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
1,645,875,712
📦
IPv4 networks
76,665
delegated blocks
🧭
IPv6 networks
11,326
delegated blocks
🔗
Autonomous systems
34,014
ASNs
// browse the objects
Browse the ARIN registry
| AS | Country | Status | Allocated | Org handle |
|---|---|---|---|---|
| AS4130 |  US |
assigned | 1994-12-01 | 48d089d33efb… |
| AS4131 | US |
assigned | 1994-12-01 | 052411e01838… |
| AS4132 | US |
assigned | 1994-12-01 | 37fe01d6d027… |
| AS4133 | US |
assigned | 1994-12-01 | b266258cd493… |
| AS4135 | US |
assigned | 1994-12-01 | eaa8f9169f45… |
| AS4059 | US |
assigned | 1994-11-29 | 4aeec606192d… |
| AS4061 | US |
assigned | 1994-11-29 | d1dd9da58516… |
| AS4062 | US |
assigned | 1994-11-29 | a3f4773a302a… |
| AS4063 | US |
assigned | 1994-11-29 | 70adb695e5d8… |
| AS4064 | US |
assigned | 1994-11-29 | 37fe01d6d027… |
| AS1321–AS1340 | US |
assigned | 1994-11-23 | e220ed812a4c… |
| AS1381–AS1395 | US |
assigned | 1994-11-23 | e220ed812a4c… |
| AS2936–AS2937 | US |
assigned | 1994-11-23 | e64c593eb332… |
| AS4050 | US |
assigned | 1994-11-22 | 0bbb8f6042db… |
| AS4051 | US |
assigned | 1994-11-22 | 30ab1a8587db… |
| AS4053 | US |
assigned | 1994-11-22 | fa6dc0da83b7… |
| AS4054 | US |
assigned | 1994-11-22 | 4c22abad55f7… |
| AS4056 | US |
assigned | 1994-11-22 | f1f5aacec9d4… |
| AS4019 | US |
assigned | 1994-11-17 | a7b05f7b9b5b… |
| AS4020–AS4038 | US |
assigned | 1994-11-17 | bdf44844ab2d… |
| AS4041 | US |
assigned | 1994-11-17 | 38b1750494be… |
| AS4042 | US |
assigned | 1994-11-17 | 911c6bb3d36c… |
| AS4043 | US |
assigned | 1994-11-17 | 6e5379280e5c… |
| AS4044 | US |
assigned | 1994-11-17 | c293f90ba74f… |
| AS4045 | US |
assigned | 1994-11-17 | c34b50e11190… |
| AS4046 | US |
assigned | 1994-11-17 | e2c3f5fa034c… |
| AS4047 | US |
assigned | 1994-11-17 | dbeee322f8c8… |
| AS4048 | US |
assigned | 1994-11-17 | cdb7d42057bd… |
| AS4018 | US |
assigned | 1994-11-15 | b257132a304a… |
| AS4006 | US |
assigned | 1994-11-10 | 37fe01d6d027… |
| AS4008 | US |
assigned | 1994-11-10 | 7c53204c4b51… |
| AS4009 | US |
assigned | 1994-11-10 | 5bdcc076802a… |
| AS4010 | US |
assigned | 1994-11-10 | c096bf755fee… |
| AS4011 | US |
assigned | 1994-11-10 | c096bf755fee… |
| AS4012 | US |
assigned | 1994-11-10 | 4b20c420cd0d… |
| AS4013 | US |
assigned | 1994-11-10 | 9934f4400e05… |
| AS4014 | US |
assigned | 1994-11-10 | a495b9986390… |
| AS4015 | US |
assigned | 1994-11-10 | cdb7d42057bd… |
| AS4016 | US |
assigned | 1994-11-10 | 9f3d57ae9d09… |
| AS3974 |  CA |
assigned | 1994-11-04 | f859ee9ca1e4… |
| AS3975 | US |
assigned | 1994-11-04 | 79297ca2495a… |
| AS3977–AS3992 | US |
assigned | 1994-11-04 | 209c74756736… |
| AS3993 | CA |
assigned | 1994-11-04 | d6dff3a6c1cc… |
| AS3994 | US |
assigned | 1994-11-04 | 5bdcc076802a… |
| AS3995 | US |
assigned | 1994-11-04 | c694137c131c… |
| AS3996 | US |
assigned | 1994-11-04 | 260b740e4b78… |
| AS3997 | US |
assigned | 1994-11-04 | 3accdfc9b158… |
| AS3998 | US |
assigned | 1994-11-04 | 859214628431… |
| AS3999 | US |
assigned | 1994-11-04 | 702a0a91e242… |
| AS4000–AS4005 | US |
assigned | 1994-11-04 | 37fe01d6d027… |
| AS3963 | US |
assigned | 1994-10-27 | e220ed812a4c… |
| AS3964 | US |
assigned | 1994-10-27 | e220ed812a4c… |
| AS3965 | US |
assigned | 1994-10-27 | e220ed812a4c… |
| AS3966 | US |
assigned | 1994-10-27 | e220ed812a4c… |
| AS3971 | US |
assigned | 1994-10-27 | 3c2c9047eeff… |
| AS3972 | US |
assigned | 1994-10-27 | 3a185db57259… |
| AS3973 | US |
assigned | 1994-10-27 | 3a185db57259… |
| AS3960 | US |
assigned | 1994-10-24 | a7d3c42fc89d… |
| AS3961 | US |
assigned | 1994-10-24 | 5dcf115884c2… |
| AS3932 | US |
assigned | 1994-10-21 | 2190cf21b4ca… |
| AS3950 | US |
assigned | 1994-10-21 | b0f8a7053465… |
| AS3952 | US |
assigned | 1994-10-21 | ec243b36fc4f… |
| AS3953 | US |
assigned | 1994-10-21 | 93597379a963… |
| AS3954 | US |
assigned | 1994-10-21 | 45fe880b68a8… |
| AS3955 | US |
assigned | 1994-10-21 | 4b981b3209a8… |
| AS3956 | US |
assigned | 1994-10-21 | 6f8a266039de… |
| AS3957 | US |
assigned | 1994-10-21 | 1261f71cb3b8… |
| AS3958 | CA |
assigned | 1994-10-21 | ded9f3879254… |
| AS3959 | US |
assigned | 1994-10-21 | 8ec20e07d873… |
| AS3931 | US |
assigned | 1994-10-20 | 212ca1c9a75a… |
| AS3930 | US |
assigned | 1994-10-18 | ea3eaf028514… |
| AS3919 | US |
assigned | 1994-10-12 | 687269497a99… |
| AS3921 | US |
assigned | 1994-10-12 | 78fc833c0b8b… |
| AS3922 | US |
assigned | 1994-10-12 | 535d44b441d5… |
| AS3923 | US |
assigned | 1994-10-12 | e2c3f5fa034c… |
| AS3924 | US |
assigned | 1994-10-12 | 5f6edfc2a73d… |
| AS3925 | US |
assigned | 1994-10-12 | de34ae7b252b… |
| AS3926 | US |
assigned | 1994-10-12 | d05aac7d31f3… |
| AS3928 | US |
assigned | 1994-10-12 | 2b7c33fe650e… |
| AS3906 | US |
assigned | 1994-10-07 | f71fb2333815… |
| AS3907 | US |
assigned | 1994-10-07 | 5d7d436130bf… |
| AS3913 | US |
assigned | 1994-10-07 | d756d4b9399a… |
| AS3916 | US |
assigned | 1994-10-07 | 605c83abd6d8… |
| AS3901 | US |
assigned | 1994-10-04 | 8070a0f549b7… |
| AS3902 | US |
assigned | 1994-10-04 | 501eb4ea8218… |
| AS3903 | US |
assigned | 1994-10-04 | 93da5ab3dbf5… |
| AS3904 | US |
assigned | 1994-10-04 | 667493fa6c6c… |
| AS3859–AS3897 | US |
assigned | 1994-09-30 | c096bf755fee… |
| AS3898 | US |
assigned | 1994-09-30 | b3a1d663703a… |
| AS3899 | US |
assigned | 1994-09-30 | 8052f365a9a6… |
| AS3857 | US |
assigned | 1994-09-27 | 6ec3e97179ab… |
| AS3858 | US |
assigned | 1994-09-27 | ebfd727361e5… |
| AS3848 | CA |
assigned | 1994-09-26 | 1b7a48b32f5f… |
| AS3849 | US |
assigned | 1994-09-26 | c4be4eee2673… |
| AS3851 | US |
assigned | 1994-09-26 | 3e1231fe0f3c… |
| AS3853 | US |
assigned | 1994-09-26 | 47460f74e05f… |
| AS3854 | US |
assigned | 1994-09-26 | 237e077d936c… |
| AS3855 |  BM |
assigned | 1994-09-26 | d6bf0b71ba4d… |
| AS3856 | US |
assigned | 1994-09-26 | 013078316024… |
| AS3831 | US |
assigned | 1994-09-21 | e5e3b9c13678… |