Registered organisation
CETIN Networks, s.r.o.
Address space registered to CETIN Networks, s.r.o., 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 ARIN and LACNIC do not publish theirs, so holders in North and South America are largely missing here.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
16,384
IPv6 /64s
-
Registered blocks
1
Countries
2
What this tells you
- Holds 16,384 IPv4 addresses across 1 registered block.
- Announced by 2 networks, the largest being AS5610 O2 Czech Republic, a.s. at 92% of the IPv4 space.
- Its space resolves to 2 countries, mostly Czechia (92% of the IPv4 space).
Networks announcing this space
| Network | IPv4 share | |
|---|---|---|
| AS5610 O2 Czech Republic, a.s. | 92% | |
| AS28952 O2 Business Services, a.s | 8% |
Countries this space resolves to
| Country | IPv4 share | |
|---|---|---|
| Czechia | 92% | |
| Slovakia | 8% |
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.