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 |
|---|---|---|---|---|
| AS4525 |  US |
assigned | 1995-04-12 | dd8691d4903c… |
| AS4526 | US |
assigned | 1995-04-12 | 098ab4e7cac5… |
| AS4529 | US |
assigned | 1995-04-12 | 9f3d57ae9d09… |
| AS4531 | US |
assigned | 1995-04-12 | 8eb8b9fb1d36… |
| AS4532 | US |
assigned | 1995-04-12 | 50e6374f40c5… |
| AS4533 | US |
assigned | 1995-04-12 | 8011cfe5d933… |
| AS4516 |  IL |
assigned | 1995-04-07 | 868d4b375e18… |
| AS4518 | US |
assigned | 1995-04-07 | e9ce96f7d604… |
| AS4519 | US |
assigned | 1995-04-07 | 7a9f066525e0… |
| AS4520 | US |
assigned | 1995-04-07 | 24cf4cb02dd4… |
| AS4521 | US |
assigned | 1995-04-07 | 543df0738e89… |
| AS4522 | US |
assigned | 1995-04-07 | 82f1ac751b0b… |
| AS4523 | US |
assigned | 1995-04-07 | 535d44b441d5… |
| AS4509–AS4510 |  CA |
assigned | 1995-04-05 | 58099ebcb100… |
| AS4511 | US |
assigned | 1995-04-05 | d756d4b9399a… |
| AS4512 | US |
assigned | 1995-04-05 | 51be7154a225… |
| AS4513 | US |
assigned | 1995-04-05 | 2908fc017227… |
| AS4500 | US |
assigned | 1995-04-04 | 9bc2c17d5950… |
| AS4501 | US |
assigned | 1995-04-04 | cdd84ebb08e4… |
| AS4502 | US |
assigned | 1995-04-04 | 5739fd8682df… |
| AS4503 | US |
assigned | 1995-04-04 | 5bae91ccd0ba… |
| AS4506 | US |
assigned | 1995-04-04 | 17a233dbacbb… |
| AS4507 | CA |
assigned | 1995-04-04 | cff32f4318ab… |
| AS5053 | US |
assigned | 1995-03-31 | aaeedb98bccf… |
| AS5047 | US |
assigned | 1995-03-29 | 7f3c87ffa3ff… |
| AS5048 | US |
assigned | 1995-03-29 | 88235e605cd1… |
| AS5049 | US |
assigned | 1995-03-29 | 570cc0afe505… |
| AS5050 | US |
assigned | 1995-03-29 | 1fd660ca4c6c… |
| AS5052 | US |
assigned | 1995-03-29 | 45fe880b68a8… |
| AS5046 | US |
assigned | 1995-03-24 | 422628982f41… |
| AS5025 | US |
assigned | 1995-03-23 | 2f7c94f6f9ac… |
| AS5031 | US |
assigned | 1995-03-23 | 45fe880b68a8… |
| AS5034 | US |
assigned | 1995-03-23 | 19f8b1959395… |
| AS5035 | US |
assigned | 1995-03-23 | a8e50b2ccb18… |
| AS5036 | US |
assigned | 1995-03-23 | 4bdb7dd667bc… |
| AS5037 | US |
assigned | 1995-03-23 | 45fe880b68a8… |
| AS5038 | US |
assigned | 1995-03-23 | 709f5072e5e9… |
| AS5039 | US |
assigned | 1995-03-23 | 572b352542c7… |
| AS5040 | US |
assigned | 1995-03-23 | 99cfeaf147cf… |
| AS5042 | US |
assigned | 1995-03-23 | bb91c694eaae… |
| AS5043 | US |
assigned | 1995-03-23 | 3f0b80075bfa… |
| AS5044–AS5045 | US |
assigned | 1995-03-23 | 2f7c94f6f9ac… |
| AS5026 | US |
assigned | 1995-03-22 | 0b2c1d3621f7… |
| AS5027 | US |
assigned | 1995-03-22 | d1286202003f… |
| AS5028 | US |
assigned | 1995-03-22 | 2b7c20e4796d… |
| AS5029 | US |
assigned | 1995-03-22 | 9cc929cb07d7… |
| AS5030 | US |
assigned | 1995-03-22 | 0177106b7dbf… |
| AS5024 | US |
assigned | 1995-03-16 | 92ea239fde92… |
| AS4497 | US |
assigned | 1995-03-15 | 96cec03cdb0d… |
| AS4498 | US |
assigned | 1995-03-15 | fa077778869c… |
| AS4499 | US |
assigned | 1995-03-15 | f8b55a7724b8… |
| AS5000 | US |
assigned | 1995-03-15 | 278d3043dbec… |
| AS5001 | US |
assigned | 1995-03-15 | 38383bd2531c… |
| AS5002 | US |
assigned | 1995-03-15 | 81e05477cc28… |
| AS5004 | US |
assigned | 1995-03-15 | 3d06771be738… |
| AS5006 | US |
assigned | 1995-03-15 | f9bdc9d330fa… |
| AS5007 | US |
assigned | 1995-03-15 | d159c09a134c… |
| AS5009 | US |
assigned | 1995-03-15 | 4cbfdfccc395… |
| AS5010 | US |
assigned | 1995-03-15 | 7be1247a6620… |
| AS5011 | US |
assigned | 1995-03-15 | bdf44844ab2d… |
| AS5012 | US |
assigned | 1995-03-15 | bdf44844ab2d… |
| AS5013 | US |
assigned | 1995-03-15 | bdf44844ab2d… |
| AS5014 | US |
assigned | 1995-03-15 | bdf44844ab2d… |
| AS5015 | US |
assigned | 1995-03-15 | 9af984f90268… |
| AS5016 | US |
assigned | 1995-03-15 | c096bf755fee… |
| AS5019 | US |
assigned | 1995-03-15 | d9431cf21a80… |
| AS5020 | US |
assigned | 1995-03-15 | e0e2dd6ed30a… |
| AS5021 | US |
assigned | 1995-03-15 | bdf44844ab2d… |
| AS5023 | US |
assigned | 1995-03-15 | 95c463289f8b… |
| AS4469 | CA |
assigned | 1995-03-08 | 15c020d18b75… |
| AS4470 | CA |
assigned | 1995-03-08 | f512ee687f6c… |
| AS4471 | US |
assigned | 1995-03-08 | cdd84ebb08e4… |
| AS4472 | US |
assigned | 1995-03-08 | 26974ac597f6… |
| AS4473 | US |
assigned | 1995-03-08 | 81e05477cc28… |
| AS4477 | US |
assigned | 1995-03-08 | 658ffdc1e605… |
| AS4478 | US |
assigned | 1995-03-08 | 97f0e759ccf3… |
| AS4479 | US |
assigned | 1995-03-08 | a03e253fddbd… |
| AS4480 | US |
assigned | 1995-03-08 | bdf44844ab2d… |
| AS4481 | US |
assigned | 1995-03-08 | bdf44844ab2d… |
| AS4482 | US |
assigned | 1995-03-08 | bdf44844ab2d… |
| AS4483 | US |
assigned | 1995-03-08 | bdf44844ab2d… |
| AS4484 | US |
assigned | 1995-03-08 | bdf44844ab2d… |
| AS4485 | US |
assigned | 1995-03-08 | bdf44844ab2d… |
| AS4486 | US |
assigned | 1995-03-08 | bdf44844ab2d… |
| AS4487 | US |
assigned | 1995-03-08 | bdf44844ab2d… |
| AS4488 | US |
assigned | 1995-03-08 | bdf44844ab2d… |
| AS4489 | US |
assigned | 1995-03-08 | bdf44844ab2d… |
| AS4490 | US |
assigned | 1995-03-08 | bdf44844ab2d… |
| AS4491 | US |
assigned | 1995-03-08 | 36b0ca295026… |
| AS4494 | US |
assigned | 1995-03-08 | 530877b9b07a… |
| AS4495 | CA |
assigned | 1995-03-08 | b28e00ace772… |
| AS4496 | US |
assigned | 1995-03-08 | 282994ac1815… |
| AS4463 | US |
assigned | 1995-03-05 | f186c4ff7b24… |
| AS4464 | US |
assigned | 1995-03-05 | 1134abbd4ff7… |
| AS4465 | US |
assigned | 1995-03-05 | 81e05477cc28… |
| AS4466 | US |
assigned | 1995-03-05 | 81e05477cc28… |
| AS4467 | US |
assigned | 1995-03-05 | 81e05477cc28… |
| AS4468 | US |
assigned | 1995-03-05 | 81e05477cc28… |
| AS4449 | US |
assigned | 1995-03-01 | 7a25a27641ec… |
| AS4450 | US |
assigned | 1995-03-01 | f8b55a7724b8… |