Registered organisation
Technicka univerzita v Liberci
Address space registered to Technicka univerzita v Liberci, 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 ARIN and LACNIC do not publish theirs, so holders in North and South America are largely missing here.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
65,536
IPv6 /64s
65,539
Registered blocks
3
Countries
1
What this tells you
- Holds 65,536 IPv4 addresses and 65,539 IPv6 /64 networks across 3 registered blocks.
- Announced entirely by AS2852 CESNET z.s.p.o..
- All of the space we can place resolves to Czechia.
Networks announcing this space
| Network | IPv4 share | IPv6 share | |
|---|---|---|---|
| AS2852 CESNET z.s.p.o. | 100% | 100% |
Countries this space resolves to
| Country | IPv4 share | IPv6 share | |
|---|---|---|---|
| Czechia | 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.