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 ARIN and LACNIC do not publish theirs, so space held in North and South America is largely unattributed here.
What this tells you
- Holds 15,872 IPv4 addresses and 77,309,411,328 IPv6 /64 networks across 17 registered blocks.
- One network announces this space, AS25151 Cyso Group B.V., covering 98% of the IPv4 space.
- All of the space we can place resolves to Netherlands.
Networks announcing this space
Space announced by a network covers 98% of this holder's IPv4 space and 58% of its IPv6 space. The table below divides that space.
| Network | IPv4 share | IPv6 share | |
|---|---|---|---|
| AS25151 Cyso Group B.V. | 100% | 100% |
Countries this space resolves to
Space we can place in a country covers 100% of this holder's IPv4 space and 100% of its IPv6 space. The table below divides that space.
| Country | IPv4 share | IPv6 share | |
|---|---|---|---|
| Netherlands | 100% | 100% |
An operator of the same name runs networks of its own: see Cyso Group B.V. for the networks side of the same company.
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.
Every figure on this page is also JSON: /api/v2/directory/org/cyso-group-b-v. Breakdowns paginate from there, so a table showing the largest rows here returns all of them. Read the API.