3.2 sec in total
798 ms
2.3 sec
82 ms
Visit dataz.cuzk.cz now to see the best up-to-date Dataz Cuzk content for Czech Republic and also check out these interesting facts you probably never knew about dataz.cuzk.cz
datab?ze trigonometrick?ch a zhu??ovac?ch bod? (DATAZ) Zem?m??ick?ho ??adu
Visit dataz.cuzk.czWe analyzed Dataz.cuzk.cz page load time and found that the first response time was 798 ms and then it took 2.4 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 45% of websites can load faster.
dataz.cuzk.cz performance score
name
value
score
weighting
Value1.6 s
94/100
10%
Value1.6 s
99/100
25%
Value3.4 s
89/100
10%
Value0 ms
100/100
30%
Value0
100/100
15%
Value1.6 s
100/100
10%
798 ms
943 ms
426 ms
428 ms
428 ms
Our browser made a total of 7 requests to load all elements on the main page. We found that 14% of them (1 request) were addressed to the original Dataz.cuzk.cz, 86% (6 requests) were made to Dataz.cuzk.gov.cz. The less responsive or slowest element that took the longest time to load (943 ms) relates to the external source Dataz.cuzk.gov.cz.
Page size can be reduced by 5.6 kB (11%)
51.8 kB
46.2 kB
In fact, the total size of Dataz.cuzk.cz main page is 51.8 kB. This result falls within a vast category (top 1 000 000) of heavyweight, probably not optimized, and thus slow loading web pages. Only 5% of websites need less resources to load. Images take 43.0 kB which makes up the majority of the site volume.
Potential reduce by 3.8 kB
HTML content can be minified and compressed by a website’s server. The most efficient way is to compress content using GZIP which reduces data amount travelling through the network between server and browser. HTML code on this page is well minified. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 3.8 kB or 60% of the original size.
Potential reduce by 823 B
Image size optimization can help to speed up a website loading time. The chart above shows the difference between the size before and after optimization. Dataz Cuzk images are well optimized though.
Potential reduce by 977 B
CSS files minification is very important to reduce a web page rendering time. The faster CSS files can load, the earlier a page can be rendered. Dataz.cuzk.cz needs all CSS files to be minified and compressed as it can save up to 977 B or 39% of the original size.
We found no issues to fix!
5
5
The browser has sent 5 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Dataz Cuzk. According to our analytics all requests are already optimized.
dataz.cuzk.cz
798 ms
dataz.cuzk.gov.cz
943 ms
dataz.css
426 ms
search.css
428 ms
newMenu.css
428 ms
Head.png
532 ms
dblogo.png
443 ms
dataz.cuzk.cz accessibility score
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
Heading elements are not in a sequentially-descending order
dataz.cuzk.cz best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Ensure CSP is effective against XSS attacks
User Experience
Impact
Issue
Serves images with low resolution
dataz.cuzk.cz SEO score
N/A
EN
WINDOWS-1250
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Dataz.cuzk.cz can be misinterpreted by Google and other search engines. Unfortunately we cannot identify language used on the page (probably there is a mix of languages, too little text or something else), while the claimed language is English. Our system also found out that Dataz.cuzk.cz main page’s claimed encoding is windows-1250. Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.
dataz.cuzk.cz
Open Graph description is not detected on the main page of Dataz Cuzk. Lack of Open Graph description can be counter-productive for their social media presence, as such a description allows converting a website homepage (or other pages) into good-looking, rich and well-structured posts, when it is being shared on Facebook and other social media. For example, adding the following code snippet into HTML <head> tag will help to represent this web page correctly in social networks: