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 |
|---|---|---|---|---|
| AS1658 |  US |
assigned | 1991-12-30 | 7882725f5e80… |
| AS1740 | US |
assigned | 1991-12-30 | 81e05477cc28… |
| AS1358 | US |
assigned | 1991-09-30 | a6a7e0a58963… |
| AS1357 | US |
assigned | 1991-09-24 | ef11a4dba40f… |
| AS1361 | US |
assigned | 1991-09-22 | a181bfc17354… |
| AS1362 | US |
assigned | 1991-09-22 | a181bfc17354… |
| AS1363 | US |
assigned | 1991-09-22 | a181bfc17354… |
| AS1364 | US |
assigned | 1991-09-22 | a181bfc17354… |
| AS1365 | US |
assigned | 1991-09-22 | a181bfc17354… |
| AS1366 | US |
assigned | 1991-09-22 | a181bfc17354… |
| AS1367 | US |
assigned | 1991-09-22 | a181bfc17354… |
| AS1368 | US |
assigned | 1991-09-22 | a181bfc17354… |
| AS1369 | US |
assigned | 1991-09-22 | a181bfc17354… |
| AS1370 | US |
assigned | 1991-09-22 | a181bfc17354… |
| AS1371 | US |
assigned | 1991-09-22 | a181bfc17354… |
| AS1372 | US |
assigned | 1991-09-22 | a181bfc17354… |
| AS1373 | US |
assigned | 1991-09-22 | a181bfc17354… |
| AS1374 | US |
assigned | 1991-09-22 | a181bfc17354… |
| AS1375 | US |
assigned | 1991-09-22 | a181bfc17354… |
| AS1376 | US |
assigned | 1991-09-22 | a181bfc17354… |
| AS1377 | US |
assigned | 1991-09-22 | a181bfc17354… |
| AS1354 | US |
assigned | 1991-09-18 | 12610d18ad20… |
| AS1351 | US |
assigned | 1991-09-17 | bab0d09bf6fb… |
| AS1347 | US |
assigned | 1991-09-12 | f9bdc9d330fa… |
| AS1348 | US |
assigned | 1991-09-12 | a2148e8a1ee1… |
| AS1350 | US |
assigned | 1991-09-12 | e91079afe29a… |
| AS1343 | US |
assigned | 1991-09-03 | 6d77cb1b00b1… |
| AS1344 | US |
assigned | 1991-09-03 | a181bfc17354… |
| AS1345 | US |
assigned | 1991-09-03 | a181bfc17354… |
| AS1346 | US |
assigned | 1991-09-03 | a181bfc17354… |
| AS1319 | US |
assigned | 1991-08-23 | a181bfc17354… |
| AS1320 | US |
assigned | 1991-08-23 | a181bfc17354… |
| AS1341 | US |
assigned | 1991-08-23 | 7617b821cd28… |
| AS1285 | US |
assigned | 1991-08-12 | 3478cdf48ea9… |
| AS1317 | US |
assigned | 1991-08-08 | a181bfc17354… |
| AS1316 | US |
assigned | 1991-08-07 | 2d90cbf4f78e… |
| AS1314 | US |
assigned | 1991-08-02 | 45fe880b68a8… |
| AS1280 | US |
assigned | 1991-07-31 | ff47ad72d842… |
| AS1281 | US |
assigned | 1991-07-31 | 37fe01d6d027… |
| AS1282 | US |
assigned | 1991-07-31 | 37fe01d6d027… |
| AS1283 | US |
assigned | 1991-07-31 | 37fe01d6d027… |
| AS1284 | US |
assigned | 1991-07-31 | 37fe01d6d027… |
| AS1313 | US |
assigned | 1991-07-24 | ed8c5a64626b… |
| AS1311 | US |
assigned | 1991-07-19 | 27a2fec661e4… |
| AS1312 | US |
assigned | 1991-07-19 | 6d198a372145… |
| AS1278 | US |
assigned | 1991-07-13 | a87bc003885b… |
| AS1310 | US |
assigned | 1991-07-08 | 826eff217725… |
| AS1262 | US |
assigned | 1991-06-27 | 2d90cbf4f78e… |
| AS1263 | US |
assigned | 1991-06-27 | 2d90cbf4f78e… |
| AS1264 | US |
assigned | 1991-06-27 | c096bf755fee… |
| AS1265 | US |
assigned | 1991-06-27 | b31b34bc7a91… |
| AS1266 | US |
assigned | 1991-06-27 | a181bfc17354… |
| AS1276 | US |
assigned | 1991-06-20 | 3d7774aef87b… |
| AS1298 | US |
assigned | 1991-06-19 | 45fe880b68a8… |
| AS806 |  CA |
assigned | 1991-06-17 | 84344661f626… |
| AS1261 | US |
assigned | 1991-06-17 | b3b39d80d24a… |
| AS1295 | US |
assigned | 1991-06-04 | b38f9b23fd4a… |
| AS1293 | US |
assigned | 1991-05-24 | acd8ae27f732… |
| AS1294 | US |
assigned | 1991-05-24 | c0596c9d1e12… |
| AS1291 | US |
assigned | 1991-05-16 | 45fe880b68a8… |
| AS1259 | US |
assigned | 1991-05-14 | c096bf755fee… |
| AS1258 | US |
assigned | 1991-05-03 | 57faeb461b3e… |
| AS1256 | US |
assigned | 1991-04-26 | 5d2d064a92b4… |
| AS1254 | US |
assigned | 1991-04-24 | 2d90cbf4f78e… |
| AS1255 | US |
assigned | 1991-04-24 | 2a10cb2b9cdc… |
| AS1249 | US |
assigned | 1991-04-18 | 8600d3e98608… |
| AS1260 | US |
assigned | 1991-04-17 | bdf44844ab2d… |
| AS1247 | US |
assigned | 1991-04-12 | 45fe880b68a8… |
| AS1252 | US |
assigned | 1991-04-12 | 0b05069aceff… |
| AS1244 | US |
assigned | 1991-04-09 | fc99369c2cf2… |
| AS1245 | US |
assigned | 1991-04-09 | bdf44844ab2d… |
| AS1243 | US |
assigned | 1991-04-03 | c096bf755fee… |
| AS1242 | US |
assigned | 1991-03-26 | bdf44844ab2d… |
| AS1238 | US |
assigned | 1991-03-25 | 3cdb2f693b16… |
| AS1239 | US |
assigned | 1991-03-25 | 37fe01d6d027… |
| AS1240 | US |
assigned | 1991-03-25 | 37fe01d6d027… |
| AS1236 | US |
assigned | 1991-03-13 | 61efc8c8208c… |
| AS1226 | US |
assigned | 1991-02-28 | f35f3d727528… |
| AS1227 | US |
assigned | 1991-02-28 | abca6759f071… |
| AS1224 | US |
assigned | 1991-02-25 | 429b686766c4… |
| AS1222 | US |
assigned | 1991-02-22 | 5f1c982742dc… |
| AS1223 | US |
assigned | 1991-02-22 | 0a40e3c91a3a… |
| AS1220 | US |
assigned | 1991-02-06 | 551b723eafd6… |
| AS1215 | US |
assigned | 1991-01-30 | 3f31a826c3a4… |
| AS1216 | US |
assigned | 1991-01-30 | 3f31a826c3a4… |
| AS1217 | US |
assigned | 1991-01-30 | 3f31a826c3a4… |
| AS1218 | US |
assigned | 1991-01-30 | 3f31a826c3a4… |
| AS1219 | US |
assigned | 1991-01-30 | 3f31a826c3a4… |
| AS1206 | US |
assigned | 1991-01-11 | 1fd660ca4c6c… |
| AS1207 | US |
assigned | 1991-01-11 | 1fd660ca4c6c… |
| AS1209 | US |
assigned | 1991-01-11 | a181bfc17354… |
| AS2 | US |
assigned | 1991-01-10 | 279fb28df10a… |
| AS1208 | US |
assigned | 1991-01-10 | 45fe880b68a8… |
| AS1202 | US |
assigned | 1990-12-20 | 2d90cbf4f78e… |
| AS1204 | US |
assigned | 1990-12-20 | 7d734738da3f… |
| AS798 | US |
assigned | 1990-12-18 | c096bf755fee… |
| AS799 | US |
assigned | 1990-12-18 | c096bf755fee… |
| AS1201 | US |
assigned | 1990-12-18 | e718648e30b6… |
| AS791 | US |
assigned | 1990-12-13 | 0a40e3c91a3a… |
| AS792–AS794 | US |
assigned | 1990-12-13 | 3f31a826c3a4… |