Registry

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.

Domains by country of holders’ residence – current numbers for August 28, 2026 and their evolution during the preceding 30 days

Country	Domains	Parked
Czechia	1 425 148	12.6 %
Slovakia	31 537	40.1 %
USA	26 822	5.8 %
China	20 491	4.1 %
Germany	16 013	15 %
Poland	9 455	8.4 %
UK	6 842	6.6 %
Ukraine	5 148	2.9 %
France	4 850	10.1 %
Netherlands	4 277	13.9 %
Bulgaria	3 384	2 %
Italy	2 968	5.7 %
Austria	2 906	23.2 %
Switzerland	2 494	15.2 %
Other	29 679	10.5 %

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

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.

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

Registrar	Domains	DNSSEC (%)	Parked (%)
WEDOS	363 735	77	3
INTERNET-CZ	334 824	63	7
ACTIVE24	191 685	83	33
GRANSY	158 461	30	7
WEBGLOBE	151 542	74	17
other	137 138	33	10
ZONER	64 083	80	5
MEDIA4WEB	50 553	78	5
THINLINE	43 690	92	29
WEB4U	42 734	77	28
KEYSYSTEMS	27 762	4	12
WEBSUPPORT	24 974	88	47

Registry operations related to domains in the time period before August 29, 2026

Registry operations related to contacts in the time period before August 29, 2026

Whois requests by user interface in the week before August 29, 2026

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