7.7 sec in total
360 ms
6.9 sec
449 ms
Visit ron.cz now to see the best up-to-date RON content for Czech Republic and also check out these interesting facts you probably never knew about ron.cz
RON Software - komplexní řešení v oblasti lidských zdrojů. Outsourcing. Portfolio produktů: docházka, mzdy, personalistika, jídelna, výroba, ...
Visit ron.czWe analyzed Ron.cz page load time and found that the first response time was 360 ms and then it took 7.3 sec to load all DOM resources and completely render a web page. This is a poor result, as 80% of websites can load faster.
ron.cz performance score
name
value
score
weighting
Value5.2 s
8/100
10%
Value21.8 s
0/100
25%
Value8.8 s
16/100
10%
Value150 ms
94/100
30%
Value0.32
36/100
15%
Value13.7 s
10/100
10%
360 ms
2130 ms
336 ms
333 ms
341 ms
Our browser made a total of 161 requests to load all elements on the main page. We found that 2% of them (3 requests) were addressed to the original Ron.cz, 93% (150 requests) were made to Cms2.netnews.cz and 2% (3 requests) were made to C.imedia.cz. The less responsive or slowest element that took the longest time to load (2.1 sec) belongs to the original domain Ron.cz.
Page size can be reduced by 601.4 kB (24%)
2.5 MB
1.9 MB
In fact, the total size of Ron.cz main page is 2.5 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. 55% of websites need less resources to load. Images take 1.9 MB which makes up the majority of the site volume.
Potential reduce by 45.9 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 8.0 kB, which is 14% 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 45.9 kB or 84% of the original size.
Potential reduce by 127.8 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. RON images are well optimized though.
Potential reduce by 341.6 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 341.6 kB or 70% of the original size.
Potential reduce by 86.1 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. Ron.cz needs all CSS files to be minified and compressed as it can save up to 86.1 kB or 82% of the original size.
Number of requests can be reduced by 47 (30%)
158
111
The browser has sent 158 CSS, Javascripts, AJAX and image requests in order to completely render the main page of RON. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 26 to 1 for JavaScripts and from 14 to 1 for CSS and as a result speed up the page load time.
ron.cz
360 ms
www.ron.cz
2130 ms
main.css
336 ms
netnews-09.css
333 ms
search-01.css
341 ms
shop-01.css
440 ms
plugins.css
341 ms
jquery.min.js
651 ms
jquery-ui.min.js
1056 ms
jquery-ui.css
532 ms
jquery.prettyPhoto.js
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prettyPhoto.css
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init_prettyPhoto.js
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prettyPhoto-01.css
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jquery.cycle.all.min.js
768 ms
menu.css
648 ms
hoverIntent.js
647 ms
superfish.js
767 ms
jquery.nospam.js
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init.js
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pixastic.core.js
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pixastic.jquery.js
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desaturate.js
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init_pixastic.js
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jquery.hint.js
862 ms
init.js
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jquery.jcarousel.min.js
943 ms
jcarousel.css
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references_jcarousel_init.js
951 ms
jquery.ui.datepicker-cz.min.js
954 ms
jquery.timePicker.js
949 ms
timePicker.css
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plugin-forms.js
1238 ms
side_panel.css
1286 ms
init_sidePanel.js
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retargeting.js
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menu_li.png
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analytics.js
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retargeting
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forms.css
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jquery.placeholder.js
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init.js
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804 ms
retargeting
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collect
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powered.gif
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demand.png
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contact.png
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helpdesk.png
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social.png
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logo.png
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color_line.gif
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print-01.css
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ron.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
Links do not have a discernible name
ron.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
ron.cz SEO score
CS
CS
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Ron.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 Ron.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.
ron.cz
Open Graph description is not detected on the main page of RON. 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: