Unclassified
Not enough sources, unclear purpose, or conflicting classifications
- ASNs
- 87,670
- 69.5% of all ASNs
- Routed ASNs
- 54,020
- 61.6% of this type
- IPv4 addresses
- 916.1M
- 26.7% of global
- IPv6 /48s
- 3.63B
- 29.2% of global
Routing data · Oct 27, 2026, 16:20 UTC
Unclassified ASN ranking
| Rank | ASN | Name | Country/region | IPv4 addresses | IPv6 /48s | Prefixes |
|---|---|---|---|---|---|---|
| 51351 | AS142730 | China Education and Research Network (CERNET) |  China | 0 | 65,536 | 1 |
| 51352 | AS142731 | China Education and Research Network (CERNET) | China | 0 | 65,536 | 1 |
| 51353 | AS142732 | China Education and Research Network (CERNET) | China | 0 | 65,536 | 1 |
| 51354 | AS142733 | China Education and Research Network (CERNET) | China | 0 | 65,536 | 1 |
| 51355 | AS142734 | China Education and Research Network (CERNET) | China | 0 | 65,536 | 1 |
| 51356 | AS142735 | China Education and Research Network (CERNET) | China | 0 | 65,536 | 1 |
| 51357 | AS142736 | China Education and Research Network (CERNET) | China | 0 | 65,536 | 1 |
| 51358 | AS142737 | China Education and Research Network (CERNET) | China | 0 | 65,536 | 1 |
| 51359 | AS142738 | China Education and Research Network (CERNET) | China | 0 | 65,536 | 1 |
| 51360 | AS142739 | China Education and Research Network (CERNET) | China | 0 | 65,536 | 1 |
| 51361 | AS142740 | China Education and Research Network (CERNET) | China | 0 | 65,536 | 1 |
| 51362 | AS142741 | China Education and Research Network (CERNET) | China | 0 | 65,536 | 1 |
| 51363 | AS142742 | China Education and Research Network (CERNET) | China | 0 | 65,536 | 1 |
| 51364 | AS142743 | China Education and Research Network (CERNET) | China | 0 | 65,536 | 1 |
| 51365 | AS142744 | China Education and Research Network (CERNET) | China | 0 | 65,536 | 1 |
| 51366 | AS142745 | China Education and Research Network (CERNET) | China | 0 | 65,536 | 1 |
| 51367 | AS142746 | China Education and Research Network (CERNET) | China | 0 | 65,536 | 1 |
| 51368 | AS142747 | China Education and Research Network (CERNET) | China | 0 | 65,536 | 1 |
| 51369 | AS142748 | China Education and Research Network (CERNET) | China | 0 | 65,536 | 1 |
| 51370 | AS142749 | China Education and Research Network (CERNET) | China | 0 | 65,536 | 1 |
| 51371 | AS142750 | China Education and Research Network (CERNET) | China | 0 | 65,536 | 1 |
| 51372 | AS142751 | China Education and Research Network (CERNET) | China | 0 | 65,536 | 1 |
| 51373 | AS142752 | China Education and Research Network (CERNET) | China | 0 | 65,536 | 1 |
| 51374 | AS142753 | China Education and Research Network (CERNET) | China | 0 | 65,536 | 1 |
| 51375 | AS142754 | China Education and Research Network (CERNET) | China | 0 | 65,536 | 1 |
| 51376 | AS142755 | China Education and Research Network (CERNET) | China | 0 | 65,536 | 1 |
| 51377 | AS142756 | China Education and Research Network (CERNET) | China | 0 | 65,536 | 1 |
| 51378 | AS142757 | China Education and Research Network (CERNET) | China | 0 | 65,536 | 1 |
| 51379 | AS142758 | China Education and Research Network (CERNET) | China | 0 | 65,536 | 1 |
| 51380 | AS142759 | China Education and Research Network (CERNET) | China | 0 | 65,536 | 1 |
| 51381 | AS142760 | China Education and Research Network (CERNET) | China | 0 | 65,536 | 1 |
| 51382 | AS142761 | China Education and Research Network (CERNET) | China | 0 | 65,536 | 1 |
| 51383 | AS142762 | China Education and Research Network (CERNET) | China | 0 | 65,536 | 1 |
| 51384 | AS142841 | China Education and Research Network (CERNET) | China | 0 | 65,536 | 1 |
| 51385 | AS142842 | China Education and Research Network (CERNET) | China | 0 | 65,536 | 1 |
| 51386 | AS142843 | China Education and Research Network (CERNET) | China | 0 | 65,536 | 1 |
| 51387 | AS142844 | China Education and Research Network (CERNET) | China | 0 | 65,536 | 1 |
| 51388 | AS142845 | China Education and Research Network (CERNET) | China | 0 | 65,536 | 1 |
| 51389 | AS142846 | China Education and Research Network (CERNET) | China | 0 | 65,536 | 1 |
| 51390 | AS142847 | China Education and Research Network (CERNET) | China | 0 | 65,536 | 1 |
| 51391 | AS142848 | China Education and Research Network (CERNET) | China | 0 | 65,536 | 1 |
| 51392 | AS142849 | China Education and Research Network (CERNET) | China | 0 | 65,536 | 1 |
| 51393 | AS142850 | China Education and Research Network (CERNET) | China | 0 | 65,536 | 1 |
| 51394 | AS142851 | China Education and Research Network (CERNET) | China | 0 | 65,536 | 1 |
| 51395 | AS142852 | China Education and Research Network (CERNET) | China | 0 | 65,536 | 1 |
| 51396 | AS142853 | China Education and Research Network (CERNET) | China | 0 | 65,536 | 1 |
| 51397 | AS142854 | China Education and Research Network (CERNET) | China | 0 | 65,536 | 1 |
| 51398 | AS142855 | China Education and Research Network (CERNET) | China | 0 | 65,536 | 1 |
| 51399 | AS142856 | China Education and Research Network (CERNET) | China | 0 | 65,536 | 1 |
| 51400 | AS142857 | China Education and Research Network (CERNET) | China | 0 | 65,536 | 1 |