7.5 sec in total
3 sec
4.4 sec
98 ms
Welcome to centreis.upol.cz homepage info - get ready to check Centre Is Upol best content for Czech Republic right away, or after learning these important things about centreis.upol.cz
Palacký University, Olomouc
Visit centreis.upol.czWe analyzed Centreis.upol.cz page load time and found that the first response time was 3 sec and then it took 4.5 sec to load all DOM resources and completely render a web page. This is a poor result, as 70% of websites can load faster.
centreis.upol.cz performance score
name
value
score
weighting
Value2.7 s
61/100
10%
Value2.7 s
86/100
25%
Value6.2 s
44/100
10%
Value70 ms
99/100
30%
Value0.038
100/100
15%
Value2.8 s
97/100
10%
3000 ms
590 ms
1088 ms
595 ms
306 ms
Our browser made a total of 10 requests to load all elements on the main page. We found that all of those requests were addressed to Centreis.upol.cz and no external sources were called. The less responsive or slowest element that took the longest time to load (3 sec) belongs to the original domain Centreis.upol.cz.
Page size can be reduced by 40.6 kB (82%)
49.3 kB
8.7 kB
In fact, the total size of Centreis.upol.cz main page is 49.3 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. CSS take 40.1 kB which makes up the majority of the site volume.
Potential reduce by 6.5 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 6.5 kB or 71% of the original size.
Potential reduce by 34.1 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. Centreis.upol.cz needs all CSS files to be minified and compressed as it can save up to 34.1 kB or 85% of the original size.
We found no issues to fix!
2
2
The browser has sent 2 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Centre Is Upol. According to our analytics all requests are already optimized.
centreis.upol.cz
3000 ms
style.css
590 ms
jquery.js
1088 ms
jquery-migrate.min.js
595 ms
jquery.fitvids.js
306 ms
fitvids.js
282 ms
tinynav.min.js
277 ms
tinynav.js
410 ms
drop-downs.js
459 ms
league_gothic-webfont.woff
390 ms
centreis.upol.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.
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
Heading elements are not in a sequentially-descending order
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
Form elements do not have associated labels
centreis.upol.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
General
Impact
Issue
Detected JavaScript libraries
centreis.upol.cz SEO score
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
EN
EN
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Centreis.upol.cz can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and it matches the claimed language. Our system also found out that Centreis.upol.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.
centreis.upol.cz
Open Graph description is not detected on the main page of Centre Is Upol. 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: