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Daily transfers

Chord diagram of domain transfers between registrars on March 29, 2026
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 February 28, 2026

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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 March 29, 2026 and their evolution during the preceding 30 days

Country Domains Parked Trend
Czechia 1 403 199 13.8 %
Slovakia 30 565 40 %
USA 23 356 6.4 %
Germany 15 805 15.8 %
China 14 412 5 %
Poland 8 423 8.4 %
UK 6 524 7.5 %
France 4 744 10.4 %
Netherlands 4 194 13.6 %
Ukraine 3 970 6.2 %
Bulgaria 3 202 2 %
Austria 2 814 23.2 %
Italy 2 805 10.3 %
Switzerland 2 398 15.4 %
Other 22 093 12.8 %

Czech regions

Domains by holder’s region of residence in Czechia – current numbers for March 29, 2026

Region Domains
Hlavní město Praha 439 136 439136
Jihomoravský 177 245 177245
Středočeský 152 126 152126
Moravskoslezský 106 469 106469
Zlínský 68 332 68332
Jihočeský 60 239 60239
Ústecký 54 663 54663
Pardubický 53 661 53661
Královéhradecký 53 027 53027
Olomoucký 50 017 50017
Plzeňský 49 886 49886
Vysočina 40 827 40827
Liberecký 40 622 40622
Unknown 39 708 39708
Karlovarský 17 241 17241

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 354 296 78 5
INTERNET-CZ 329 528 62 7
ACTIVE24 193 057 83 32
WEBGLOBE 151 472 73 16
GRANSY 145 157 32 11
other 128 365 35 11
ZONER 63 814 80 5
MEDIA4WEB 51 483 77 5
WEB4U 42 766 77 28
THINLINE 41 553 93 32
WEBSUPPORT 23 759 85 47
KEYSYSTEMS 22 622 5 14

Domain operations

Registry operations related to domains in the time period before March 30, 2026
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 March 30, 2026
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 March 30, 2026
rdap
RDAP protocol (successor to Whois)
unix
traditional Whois command-line interface
web
web interface