5.5 sec in total
1.2 sec
4.1 sec
270 ms
Click here to check amazing ACZ Prace content. Otherwise, check out these important facts you probably never knew about aczprace.cz
Vzdělávací centrum ACZ. Pořádáme širokou škálu rekvalifikačních, profesních, zájmových, tvůrčích i profesních kurzů a kurzů osobního managementu.
Visit aczprace.czWe analyzed Aczprace.cz page load time and found that the first response time was 1.2 sec and then it took 4.4 sec to load all DOM resources and completely render a web page. This is a poor result, as 65% of websites can load faster.
aczprace.cz performance score
name
value
score
weighting
Value5.7 s
5/100
10%
Value7.0 s
6/100
25%
Value6.9 s
34/100
10%
Value1,120 ms
23/100
30%
Value0.081
94/100
15%
Value14.5 s
9/100
10%
1164 ms
290 ms
329 ms
644 ms
406 ms
Our browser made a total of 79 requests to load all elements on the main page. We found that 0% of them (0 request) were addressed to the original Aczprace.cz, 3% (2 requests) were made to C.imedia.cz and 3% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (1.6 sec) relates to the external source Acz-kurzy.cz.
Page size can be reduced by 808.5 kB (66%)
1.2 MB
416.6 kB
In fact, the total size of Aczprace.cz main page is 1.2 MB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 35% of websites need less resources to load. Javascripts take 789.8 kB which makes up the majority of the site volume.
Potential reduce by 50.9 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 50.9 kB or 82% of the original size.
Potential reduce by 10.3 kB
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. ACZ Prace images are well optimized though.
Potential reduce by 578.4 kB
It’s better to minify JavaScript in order to improve website performance. The diagram shows the current total size of all JavaScript files against the prospective JavaScript size after its minification and compression. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 578.4 kB or 73% of the original size.
Potential reduce by 168.9 kB
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. Aczprace.cz needs all CSS files to be minified and compressed as it can save up to 168.9 kB or 83% of the original size.
Number of requests can be reduced by 41 (53%)
77
36
The browser has sent 77 CSS, Javascripts, AJAX and image requests in order to completely render the main page of ACZ Prace. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 18 to 1 for JavaScripts and from 19 to 1 for CSS and as a result speed up the page load time.
www.acz-kurzy.cz
1164 ms
modal.css
290 ms
style.css
329 ms
bootstrap.min.css
644 ms
bootstrap-responsive.min.css
406 ms
bootstrap-extended.css
289 ms
system.css
369 ms
general.css
408 ms
template.css
647 ms
grey.css
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business.css
494 ms
menu.min.css
550 ms
menu.fix.css
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sigplus.min.css
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boxplus.min.css
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boxplus.lightsquare.css
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boxplus.paging.min.css
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boxplus.slider.min.css
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mootools-core.js
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core.js
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mootools-more.js
1368 ms
modal.js
905 ms
caption.js
785 ms
jquery.min.js
1608 ms
jquery-noconflict.js
872 ms
bootstrap.min.js
1024 ms
ext-core.js
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menu.min.js
1023 ms
boxplus.min.js
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boxplus.lang.min.js
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boxplus.slider.min.js
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aktuality.css
1217 ms
retargeting.js
347 ms
noconflict.js
1006 ms
utils.js
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jsn_template.js
1069 ms
system.css
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body-bg.jpg
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logo.png
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aczprace.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.
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
Best practices
These items highlight common accessibility best practices.
Impact
Issue
[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.
aczprace.cz best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Includes front-end JavaScript libraries with known security vulnerabilities
Ensure CSP is effective against XSS attacks
User Experience
Impact
Issue
Displays images with incorrect aspect ratio
Serves images with low resolution
General
Impact
Issue
Detected JavaScript libraries
Browser errors were logged to the console
Page has valid source maps
aczprace.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
Mobile Friendly
Make sure your pages are mobile friendly so users don’t have to pinch or zoom in order to read the content pages. [Learn more](https://developers.google.com/search/mobile-sites/).
Impact
Issue
Document uses legible font sizes
Tap targets are not sized appropriately
CS
CS
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Aczprace.cz can be misinterpreted by Google and other search engines. Our service has detected that Czech is used on the page, and it matches the claimed language. Our system also found out that Aczprace.cz main page’s claimed encoding is utf-8. Use of this encoding format is the best practice as the main page visitors from all over the world won’t have any issues with symbol transcription.
aczprace.cz
Open Graph description is not detected on the main page of ACZ Prace. 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: