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Daily transfers

Chord diagram of domain transfers between registrars on September 25, 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 August 27, 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 September 25, 2026 and their evolution during the preceding 30 days

Country Domains Parked Trend
Czechia 1 434 344 12.6 %
Slovakia 31 792 40.1 %
USA 27 246 5.7 %
China 21 524 2.4 %
Germany 14 923 15.7 %
Poland 9 614 7.5 %
UK 6 913 6.5 %
Ukraine 5 410 2.3 %
France 4 886 9.8 %
Netherlands 4 326 13.5 %
Bulgaria 3 415 2.3 %
Austria 2 637 22.7 %
Switzerland 2 518 15.3 %
Italy 2 363 5.2 %
Other 30 906 9.2 %

Czech regions

Domains by holder’s region of residence in Czechia – current numbers for September 25, 2026

Region Domains
Hlavní město Praha 449 463 449463
Jihomoravský 180 472 180472
Středočeský 156 468 156468
Moravskoslezský 109 158 109158
Zlínský 69 564 69564
Jihočeský 62 193 62193
Pardubický 55 953 55953
Ústecký 55 870 55870
Královéhradecký 54 036 54036
Olomoucký 51 613 51613
Plzeňský 50 507 50507
Vysočina 41 655 41655
Liberecký 41 001 41001
Unknown 38 658 38658
Karlovarský 17 733 17733

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 367 920 76 3
INTERNET-CZ 336 683 63 7
ACTIVE24 192 133 86 32
GRANSY 160 609 30 7
WEBGLOBE 155 891 74 17
other 137 790 33 11
ZONER 64 427 80 5
MEDIA4WEB 46 966 77 4
THINLINE 44 181 92 32
WEB4U 42 742 77 29
KEYSYSTEMS 27 992 4 10
WEBSUPPORT 25 233 88 47

Domain operations

Registry operations related to domains in the time period before September 26, 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 September 26, 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 September 26, 2026
rdap
RDAP protocol (successor to Whois)
unix
traditional Whois command-line interface
web
web interface