9.2 sec in total
479 ms
8.2 sec
501 ms
Welcome to systemonline.cz homepage info - get ready to check System On Line best content for Czech Republic right away, or after learning these important things about systemonline.cz
IT ?e?en? pro podporu obchodn?ch proces?, pl?nov?n? a ??zen? v?roby, IT projekty a p?ehledy syst?m? ERP, CRM, EAM, BI a dal??
Visit systemonline.czWe analyzed Systemonline.cz page load time and found that the first response time was 479 ms and then it took 8.7 sec to load all DOM resources and completely render a web page. This is a poor result, as 85% of websites can load faster.
systemonline.cz performance score
name
value
score
weighting
Value3.8 s
26/100
10%
Value9.3 s
1/100
25%
Value11.1 s
6/100
10%
Value810 ms
36/100
30%
Value0.144
78/100
15%
Value12.7 s
14/100
10%
479 ms
4984 ms
271 ms
1031 ms
598 ms
Our browser made a total of 142 requests to load all elements on the main page. We found that 44% of them (63 requests) were addressed to the original Systemonline.cz, 12% (17 requests) were made to Ccb.cz and 6% (8 requests) were made to Pagead2.googlesyndication.com. The less responsive or slowest element that took the longest time to load (5 sec) belongs to the original domain Systemonline.cz.
Page size can be reduced by 506.1 kB (28%)
1.8 MB
1.3 MB
In fact, the total size of Systemonline.cz main page is 1.8 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 1.1 MB which makes up the majority of the site volume.
Potential reduce by 72.7 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 72.7 kB or 78% of the original size.
Potential reduce by 48.2 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. System On Line images are well optimized though.
Potential reduce by 316.8 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 316.8 kB or 56% of the original size.
Potential reduce by 68.4 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. Systemonline.cz needs all CSS files to be minified and compressed as it can save up to 68.4 kB or 81% of the original size.
Number of requests can be reduced by 61 (45%)
136
75
The browser has sent 136 CSS, Javascripts, AJAX and image requests in order to completely render the main page of System On Line. 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 13 to 1 for CSS and as a result speed up the page load time.
systemonline.cz
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systemonline.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
Contrast
These are opportunities to improve the legibility of your content.
Impact
Issue
Background and foreground colors do not have a sufficient contrast ratio.
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
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
systemonline.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
systemonline.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
Tap targets are not sized appropriately
N/A
CS
WINDOWS-1250
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Systemonline.cz can be misinterpreted by Google and other search engines. Unfortunately we cannot identify language used on the page (probably there is a mix of languages, too little text or something else), while the claimed language is Czech. Our system also found out that Systemonline.cz main page’s claimed encoding is windows-1250. Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.
systemonline.cz
Open Graph data is detected on the main page of System On Line. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: