5.8 sec in total
452 ms
3.3 sec
2.1 sec
Click here to check amazing Omnitron content. Otherwise, check out these important facts you probably never knew about omnitron.cz
Hledáte distributora baterií, akumulátorů, čidel a jiných souvisejících produktů ze světa baterií? Máte specifické výrobní požadavky na bateriový pack? Společnost Omnitron je zde pro Vás.
Visit omnitron.czWe analyzed Omnitron.cz page load time and found that the first response time was 452 ms and then it took 5.4 sec to load all DOM resources and completely render a web page. This is a poor result, as 75% of websites can load faster.
omnitron.cz performance score
name
value
score
weighting
Value4.5 s
15/100
10%
Value7.3 s
5/100
25%
Value9.2 s
13/100
10%
Value240 ms
85/100
30%
Value0.091
92/100
15%
Value12.5 s
14/100
10%
452 ms
579 ms
164 ms
253 ms
138 ms
Our browser made a total of 68 requests to load all elements on the main page. We found that 62% of them (42 requests) were addressed to the original Omnitron.cz, 15% (10 requests) were made to Fonts.gstatic.com and 6% (4 requests) were made to Fonts.googleapis.com. The less responsive or slowest element that took the longest time to load (1.5 sec) belongs to the original domain Omnitron.cz.
Page size can be reduced by 180.2 kB (5%)
3.5 MB
3.3 MB
In fact, the total size of Omnitron.cz main page is 3.5 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. 75% of websites need less resources to load and that’s why Accessify’s recommendations for optimization and resource minification can be helpful for this project. Images take 3.3 MB which makes up the majority of the site volume.
Potential reduce by 68.4 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 10.6 kB, which is 13% 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 68.4 kB or 82% of the original size.
Potential reduce by 107.1 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. Omnitron images are well optimized though.
Potential reduce by 2.5 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. This website has mostly compressed JavaScripts.
Potential reduce by 2.3 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. Omnitron.cz has all CSS files already compressed.
Number of requests can be reduced by 30 (56%)
54
24
The browser has sent 54 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Omnitron. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 19 to 1 for JavaScripts and from 13 to 1 for CSS and as a result speed up the page load time.
omnitron.cz
452 ms
omnitron.cz
579 ms
js
164 ms
js
253 ms
vendor.min.css
138 ms
css
119 ms
css
159 ms
jquery.min.js
375 ms
bootstrap.bundle.min.js
535 ms
jquery-ui.min.js
148 ms
jquery-ui.min.css
237 ms
style.min.css
493 ms
all.css
431 ms
v4-shims.css
493 ms
style.css
436 ms
lightbox.css
437 ms
lightbox.js
436 ms
cookie-consent.js
491 ms
cookie-consent.css
529 ms
bootstrap-moje.css
528 ms
wowslider.js
529 ms
script.js
710 ms
jquery.cookie.min.js
710 ms
feather.min.js
722 ms
metisMenu.min.js
711 ms
perfect-scrollbar.min.js
710 ms
swiper.min.js
713 ms
noty.min.js
711 ms
jquery.countdown.min.js
711 ms
script.min.js
700 ms
analytics.js
147 ms
js
114 ms
collect
46 ms
collect
42 ms
css2
38 ms
css2
47 ms
logo-web.png
313 ms
logo.svg
314 ms
omnitron.jpg
1340 ms
ba-hl-banner-2.jpg
1502 ms
ba-hl-banner-4.jpg
1316 ms
ba-hl-banner-3.jpg
1313 ms
tlacitko-produkty2.jpg
1010 ms
tlacitko-sluzby4-font-segoe-ui-39.jpg
973 ms
tlacitko-podpora.jpg
1132 ms
cl_telefon.jpg
1142 ms
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1317 ms
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1321 ms
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1327 ms
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fa-solid-900.woff
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fa-regular-400.woff
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omnitron.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
Internationalization and localization
These are opportunities to improve the interpretation of your content by users in different locales.
Impact
Issue
<html> element does not have a [lang] attribute
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
omnitron.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
Page has valid source maps
omnitron.cz SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
Links are not crawlable
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
Tap targets are not sized appropriately
CS
N/A
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Omnitron.cz can be misinterpreted by Google and other search engines. Our service has detected that Czech is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that Omnitron.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.
omnitron.cz
Open Graph description is not detected on the main page of Omnitron. 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: