6.8 sec in total
814 ms
5.6 sec
405 ms
Click here to check amazing Fhs Cuni content for Czech Republic. Otherwise, check out these important facts you probably never knew about fhs.cuni.cz
Visit fhs.cuni.czWe analyzed Fhs.cuni.cz page load time and found that the first response time was 814 ms and then it took 6 sec to load all DOM resources and completely render a web page. This is a poor result, as 75% of websites can load faster.
fhs.cuni.cz performance score
name
value
score
weighting
Value5.8 s
4/100
10%
Value12.8 s
0/100
25%
Value22.9 s
0/100
10%
Value300 ms
78/100
30%
Value0.768
5/100
15%
Value10.0 s
26/100
10%
814 ms
93 ms
80 ms
593 ms
478 ms
Our browser made a total of 85 requests to load all elements on the main page. We found that 53% of them (45 requests) were addressed to the original Fhs.cuni.cz, 13% (11 requests) were made to Maps.google.com and 12% (10 requests) were made to Maps.gstatic.com. The less responsive or slowest element that took the longest time to load (3.7 sec) belongs to the original domain Fhs.cuni.cz.
Page size can be reduced by 589.7 kB (37%)
1.6 MB
1.0 MB
In fact, the total size of Fhs.cuni.cz main page is 1.6 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. 60% of websites need less resources to load. Images take 786.5 kB which makes up the majority of the site volume.
Potential reduce by 58.0 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 9.5 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 58.0 kB or 83% of the original size.
Potential reduce by 40.7 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. Fhs Cuni images are well optimized though.
Potential reduce by 378.3 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 378.3 kB or 62% of the original size.
Potential reduce by 112.7 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. Fhs.cuni.cz needs all CSS files to be minified and compressed as it can save up to 112.7 kB or 85% of the original size.
Number of requests can be reduced by 36 (47%)
76
40
The browser has sent 76 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Fhs Cuni. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 22 to 1 for JavaScripts and from 7 to 1 for CSS and as a result speed up the page load time.
fhs.cuni.cz
814 ms
jquery.min.js
93 ms
css
80 ms
jquery.bxslider.min.js
593 ms
jquery.bxslider.css
478 ms
jsDatePick_ltr.min.css
479 ms
html5.js
79 ms
js
59 ms
3A57AD.css
890 ms
makeActiveEmail1.js
607 ms
calendar.js
831 ms
jsDatePick.min.1.3.cz.js
1131 ms
default.js
1132 ms
cookieconsent.min.js
43 ms
bootstrap.min.js
1175 ms
web.js
1033 ms
bgn.jpg
820 ms
FHS-1-version1-afoto.jpg
837 ms
eng-flag.jpg
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make-font-smaller.jpg
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make-font-bigger.jpg
1073 ms
fb.jpg
1117 ms
twitter.jpg
1576 ms
youtube.jpg
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linked-in.jpg
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instagram.jpg
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rss-icon.jpg
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3A57AD.jpg
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IgZJs4-7SA1XX_edsoXWog.ttf
129 ms
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common.js
12 ms
map.js
35 ms
util.js
34 ms
marker.js
34 ms
scroll-to-top.jpg
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StaticMapService.GetMapImage
172 ms
onion.js
46 ms
openhand_8_8.cur
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ViewportInfoService.GetViewportInfo
120 ms
stats.js
13 ms
controls.js
45 ms
spotlight-poi.png
197 ms
css
66 ms
transparent.png
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google4.png
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mapcnt6.png
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sv5.png
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tmapctrl.png
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cb_scout5.png
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tmapctrl4.png
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imgs8.png
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vt
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vt
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ga.js
81 ms
bx_loader.gif
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controls.png
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menu-circle.png
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23 ms
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38 ms
__utm.gif
24 ms
AuthenticationService.Authenticate
18 ms
print.css
115 ms
dark-bottom.css
7 ms
fhs.cuni.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
<frame> or <iframe> elements do not have a title
Image elements do not have [alt] attributes
Links do not have a discernible name
fhs.cuni.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
fhs.cuni.cz SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
Links are not crawlable
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
CS
EN
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Fhs.cuni.cz can be misinterpreted by Google and other search engines. Our service has detected that Czech is used on the page, and it does not match the claimed English language. Our system also found out that Fhs.cuni.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.
fhs.cuni.cz
Open Graph description is not detected on the main page of Fhs Cuni. 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: