Tools & Wizards About Us
demagog.cz screenshot

Report Summary

  • 66

    Performance

    Renders faster than
    80% of other websites

  • 81

    Accessibility

    Visual factors better than
    that of 52% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    82% of websites

  • 91

    SEO

    Google-friendlier than
    71% of websites

demagog.cz

Demagog.cz

Page Load Speed

3.7 sec in total

First Response

625 ms

Resources Loaded

2.4 sec

Page Rendered

713 ms

demagog.cz screenshot

About Website

Click here to check amazing Demagog content for United Kingdom. Otherwise, check out these important facts you probably never knew about demagog.cz

Nezávislý fact-checkingový projekt, který se zaměřuje na ověřování faktických tvrzení českých politiků. Usilujeme o kultivaci veřejné diskuse a klademe důraz na transparentní zdroje informací, kritick...

Visit demagog.cz

Key Findings

We analyzed Demagog.cz page load time and found that the first response time was 625 ms and then it took 3.1 sec to load all DOM resources and completely render a web page. This is a poor result, as 50% of websites can load faster.

Performance Metrics

demagog.cz performance score

66

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value1.7 s

92/100

10%

LCP (Largest Contentful Paint)

Value9.0 s

1/100

25%

SI (Speed Index)

Value3.4 s

90/100

10%

TBT (Total Blocking Time)

Value110 ms

97/100

30%

CLS (Cumulative Layout Shift)

Value0.122

84/100

15%

TTI (Time to Interactive)

Value6.3 s

61/100

10%

Network Requests Diagram

demagog.cz

625 ms

css

25 ms

frontend.css

228 ms

glyphicons.css

220 ms

modernizr.js

217 ms

Our browser made a total of 106 requests to load all elements on the main page. We found that 35% of them (37 requests) were addressed to the original Demagog.cz, 19% (20 requests) were made to Static.xx.fbcdn.net and 17% (18 requests) were made to Pbs.twimg.com. The less responsive or slowest element that took the longest time to load (1.2 sec) belongs to the original domain Demagog.cz.

Page Optimization Overview & Recommendations

Page size can be reduced by 412.1 kB (24%)

Content Size

1.7 MB

After Optimization

1.3 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Demagog.cz main page is 1.7 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. 75% of websites need less resources to load and that’s why Accessify’s recommendations for optimization and resource minification can be helpful for this project. Images take 1.3 MB which makes up the majority of the site volume.

HTML Optimization

-79%

Potential reduce by 24.7 kB

  • Original 31.4 kB
  • After minification 25.3 kB
  • After compression 6.7 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 6.1 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 24.7 kB or 79% of the original size.

Image Optimization

-8%

Potential reduce by 106.4 kB

  • Original 1.3 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. Demagog images are well optimized though.

JavaScript Optimization

-63%

Potential reduce by 90.2 kB

  • Original 143.1 kB
  • After minification 125.6 kB
  • After compression 52.9 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. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 90.2 kB or 63% of the original size.

CSS Optimization

-87%

Potential reduce by 190.7 kB

  • Original 219.2 kB
  • After minification 190.2 kB
  • After compression 28.5 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. Demagog.cz needs all CSS files to be minified and compressed as it can save up to 190.7 kB or 87% of the original size.

Requests Breakdown

Number of requests can be reduced by 29 (29%)

Requests Now

101

After Optimization

72

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 101 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Demagog. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 21 to 1 for JavaScripts and from 10 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

demagog.cz

demagog.cz

625 ms

css

css

25 ms

frontend.css

frontend.css

228 ms

glyphicons.css

glyphicons.css

220 ms

modernizr.js

modernizr.js

217 ms

jquery-1.4.2.min.js

jquery-1.4.2.min.js

336 ms

app.js

app.js

242 ms

demagog.cz.logo.dark.png

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265 ms

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434 ms

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Accessibility Review

demagog.cz accessibility score

81

Accessibility Issues

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

Buttons do not have an accessible name

High

<frame> or <iframe> elements do not have a title

High

Image elements do not have [alt] attributes

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.

Best Practices

demagog.cz best practices score

92

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

General

Impact

Issue

Low

Detected JavaScript libraries

High

Page has valid source maps

SEO Factors

demagog.cz SEO score

91

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

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

    EN

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Demagog.cz can be misinterpreted by Google and other search engines. Our service has detected that Czech is used on the page, and it does not match the claimed English language. Our system also found out that Demagog.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

demagog.cz

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