Registered organisation
Cyso Group B.V.
Address space registered to Cyso Group B.V., 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 ARIN and LACNIC do not publish theirs, so holders in North and South America are largely missing here.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
15,872
IPv6 /64s
77,309,411,332
Registered blocks
17
Countries
2
What this tells you
- Holds 15,872 IPv4 addresses and 77,309,411,332 IPv6 /64 networks across 17 registered blocks.
- One network announces this space, AS25151 Cyso Group B.V., covering 92% of the IPv4 space.
- Its space resolves to 2 countries, mostly Netherlands (100% of the IPv4 space).
Networks announcing this space
| Network | IPv4 share | IPv6 share | |
|---|---|---|---|
| AS25151 Cyso Group B.V. | 92% | 58% | |
| Not announced to the internet | 8% | 42% |
Countries this space resolves to
| Country | IPv4 share | IPv6 share | |
|---|---|---|---|
| Netherlands | 100% | 100% | |
| Everything else, including space we cannot place (1 more) | <0.1% | - |
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.