Tools & Wizards About Us
mafra.cz screenshot

Report Summary

  • 21

    Performance

    Renders faster than
    39% of other websites

  • 87

    Accessibility

    Visual factors better than
    that of 66% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 92

    SEO

    Google-friendlier than
    74% of websites

mafra.cz

Mediální skupina MAFRA

Page Load Speed

3.7 sec in total

First Response

391 ms

Resources Loaded

3.1 sec

Page Rendered

178 ms

mafra.cz screenshot

About Website

Visit mafra.cz now to see the best up-to-date MAFRA content for Belgium and also check out these interesting facts you probably never knew about mafra.cz

Mediální skupina MAFRA. Tradiční tituly i nová progresivní média. Papírová periodika, multimedia, internet i tiskárny. Odpovědná novinářská práce i kvalitní zábava. A perfektní znalost českého trhu.

Visit mafra.cz

Key Findings

We analyzed Mafra.cz page load time and found that the first response time was 391 ms and then it took 3.3 sec to load all DOM resources and completely render a web page. This is a poor result, as 60% of websites can load faster.

Performance Metrics

mafra.cz performance score

21

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.3 s

19/100

10%

LCP (Largest Contentful Paint)

Value12.6 s

0/100

25%

SI (Speed Index)

Value5.6 s

53/100

10%

TBT (Total Blocking Time)

Value1,000 ms

27/100

30%

CLS (Cumulative Layout Shift)

Value0.433

22/100

15%

TTI (Time to Interactive)

Value10.1 s

26/100

10%

Network Requests Diagram

mafra.cz

391 ms

www.mafra.cz

459 ms

uni.css

481 ms

mafra.css

494 ms

jquery-1.12.0.min.js

21 ms

Our browser made a total of 41 requests to load all elements on the main page. We found that 5% of them (2 requests) were addressed to the original Mafra.cz, 59% (24 requests) were made to 1gr.cz and 7% (3 requests) were made to Fonts.gstatic.com. The less responsive or slowest element that took the longest time to load (930 ms) relates to the external source 1gr.cz.

Page Optimization Overview & Recommendations

Page size can be reduced by 84.2 kB (6%)

Content Size

1.3 MB

After Optimization

1.3 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Mafra.cz main page is 1.3 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. 25% of websites need less resources to load. Images take 1.2 MB which makes up the majority of the site volume.

HTML Optimization

-72%

Potential reduce by 15.4 kB

  • Original 21.3 kB
  • After minification 20.2 kB
  • After compression 6.0 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 15.4 kB or 72% of the original size.

Image Optimization

-2%

Potential reduce by 26.3 kB

  • Original 1.2 MB
  • After minification 1.2 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. MAFRA images are well optimized though.

JavaScript Optimization

-38%

Potential reduce by 39.2 kB

  • Original 102.2 kB
  • After minification 102.2 kB
  • After compression 63.0 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 39.2 kB or 38% of the original size.

CSS Optimization

-20%

Potential reduce by 3.3 kB

  • Original 16.1 kB
  • After minification 16.1 kB
  • After compression 12.8 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. Mafra.cz needs all CSS files to be minified and compressed as it can save up to 3.3 kB or 20% of the original size.

Requests Breakdown

Number of requests can be reduced by 9 (25%)

Requests Now

36

After Optimization

27

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 36 CSS, Javascripts, AJAX and image requests in order to completely render the main page of MAFRA. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 10 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

mafra.cz

mafra.cz

391 ms

www.mafra.cz

www.mafra.cz

459 ms

uni.css

uni.css

481 ms

mafra.css

mafra.css

494 ms

jquery-1.12.0.min.js

jquery-1.12.0.min.js

21 ms

mafra.js

mafra.js

501 ms

uni.js

uni.js

589 ms

cpex-cmp.min.js

cpex-cmp.min.js

146 ms

css

css

34 ms

gtm.js

gtm.js

75 ms

bg-content-1.jpg

bg-content-1.jpg

191 ms

logo-full.png

logo-full.png

103 ms

lang-open.gif

lang-open.gif

103 ms

fog-white70.png

fog-white70.png

191 ms

dart-right.png

dart-right.png

191 ms

mafra_budova-829x400.jpg

mafra_budova-829x400.jpg

930 ms

35A160504_GEBO_008_250X500_CENIK_TIS.JPG

35A160504_GEBO_008_250X500_CENIK_TIS.JPG

378 ms

23A160504_GEBO_004_250X500_CENIK_ONL.JPG

23A160504_GEBO_004_250X500_CENIK_ONL.JPG

286 ms

66A160504_GEBO_018_250X500_CENIK_TIS.JPG

66A160504_GEBO_018_250X500_CENIK_TIS.JPG

287 ms

95A160504_GEBO_028_250X500_CENIK_ONL.JPG

95A160504_GEBO_028_250X500_CENIK_ONL.JPG

286 ms

A160322_GEBO_011_DNES.PNG

A160322_GEBO_011_DNES.PNG

286 ms

38A240513_SVH_009_MF_400x400_mafracz_fotbale.jpg

38A240513_SVH_009_MF_400x400_mafracz_fotbale.jpg

845 ms

A240513_SVH_023_LN_logo_mafra.png

A240513_SVH_023_LN_logo_mafra.png

380 ms

49A240513_SVH_013_LN_400x400_doschranky_bann.jpg

49A240513_SVH_013_LN_400x400_doschranky_bann.jpg

473 ms

A160322_GEBO_020_TEMA.PNG

A160322_GEBO_020_TEMA.PNG

381 ms

A240405_SVH_022_TEMA_400x400_mafracz_banner.jpg

A240405_SVH_022_TEMA_400x400_mafracz_banner.jpg

751 ms

hp-tisk-vejir400x400.jpg

hp-tisk-vejir400x400.jpg

753 ms

A240424_JMA_027_Mafra_web2_350-350x350.png

A240424_JMA_027_Mafra_web2_350-350x350.png

474 ms

A220808_LUKO_029_350x350x_MFD_18KC.png

A220808_LUKO_029_350x350x_MFD_18KC.png

753 ms

IWEB49.gif

IWEB49.gif

568 ms

4iCv6KVjbNBYlgoC1CzjvmyI.ttf

4iCv6KVjbNBYlgoC1CzjvmyI.ttf

23 ms

4iCs6KVjbNBYlgoKcQ7z.ttf

4iCs6KVjbNBYlgoKcQ7z.ttf

30 ms

4iCv6KVjbNBYlgoCxCvjvmyI.ttf

4iCv6KVjbNBYlgoCxCvjvmyI.ttf

38 ms

analytics.js

analytics.js

17 ms

xgemius.js

xgemius.js

459 ms

collect

collect

13 ms

collect

collect

25 ms

js

js

61 ms

fpdata.js

fpdata.js

89 ms

lsget.html

lsget.html

563 ms

rexdot.js

rexdot.js

90 ms

Accessibility Review

mafra.cz accessibility score

87

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.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

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

mafra.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

Missing source maps for large first-party JavaScript

SEO Factors

mafra.cz SEO score

92

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

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 Mafra.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 Mafra.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

mafra.cz

Open Graph data is detected on the main page of MAFRA. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: