Unclassified
Not enough sources, unclear purpose, or conflicting classifications
- ASNs
- 87,672
- 69.5% of all ASNs
- Routed ASNs
- 54,018
- 61.6% of this type
- IPv4 addresses
- 915.8M
- 26.7% of global
- IPv6 /48s
- 3.63B
- 29.2% of global
Routing data · Oct 27, 2026, 12:20 UTC
Unclassified ASN ranking
| Rank | ASN | Name | Country/region | IPv4 addresses | IPv6 /48s | Prefixes |
|---|---|---|---|---|---|---|
| 51951 | AS145812 | China Education and Research Network (CERNET) |  China | 0 | 65,536 | 1 |
| 51952 | AS145813 | China Education and Research Network (CERNET) | China | 0 | 65,536 | 1 |
| 51953 | AS145814 | China Education and Research Network (CERNET) | China | 0 | 65,536 | 1 |
| 51954 | AS145815 | China Education and Research Network (CERNET) | China | 0 | 65,536 | 1 |
| 51955 | AS145816 | China Education and Research Network (CERNET) | China | 0 | 65,536 | 1 |
| 51956 | AS145817 | China Education and Research Network (CERNET) | China | 0 | 65,536 | 1 |
| 51957 | AS145818 | China Education and Research Network (CERNET) | China | 0 | 65,536 | 1 |
| 51958 | AS145819 | China Education and Research Network (CERNET) | China | 0 | 65,536 | 1 |
| 51959 | AS145820 | China Education and Research Network (CERNET) | China | 0 | 65,536 | 1 |
| 51960 | AS145821 | China Education and Research Network (CERNET) | China | 0 | 65,536 | 1 |
| 51961 | AS145822 | China Education and Research Network (CERNET) | China | 0 | 65,536 | 1 |
| 51962 | AS145823 | China Education and Research Network (CERNET) | China | 0 | 65,536 | 1 |
| 51963 | AS145824 | China Education and Research Network (CERNET) | China | 0 | 65,536 | 1 |
| 51964 | AS145825 | China Education and Research Network (CERNET) | China | 0 | 65,536 | 1 |
| 51965 | AS145826 | China Education and Research Network (CERNET) | China | 0 | 65,536 | 1 |
| 51966 | AS145827 | China Education and Research Network (CERNET) | China | 0 | 65,536 | 1 |
| 51967 | AS145908 | China Education and Research Network (CERNET) | China | 0 | 65,536 | 1 |
| 51968 | AS145909 | China Education and Research Network (CERNET) | China | 0 | 65,536 | 1 |
| 51969 | AS145910 | China Education and Research Network (CERNET) | China | 0 | 65,536 | 1 |
| 51970 | AS145911 | China Education and Research Network (CERNET) | China | 0 | 65,536 | 1 |
| 51971 | AS145912 | China Education and Research Network (CERNET) | China | 0 | 65,536 | 1 |
| 51972 | AS145913 | China Education and Research Network (CERNET) | China | 0 | 65,536 | 1 |
| 51973 | AS145914 | China Education and Research Network (CERNET) | China | 0 | 65,536 | 1 |
| 51974 | AS145915 | China Education and Research Network (CERNET) | China | 0 | 65,536 | 1 |
| 51975 | AS145916 | China Education and Research Network (CERNET) | China | 0 | 65,536 | 1 |
| 51976 | AS145917 | China Education and Research Network (CERNET) | China | 0 | 65,536 | 1 |
| 51977 | AS145918 | China Education and Research Network (CERNET) | China | 0 | 65,536 | 1 |
| 51978 | AS145919 | China Education and Research Network (CERNET) | China | 0 | 65,536 | 1 |
| 51979 | AS145920 | China Education and Research Network (CERNET) | China | 0 | 65,536 | 1 |
| 51980 | AS145921 | China Education and Research Network (CERNET) | China | 0 | 65,536 | 1 |
| 51981 | AS145922 | China Education and Research Network (CERNET) | China | 0 | 65,536 | 1 |
| 51982 | AS145923 | China Education and Research Network (CERNET) | China | 0 | 65,536 | 1 |
| 51983 | AS145924 | China Education and Research Network (CERNET) | China | 0 | 65,536 | 1 |
| 51984 | AS145925 | China Education and Research Network (CERNET) | China | 0 | 65,536 | 1 |
| 51985 | AS145926 | China Education and Research Network (CERNET) | China | 0 | 65,536 | 1 |
| 51986 | AS145927 | China Education and Research Network (CERNET) | China | 0 | 65,536 | 1 |
| 51987 | AS145928 | China Education and Research Network (CERNET) | China | 0 | 65,536 | 1 |
| 51988 | AS145929 | China Education and Research Network (CERNET) | China | 0 | 65,536 | 1 |
| 51989 | AS145930 | China Education and Research Network (CERNET) | China | 0 | 65,536 | 1 |
| 51990 | AS145931 | China Education and Research Network (CERNET) | China | 0 | 65,536 | 1 |
| 51991 | AS145932 | China Education and Research Network (CERNET) | China | 0 | 65,536 | 1 |
| 51992 | AS145933 | China Education and Research Network (CERNET) | China | 0 | 65,536 | 1 |
| 51993 | AS145934 | China Education and Research Network (CERNET) | China | 0 | 65,536 | 1 |
| 51994 | AS145935 | China Education and Research Network (CERNET) | China | 0 | 65,536 | 1 |
| 51995 | AS145936 | China Education and Research Network (CERNET) | China | 0 | 65,536 | 1 |
| 51996 | AS145937 | China Education and Research Network (CERNET) | China | 0 | 65,536 | 1 |
| 51997 | AS145938 | China Education and Research Network (CERNET) | China | 0 | 65,536 | 1 |
| 51998 | AS145939 | China Education and Research Network (CERNET) | China | 0 | 65,536 | 1 |
| 51999 | AS145940 | China Education and Research Network (CERNET) | China | 0 | 65,536 | 1 |
| 52000 | AS145941 | China Education and Research Network (CERNET) | China | 0 | 65,536 | 1 |