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 |
|---|---|---|---|---|
| AS4452 |  US |
assigned | 1995-03-01 | 4508744acac3… |
| AS4453 | US |
assigned | 1995-03-01 | 1a884b3335cc… |
| AS4454 | US |
assigned | 1995-03-01 | 441b3f7502c6… |
| AS4456 | US |
assigned | 1995-03-01 | 445bec32f987… |
| AS4459 | US |
assigned | 1995-03-01 | cac8bedf4722… |
| AS4460 | US |
assigned | 1995-03-01 | 701144802526… |
| AS4448 | US |
assigned | 1995-02-27 | abafa31e5229… |
| AS4446 | US |
assigned | 1995-02-23 | f32e20ef30ca… |
| AS4447 | US |
assigned | 1995-02-23 | 4789feef1e03… |
| AS4444 | US |
assigned | 1995-02-22 | ceb0e1fce278… |
| AS4445 | US |
assigned | 1995-02-22 | 8d94230a2495… |
| AS4435 | US |
assigned | 1995-02-17 | 30a479d5d881… |
| AS4436 | US |
assigned | 1995-02-17 | a7f7463af3d3… |
| AS4437 | US |
assigned | 1995-02-17 | 477f09781bb8… |
| AS4438 | US |
assigned | 1995-02-17 | 42aebba81e77… |
| AS4439 | US |
assigned | 1995-02-17 | b19e078b1e9d… |
| AS4440 | US |
assigned | 1995-02-17 | b19e078b1e9d… |
| AS4441 | US |
assigned | 1995-02-17 | b7b6b1bff84d… |
| AS4442 | US |
assigned | 1995-02-17 | c096bf755fee… |
| AS4366 | US |
assigned | 1995-02-15 | 78fc833c0b8b… |
| AS4379 | US |
assigned | 1995-02-15 | 45fe880b68a8… |
| AS4380 | US |
assigned | 1995-02-15 | c096bf755fee… |
| AS4383 | US |
assigned | 1995-02-15 | bdf44844ab2d… |
| AS4384 | US |
assigned | 1995-02-15 | 3053ff33f018… |
| AS4385 | US |
assigned | 1995-02-15 | 4893e8e9b3ed… |
| AS4386 | US |
assigned | 1995-02-15 | 5e7685b67be6… |
| AS4388 | US |
assigned | 1995-02-15 | 37fe01d6d027… |
| AS4389 | US |
assigned | 1995-02-15 | 1f4bc1478d2a… |
| AS4390 | US |
assigned | 1995-02-15 | e661116c4284… |
| AS4391 | US |
assigned | 1995-02-15 | c40829710845… |
| AS4392 | US |
assigned | 1995-02-15 | 027927fc1737… |
| AS4393 | US |
assigned | 1995-02-15 | 01e8f05e744d… |
| AS4394–AS4404 | US |
assigned | 1995-02-15 | 1d8446a22b4a… |
| AS4432 | US |
assigned | 1995-02-15 | 1b3768f89c29… |
| AS4353 | US |
assigned | 1995-02-08 | a5246d6604bd… |
| AS4357 | US |
assigned | 1995-02-08 | c30312d79231… |
| AS4358 | US |
assigned | 1995-02-08 | 0d347f298ee4… |
| AS4359 | US |
assigned | 1995-02-08 | 71ccdd2ae73e… |
| AS4360 | US |
assigned | 1995-02-08 | 5b106ac5353f… |
| AS4361 | US |
assigned | 1995-02-08 | 278d3043dbec… |
| AS4362 | US |
assigned | 1995-02-08 | a6b07609832c… |
| AS4363 | US |
assigned | 1995-02-08 | 3ecd5b1d04a5… |
| AS4364 | US |
assigned | 1995-02-08 | f4656cd10920… |
| AS4365 | US |
assigned | 1995-02-08 | 6adf60ea232e… |
| AS4367 | US |
assigned | 1995-02-08 | 9e88eec48f60… |
| AS4368 | US |
assigned | 1995-02-08 | 9a263ed3b8d1… |
| AS4369 | US |
assigned | 1995-02-08 | ff6f1efe2dd0… |
| AS4370 | US |
assigned | 1995-02-08 | fd2005ae0365… |
| AS4371 | US |
assigned | 1995-02-08 | 1e80d0ea832b… |
| AS4372 | US |
assigned | 1995-02-08 | 92035c59fd9f… |
| AS4373 | US |
assigned | 1995-02-08 | 97979022ad57… |
| AS4375 | US |
assigned | 1995-02-08 | 9d3ea797740d… |
| AS4376 | US |
assigned | 1995-02-08 | 2513e8dec1da… |
| AS4377 | US |
assigned | 1995-02-08 | 798d2c70ba98… |
| AS4327 | US |
assigned | 1995-02-03 | 8c9485eacaf3… |
| AS4326 | US |
assigned | 1995-02-02 | a091b6102abe… |
| AS4316 | US |
assigned | 1995-02-01 | 1d8446a22b4a… |
| AS4318 | US |
assigned | 1995-02-01 | 3f4b23067670… |
| AS4319 | US |
assigned | 1995-02-01 | a461c3f80bad… |
| AS4320 | US |
assigned | 1995-02-01 | e605dbe677ea… |
| AS4321 |  CA |
assigned | 1995-02-01 | ff8cdb5cc883… |
| AS4323 | US |
assigned | 1995-02-01 | e5e3b9c13678… |
| AS4324 | US |
assigned | 1995-02-01 | c65e6f00d628… |
| AS4325 | US |
assigned | 1995-02-01 | a181bfc17354… |
| AS4315 | US |
assigned | 1995-01-31 | c096bf755fee… |
| AS4328–AS4351 | US |
assigned | 1995-01-31 | c096bf755fee… |
| AS4302 | US |
assigned | 1995-01-26 | a181bfc17354… |
| AS4304 | US |
assigned | 1995-01-26 | 5d7eac0c8672… |
| AS4305 | US |
assigned | 1995-01-26 | dc96553f32ad… |
| AS4306 | US |
assigned | 1995-01-26 | af71def428ec… |
| AS4307 | US |
assigned | 1995-01-26 | 15fe6910624f… |
| AS4308 | US |
assigned | 1995-01-26 | 1d7c9ef41cb6… |
| AS4309 | US |
assigned | 1995-01-26 | ad98f40efa42… |
| AS4311 | US |
assigned | 1995-01-26 | 083179c31ee6… |
| AS4312 | US |
assigned | 1995-01-26 | 89a0ec69fae5… |
| AS4313 | US |
assigned | 1995-01-26 | e220ed812a4c… |
| AS4314 | US |
assigned | 1995-01-26 | 4b38da225171… |
| AS4299–AS4301 | US |
assigned | 1995-01-24 | 098ab4e7cac5… |
| AS4271 | US |
assigned | 1995-01-19 | 981bf7af9122… |
| AS4272 | US |
assigned | 1995-01-19 | 0536dfa83384… |
| AS4273 | US |
assigned | 1995-01-19 | 098ab4e7cac5… |
| AS4275 | US |
assigned | 1995-01-19 | be4a58738635… |
| AS4276 | US |
assigned | 1995-01-19 | 30a479d5d881… |
| AS4278 | US |
assigned | 1995-01-19 | d538268083a4… |
| AS4279 | US |
assigned | 1995-01-19 | 9938e9bd2aba… |
| AS4286 | US |
assigned | 1995-01-19 | e220ed812a4c… |
| AS4260 | US |
assigned | 1995-01-18 | 59c8f6c51ee3… |
| AS4261 | US |
assigned | 1995-01-18 | fdbcd0cc55d1… |
| AS4262–AS4269 | US |
assigned | 1995-01-18 | 969c9524ab49… |
| AS4250 | US |
assigned | 1995-01-13 | 7b3cc8550ec4… |
| AS4252 | US |
assigned | 1995-01-13 | 45fe880b68a8… |
| AS4253 | US |
assigned | 1995-01-13 | 2caec606ae8c… |
| AS4254 | US |
assigned | 1995-01-13 | c096bf755fee… |
| AS4255 | US |
assigned | 1995-01-13 | 965e9ca560aa… |
| AS4256 | US |
assigned | 1995-01-13 | d2985caa1534… |
| AS4257 | US |
assigned | 1995-01-13 | e645ff05b658… |
| AS4258 | US |
assigned | 1995-01-13 | e5109a91de4e… |
| AS4233 | US |
assigned | 1995-01-11 | 01b0017a102d… |
| AS4234 | US |
assigned | 1995-01-11 | 8d48e0b1405a… |
| AS4235 | US |
assigned | 1995-01-11 | 55a4344e2fd2… |