Tools & Wizards About Us
madrix.cz screenshot

Report Summary

  • 71

    Performance

    Renders faster than
    82% of other websites

  • 51

    Accessibility

    Visual factors better than
    that of 21% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    56% of websites

  • 67

    SEO

    Google-friendlier than
    25% of websites

madrix.cz

Světelný ovládací systém - MADRIX.cz

Page Load Speed

1.9 sec in total

First Response

318 ms

Resources Loaded

1.4 sec

Page Rendered

189 ms

madrix.cz screenshot

About Website

Click here to check amazing MADRIX content. Otherwise, check out these important facts you probably never knew about madrix.cz

Komplexní řešení ovládání světel, LED efektů, pixel wall a kompletních světelných instalací - revoluce v ovládání světel

Visit madrix.cz

Key Findings

We analyzed Madrix.cz page load time and found that the first response time was 318 ms and then it took 1.6 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 30% of websites can load faster.

Performance Metrics

madrix.cz performance score

71

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.5 s

68/100

10%

LCP (Largest Contentful Paint)

Value6.6 s

8/100

25%

SI (Speed Index)

Value2.9 s

95/100

10%

TBT (Total Blocking Time)

Value120 ms

97/100

30%

CLS (Cumulative Layout Shift)

Value0.08

94/100

15%

TTI (Time to Interactive)

Value2.9 s

96/100

10%

Network Requests Diagram

madrix.cz

318 ms

style.css

101 ms

jquery-1.11.0.min.js

399 ms

lightbox.min.js

207 ms

lightbox.css

207 ms

Our browser made a total of 25 requests to load all elements on the main page. We found that all of those requests were addressed to Madrix.cz and no external sources were called. The less responsive or slowest element that took the longest time to load (641 ms) belongs to the original domain Madrix.cz.

Page Optimization Overview & Recommendations

Page size can be reduced by 104.2 kB (24%)

Content Size

432.4 kB

After Optimization

328.1 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Madrix.cz main page is 432.4 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. Only 10% of websites need less resources to load. Images take 317.3 kB which makes up the majority of the site volume.

HTML Optimization

-66%

Potential reduce by 3.3 kB

  • Original 5.1 kB
  • After minification 4.7 kB
  • After compression 1.7 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 3.3 kB or 66% of the original size.

Image Optimization

-9%

Potential reduce by 28.0 kB

  • Original 317.3 kB
  • After minification 289.3 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. MADRIX images are well optimized though.

JavaScript Optimization

-66%

Potential reduce by 68.4 kB

  • Original 104.2 kB
  • After minification 103.9 kB
  • After compression 35.8 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 68.4 kB or 66% of the original size.

CSS Optimization

-77%

Potential reduce by 4.5 kB

  • Original 5.9 kB
  • After minification 4.3 kB
  • After compression 1.3 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. Madrix.cz needs all CSS files to be minified and compressed as it can save up to 4.5 kB or 77% of the original size.

Requests Breakdown

We found no issues to fix!

Requests Now

20

After Optimization

20

  • Images
  • JavaScript
  • CSS

The browser has sent 20 CSS, Javascripts, AJAX and image requests in order to completely render the main page of MADRIX. According to our analytics all requests are already optimized.

Network Requests Diagram

madrix.cz

madrix.cz

318 ms

style.css

style.css

101 ms

jquery-1.11.0.min.js

jquery-1.11.0.min.js

399 ms

lightbox.min.js

lightbox.min.js

207 ms

lightbox.css

lightbox.css

207 ms

close.png

close.png

100 ms

loading.gif

loading.gif

103 ms

prev.png

prev.png

105 ms

next.png

next.png

107 ms

logo-madrix.jpg

logo-madrix.jpg

305 ms

download-madrix.jpg

download-madrix.jpg

415 ms

madrix_neoN.jpg

madrix_neoN.jpg

314 ms

madrix_plexus.jpg

madrix_plexus.jpg

316 ms

madrix_tabulka.jpg

madrix_tabulka.jpg

316 ms

levo-pozadi.jpg

levo-pozadi.jpg

218 ms

madrix-ui.jpg

madrix-ui.jpg

641 ms

1m.jpg

1m.jpg

411 ms

2m.jpg

2m.jpg

518 ms

3m.jpg

3m.jpg

420 ms

4m.jpg

4m.jpg

421 ms

5m.jpg

5m.jpg

512 ms

6m.jpg

6m.jpg

515 ms

7m.jpg

7m.jpg

522 ms

8m.jpg

8m.jpg

524 ms

footer.jpg

footer.jpg

610 ms

Accessibility Review

madrix.cz accessibility score

51

Accessibility Issues

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

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

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

Image elements do not have [alt] attributes

High

Links do not have a discernible name

Best Practices

madrix.cz best practices score

83

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

User Experience

Impact

Issue

High

Serves images with low resolution

SEO Factors

madrix.cz SEO score

67

Search Engine Optimization Advices

Content Best Practices

Format your HTML in a way that enables crawlers to better understand your app’s content.

Impact

Issue

High

Image elements do not have [alt] attributes

Language and Encoding

  • Language Detected

    CS

  • Language Claimed

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Madrix.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 Madrix.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.

Social Sharing Optimization

madrix.cz

Open Graph description is not detected on the main page of MADRIX. 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: