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
1,645,624,576
📦
IPv4 networks
76,679
delegated blocks
🧭
IPv6 networks
11,332
delegated blocks
🔗
Autonomous systems
34,019
ASNs
// browse the objects
Browse the ARIN registry
| AS | Country | Status | Allocated | Org handle |
|---|---|---|---|---|
| AS31975 |  US |
assigned | 2004-02-03 | dbefc802a547… |
| AS31976 | US |
assigned | 2004-02-03 | 8f06f3cf9062… |
| AS31977 | US |
assigned | 2004-02-03 | 8b841fcb9728… |
| AS31962 | US |
assigned | 2004-02-02 | bb847a07262d… |
| AS31963 | US |
assigned | 2004-02-02 | bb847a07262d… |
| AS31966 | US |
assigned | 2004-02-02 | c9f2c2f72b7c… |
| AS31967 | US |
assigned | 2004-02-02 | 59cdc40ed081… |
| AS31941 | US |
assigned | 2004-01-30 | 462401ce8b7c… |
| AS31947 | US |
assigned | 2004-01-30 | 126795a7945d… |
| AS31950 | US |
assigned | 2004-01-30 | 54cc5adda467… |
| AS31951 | US |
assigned | 2004-01-30 | 5ca4ec05f259… |
| AS31952 | US |
assigned | 2004-01-30 | bf8ecaf370c4… |
| AS31954 | US |
assigned | 2004-01-30 | e125ef1d336e… |
| AS31955 | US |
assigned | 2004-01-30 | 1491b661deed… |
| AS31961 | US |
assigned | 2004-01-30 | 847edc534d71… |
| AS31929 | US |
assigned | 2004-01-28 | d7d3424046c3… |
| AS31930 |  CA |
assigned | 2004-01-28 | 29e4a6f9bc77… |
| AS31932 | US |
assigned | 2004-01-28 | 34d342be0361… |
| AS31933 | US |
assigned | 2004-01-28 | 34d342be0361… |
| AS31936 | US |
assigned | 2004-01-28 | 9d135eb38a45… |
| AS31937 | US |
assigned | 2004-01-28 | 1fbe269479ae… |
| AS31939 | US |
assigned | 2004-01-28 | de0be66e2530… |
| AS31923 | US |
assigned | 2004-01-23 | fb8db5f837d0… |
| AS31925 | US |
assigned | 2004-01-23 | ace55d4dc090… |
| AS31926 | CA |
assigned | 2004-01-23 | 7e1ce569c209… |
| AS31920 | US |
assigned | 2004-01-22 | 89642d66734a… |
| AS31921 | US |
assigned | 2004-01-22 | c97cfffd2f03… |
| AS31902 | US |
assigned | 2004-01-21 | a718591f506f… |
| AS31907–AS31909 | US |
assigned | 2004-01-21 | de8cbd982376… |
| AS31911 | US |
assigned | 2004-01-21 | 6ce1b2f118bf… |
| AS31913 | US |
assigned | 2004-01-21 | 1d0d69a73161… |
| AS31915 | US |
assigned | 2004-01-21 | 645de5063afb… |
| AS31896 | US |
assigned | 2004-01-20 | 751f537318af… |
| AS31897 | US |
assigned | 2004-01-20 | 91b20e862c77… |
| AS31900 | US |
assigned | 2004-01-20 | cf7b7c8de2b9… |
| AS31890 | US |
assigned | 2004-01-16 | 14735a86a977… |
| AS31891 | US |
assigned | 2004-01-16 | 6c065d5b54b8… |
| AS31892 | US |
assigned | 2004-01-16 | 8579ea2fae24… |
| AS1848 | US |
assigned | 2004-01-15 | 1f99771bc3e2… |
| AS31884 | US |
assigned | 2004-01-15 | dfe6a70d534b… |
| AS31885 | US |
assigned | 2004-01-15 | 9c06addf20be… |
| AS31886 | CA |
assigned | 2004-01-15 | 1cecaf4102f4… |
| AS31887 | US |
assigned | 2004-01-15 | 064a9a4054c6… |
| AS31888 | US |
assigned | 2004-01-15 | 8ddc45f31f1d… |
| AS31878 | US |
assigned | 2004-01-14 | b339fad2305b… |
| AS31879 | US |
assigned | 2004-01-14 | 8eb2ebb54786… |
| AS31859 | US |
assigned | 2004-01-13 | e34df5974d7b… |
| AS31860 | US |
assigned | 2004-01-13 | d9d7106301c8… |
| AS31864 | US |
assigned | 2004-01-13 | 84754a06a238… |
| AS31868 | US |
assigned | 2004-01-13 | 319467b00a1c… |
| AS31869 | US |
assigned | 2004-01-13 | 1d5ff0c74a6f… |
| AS31871 | US |
assigned | 2004-01-13 | 930c9ef04e13… |
| AS31848 | US |
assigned | 2004-01-09 | b462a3c8f3d0… |
| AS31853 | US |
assigned | 2004-01-09 | 926b98fd0312… |
| AS31855 | US |
assigned | 2004-01-09 | acd8ae27f732… |
| AS31857 | US |
assigned | 2004-01-09 | adc8b004b305… |
| AS31839 | US |
assigned | 2004-01-08 | 6946add8fa66… |
| AS31840 | US |
assigned | 2004-01-08 | eabb4dfcbb25… |
| AS31841 | US |
assigned | 2004-01-08 | ef911f94a8c3… |
| AS31834 | US |
assigned | 2004-01-07 | a00dc35e4532… |
| AS31836 | US |
assigned | 2004-01-07 | 3833ebe1a5f6… |
| AS31837 | US |
assigned | 2004-01-07 | 22bcde4a8efc… |
| AS31838 | US |
assigned | 2004-01-07 | d2588d43a8cf… |
| AS31825 | US |
assigned | 2004-01-06 | 38d1bb10272c… |
| AS31827 | US |
assigned | 2004-01-06 | 5cef1759ab74… |
| AS31828 | US |
assigned | 2004-01-06 | 46d44ea8872f… |
| AS31832 | US |
assigned | 2004-01-06 | aa9908d02b60… |
| AS31821 | US |
assigned | 2004-01-02 | 874b85e4720b… |
| AS31822 | US |
assigned | 2004-01-02 | 2761900fddf5… |
| AS31817 | US |
assigned | 2003-12-31 | a24946ccb373… |
| AS31818 | US |
assigned | 2003-12-31 | b9a4f65c6b9e… |
| AS31819 | US |
assigned | 2003-12-31 | fc3c74b4c593… |
| AS31811 | US |
assigned | 2003-12-30 | 3d54212dfd23… |
| AS31814 | US |
assigned | 2003-12-30 | 3d8abc9af454… |
| AS31815 | US |
assigned | 2003-12-30 | fec517dc310c… |
| AS31816 | US |
assigned | 2003-12-30 | e2acde8f20ee… |
| AS31805 | US |
assigned | 2003-12-24 | eda43ca6e786… |
| AS31797 | US |
assigned | 2003-12-23 | b00b30562e35… |
| AS31800 | US |
assigned | 2003-12-23 | 1fb94192b363… |
| AS31801 | US |
assigned | 2003-12-23 | d9b41c90c7df… |
| AS31803 | US |
assigned | 2003-12-23 | b9a9961f1615… |
| AS31793 | US |
assigned | 2003-12-22 | feae0c5faca3… |
| AS31794 |  BB |
assigned | 2003-12-22 | bb104083eb7a… |
| AS31776 | US |
assigned | 2003-12-19 | d3a6a813e49b… |
| AS31777 | US |
assigned | 2003-12-19 | f0690b05cd53… |
| AS31778 | US |
assigned | 2003-12-19 | acd6acb05bad… |
| AS31780 | US |
assigned | 2003-12-19 | e21c51e6b976… |
| AS31782 | CA |
assigned | 2003-12-19 | aaa39e720bf6… |
| AS31785 | US |
assigned | 2003-12-19 | 4f31c5d5b89b… |
| AS31787 | US |
assigned | 2003-12-19 | 51e866a191ee… |
| AS31790 | CA |
assigned | 2003-12-19 | 2b14aa9bcaf3… |
| AS31791 | US |
assigned | 2003-12-19 | 05001df21c46… |
| AS31792 | US |
assigned | 2003-12-19 | b004b3ecde24… |
| AS31768 | US |
assigned | 2003-12-17 | d9332e25614b… |
| AS31770 | US |
assigned | 2003-12-17 | b073137bad74… |
| AS31771 | US |
assigned | 2003-12-17 | 4cad11d18482… |
| AS31760 | CA |
assigned | 2003-12-16 | aa1284f96cc4… |
| AS31761 | US |
assigned | 2003-12-16 | 291d0e705929… |
| AS31763 | US |
assigned | 2003-12-16 | 8d170d11fa0e… |
| AS31765 | CA |
assigned | 2003-12-16 | 52fbe9cfd566… |