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 June 30, 2026 and their evolution during the preceding 30 days

Country	Domains	Parked
Czechia	1 413 577	12.8 %
Slovakia	31 114	40 %
USA	24 638	6.3 %
China	17 131	4.7 %
Germany	15 881	15.3 %
Poland	8 998	8 %
UK	6 704	6.9 %
Ukraine	5 604	3.5 %
France	4 715	10.4 %
Netherlands	4 264	13.9 %
Bulgaria	3 338	2.1 %
Italy	2 894	5.8 %
Austria	2 885	23.8 %
Switzerland	2 460	15.5 %
Other	25 509	11.6 %

Domains by holder’s region of residence in Czechia – current numbers for June 30, 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	357 636	77	4
INTERNET-CZ	332 275	62	7
ACTIVE24	192 420	86	33
GRANSY	154 362	30	8
WEBGLOBE	151 025	73	16
other	132 797	34	10
ZONER	63 900	80	5
MEDIA4WEB	50 857	77	5
WEB4U	42 689	77	28
THINLINE	42 685	92	23
WEBSUPPORT	24 590	88	47
KEYSYSTEMS	23 769	4	13

Registry operations related to domains in the time period before July 1, 2026

Registry operations related to contacts in the time period before July 1, 2026

Whois requests by user interface in the week before July 1, 2026

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