Tools & Wizards About Us

Report Summary

  • 31

    Performance

    Renders faster than
    51% of other websites

  • 96

    Accessibility

    Visual factors better than
    that of 88% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    80% of websites

  • 92

    SEO

    Google-friendlier than
    74% of websites

key4you.cz

Key4You.cz - Digitální klíče, hry a software online | Key4You.cz

Page Load Speed

69.5 sec in total

First Response

364 ms

Resources Loaded

66.1 sec

Page Rendered

3.1 sec

About Website

Welcome to key4you.cz homepage info - get ready to check Key4 You best content for Czech Republic right away, or after learning these important things about key4you.cz

Chceš si zahrát? ⭐ S Key4You.cz můžeš už za pár minut. ⭐ Vyber si ten správný titul českého prodejce s českou podporou a širokou možností plateb.

Visit key4you.cz

Key Findings

We analyzed Key4you.cz page load time and found that the first response time was 364 ms and then it took 69.2 sec to load all DOM resources and completely render a web page. This is a poor result, as 95% of websites can load faster. Unfortunately, there were 17 request timeouts, which can generally increase the web page load time, as the browser stays idle while waiting for website response.

Performance Metrics

key4you.cz performance score

31

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.6 s

33/100

10%

LCP (Largest Contentful Paint)

Value12.3 s

0/100

25%

SI (Speed Index)

Value7.9 s

22/100

10%

TBT (Total Blocking Time)

Value990 ms

28/100

30%

CLS (Cumulative Layout Shift)

Value0.005

100/100

15%

TTI (Time to Interactive)

Value11.2 s

20/100

10%

Network Requests Diagram

key4you.cz

364 ms

www.key4you.cz

14729 ms

gtm.js

123 ms

cookieconsent.js

15989 ms

optimize.js

62 ms

Our browser made a total of 110 requests to load all elements on the main page. We found that 50% of them (55 requests) were addressed to the original Key4you.cz, 47% (52 requests) were made to Cdn.aktivcommunication.cz and 1% (1 request) were made to Googletagmanager.com. The less responsive or slowest element that took the longest time to load (20.2 sec) relates to the external source Cdn.aktivcommunication.cz.

Page Optimization Overview & Recommendations

Page size can be reduced by 219.7 kB (10%)

Content Size

2.2 MB

After Optimization

1.9 MB

  • HTML
  • Images

In fact, the total size of Key4you.cz main page is 2.2 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. 40% of websites need less resources to load. Images take 2.0 MB which makes up the majority of the site volume.

HTML Optimization

-87%

Potential reduce by 160.0 kB

  • Original 183.3 kB
  • After minification 183.2 kB
  • After compression 23.3 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 160.0 kB or 87% of the original size.

Image Optimization

-3%

Potential reduce by 59.7 kB

  • Original 2.0 MB
  • After minification 1.9 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. Key4 You images are well optimized though.

Requests Breakdown

Number of requests can be reduced by 14 (17%)

Requests Now

83

After Optimization

69

  • Images
  • JavaScript
  • CSS

The browser has sent 83 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Key4 You. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 5 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

key4you.cz accessibility score

96

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.

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

key4you.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

key4you.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

High

Tap targets are not sized appropriately

Language and Encoding

  • Language Detected

    CS

  • Language Claimed

    CS

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Key4you.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 Key4you.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

Open Graph data is detected on the main page of Key4 You. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: