7.5 sec in total
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4.4 sec
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Visit stavebniportal.cz now to see the best up-to-date Stavebniportal content and also check out these interesting facts you probably never knew about stavebniportal.cz
FOR ARCH
Visit stavebniportal.czWe analyzed Stavebniportal.cz page load time and found that the first response time was 1.8 sec and then it took 5.7 sec to load all DOM resources and completely render a web page. This is a poor result, as 75% of websites can load faster.
stavebniportal.cz performance score
name
value
score
weighting
Value8.6 s
0/100
10%
Value24.5 s
0/100
25%
Value16.1 s
0/100
10%
Value2,840 ms
3/100
30%
Value0.228
55/100
15%
Value25.1 s
0/100
10%
1788 ms
364 ms
305 ms
313 ms
311 ms
Our browser made a total of 75 requests to load all elements on the main page. We found that all of those requests were addressed to Stavebniportal.cz and no external sources were called. The less responsive or slowest element that took the longest time to load (1.8 sec) belongs to the original domain Stavebniportal.cz.
Page size can be reduced by 960.6 kB (75%)
1.3 MB
318.4 kB
In fact, the total size of Stavebniportal.cz main page is 1.3 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. 50% of websites need less resources to load. Javascripts take 628.0 kB which makes up the majority of the site volume.
Potential reduce by 260.9 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 168.6 kB, which is 61% 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 260.9 kB or 94% of the original size.
Potential reduce by 22.7 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. Obviously, Stavebniportal needs image optimization as it can save up to 22.7 kB or 20% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 460.5 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 460.5 kB or 73% of the original size.
Potential reduce by 216.4 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. Stavebniportal.cz needs all CSS files to be minified and compressed as it can save up to 216.4 kB or 83% of the original size.
Number of requests can be reduced by 30 (81%)
37
7
The browser has sent 37 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Stavebniportal. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 15 to 1 for JavaScripts and from 17 to 1 for CSS and as a result speed up the page load time.
stavebniportal.cz
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bootstrap.css
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bootstrap-datetimepicker.min.css
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fullcalendar.css
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jquery.gritter.css
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main.css
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sprites.css
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modal.css
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sidebar.css
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bootstrap-datetimepicker.min.js
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jquery.gritter.min.js
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fullcalendar.min.js
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lightGallery.js
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jquery.caroufredsel.js
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jquery-ui-1.10.3.custom.min.js
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modal.js
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carousel.js
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jquery.sidebar.js
905 ms
custom.js
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underscore-min.js
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ajax_menu.js
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reset.css
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stavebniportal.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
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
Heading elements are not in a sequentially-descending order
stavebniportal.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
Serves images with low resolution
General
Impact
Issue
Detected JavaScript libraries
Browser errors were logged to the console
Page has valid source maps
Issues were logged in the Issues panel in Chrome Devtools
stavebniportal.cz SEO score
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 Stavebniportal.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 Stavebniportal.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.
stavebniportal.cz
Open Graph data is detected on the main page of Stavebniportal. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: