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
1,644,997,632
📦
IPv4 networks
76,756
delegated blocks
🧭
IPv6 networks
11,434
delegated blocks
🔗
Autonomous systems
34,116
ASNs
// browse the objects
Browse the ARIN registry
| AS | Country | Status | Allocated | Org handle |
|---|---|---|---|---|
| AS2154–AS2173 |  US |
assigned | 1993-02-03 | acd8ae27f732… |
| AS2378 | US |
assigned | 1993-02-03 | 85cb0cb4fcfb… |
| AS2379 | US |
assigned | 1993-02-03 | cdb7d42057bd… |
| AS2381 | US |
assigned | 1993-02-03 | 7c5947c47a90… |
| AS2382 | US |
assigned | 1993-02-03 | 7c5947c47a90… |
| AS2383 | US |
assigned | 1993-02-03 | 745c8cd59b93… |
| AS2384 | US |
assigned | 1993-02-03 | 2a9237ec1c2c… |
| AS2386 | US |
assigned | 1993-02-03 | 81e05477cc28… |
| AS2054 | US |
assigned | 1993-01-15 | 45fe880b68a8… |
| AS2055 | US |
assigned | 1993-01-15 | f88aa2d1a5fd… |
| AS2137 | US |
assigned | 1993-01-15 | 45fe880b68a8… |
| AS2138 | US |
assigned | 1993-01-15 | 617274b8400e… |
| AS2139 | US |
assigned | 1993-01-15 | 617274b8400e… |
| AS2140 | US |
assigned | 1993-01-15 | 31caea8da158… |
| AS2141 | US |
assigned | 1993-01-15 | 45fe880b68a8… |
| AS2142 | US |
assigned | 1993-01-15 | 2d90cbf4f78e… |
| AS2143 | US |
assigned | 1993-01-15 | 2d90cbf4f78e… |
| AS2274 | US |
assigned | 1993-01-15 | 848793529ffc… |
| AS2276 | US |
assigned | 1993-01-15 | 184fd3dd4fb1… |
| AS2149 | US |
assigned | 1993-01-14 | 37fe01d6d027… |
| AS2275 | US |
assigned | 1993-01-14 | 45fe880b68a8… |
| AS2030 | US |
assigned | 1992-12-08 | e1ed1885c9ce… |
| AS2031 | US |
assigned | 1992-12-08 | 80813e67f44e… |
| AS2032 | US |
assigned | 1992-12-08 | 45fe880b68a8… |
| AS2033 | US |
assigned | 1992-12-08 | 364bcbb21b9e… |
| AS2034 | US |
assigned | 1992-12-08 | a173e43ca8ce… |
| AS2035 | US |
assigned | 1992-12-08 | a173e43ca8ce… |
| AS2046 | US |
assigned | 1992-12-08 | 45fe880b68a8… |
| AS2050 | US |
assigned | 1992-12-08 | d76898028980… |
| AS2051 | US |
assigned | 1992-12-08 | 6f69b4fbc4a7… |
| AS2052 | US |
assigned | 1992-12-08 | f6bdeb10a354… |
| AS2053 | US |
assigned | 1992-12-08 | d55443c8ea8a… |
| AS2037 | US |
assigned | 1992-12-07 | f2877a078a21… |
| AS2048 | US |
assigned | 1992-12-07 | fa52d7f85fdc… |
| AS2025 | US |
assigned | 1992-11-04 | 4618f264d7c6… |
| AS2019 | US |
assigned | 1992-11-03 | 4b3e152c829c… |
| AS2021 | US |
assigned | 1992-11-03 | 19bcfab17635… |
| AS2022 | US |
assigned | 1992-11-03 | 624c9ce78b38… |
| AS2023 | US |
assigned | 1992-11-03 | 31f594472d2b… |
| AS2024 | US |
assigned | 1992-11-03 | d9ef58ca93e9… |
| AS2013 | US |
assigned | 1992-10-27 | 295768c64daa… |
| AS2014 | US |
assigned | 1992-10-27 | 37fe01d6d027… |
| AS2015 | US |
assigned | 1992-10-27 | ad5a266c6083… |
| AS2005 | US |
assigned | 1992-10-16 | 551b723eafd6… |
| AS2006 | US |
assigned | 1992-10-16 | 551b723eafd6… |
| AS2007 | US |
assigned | 1992-10-16 | 551b723eafd6… |
| AS2008 | US |
assigned | 1992-10-16 | 551b723eafd6… |
| AS2009 | US |
assigned | 1992-10-16 | 551b723eafd6… |
| AS2010 | US |
assigned | 1992-10-16 | 551b723eafd6… |
| AS2011 | US |
assigned | 1992-10-16 | dd02f9b1a9de… |
| AS2003 | US |
assigned | 1992-09-30 | e715a3038361… |
| AS2056 | US |
assigned | 1992-09-30 | c2dfb9e7c865… |
| AS1984 | US |
assigned | 1992-09-22 | a181bfc17354… |
| AS1988 | US |
assigned | 1992-09-22 | a181bfc17354… |
| AS1989 | US |
assigned | 1992-09-22 | a181bfc17354… |
| AS1990 | US |
assigned | 1992-09-22 | a181bfc17354… |
| AS1991 | US |
assigned | 1992-09-22 | a181bfc17354… |
| AS1992 | US |
assigned | 1992-09-22 | a181bfc17354… |
| AS1993 | US |
assigned | 1992-09-22 | a181bfc17354… |
| AS1994 | US |
assigned | 1992-09-22 | a181bfc17354… |
| AS1995 | US |
assigned | 1992-09-22 | a181bfc17354… |
| AS1998 | US |
assigned | 1992-09-22 | b4d8bc80228e… |
| AS2002 | US |
assigned | 1992-09-22 | 31caea8da158… |
| AS1997 | US |
assigned | 1992-09-21 | 01ded2cfbf92… |
| AS1999 | US |
assigned | 1992-09-21 | 5b4d06da1ecb… |
| AS1975 | US |
assigned | 1992-09-08 | 05b8ddf8a3bb… |
| AS1976 | US |
assigned | 1992-09-08 | a181bfc17354… |
| AS1977 | US |
assigned | 1992-09-08 | a181bfc17354… |
| AS1978 | US |
assigned | 1992-09-08 | a181bfc17354… |
| AS1979 | US |
assigned | 1992-09-08 | a181bfc17354… |
| AS1980 | US |
assigned | 1992-09-08 | a181bfc17354… |
| AS1981 | US |
assigned | 1992-09-08 | a181bfc17354… |
| AS1983 | US |
assigned | 1992-09-08 | c1aea24fa7c5… |
| AS1985 | US |
assigned | 1992-09-08 | a181bfc17354… |
| AS1986 | US |
assigned | 1992-09-08 | a181bfc17354… |
| AS1987 | US |
assigned | 1992-09-08 | a181bfc17354… |
| AS1968 | US |
assigned | 1992-08-28 | 5d2d064a92b4… |
| AS1969 | US |
assigned | 1992-08-28 | e220ed812a4c… |
| AS1970 | US |
assigned | 1992-08-28 | e0cd88697e12… |
| AS1971 | US |
assigned | 1992-08-28 | 45fe880b68a8… |
| AS1972 | US |
assigned | 1992-08-28 | 88f74a8da977… |
| AS1973 | US |
assigned | 1992-08-28 | a181bfc17354… |
| AS810 |  CA |
assigned | 1992-08-19 | 84344661f626… |
| AS811 | CA |
assigned | 1992-08-19 | 84344661f626… |
| AS1964 | US |
assigned | 1992-08-19 | e220ed812a4c… |
| AS1965 | US |
assigned | 1992-08-19 | 711d41cc28b5… |
| AS1966 | US |
assigned | 1992-08-19 | a181bfc17354… |
| AS1956 | US |
assigned | 1992-08-11 | 01ded2cfbf92… |
| AS1957 | US |
assigned | 1992-08-11 | e220ed812a4c… |
| AS1958 | US |
assigned | 1992-08-11 | dc46197e5069… |
| AS1959 | US |
assigned | 1992-08-11 | 45fe880b68a8… |
| AS1963 | US |
assigned | 1992-08-11 | 2d35a9084333… |
| AS1934 | US |
assigned | 1992-08-03 | e220ed812a4c… |
| AS1927 | US |
assigned | 1992-07-23 | a181bfc17354… |
| AS1928 | US |
assigned | 1992-07-23 | 81eec40d5e5e… |
| AS1929 | US |
assigned | 1992-07-23 | 8600d3e98608… |
| AS1931 | US |
assigned | 1992-07-23 | acd8ae27f732… |
| AS1932 | US |
assigned | 1992-07-23 | fd83adff9855… |
| AS1933 | US |
assigned | 1992-07-23 | a181bfc17354… |
| AS1925 | US |
assigned | 1992-07-10 | 45fe880b68a8… |