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
1,645,628,928
📦
IPv4 networks
76,687
delegated blocks
🧭
IPv6 networks
11,336
delegated blocks
🔗
Autonomous systems
34,032
ASNs
// browse the objects
Browse the ARIN registry
| AS | Country | Status | Allocated | Org handle |
|---|---|---|---|---|
| AS40481 |  US |
assigned | 2007-03-01 | e80e2e2f203c… |
| AS40473 |  CA |
assigned | 2007-02-28 | aa1284f96cc4… |
| AS40475 | US |
assigned | 2007-02-28 | 16fb2db622d6… |
| AS40477 | US |
assigned | 2007-02-28 | dae09070f7b3… |
| AS40472 | US |
assigned | 2007-02-27 | b8dc0132b037… |
| AS20195 | US |
assigned | 2007-02-26 | 9004394fd1b1… |
| AS40465 | US |
assigned | 2007-02-26 | 06f4a2f3c488… |
| AS40466 | US |
assigned | 2007-02-26 | be87a6f57401… |
| AS40468 | US |
assigned | 2007-02-26 | e97a6fdfa531… |
| AS40469 | US |
assigned | 2007-02-26 | fa9047cbf718… |
| AS40470 | CA |
assigned | 2007-02-26 | f3e2d071e604… |
| AS10636 | US |
assigned | 2007-02-23 | df25e9c41007… |
| AS31876 | US |
assigned | 2007-02-23 | 749d4f4954d7… |
| AS40456 | US |
assigned | 2007-02-23 | c421a6cf607d… |
| AS40457 | US |
assigned | 2007-02-23 | 378c3a06541a… |
| AS40458 | US |
assigned | 2007-02-23 | 34b0df279437… |
| AS40459 | US |
assigned | 2007-02-23 | 3a677226bf11… |
| AS40452 | US |
assigned | 2007-02-22 | eee4911c1d68… |
| AS40453 | US |
assigned | 2007-02-22 | dc9612b9f898… |
| AS40437 | US |
assigned | 2007-02-21 | 8556a0196999… |
| AS40438 | CA |
assigned | 2007-02-21 | 182ce443ae48… |
| AS40439 | CA |
assigned | 2007-02-21 | 3f8cc1f96491… |
| AS40441 | US |
assigned | 2007-02-21 | 96fd592f5445… |
| AS40443 | US |
assigned | 2007-02-21 | c6c154e59512… |
| AS40444 | US |
assigned | 2007-02-21 | 401fec79237c… |
| AS40504 | US |
assigned | 2007-02-21 | e458cda96686… |
| AS40429 | US |
assigned | 2007-02-20 | e7eee886be9c… |
| AS40430 | US |
assigned | 2007-02-20 | 9e0deb6905c8… |
| AS40431 | US |
assigned | 2007-02-20 | abffef4719c0… |
| AS40432 | US |
assigned | 2007-02-20 | 8cd9997ab8df… |
| AS40434 | US |
assigned | 2007-02-20 | e2e0e0e2dfa6… |
| AS40436 | CA |
assigned | 2007-02-20 | 78ecde9587f9… |
| AS32185 | US |
assigned | 2007-02-16 | 3b0e8e802021… |
| AS40418 | US |
assigned | 2007-02-16 | 928ac9a97219… |
| AS40422 | US |
assigned | 2007-02-16 | e1a0ce30b664… |
| AS40423 | US |
assigned | 2007-02-16 | 94ecf438e30d… |
| AS40425 | US |
assigned | 2007-02-16 | f4d74c14df47… |
| AS40426 | US |
assigned | 2007-02-16 | 6ac9e8ec86fb… |
| AS40427 | US |
assigned | 2007-02-16 | 4a85ebd08c6c… |
| AS40428 | US |
assigned | 2007-02-16 | df84cd442bfc… |
| AS23406 | US |
assigned | 2007-02-15 | 70cfee7a8a78… |
| AS23409 | US |
assigned | 2007-02-15 | ada1cdc7fa84… |
| AS40413 | US |
assigned | 2007-02-15 | 00b95c4f34b2… |
| AS40414 |  PR |
assigned | 2007-02-15 | ad331bb839b9… |
| AS40415 | US |
assigned | 2007-02-15 | 829897efad8b… |
| AS40416 | CA |
assigned | 2007-02-15 | 03dedc872db9… |
| AS22150 | US |
assigned | 2007-02-14 | ba3e9c605d44… |
| AS40408 | US |
assigned | 2007-02-13 | 7311c9b95816… |
| AS40410 | US |
assigned | 2007-02-13 | 20badb638f8b… |
| AS40405 | US |
assigned | 2007-02-12 | baaff1132ef0… |
| AS40406 | US |
assigned | 2007-02-12 | 4b2a7066ff1e… |
| AS40407 | US |
assigned | 2007-02-12 | fccb4772b33f… |
| AS40402 | US |
assigned | 2007-02-09 | 4012f6cae25d… |
| AS40391 | US |
assigned | 2007-02-08 | f29ddc5dc190… |
| AS40392 | CA |
assigned | 2007-02-08 | e554b633e739… |
| AS40393 | US |
assigned | 2007-02-08 | f9556031c476… |
| AS40394 | US |
assigned | 2007-02-08 | 87addbbc9c1a… |
| AS40395 | US |
assigned | 2007-02-08 | ffebaf88835b… |
| AS40398 |  BB |
assigned | 2007-02-08 | 7c90a6223005… |
| AS40383 | CA |
assigned | 2007-02-07 | dcd08486c35a… |
| AS40385 | US |
assigned | 2007-02-07 | 07e00009e36a… |
| AS40387 | US |
assigned | 2007-02-07 | 766d754ce675… |
| AS40389 | US |
assigned | 2007-02-07 | 8a2c0d3a8088… |
| AS40390 | US |
assigned | 2007-02-07 | 1e14a90e6ff2… |
| AS40371 | US |
assigned | 2007-02-06 | a2357ce5fafd… |
| AS40372 | US |
assigned | 2007-02-06 | 6fef221326d5… |
| AS40373 | US |
assigned | 2007-02-06 | 8e6657ac05ba… |
| AS40374 | US |
assigned | 2007-02-06 | 4ce508de18d3… |
| AS40375 | US |
assigned | 2007-02-06 | 790b0a93a5f1… |
| AS40376 | US |
assigned | 2007-02-06 | 790b0a93a5f1… |
| AS40377 | US |
assigned | 2007-02-06 | b190c662ced6… |
| AS40379 | US |
assigned | 2007-02-06 | 9bacdc8676cf… |
| AS40382 | US |
assigned | 2007-02-06 | 03a704417a7e… |
| AS10353 | US |
assigned | 2007-02-05 | 400243554a7c… |
| AS40370 | US |
assigned | 2007-02-05 | 320de52c7e81… |
| AS40361 | US |
assigned | 2007-02-02 | 8d8da22b1cc9… |
| AS40362 | US |
assigned | 2007-02-02 | e2e3d3a8e3f4… |
| AS40363 | US |
assigned | 2007-02-02 | ed9889b49bd7… |
| AS40364 | US |
assigned | 2007-02-02 | c53e4b620569… |
| AS40366 | US |
assigned | 2007-02-02 | 7ff4657524d9… |
| AS40354 | US |
assigned | 2007-02-01 | cc15c088ac20… |
| AS40358 | US |
assigned | 2007-02-01 | a530d7d6e475… |
| AS40349 | US |
assigned | 2007-01-31 | dc29656f875f… |
| AS40351 | US |
assigned | 2007-01-31 | 8b97ad7601a8… |
| AS40338 | US |
assigned | 2007-01-30 | da8c71fc9ca7… |
| AS40339 | US |
assigned | 2007-01-30 | 38d281ba0c14… |
| AS40340 | US |
assigned | 2007-01-30 | aa0da1f92111… |
| AS40341 | US |
assigned | 2007-01-30 | fca460f9d966… |
| AS40345 |  MX |
assigned | 2007-01-30 | 6beb28205db8… |
| AS40348 | US |
assigned | 2007-01-30 | 7649aa3823fa… |
| AS40330 | US |
assigned | 2007-01-29 | 6cd58d6e73f4… |
| AS40332 | CA |
assigned | 2007-01-29 | 7b024f29610f… |
| AS40335 | US |
assigned | 2007-01-29 | a18b990bce3f… |
| AS40336 | US |
assigned | 2007-01-29 | 6738433b0e85… |
| AS40328 | US |
assigned | 2007-01-26 | 891ed38ff2fb… |
| AS31755 | US |
assigned | 2007-01-25 | 04c3f68e2fad… |
| AS31783 | US |
assigned | 2007-01-25 | 8fef832241a4… |
| AS40317 | US |
assigned | 2007-01-25 | 6e94d2cdebb3… |
| AS40319 | US |
assigned | 2007-01-25 | 8925e76f7f39… |
| AS40320 | US |
assigned | 2007-01-25 | 3338213535ca… |