Tools & Wizards About Us

Report Summary

  • 19

    Performance

    Renders faster than
    36% of other websites

  • 91

    Accessibility

    Visual factors better than
    that of 76% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 89

    SEO

    Google-friendlier than
    66% of websites

systemonline.cz

SystemOnLine.cz - ekonomick? a informa?n? syst?my v praxi

Page Load Speed

24.5 sec in total

First Response

496 ms

Resources Loaded

23.2 sec

Page Rendered

770 ms

About Website

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.cz

Key Findings

We analyzed Systemonline.cz page load time and found that the first response time was 496 ms and then it took 24 sec to load all DOM resources and completely render a web page. This is an excellent result, as only a small number of websites can load faster. Unfortunately, there were 2 request timeouts, which can generally increase the web page load time, as the browser stays idle while waiting for website response.

Performance Metrics

systemonline.cz performance score

19

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.0 s

22/100

10%

LCP (Largest Contentful Paint)

Value10.9 s

0/100

25%

SI (Speed Index)

Value12.8 s

3/100

10%

TBT (Total Blocking Time)

Value1,160 ms

22/100

30%

CLS (Cumulative Layout Shift)

Value0.191

64/100

15%

TTI (Time to Interactive)

Value17.4 s

4/100

10%

Network Requests Diagram

systemonline.cz

496 ms

www.systemonline.cz

1147 ms

api.js

36 ms

preview.js

204 ms

all.min.css

312 ms

Our browser made a total of 116 requests to load all elements on the main page. We found that 39% of them (45 requests) were addressed to the original Systemonline.cz, 16% (19 requests) were made to Ccb.cz and 4% (5 requests) were made to I.ccb.cz. The less responsive or slowest element that took the longest time to load (20.4 sec) relates to the external source Toplist.cz.

Page Optimization Overview & Recommendations

Page size can be reduced by 189.8 kB (3%)

Content Size

7.6 MB

After Optimization

7.4 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Systemonline.cz main page is 7.6 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. 70% of websites need less resources to load. Images take 6.6 MB which makes up the majority of the site volume.

HTML Optimization

-80%

Potential reduce by 89.2 kB

  • Original 111.9 kB
  • After minification 91.0 kB
  • After compression 22.7 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. This page needs HTML code to be minified as it can gain 20.9 kB, which is 19% 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 89.2 kB or 80% of the original size.

Image Optimization

-1%

Potential reduce by 43.2 kB

  • Original 6.6 MB
  • After minification 6.6 MB

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.

JavaScript Optimization

-7%

Potential reduce by 55.5 kB

  • Original 810.4 kB
  • After minification 809.8 kB
  • After compression 754.9 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.

CSS Optimization

-12%

Potential reduce by 1.9 kB

  • Original 16.2 kB
  • After minification 16.2 kB
  • After compression 14.3 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. Systemonline.cz needs all CSS files to be minified and compressed as it can save up to 1.9 kB or 12% of the original size.

Requests Breakdown

Number of requests can be reduced by 42 (38%)

Requests Now

112

After Optimization

70

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 112 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 27 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

systemonline.cz accessibility score

91

Accessibility Issues

Contrast

These are opportunities to improve the legibility of your content.

Impact

Issue

High

Background and foreground colors do not have a sufficient contrast ratio.

Internationalization and localization

These are opportunities to improve the interpretation of your content by users in different locales.

Impact

Issue

High

<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

High

Links do not have a discernible name

Best Practices

systemonline.cz best practices score

67

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

User Experience

Impact

Issue

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Page has valid source maps

SEO Factors

systemonline.cz SEO score

89

Search Engine Optimization Advices

Crawling and Indexing

To appear in search results, crawlers need access to your app.

Impact

Issue

High

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

High

Document uses legible font sizes

High

Tap targets are not sized appropriately

Language and Encoding

  • Language Detected

    CS

  • Language Claimed

    CS

  • Encoding

    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. Our service has detected that Czech is used on the page, and it matches the claimed language. 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.

Social Sharing Optimization

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: