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radaproaudit.cz screenshot

Report Summary

  • 11

    Performance

    Renders faster than
    24% of other websites

  • 86

    Accessibility

    Visual factors better than
    that of 62% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    36% of websites

  • 91

    SEO

    Google-friendlier than
    71% of websites

radaproaudit.cz

Page Load Speed

8 sec in total

First Response

2.6 sec

Resources Loaded

5.1 sec

Page Rendered

256 ms

radaproaudit.cz screenshot

About Website

Welcome to radaproaudit.cz homepage info - get ready to check Radaproaudit best content right away, or after learning these important things about radaproaudit.cz

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Key Findings

We analyzed Radaproaudit.cz page load time and found that the first response time was 2.6 sec and then it took 5.3 sec to load all DOM resources and completely render a web page. This is a poor result, as 75% of websites can load faster.

Performance Metrics

radaproaudit.cz performance score

11

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.3 s

39/100

10%

LCP (Largest Contentful Paint)

Value5.6 s

17/100

25%

SI (Speed Index)

Value9.6 s

11/100

10%

TBT (Total Blocking Time)

Value3,070 ms

2/100

30%

CLS (Cumulative Layout Shift)

Value0.822

4/100

15%

TTI (Time to Interactive)

Value14.7 s

8/100

10%

Network Requests Diagram

radaproaudit.cz

2628 ms

style.css

671 ms

jquery.js

1184 ms

jquery-migrate.min.js

515 ms

javascript.js

339 ms

Our browser made a total of 7 requests to load all elements on the main page. We found that all of those requests were addressed to Radaproaudit.cz and no external sources were called. The less responsive or slowest element that took the longest time to load (2.6 sec) belongs to the original domain Radaproaudit.cz.

Page Optimization Overview & Recommendations

Page size can be reduced by 98.0 kB (33%)

Content Size

297.1 kB

After Optimization

199.1 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Radaproaudit.cz main page is 297.1 kB. This result falls within a vast category (top 1 000 000) of heavyweight, probably not optimized, and thus slow loading web pages. Only 5% of websites need less resources to load. Images take 155.0 kB which makes up the majority of the site volume.

HTML Optimization

-73%

Potential reduce by 8.4 kB

  • Original 11.6 kB
  • After minification 11.2 kB
  • After compression 3.1 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 8.4 kB or 73% of the original size.

Image Optimization

-0%

Potential reduce by 465 B

  • Original 155.0 kB
  • After minification 154.5 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. Radaproaudit images are well optimized though.

JavaScript Optimization

-65%

Potential reduce by 67.1 kB

  • Original 103.9 kB
  • After minification 103.5 kB
  • After compression 36.8 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 67.1 kB or 65% of the original size.

CSS Optimization

-82%

Potential reduce by 22.0 kB

  • Original 26.7 kB
  • After minification 21.3 kB
  • After compression 4.7 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. Radaproaudit.cz needs all CSS files to be minified and compressed as it can save up to 22.0 kB or 82% of the original size.

Requests Breakdown

We found no issues to fix!

Requests Now

6

After Optimization

6

  • Images
  • JavaScript
  • CSS

The browser has sent 6 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Radaproaudit. According to our analytics all requests are already optimized.

Network Requests Diagram

radaproaudit.cz

radaproaudit.cz

2628 ms

style.css

style.css

671 ms

jquery.js

jquery.js

1184 ms

jquery-migrate.min.js

jquery-migrate.min.js

515 ms

javascript.js

javascript.js

339 ms

header.jpg

header.jpg

1336 ms

house.png

house.png

170 ms

Accessibility Review

radaproaudit.cz accessibility score

86

Accessibility Issues

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

High

[aria-*] attributes do not match their roles

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.

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

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

Best Practices

radaproaudit.cz best practices score

75

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

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

SEO Factors

radaproaudit.cz SEO score

91

Search Engine Optimization Advices

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

    N/A

  • Language Claimed

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Radaproaudit.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) and no language is claimed in <html> or <meta> tags either. Our system also found out that Radaproaudit.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

radaproaudit.cz

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