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Daily transfers

Chord diagram of domain transfers between registrars on November 14, 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 16, 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 14, 2025 and their evolution during the preceding 30 days

Country Domains Parked Trend
Czechia 1 382 904 13.9 %
Slovakia 29 772 39.8 %
USA 25 076 5.1 %
Germany 15 262 16.5 %
Poland 7 927 7.7 %
UK 6 431 8.4 %
China 4 871 1.1 %
France 4 779 10.9 %
Netherlands 4 077 13.1 %
Bulgaria 3 344 2.3 %
Ukraine 3 055 8.3 %
Austria 2 517 25.3 %
Switzerland 2 338 15 %
Italy 2 054 6.2 %
Other 20 905 11 %

Czech regions

Domains by holder’s region of residence in Czechia – current numbers for November 14, 2025

Region Domains
Hlavní město Praha 432 747 432747
Jihomoravský 174 636 174636
Středočeský 149 564 149564
Moravskoslezský 104 514 104514
Zlínský 67 718 67718
Jihočeský 58 301 58301
Ústecký 53 863 53863
Královéhradecký 53 369 53369
Pardubický 52 654 52654
Olomoucký 48 958 48958
Plzeňský 48 897 48897
Unknown 40 278 40278
Vysočina 40 224 40224
Liberecký 40 206 40206
Karlovarský 16 975 16975

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 338 393 80 4
INTERNET-CZ 331 007 60 9
ACTIVE24 192 095 85 32
WEBGLOBE 151 837 64 15
GRANSY 132 591 34 12
other 129 235 27 11
ZONER 64 669 80 5
MEDIA4WEB 51 473 76 6
WEB4U 43 136 77 28
THINLINE 39 334 93 33
WEBSUPPORT 22 483 60 46
TELE3 18 381 57 12

Domain operations

Registry operations related to domains in the time period before November 15, 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 15, 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 15, 2025
rdap
RDAP protocol (successor to Whois)
unix
traditional Whois command-line interface
web
web interface