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Daily transfers

Chord diagram of domain transfers between registrars on September 28, 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 30, 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 28, 2026 and their evolution during the preceding 30 days

Country Domains Parked Trend
Czechia 1 434 655 12.6 %
Slovakia 31 815 40.1 %
USA 27 270 5.7 %
China 21 575 2.4 %
Germany 14 804 15.7 %
Poland 9 625 7.5 %
UK 6 925 6.5 %
Ukraine 5 431 2.3 %
France 4 894 9.8 %
Netherlands 4 325 13.5 %
Bulgaria 3 418 2.3 %
Austria 2 636 22.7 %
Switzerland 2 515 15.3 %
Italy 2 364 5.2 %
Other 31 065 9.2 %

Czech regions

Domains by holder’s region of residence in Czechia – current numbers for September 28, 2026

Region Domains
Hlavní město Praha 449 489 449489
Jihomoravský 180 474 180474
Středočeský 156 544 156544
Moravskoslezský 109 220 109220
Zlínský 69 580 69580
Jihočeský 62 217 62217
Pardubický 55 952 55952
Ústecký 55 929 55929
Královéhradecký 54 064 54064
Olomoucký 51 610 51610
Plzeňský 50 512 50512
Vysočina 41 658 41658
Liberecký 41 018 41018
Unknown 38 639 38639
Karlovarský 17 749 17749

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 368 144 76 3
INTERNET-CZ 336 727 63 7
ACTIVE24 192 074 86 32
GRANSY 160 719 30 7
WEBGLOBE 155 936 74 17
other 137 859 33 11
ZONER 64 438 80 5
MEDIA4WEB 46 933 77 4
THINLINE 44 208 92 32
WEB4U 42 742 77 29
KEYSYSTEMS 28 051 4 10
WEBSUPPORT 25 235 88 47

Domain operations

Registry operations related to domains in the time period before September 29, 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 29, 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 29, 2026
rdap
RDAP protocol (successor to Whois)
unix
traditional Whois command-line interface
web
web interface