4.3 sec in total
381 ms
3.5 sec
401 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 381 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.
bezpecnaokna.cz performance score
name
value
score
weighting
Value3.7 s
29/100
10%
Value8.8 s
1/100
25%
Value6.2 s
44/100
10%
Value1,560 ms
13/100
30%
Value0.002
100/100
15%
Value8.4 s
38/100
10%
381 ms
871 ms
210 ms
223 ms
213 ms
Our browser made a total of 51 requests to load all elements on the main page. We found that 67% of them (34 requests) were addressed to the original Bezpecnaokna.cz, 16% (8 requests) were made to Static.xx.fbcdn.net and 4% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (871 ms) belongs to the original domain Bezpecnaokna.cz.
Page size can be reduced by 44.7 kB (15%)
307.0 kB
262.3 kB
In fact, the total size of Bezpecnaokna.cz main page is 307.0 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. 65% of websites need less resources to load. Javascripts take 145.5 kB which makes up the majority of the site volume.
Potential reduce by 26.7 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 26.7 kB or 78% of the original size.
Potential reduce by 3.5 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 12.0 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. This website has mostly compressed JavaScripts.
Potential reduce by 2.4 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. Bezpecnaokna.cz needs all CSS files to be minified and compressed as it can save up to 2.4 kB or 21% of the original size.
Number of requests can be reduced by 26 (54%)
48
22
The browser has sent 48 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 20 to 1 for JavaScripts and from 8 to 1 for CSS and as a result speed up the page load time.
bezpecnaokna.cz
381 ms
www.bezpecnaokna.cz
871 ms
stylesheet_acd5e56cd7.css
210 ms
extend.css
223 ms
slightbox.css
213 ms
style.css
318 ms
lightbox.css
229 ms
jquery.min.js
76 ms
cufon-yui.js
393 ms
helvetica.font.js
748 ms
maximage.js
391 ms
jquery.sudoSlider.js
540 ms
event-listeners.js
391 ms
lightbox.js
419 ms
resolution.js
436 ms
excanvas.js
531 ms
jquery.beautyTips.minified.js
452 ms
prodejci.js
523 ms
init.js
529 ms
flowplayer-3.1.4.min.js
562 ms
ga.js
108 ms
bg.jpg
489 ms
main-border.jpg
287 ms
logo.png
293 ms
okno-var1.png
494 ms
__utm.gif
52 ms
like.php
202 ms
newspapers.png
225 ms
arrow-light.png
160 ms
ico-map.png
208 ms
widgets.js
197 ms
like.php
389 ms
fb.png
388 ms
tw.png
388 ms
gplus.png
261 ms
maco-logo.png
387 ms
facebook.png
387 ms
loading.gif
655 ms
close.png
655 ms
znWdxRk65l4.css
35 ms
oG5f1rbdBXO.js
228 ms
DJIek1tT3RT.js
357 ms
uMatcuL4INw.js
358 ms
widget_iframe.c4bdc17e77719578b594d5555bee90db.html
491 ms
ETsO59HrL2D.js
323 ms
FEppCFCt76d.png
395 ms
vcSWNnjjhf_.js
138 ms
css;base64,
109 ms
YQIJFhZTqWh.css
142 ms
settings
368 ms
print.css
335 ms
bezpecnaokna.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
<frame> or <iframe> elements do not have a title
Links do not have a discernible name
<object> elements do not have alternate text
bezpecnaokna.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
bezpecnaokna.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
Document uses plugins
CS
CS
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 matches the claimed 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 data is detected on the main page of Bezpecna Okna. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: