Country
Czechia
Address space that resolves to Czechia, and who operates it.
Where the space resolves, which is an estimate for the block, not a fix on any device. A network can hold space in many countries at once, so the same space is counted on more than one country page.
What this tells you
- 842 networks hold address space located in Czechia, run by 136 operators we can group by name.
- An estimated 8,895,320 people browse from Czechia, over a 60 day window. Counted where the users are, whatever registry the network they use belongs to.
- The largest operator we can identify by name here is O2 Czech Republic, a.s., holding 23% of the IPv4 space.
- VPN exit infrastructure here belongs to Apple Private Relay, HideMyAss, ProtonVPN and 19 other providers. An address in Czechia is not necessarily a person in Czechia.
Operators holding the most space here
| Operator | IPv4 share | IPv6 share | |
|---|---|---|---|
| O2 Czech Republic, a.s. | 23% | 3% | |
| Vodafone Czech Republic a.s. | 14% | 2% | |
| T-Mobile Czech Republic a.s. | 11% | 0.5% | |
| CESNET z.s.p.o. | 10% | 0.3% | |
| PODA a.s. | 4% | 0.4% | |
| Quantcom, a.s. | 3% | 0.1% | |
| CETIN a.s. | 2% | 0.3% | |
| CEZNET s.r.o. | 1% | 0.8% | |
| STARNET, s.r.o. | 0.7% | 1% | |
| ISP Alliance a.s. | 0.4% | 1% | |
| Edera Group a.s. | 0.2% | 1% | |
| UVT Internet s.r.o. | 0.2% | 0.7% | |
| Jiri Tlapak | 0.2% | 2% | |
| Everything else, including networks with no operator group | 30% | 86% |
Shares are of all address space resolving to Czechia. Networks we can group under a named operator account for 75% of its IPv4 and 18% of its IPv6; the rest belongs to networks whose operator we cannot identify by name.
Networks holding the most space here
| Network | IPv4 share | IPv6 share | |
|---|---|---|---|
| AS5610 O2 Czech Republic, a.s. | 18% | 0.4% | |
| AS16019 Vodafone Czech Republic a.s. | 14% | 2% | |
| AS13036 T-Mobile Czech Republic a.s. | 11% | 0.5% | |
| AS2852 CESNET z.s.p.o. | 10% | 0.3% | |
| AS29208 Quantcom, a.s. | 3% | 0.1% | |
| AS30764 PODA a.s. | 2% | 0.3% | |
| AS42908 O2 Czech Republic, a.s. | 2% | 1% | |
| AS28725 CETIN a.s. | 2% | 0.3% | |
| AS44489 STARNET, s.r.o. | 0.7% | 1% | |
| AS24971 MasterDC s.r.o. | 0.6% | 0.6% | |
| AS42306 Edera Group a.s. | 0.2% | 1% | |
| AS207187 TKR Jasek, s.r.o. | 0.2% | 0.8% | |
| AS204666 Jiri Tlapak | 0.2% | 2% | |
| AS204860 NetX Networks a.s. | <0.1% | 2% | |
| Everything else (828 more) | 36% | 87% |
Organisations holding space here
Registered organisations account for 92% of this country's IPv4 space and 100% of its IPv6 space.
| Organisation | IPv4 share | IPv6 share | |
|---|---|---|---|
| O2 Czech Republic, a.s. | 23% | 3% | |
| Vodafone Czech Republic a.s. | 14% | 0.8% | |
| T-Mobile Czech Republic a.s. | 11% | 0.6% | |
| PODA a.s. | 4% | 0.4% | |
| Quantcom, a.s. | 3% | <0.1% | |
| CETIN a.s. | 2% | 0.3% | |
| CD-Telematika a.s. | 1% | <0.1% | |
| CEZNET s.r.o. | 1% | 2% | |
| Reliable Communications s.r.o. | 0.7% | 2% | |
| ISP Alliance a.s. | 0.5% | 5% | |
| NetX Networks a.s. | 0.1% | 1% | |
| United Networks SE | 0.1% | 1% | |
| It services company s.r.o. | <0.1% | 0.9% | |
| RIPE Network Coordination Center | - | 100% | |
| Not covered by any of these | 8% | <0.1% |
One address can carry more than one of these, so the rows add up to more than the space they cover.
Anonymizer signals
Flagged space covers 4% of this country's IPv4 space and 2% of its IPv6 space.
| Category | IPv4 share | IPv6 share | |
|---|---|---|---|
| Datacenter | 4% | 2% | |
| Open proxy | 2% | 0.8% | |
| VPN | 0.9% | 0.5% | |
| Not covered by any of these | 96% | 98% |
One address can carry more than one of these, so the rows add up to more than the space they cover.
VPN providers with exits here
VPN exit space covers <0.1% of this country's IPv4 space and <0.1% of its IPv6 space.
| Provider | IPv4 share | IPv6 share | |
|---|---|---|---|
| Apple Private Relay | <0.1% | <0.1% | |
| HideMyAss | <0.1% | - | |
| ProtonVPN | <0.1% | - | |
| NordVPN | <0.1% | - | |
| TunnelBear | <0.1% | - | |
| CyberGhost | <0.1% | - | |
| Private Internet Access | <0.1% | - | |
| AirVPN | <0.1% | <0.1% | |
| Mullvad | <0.1% | <0.1% | |
| Everything else (13 more) | 100% | 100% |