4.4 sec in total
461 ms
3.7 sec
256 ms
Welcome to slavona.cz homepage info - get ready to check Slavona best content for Czech Republic right away, or after learning these important things about slavona.cz
SLAVONA je tradiční český výrobce dřevěných oken a dveří. Nechte si vyrobit na míru dřevěná okna, dřevěné vchodové dveře, balkonové a posuvné dveře.
Visit slavona.czWe analyzed Slavona.cz page load time and found that the first response time was 461 ms and then it took 3.9 sec to load all DOM resources and completely render a web page. This is a poor result, as 65% of websites can load faster.
slavona.cz performance score
name
value
score
weighting
Value3.3 s
40/100
10%
Value16.0 s
0/100
25%
Value5.2 s
60/100
10%
Value170 ms
92/100
30%
Value0.865
4/100
15%
Value6.1 s
64/100
10%
461 ms
726 ms
192 ms
194 ms
194 ms
Our browser made a total of 76 requests to load all elements on the main page. We found that 68% of them (52 requests) were addressed to the original Slavona.cz, 13% (10 requests) were made to Static.xx.fbcdn.net and 3% (2 requests) were made to C.imedia.cz. The less responsive or slowest element that took the longest time to load (1.8 sec) belongs to the original domain Slavona.cz.
Page size can be reduced by 198.2 kB (26%)
759.5 kB
561.3 kB
In fact, the total size of Slavona.cz main page is 759.5 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. 35% of websites need less resources to load. Images take 489.7 kB which makes up the majority of the site volume.
Potential reduce by 23.5 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 23.5 kB or 74% of the original size.
Potential reduce by 17.1 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. Slavona images are well optimized though.
Potential reduce by 128.3 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 128.3 kB or 64% of the original size.
Potential reduce by 29.3 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. Slavona.cz needs all CSS files to be minified and compressed as it can save up to 29.3 kB or 79% of the original size.
Number of requests can be reduced by 43 (61%)
71
28
The browser has sent 71 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Slavona. 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 9 to 1 for CSS and as a result speed up the page load time.
slavona.cz
461 ms
www.slavona.cz
726 ms
facebox.css
192 ms
jquery.lightbox-0.5.css
194 ms
plugin.css
194 ms
plugin.default.css
212 ms
main.css
318 ms
css
32 ms
jquery-1.8.3.min.js
567 ms
jquery.defuscate.1.0.js
379 ms
facebox.js
381 ms
scripts.js
380 ms
plugin.js
395 ms
plugin.default.js
501 ms
jquery.cycle.min.js
657 ms
jcarousellite_1.0.1.min.js
563 ms
jquery.jcarousel.min.js
564 ms
jquery.easing.1.3.js
583 ms
jquery.visible.min.js
690 ms
scripts.js
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conversion.js
16 ms
retargeting.js
465 ms
ga.js
10 ms
__utm.gif
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global.css
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bullet.gif
96 ms
pnl-news.png
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pnl-tema.png
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hledat.jpg
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Okna_PROGRESSION_posuvne_dvere_PSK-Z.jpg
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Drevostavba_Slavonice.jpg
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pasivni_roubenka_okna-SC92_Slavona_DSC8190m.jpg
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okna_SC92_Eva_Decastelo_8.jpg
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Pasivni_dum_DSC9477m.jpg
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kulaty_dum_balkonovky_m.jpg
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ext_dumsnu1_m.jpg
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Koberovy_skol_str.jpg
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logo-footer.png
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azcert.png
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CPD.jpg
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Nova_zelena_usporam.jpg
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ico-sitemap.gif
978 ms
flag-cs.png
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flag-de.png
1030 ms
logo.gif
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poptavka.png
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bkg-item1.png
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HP-slide1.jpg
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vice-info.png
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bkg-item2.jpg
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HP-slide2.jpg
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bkg-item3.jpg
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HP-slide3.jpg
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dot.asp
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u-WUoqrET9fUeobQW7jkRaCWcynf_cDxXwCLxiixG1c.ttf
10 ms
k3k702ZOKiLJc3WVjuplzNqQynqKV_9Plp7mupa0S4g.ttf
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retargeting
160 ms
myx.js
469 ms
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likebox.php
207 ms
hDvwL1_H7g-.css
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q68gy-v_YMF.js
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FJmpeSpHpjS.js
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gallery-buttons-prev.gif
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gallery-buttons-next.gif
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nav-sprite.png
882 ms
slavona.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
Links do not have a discernible name
slavona.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
slavona.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 Slavona.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 Slavona.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.
slavona.cz
Open Graph description is not detected on the main page of Slavona. 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: