Registered organisation
CNIC-CAS
Address space registered to CNIC-CAS, and where it is announced from.
Registered holders come from the bulk whois that RIPE, APNIC and AFRINIC publish. ARIN and LACNIC do not publish theirs, so holders in North and South America are largely missing here.
IPv4 addresses
1,126,400
IPv6 /64s
73,014,444,034
Registered blocks
34
Countries
1
What this tells you
- Holds 1,126,400 IPv4 addresses and 73,014,444,034 IPv6 /64 networks across 34 registered blocks.
- One network announces this space, AS7497 Computer Network Information Center of Chinese Academy of Sciences (CNIC-CAS), covering 76% of the IPv4 space.
- All of the space we can place resolves to China.
Networks announcing this space
| Network | IPv4 share | IPv6 share | |
|---|---|---|---|
| AS7497 Computer Network Information Center of Chinese Academy of Sciences (CNIC-CAS) | 76% | 100% | |
| Not announced to the internet | 24% | - |
Countries this space resolves to
| Country | IPv4 share | IPv6 share | |
|---|---|---|---|
| China | 100% | 100% |
Holding a block is a registry fact, not a physical one. The organisation named here is who the block is assigned to, which is often a customer of the network operator announcing it.