Unclassified
Not enough sources, unclear purpose, or conflicting classifications
- ASNs
- 87,657
- 69.5% of all ASNs
- Routed ASNs
- 53,987
- 61.6% of this type
- IPv4 addresses
- 916.2M
- 26.7% of global
- IPv6 /48s
- 3.59B
- 29.6% of global
Routing data · Oct 25, 2026, 16:19 UTC
Unclassified ASN ranking
| Rank | ASN | Name | Country/region | IPv4 addresses | IPv6 /48s | Prefixes |
|---|---|---|---|---|---|---|
| 56501 | AS4308 | Tezcatlipoca Inc. |  United States | 0 | 0 | 0 |
| 56502 | AS4309 | FMR LLC | United States | 0 | 0 | 0 |
| 56503 | AS4311 | Winfield Communications | United States | 0 | 0 | 0 |
| 56504 | AS4312 | FYI Networks | United States | 0 | 0 | 0 |
| 56505 | AS4313 | Verizon Business | United States | 0 | 0 | 0 |
| 56506 | AS4315 | Headquarters, USAISC | United States | 0 | 0 | 0 |
| 56507 | AS4316 | Houston Associates, Inc. | United States | 0 | 0 | 0 |
| 56508 | AS4317 | Mille Lacs Energy Cooperative | United States | 0 | 0 | 0 |
| 56509 | AS4318 | Freeport-McMoRan Inc. | United States | 0 | 0 | 0 |
| 56510 | AS4320 | Television Audio Support Activity | United States | 0 | 0 | 0 |
| 56511 | AS4321 | Intergrated Network Services Inc. |  Canada | 0 | 0 | 0 |
| 56512 | AS4322 | — | — | 0 | 0 | 0 |
| 56513 | AS4323 | tw telecom | United States | 0 | 0 | 0 |
| 56514 | AS4324 | WhiteHorse Communications, Inc. | United States | 0 | 0 | 0 |
| 56515 | AS4325 | Navy Network Information Center (NNIC) | United States | 0 | 0 | 0 |
| 56516 | AS4326 | TNT Online, Inc. | United States | 0 | 0 | 0 |
| 56517 | AS4327 | Sacramento Network Access, Inc. | United States | 0 | 0 | 0 |
| 56518 | AS4328 | Headquarters, USAISC | United States | 0 | 0 | 0 |
| 56519 | AS4329 | Headquarters, USAISC | United States | 0 | 0 | 0 |
| 56520 | AS4330 | Headquarters, USAISC | United States | 0 | 0 | 0 |
| 56521 | AS4331 | Headquarters, USAISC | United States | 0 | 0 | 0 |
| 56522 | AS4332 | Headquarters, USAISC | United States | 0 | 0 | 0 |
| 56523 | AS4333 | Headquarters, USAISC | United States | 0 | 0 | 0 |
| 56524 | AS4334 | Headquarters, USAISC | United States | 0 | 0 | 0 |
| 56525 | AS4335 | Headquarters, USAISC | United States | 0 | 0 | 0 |
| 56526 | AS4336 | Headquarters, USAISC | United States | 0 | 0 | 0 |
| 56527 | AS4337 | Headquarters, USAISC | United States | 0 | 0 | 0 |
| 56528 | AS4338 | Headquarters, USAISC | United States | 0 | 0 | 0 |
| 56529 | AS4339 | Headquarters, USAISC | United States | 0 | 0 | 0 |
| 56530 | AS4340 | Headquarters, USAISC | United States | 0 | 0 | 0 |
| 56531 | AS4341 | Headquarters, USAISC | United States | 0 | 0 | 0 |
| 56532 | AS4342 | Headquarters, USAISC | United States | 0 | 0 | 0 |
| 56533 | AS4343 | Headquarters, USAISC | United States | 0 | 0 | 0 |
| 56534 | AS4344 | Headquarters, USAISC | United States | 0 | 0 | 0 |
| 56535 | AS4345 | Headquarters, USAISC | United States | 0 | 0 | 0 |
| 56536 | AS4346 | Headquarters, USAISC | United States | 0 | 0 | 0 |
| 56537 | AS4347 | Headquarters, USAISC | United States | 0 | 0 | 0 |
| 56538 | AS4348 | Headquarters, USAISC | United States | 0 | 0 | 0 |
| 56539 | AS4349 | Headquarters, USAISC | United States | 0 | 0 | 0 |
| 56540 | AS4350 | Headquarters, USAISC | United States | 0 | 0 | 0 |
| 56541 | AS4351 | Headquarters, USAISC | United States | 0 | 0 | 0 |
| 56542 | AS4353 | WorldNet Inc. | United States | 0 | 0 | 0 |
| 56543 | AS4357 | Phase IV Systems, Inc. | United States | 0 | 0 | 0 |
| 56544 | AS4359 | Graphics Express | United States | 0 | 0 | 0 |
| 56545 | AS4360 | Agnes Scott College | United States | 0 | 0 | 0 |
| 56546 | AS4362 | Mediapolis, Inc. | United States | 0 | 0 | 0 |
| 56547 | AS4363 | World Ramp Inc. | United States | 0 | 0 | 0 |
| 56548 | AS4365 | Digital Cafe | United States | 0 | 0 | 0 |
| 56549 | AS4368 | Coleman Research Corporation | United States | 0 | 0 | 0 |
| 56550 | AS4369 | InterQuest Inc. | United States | 0 | 0 | 0 |