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Daily transfers

Chord diagram of domain transfers between registrars on November 26, 2025
A chord diagram represents flows between several entities, each represented by a segment on the outer part of the circular layout. Chords (arcs) are drawn between each pair of entities, representing bi-directional transfers between them. The size of a chord is proportional to the magnitude of the flow.

Monthly transfers

Heatmap of domain transfers between registrars since October 28, 2025

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Domains

Number of second-level domains registered in .CZ
The domain counts correspond to the end of each year, and the present day for the current year.

Countries

Domains by country of holders’ residence – current numbers for November 26, 2025 and their evolution during the preceding 30 days

Country Domains Parked Trend
Czechia 1 384 363 13.7 %
Slovakia 29 834 40 %
USA 25 023 5.1 %
Germany 15 265 16.5 %
Poland 7 962 7.8 %
UK 6 425 8.2 %
China 4 862 0.8 %
France 4 753 10.8 %
Netherlands 4 072 13.4 %
Bulgaria 3 323 3.3 %
Ukraine 3 105 9.2 %
Austria 2 528 25.3 %
Switzerland 2 338 14.4 %
Italy 2 066 6.6 %
Other 20 855 11.2 %

Czech regions

Domains by holder’s region of residence in Czechia – current numbers for November 26, 2025

Region Domains
Hlavní město Praha 433 143 433143
Jihomoravský 174 865 174865
Středočeský 149 796 149796
Moravskoslezský 104 593 104593
Zlínský 67 787 67787
Jihočeský 58 443 58443
Ústecký 53 919 53919
Královéhradecký 53 427 53427
Pardubický 52 713 52713
Olomoucký 49 032 49032
Plzeňský 48 946 48946
Vysočina 40 269 40269
Unknown 40 226 40226
Liberecký 40 212 40212
Karlovarský 16 992 16992

Holders

Holders by country of residence

Bar chart on the left initially displays current counts of holders. Click the “Play” button to animate the chart or manually drag the slider.

Slope graph on the right shows the changes in the top list of foreign holders over the last 4 years.

Registrars

Domains by registrars - current numbers and changes in the top list of registrars over last 4 years

Registrar Domains DNSSEC (%) Parked (%)
WEDOS 339 426 80 4
INTERNET-CZ 331 439 60 8
ACTIVE24 192 130 85 32
WEBGLOBE 152 034 63 16
GRANSY 132 364 34 12
other 129 845 27 10
ZONER 64 677 80 5
MEDIA4WEB 51 479 76 5
WEB4U 43 103 77 28
THINLINE 39 488 93 33
WEBSUPPORT 22 562 63 47
TELE3 18 192 57 12

Domain operations

Registry operations related to domains in the time period before November 27, 2025
Check
Check availability of a domain
Create
Create a domain
Delete
Delete a domain
Info
Get info about a domain
Renew
Renew a domain
SendAuthInfo
Send authorization info associated with a domain
Transfer
Transfer a domain
Update
Update a domain

Contact operations

Registry operations related to contacts in the time period before November 27, 2025
Check
Check availability of a contact
Create
Create a contact
Delete
Delete a contact
Info
Get info about a contact
SendAuthInfo
Send authorization info associated with a contact
Transfer
Transfer a contact
Update
Update a contact

Whois requests

Whois requests by user interface in the week before November 27, 2025
rdap
RDAP protocol (successor to Whois)
unix
traditional Whois command-line interface
web
web interface