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 |
|---|---|---|---|---|
| AS16543 |  CA |
assigned | 2000-05-11 | 6fc38c690339… |
| AS16538 |  US |
assigned | 2000-05-10 | 12c8fbee5b26… |
| AS1785 | US |
assigned | 2000-05-09 | 6c065d5b54b8… |
| AS16527 | US |
assigned | 2000-05-09 | bd395715a69c… |
| AS16530 | US |
assigned | 2000-05-09 | ebbf6ce8f4dc… |
| AS16532 | CA |
assigned | 2000-05-09 | 739053b97948… |
| AS16526 | US |
assigned | 2000-05-08 | d3f7999eda1e… |
| AS1691 | CA |
assigned | 2000-05-05 | 0e702695cc8d… |
| AS16513 | US |
assigned | 2000-05-05 | cdf0ec2843ac… |
| AS16514 | US |
assigned | 2000-05-05 | 73697454d285… |
| AS16515 | US |
assigned | 2000-05-05 | c2dfb9e7c865… |
| AS16518 | US |
assigned | 2000-05-05 | 0d72186b4f4f… |
| AS16519 | US |
assigned | 2000-05-05 | 4f908bbea7b9… |
| AS16524 | US |
assigned | 2000-05-05 | e197e7613136… |
| AS116 | US |
assigned | 2000-05-04 | 41d606401cb6… |
| AS16503 | US |
assigned | 2000-05-04 | 34d342be0361… |
| AS16507 | US |
assigned | 2000-05-04 | 90d5ca4c4c59… |
| AS16509 | US |
assigned | 2000-05-04 | bda9ea2b27b8… |
| AS16510 | US |
assigned | 2000-05-04 | a9a74c6651c6… |
| AS16481 | US |
assigned | 2000-05-03 | 7abfc218c065… |
| AS16482 | US |
assigned | 2000-05-03 | 68ddf6a7f69b… |
| AS16484 | US |
assigned | 2000-05-03 | 6c065d5b54b8… |
| AS16489 | US |
assigned | 2000-05-03 | cecb4c33bbf2… |
| AS16490 | US |
assigned | 2000-05-03 | 6054d4cab403… |
| AS16492 | US |
assigned | 2000-05-03 | e14d3971eac2… |
| AS16493 | US |
assigned | 2000-05-03 | 3f2c2986282f… |
| AS16498 | US |
assigned | 2000-05-03 | 3afc2ebefc2b… |
| AS16500 | US |
assigned | 2000-05-03 | 3f4c24b40a94… |
| AS16440–AS16454 | US |
assigned | 2000-05-01 | 43dff98f7079… |
| AS16456–AS16460 | US |
assigned | 2000-05-01 | 43dff98f7079… |
| AS16461 | US |
assigned | 2000-05-01 | f5349f9aa8d5… |
| AS16463 | US |
assigned | 2000-05-01 | e4979b032cf7… |
| AS16464 | US |
assigned | 2000-05-01 | 084a62931b46… |
| AS16467 | US |
assigned | 2000-05-01 | b2ed8ec67894… |
| AS16469 | US |
assigned | 2000-05-01 | 2c8b166870cf… |
| AS16470 | US |
assigned | 2000-05-01 | 580d8ee5dbe1… |
| AS16472 | US |
assigned | 2000-05-01 | f4eeba15c196… |
| AS16473 | US |
assigned | 2000-05-01 | 81e05477cc28… |
| AS16474 | US |
assigned | 2000-05-01 | e873c598b190… |
| AS16435 | US |
assigned | 2000-04-28 | ed6e59d08acd… |
| AS16422 | US |
assigned | 2000-04-27 | b2912358a66c… |
| AS16423 | US |
assigned | 2000-04-27 | 7f1406903bc3… |
| AS16425 | US |
assigned | 2000-04-27 | f57036a35d7c… |
| AS16430 | US |
assigned | 2000-04-27 | 0b1af13cc8ae… |
| AS16431 | US |
assigned | 2000-04-27 | 97acdc011832… |
| AS16401 | US |
assigned | 2000-04-26 | ad857d85524b… |
| AS16403 | US |
assigned | 2000-04-26 | 5b8ffb625ebf… |
| AS16404 | US |
assigned | 2000-04-26 | 0916f907d402… |
| AS16406 | US |
assigned | 2000-04-26 | 74b145153d66… |
| AS16410 | US |
assigned | 2000-04-26 | 20ac81044fd8… |
| AS16413 |  BM |
assigned | 2000-04-26 | 5f3d64c63627… |
| AS16414 | CA |
assigned | 2000-04-26 | 3cfb22ee50e2… |
| AS16415 | US |
assigned | 2000-04-26 | 9d511015ff44… |
| AS16385 | US |
assigned | 2000-04-25 | ce67586c68fc… |
| AS16391 | US |
assigned | 2000-04-25 | ee83a60c20fe… |
| AS16392 | US |
assigned | 2000-04-25 | fec15bf63d07… |
| AS16399 | US |
assigned | 2000-04-25 | b0c60d50c903… |
| AS15356 | US |
assigned | 2000-04-21 | 31b8f6ac50b8… |
| AS4355 | US |
assigned | 2000-04-20 | 6c065d5b54b8… |
| AS15348 | CA |
assigned | 2000-04-20 | 3fe77e1e509c… |
| AS15334 | US |
assigned | 2000-04-19 | e873c598b190… |
| AS15335 | US |
assigned | 2000-04-19 | 3c6845cc35a4… |
| AS15337 | US |
assigned | 2000-04-19 | f8fdd1b799ca… |
| AS15340 | US |
assigned | 2000-04-19 | b524b6c311d0… |
| AS15341 | US |
assigned | 2000-04-19 | 98e6c615fd07… |
| AS15342 | US |
assigned | 2000-04-19 | 1d64cbf835a3… |
| AS15343 | US |
assigned | 2000-04-19 | 520a13dbf4cc… |
| AS15320 | US |
assigned | 2000-04-18 | f57036a35d7c… |
| AS15327 | US |
assigned | 2000-04-18 | f0bdcdea9c66… |
| AS15330 | US |
assigned | 2000-04-18 | 6ada2dfe397d… |
| AS15315 | US |
assigned | 2000-04-17 | 7a73cca250d9… |
| AS15316 | US |
assigned | 2000-04-17 | 7a73cca250d9… |
| AS4017 | US |
assigned | 2000-04-14 | e220ed812a4c… |
| AS15291 | US |
assigned | 2000-04-14 | d1f339c3278a… |
| AS15293 | US |
assigned | 2000-04-14 | ab226dc561ca… |
| AS15296 | CA |
assigned | 2000-04-14 | 5ebd35988c15… |
| AS15297 | US |
assigned | 2000-04-14 | 8eb2ebb54786… |
| AS15300 | US |
assigned | 2000-04-14 | 1ae83f1b9cca… |
| AS15303 | US |
assigned | 2000-04-14 | 207a0ee66074… |
| AS15305 | US |
assigned | 2000-04-14 | e346b68a5c07… |
| AS15306 | US |
assigned | 2000-04-14 | 50a86680a3fb… |
| AS15307 | US |
assigned | 2000-04-14 | a1ff7077d422… |
| AS15308 | US |
assigned | 2000-04-14 | e220ed812a4c… |
| AS15314 | US |
assigned | 2000-04-14 | f3495b475762… |
| AS15288 | US |
assigned | 2000-04-13 | ec243b36fc4f… |
| AS15290 | US |
assigned | 2000-04-13 | 34d342be0361… |
| AS253 | US |
assigned | 2000-04-12 | 9f14454567a6… |
| AS1225 | US |
assigned | 2000-04-12 | 9f14454567a6… |
| AS15267 | US |
assigned | 2000-04-12 | 42deec352848… |
| AS15268 | US |
assigned | 2000-04-12 | f70accfeff89… |
| AS15270 | US |
assigned | 2000-04-12 | 6c065d5b54b8… |
| AS15271 | US |
assigned | 2000-04-12 | 08a7b1ea5f93… |
| AS15275 | US |
assigned | 2000-04-12 | 1666f64ea616… |
| AS15278 | US |
assigned | 2000-04-12 | 2a8fac469468… |
| AS15279 | US |
assigned | 2000-04-12 | 11c20df1e6b1… |
| AS15283 | CA |
assigned | 2000-04-12 | 0f7666e5446e… |
| AS15255 | US |
assigned | 2000-04-11 | a433c15ac3b3… |
| AS15259 | US |
assigned | 2000-04-11 | 451ee4293cd3… |
| AS15260 | US |
assigned | 2000-04-11 | 6a2bec1ff1c3… |
| AS15263 | US |
assigned | 2000-04-11 | 30d1049d197f… |