5.5 sec in total
437 ms
5 sec
101 ms
Welcome to search.cuni.cz homepage info - get ready to check Search Cuni best content for Czech Republic right away, or after learning these important things about search.cuni.cz
Visit search.cuni.czWe analyzed Search.cuni.cz page load time and found that the first response time was 437 ms and then it took 5.1 sec to load all DOM resources and completely render a web page. This is a poor result, as 70% of websites can load faster.
search.cuni.cz performance score
name
value
score
weighting
Value8.9 s
0/100
10%
Value9.6 s
0/100
25%
Value12.0 s
4/100
10%
Value750 ms
39/100
30%
Value0.056
98/100
15%
Value14.3 s
9/100
10%
437 ms
442 ms
699 ms
1094 ms
719 ms
Our browser made a total of 50 requests to load all elements on the main page. We found that 4% of them (2 requests) were addressed to the original Search.cuni.cz, 78% (39 requests) were made to Cuni.cz and 10% (5 requests) were made to Atlas.is.cuni.cz. The less responsive or slowest element that took the longest time to load (1.5 sec) relates to the external source Cuni.cz.
Page size can be reduced by 659.9 kB (54%)
1.2 MB
557.0 kB
In fact, the total size of Search.cuni.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. 25% of websites need less resources to load. Javascripts take 736.2 kB which makes up the majority of the site volume.
Potential reduce by 38.2 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 38.2 kB or 81% of the original size.
Potential reduce by 25.3 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. Search Cuni images are well optimized though.
Potential reduce by 435.2 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 435.2 kB or 59% of the original size.
Potential reduce by 161.1 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. Search.cuni.cz needs all CSS files to be minified and compressed as it can save up to 161.1 kB or 85% of the original size.
Number of requests can be reduced by 30 (65%)
46
16
The browser has sent 46 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Search 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 16 to 1 for JavaScripts and from 8 to 1 for CSS and as a result speed up the page load time.
search.cuni.cz
437 ms
search.cuni.cz
442 ms
UK-4564.html
699 ms
cookie-consent.js
1094 ms
jquery.min.js
719 ms
fonts.css
311 ms
jquery.bxslider.min.js
427 ms
jquery.bxslider.css
323 ms
jsDatePick_ltr.min.css
433 ms
Collapse.min.js
603 ms
collapse.min.css
646 ms
SimpleCollapse.min.js
730 ms
medailon.min.css
736 ms
js
77 ms
additional.css
1079 ms
CC2C32.css
1530 ms
makeActiveEmail1.js
1015 ms
calendar.js
1023 ms
jsDatePick.min.1.3.cz.js
1138 ms
default.js
1328 ms
bootstrap.min.js
1318 ms
web.js
1254 ms
container_CPOJRu6k.js
1208 ms
bgn.jpg
210 ms
UK-1-version1-afoto.jpg
731 ms
menu.png
385 ms
en.svg
323 ms
make-font-smaller.jpg
329 ms
make-font-bigger.jpg
330 ms
fb.png
531 ms
instagram.png
617 ms
twitter-new.png
633 ms
youtube.png
656 ms
linked-in.png
686 ms
rss-icon.png
846 ms
navigator.png
919 ms
CC2C32.jpg
1036 ms
print-icon.jpg
959 ms
fc.png
960 ms
place
599 ms
scroll-to-top.jpg
1041 ms
glyphicons-halflings-regular.woff
1218 ms
glyphicons-halflings-regular.woff
53 ms
menu-circle.png
1193 ms
js
32 ms
matomo.php
145 ms
matomo.php
281 ms
configs.php
311 ms
configs.php
317 ms
print.css
195 ms
search.cuni.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
Image elements do not have [alt] attributes
Form elements do not have associated labels
search.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
search.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
CS
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Search.cuni.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 Search.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.
search.cuni.cz
Open Graph description is not detected on the main page of Search 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: