4.1 sec in total
343 ms
3.2 sec
609 ms
Welcome to bezpecnaokna.cz homepage info - get ready to check Bezpecna Okna best content right away, or after learning these important things about bezpecnaokna.cz
Vybíráte nová plastová okna nebo dřevěná eurookna. Nezapomeňte na okenní kování, které ochrání vás i vaši rodinu.
Visit bezpecnaokna.czWe analyzed Bezpecnaokna.cz page load time and found that the first response time was 343 ms and then it took 3.8 sec to load all DOM resources and completely render a web page. This is a poor result, as 65% of websites can load faster.
bezpecnaokna.cz performance score
name
value
score
weighting
Value5.1 s
9/100
10%
Value7.2 s
5/100
25%
Value10.1 s
9/100
10%
Value400 ms
68/100
30%
Value0.001
100/100
15%
Value13.3 s
12/100
10%
343 ms
116 ms
955 ms
423 ms
532 ms
Our browser made a total of 39 requests to load all elements on the main page. We found that 5% of them (2 requests) were addressed to the original Bezpecnaokna.cz, 85% (33 requests) were made to Maco.eu and 5% (2 requests) were made to . The less responsive or slowest element that took the longest time to load (969 ms) relates to the external source Maco.eu.
Page size can be reduced by 299.9 kB (15%)
2.0 MB
1.7 MB
In fact, the total size of Bezpecnaokna.cz main page is 2.0 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. 45% of websites need less resources to load. Images take 1.2 MB which makes up the majority of the site volume.
Potential reduce by 101.4 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 26.8 kB, which is 22% 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 101.4 kB or 83% of the original size.
Potential reduce by 32.0 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. Bezpecna Okna images are well optimized though.
Potential reduce by 141.6 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 141.6 kB or 27% of the original size.
Potential reduce by 24.9 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. Bezpecnaokna.cz needs all CSS files to be minified and compressed as it can save up to 24.9 kB or 12% of the original size.
Number of requests can be reduced by 16 (48%)
33
17
The browser has sent 33 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Bezpecna Okna. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 14 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.
bezpecnaokna.cz
343 ms
detect
116 ms
Bezpecnost
955 ms
froala_style.css
423 ms
main.css
532 ms
web-font-default.css
828 ms
jquery-3.5.1.js
720 ms
jquery.unobtrusive-ajax.js
316 ms
file-uploader.js
218 ms
inputmask.js
538 ms
updatableFormHelper.js
327 ms
chunk-vendors.js
916 ms
app.js
543 ms
lightgallery.min.css
110 ms
matomo.js
102 ms
maco.svg
114 ms
sprite.svg
410 ms
flexigon-white-square.svg
110 ms
Kompetenzen-Sicherheit.jpg
316 ms
Teaser_Sicherheit_Fenster_SK.jpg
122 ms
teaser-beschlag_Fenster_SK.jpg
266 ms
Kompetenzen-Sicherheit-MULTI-MATIC.jpg
266 ms
Kompetenzen-Sicherheit-Z-TF.jpg
266 ms
Kompetenzen-Sicherheit-Stahlhakengetriebe.jpg
267 ms
Einbruchschutz_am_Fenster_RC3-Sicherheit.jpg
969 ms
footer_map_AT.png
423 ms
qualityaustria_en.png
336 ms
IQ-Net-Logo.png
350 ms
circular-globe.png
422 ms
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41 ms
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40 ms
iconfont.woff
394 ms
matomo.php
419 ms
chunk-2d0d0068.js
239 ms
chunk-2d0c8111.js
294 ms
chunk-2d0e9ba4.js
307 ms
chunk-e7831bd8.js
108 ms
chunk-2d0b30f8.js
105 ms
parsley-lang-package-51.js
111 ms
bezpecnaokna.cz accessibility score
ARIA
These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.
Impact
Issue
[aria-*] attributes do not match their roles
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
Buttons do not have an accessible name
Links do not have a discernible name
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
Best practices
These items highlight common accessibility best practices.
Impact
Issue
[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.
bezpecnaokna.cz best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Ensure CSP is effective against XSS attacks
User Experience
Impact
Issue
Displays images with incorrect aspect ratio
General
Impact
Issue
Detected JavaScript libraries
Browser errors were logged to the console
bezpecnaokna.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
SK
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Bezpecnaokna.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 Slovak language. Our system also found out that Bezpecnaokna.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.
bezpecnaokna.cz
Open Graph description is not detected on the main page of Bezpecna Okna. 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: