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, 14:20 UTC
Unclassified ASN ranking
| Rank | ASN | Name | Country/region | IPv4 addresses | IPv6 /48s | Prefixes |
|---|---|---|---|---|---|---|
| 51851 | AS145313 | China Education and Research Network (CERNET) |  China | 0 | 65,536 | 1 |
| 51852 | AS145314 | China Education and Research Network (CERNET) | China | 0 | 65,536 | 1 |
| 51853 | AS145315 | China Education and Research Network (CERNET) | China | 0 | 65,536 | 1 |
| 51854 | AS145316 | China Education and Research Network (CERNET) | China | 0 | 65,536 | 1 |
| 51855 | AS145317 | China Education and Research Network (CERNET) | China | 0 | 65,536 | 1 |
| 51856 | AS145318 | China Education and Research Network (CERNET) | China | 0 | 65,536 | 1 |
| 51857 | AS145319 | China Education and Research Network (CERNET) | China | 0 | 65,536 | 1 |
| 51858 | AS145320 | China Education and Research Network (CERNET) | China | 0 | 65,536 | 1 |
| 51859 | AS145321 | China Education and Research Network (CERNET) | China | 0 | 65,536 | 1 |
| 51860 | AS145322 | China Education and Research Network (CERNET) | China | 0 | 65,536 | 1 |
| 51861 | AS145323 | China Education and Research Network (CERNET) | China | 0 | 65,536 | 1 |
| 51862 | AS145324 | China Education and Research Network (CERNET) | China | 0 | 65,536 | 1 |
| 51863 | AS145325 | China Education and Research Network (CERNET) | China | 0 | 65,536 | 1 |
| 51864 | AS145326 | China Education and Research Network (CERNET) | China | 0 | 65,536 | 1 |
| 51865 | AS145327 | China Education and Research Network (CERNET) | China | 0 | 65,536 | 1 |
| 51866 | AS145328 | China Education and Research Network (CERNET) | China | 0 | 65,536 | 1 |
| 51867 | AS145329 | China Education and Research Network (CERNET) | China | 0 | 65,536 | 1 |
| 51868 | AS145330 | China Education and Research Network (CERNET) | China | 0 | 65,536 | 1 |
| 51869 | AS145331 | China Education and Research Network (CERNET) | China | 0 | 65,536 | 1 |
| 51870 | AS145332 | China Education and Research Network (CERNET) | China | 0 | 65,536 | 1 |
| 51871 | AS145333 | China Education and Research Network (CERNET) | China | 0 | 65,536 | 1 |
| 51872 | AS145334 | China Education and Research Network (CERNET) | China | 0 | 65,536 | 1 |
| 51873 | AS145335 | China Education and Research Network (CERNET) | China | 0 | 65,536 | 1 |
| 51874 | AS145336 | China Education and Research Network (CERNET) | China | 0 | 65,536 | 1 |
| 51875 | AS145337 | China Education and Research Network (CERNET) | China | 0 | 65,536 | 1 |
| 51876 | AS145338 | China Education and Research Network (CERNET) | China | 0 | 65,536 | 1 |
| 51877 | AS145339 | China Education and Research Network (CERNET) | China | 0 | 65,536 | 1 |
| 51878 | AS145340 | China Education and Research Network (CERNET) | China | 0 | 65,536 | 1 |
| 51879 | AS145341 | China Education and Research Network (CERNET) | China | 0 | 65,536 | 1 |
| 51880 | AS145342 | China Education and Research Network (CERNET) | China | 0 | 65,536 | 1 |
| 51881 | AS145343 | China Education and Research Network (CERNET) | China | 0 | 65,536 | 1 |
| 51882 | AS145344 | China Education and Research Network (CERNET) | China | 0 | 65,536 | 1 |
| 51883 | AS145345 | China Education and Research Network (CERNET) | China | 0 | 65,536 | 1 |
| 51884 | AS145346 | China Education and Research Network (CERNET) | China | 0 | 65,536 | 1 |
| 51885 | AS145347 | China Education and Research Network (CERNET) | China | 0 | 65,536 | 1 |
| 51886 | AS145408 | China Education and Research Network (CERNET) | China | 0 | 65,536 | 1 |
| 51887 | AS145409 | China Education and Research Network (CERNET) | China | 0 | 65,536 | 1 |
| 51888 | AS145410 | China Education and Research Network (CERNET) | China | 0 | 65,536 | 1 |
| 51889 | AS145411 | China Education and Research Network (CERNET) | China | 0 | 65,536 | 1 |
| 51890 | AS145412 | China Education and Research Network (CERNET) | China | 0 | 65,536 | 1 |
| 51891 | AS145413 | China Education and Research Network (CERNET) | China | 0 | 65,536 | 1 |
| 51892 | AS145414 | China Education and Research Network (CERNET) | China | 0 | 65,536 | 1 |
| 51893 | AS145415 | China Education and Research Network (CERNET) | China | 0 | 65,536 | 1 |
| 51894 | AS145416 | China Education and Research Network (CERNET) | China | 0 | 65,536 | 1 |
| 51895 | AS145417 | China Education and Research Network (CERNET) | China | 0 | 65,536 | 1 |
| 51896 | AS145418 | China Education and Research Network (CERNET) | China | 0 | 65,536 | 1 |
| 51897 | AS145419 | China Education and Research Network (CERNET) | China | 0 | 65,536 | 1 |
| 51898 | AS145420 | China Education and Research Network (CERNET) | China | 0 | 65,536 | 1 |
| 51899 | AS145421 | China Education and Research Network (CERNET) | China | 0 | 65,536 | 1 |
| 51900 | AS145422 | China Education and Research Network (CERNET) | China | 0 | 65,536 | 1 |