21.3 sec in total
460 ms
20.7 sec
88 ms
Welcome to pzskarvina.cz homepage info - get ready to check Pzs Karvin A best content for Czech Republic right away, or after learning these important things about pzskarvina.cz
Polska Szko?a Podstawowa i Przedszkole w Karwinie - Z?kladn? ?kola a mate?sk? ?kola s polsk?m jazykem vyu?ovac?m v Karvin?
Visit pzskarvina.czWe analyzed Pzskarvina.cz page load time and found that the first response time was 460 ms and then it took 20.8 sec to load all DOM resources and completely render a web page. This is a poor result, as 95% of websites can load faster. Unfortunately, there was 1 request timeout, which can generally increase the web page load time, as the browser stays idle while waiting for website response.
pzskarvina.cz performance score
name
value
score
weighting
Value0.8 s
100/100
10%
Value1.7 s
99/100
25%
Value1.4 s
100/100
10%
Value0 ms
100/100
30%
Value0
100/100
15%
Value0.8 s
100/100
10%
460 ms
182 ms
363 ms
186 ms
294 ms
Our browser made a total of 12 requests to load all elements on the main page. We found that 92% of them (11 requests) were addressed to the original Pzskarvina.cz, 8% (1 request) were made to Toplist.cz. The less responsive or slowest element that took the longest time to load (19.8 sec) relates to the external source Toplist.cz.
Page size can be reduced by 9.4 kB (15%)
63.9 kB
54.4 kB
In fact, the total size of Pzskarvina.cz main page is 63.9 kB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. Only 5% of websites need less resources to load. Images take 50.5 kB which makes up the majority of the site volume.
Potential reduce by 7.6 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 7.6 kB or 73% of the original size.
Potential reduce by 865 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. Pzs Karvin A images are well optimized though.
Potential reduce by 997 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. Pzskarvina.cz needs all CSS files to be minified and compressed as it can save up to 997 B or 33% of the original size.
We found no issues to fix!
10
10
The browser has sent 10 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Pzs Karvin A. According to our analytics all requests are already optimized.
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pzskarvina.cz accessibility score
Contrast
These are opportunities to improve the legibility of your content.
Impact
Issue
Background and foreground colors do not have a sufficient contrast ratio.
Internationalization and localization
These are opportunities to improve the interpretation of your content by users in different locales.
Impact
Issue
<html> element does not have a [lang] attribute
Names and labels
These are opportunities to improve the semantics of the controls in your application. This may enhance the experience for users of assistive technology, like a screen reader.
Impact
Issue
Image elements do not have [alt] attributes
pzskarvina.cz best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Ensure CSP is effective against XSS attacks
User Experience
Impact
Issue
Displays images with incorrect aspect ratio
Serves images with low resolution
pzskarvina.cz SEO score
Content Best Practices
Format your HTML in a way that enables crawlers to better understand your app’s content.
Impact
Issue
Image elements do not have [alt] attributes
PL
N/A
WINDOWS-1250
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Pzskarvina.cz can be misinterpreted by Google and other search engines. Our service has detected that Polish is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that Pzskarvina.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.
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pzskarvina.cz
Open Graph description is not detected on the main page of Pzs Karvin A. 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: