3.9 sec in total
369 ms
3.4 sec
157 ms
Click here to check amazing Cvut content for Czech Republic. Otherwise, check out these important facts you probably never knew about cvut.cz
Visit cvut.czWe analyzed Cvut.cz page load time and found that the first response time was 369 ms and then it took 3.5 sec to load all DOM resources and completely render a web page. This is a poor result, as 60% of websites can load faster.
cvut.cz performance score
name
value
score
weighting
Value6.4 s
2/100
10%
Value10.1 s
0/100
25%
Value10.2 s
8/100
10%
Value1,620 ms
12/100
30%
Value0.137
80/100
15%
Value10.5 s
23/100
10%
369 ms
889 ms
122 ms
242 ms
355 ms
Our browser made a total of 42 requests to load all elements on the main page. We found that 74% of them (31 requests) were addressed to the original Cvut.cz, 17% (7 requests) were made to Aktualne.cvut.cz and 5% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (1.1 sec) relates to the external source Aktualne.cvut.cz.
Page size can be reduced by 367.0 kB (43%)
863.3 kB
496.3 kB
In fact, the total size of Cvut.cz main page is 863.3 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. 30% of websites need less resources to load. Images take 382.6 kB which makes up the majority of the site volume.
Potential reduce by 21.3 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 21.3 kB or 71% of the original size.
Potential reduce by 9.8 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. Cvut images are well optimized though.
Potential reduce by 186.2 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 186.2 kB or 69% of the original size.
Potential reduce by 149.7 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. Cvut.cz needs all CSS files to be minified and compressed as it can save up to 149.7 kB or 83% of the original size.
Number of requests can be reduced by 15 (38%)
40
25
The browser has sent 40 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Cvut. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 10 to 1 for JavaScripts and from 7 to 1 for CSS and as a result speed up the page load time.
cvut.cz
369 ms
www.cvut.cz
889 ms
css_xE-rWrJf-fncB6ztZfd2huxqgxu4WO-qwma6Xer30m4.css
122 ms
css_ov-QKwn4zfZGutxiGI1uWGTKD5lDaznJ03vSQUzODZM.css
242 ms
css_5WfNUJh147qMTnEw3oOlouvNzkszNcOplzlwP6fjorQ.css
355 ms
css_-hItoF0GNdM1rgvKJ29G9HmWmInez2P6owReBVzkKNY.css
362 ms
css_lPlJa00AfByFnu86nL7_XMUFJU0_g6bKHpoMTJY55nw.css
943 ms
css_SdKHK7WnUS1VCIbsRFOdU4H3VhFAyw1z84CQDoBeuYM.css
360 ms
js_BZg21BmXYMrfPmuI0wQsfBEeLNLS4uxbHohyYi1tm6A.js
826 ms
js_yAicZujtqUhpCyuBiQyVA1uGwMX8V0A0ym_4Jb35kBQ.js
520 ms
js_X78SN4-g6XNTTwi_t3hwzVn_0cL7uBHZDDr2wJl_vjU.js
470 ms
js_cwcz0G5dN24pCyCSdHc0yS70rH68N8bXp5PE46G-MBs.js
595 ms
js_2LJA5gyclHy1Dp2EgENNYlsdDIaCRCRqTIFWUPQOK7g.js
749 ms
js_5VgrTxtSbWTtHnVD1ZZhd7lVZN6OEqPKgrl5B0goVW4.js
587 ms
js_paiTaEsc1HNeBS2rkLc1NrprKrFnApv70kuY8awAaTI.js
639 ms
js_YcKdyLvRdZqoKPN09AGLK9UVcd_Ek4tuFMYpG7wGBYg.js
703 ms
analytics.js
93 ms
fbevents.js
197 ms
010a1ed7-65fe-422b-8cb9-3043615dc3c6.jpg
1093 ms
bg-main.png
306 ms
logo.png
186 ms
user-menu.png
185 ms
main-nav.png
183 ms
2575293b-fc5f-4566-95e4-aadfe47e49c8.png
183 ms
icon-more.png
180 ms
icon-rss.png
296 ms
footer-icons.png
300 ms
icon-facebook.png
299 ms
icon-twitter.png
302 ms
icon-youtube.png
301 ms
b92d5594-7fd9-46cd-8527-cc1f182352ed.jpg
998 ms
540c7b90-7bd6-4fd0-8846-bbc10532f58b.jpg
1117 ms
3ab44c47-78f6-425a-b5ee-4ad69cdd48a4.jpg
768 ms
149d7411-ff64-4e57-bc49-28987ea9fb0a.jpg
887 ms
279fca16-dac6-4044-9e03-d789a8593c58.jpg
885 ms
33ce8d76-4125-4a47-b076-cb6c194fb7b2.jpg
1006 ms
GestaSemiCondensed-Regular-webfont.woff
474 ms
GestaSemiCondensed-Bold-webfont.woff
361 ms
glyphicons-halflings-regular.woff
479 ms
collect
17 ms
112 ms
css_KpaAFPpyjCXdkg5X14lyFmKpM5kFokAnpF4Us1R0bVM.css
122 ms
cvut.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
Links do not have a discernible name
cvut.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
cvut.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
CS
CS
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Cvut.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 Cvut.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.
cvut.cz
Open Graph description is not detected on the main page of Cvut. 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: