | reserved | — | … |
| 2604:19f0::/28 | — | available | — | … |
| 2604:1a01::/32 | — | reserved | — | … |
| 2604:1a02::/31 | — | reserved | — | … |
| 2604:1a04::/30 | — | reserved | — | … |
| 2604:1a08::/29 | — | reserved | — | … |
| 2604:1a10::/28 | — | available | — | … |
| 2604:1a21::/32 | — | reserved | — | … |
| 2604:1a22::/31 | — | reserved | — | … |
| 2604:1a24::/30 | — | reserved | — | … |
| 2604:1a28::/29 | — | reserved | — | … |
| 2604:1a30::/28 | — | available | — | … |
| 2604:1a41::/32 | — | reserved | — | … |
| 2604:1a42::/31 | — | reserved | — | … |
| 2604:1a44::/30 | — | reserved | — | … |
| 2604:1a48::/29 | — | reserved | — | … |
| 2604:1a50::/28 | — | available | — | … |
| 2604:1a61::/32 | — | reserved | — | … |
| 2604:1a62::/31 | — | reserved | — | … |
| 2604:1a64::/30 | — | reserved | — | … |