3 sec in total
879 ms
1.9 sec
213 ms
Visit dione.zcu.cz now to see the best up-to-date Dione Zcu content for Czech Republic and also check out these interesting facts you probably never knew about dione.zcu.cz
Visit dione.zcu.czWe analyzed Dione.zcu.cz page load time and found that the first response time was 879 ms and then it took 2.1 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 40% of websites can load faster.
dione.zcu.cz performance score
name
value
score
weighting
Value1.1 s
99/100
10%
Value1.1 s
100/100
25%
Value1.5 s
100/100
10%
Value0 ms
100/100
30%
Value0
100/100
15%
Value1.1 s
100/100
10%
879 ms
243 ms
239 ms
241 ms
411 ms
Our browser made a total of 29 requests to load all elements on the main page. We found that all of those requests were addressed to Dione.zcu.cz and no external sources were called. The less responsive or slowest element that took the longest time to load (879 ms) belongs to the original domain Dione.zcu.cz.
Page size can be reduced by 237.0 kB (66%)
358.1 kB
121.1 kB
In fact, the total size of Dione.zcu.cz main page is 358.1 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. 25% of websites need less resources to load. Javascripts take 148.6 kB which makes up the majority of the site volume.
Potential reduce by 39.4 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. This page needs HTML code to be minified as it can gain 6.7 kB, which is 14% of the original size. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 39.4 kB or 83% of the original size.
Potential reduce by 6.8 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. Dione Zcu images are well optimized though.
Potential reduce by 114.7 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 114.7 kB or 77% of the original size.
Potential reduce by 76.0 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. Dione.zcu.cz needs all CSS files to be minified and compressed as it can save up to 76.0 kB or 81% of the original size.
Number of requests can be reduced by 8 (29%)
28
20
The browser has sent 28 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Dione Zcu. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests and as a result speed up the page load time.
dione.zcu.cz
879 ms
css_9aa78f22a98f9952f63f1c7a71a97206.css
243 ms
grid16-960.css
239 ms
local.css
241 ms
js_75f402ad26feb08151d03bb97263c1e9.js
411 ms
js_5fa21be315029517e98954681d33c4fc.js
249 ms
form-bg.png
119 ms
blue-button.png
120 ms
rounded-corners-search.png
125 ms
acquia_marina_logo.png
239 ms
tab-left.png
123 ms
tab-right.png
235 ms
preface-wrapper-bg.png
237 ms
content-gradient.png
238 ms
rounded-corner-left-right.png
241 ms
rounded-corner.png
243 ms
block-gradient.png
350 ms
icon-calendar.png
356 ms
icon-chalkboard.png
358 ms
icon-home.png
356 ms
menu-leaf.png
359 ms
aiesec_ikona.png
362 ms
dione.png
467 ms
esn_star_ikona.png
474 ms
feed.png
474 ms
icon-search.png
475 ms
icon-newspaper.png
478 ms
icon-chatbubbles.png
482 ms
icon-bomba.png
582 ms
dione.zcu.cz accessibility score
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
Document doesn't have a <title> element
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
dione.zcu.cz best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Ensure CSP is effective against XSS attacks
dione.zcu.cz SEO score
Content Best Practices
Format your HTML in a way that enables crawlers to better understand your app’s content.
Impact
Issue
Document doesn't have a <title> element
N/A
CS
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Dione.zcu.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 Czech. Our system also found out that Dione.zcu.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.
dione.zcu.cz
Open Graph description is not detected on the main page of Dione Zcu. 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: