Report Summary

  • 57

    Performance

    Renders faster than
    74% of other websites

  • 73

    Accessibility

    Visual factors better than
    that of 39% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    56% of websites

  • 93

    SEO

    Google-friendlier than
    84% of websites

webklient.cz

Tvorba www stránek - Webklient Ostrava

Page Load Speed

2.5 sec in total

First Response

350 ms

Resources Loaded

2.1 sec

Page Rendered

104 ms

webklient.cz screenshot

About Website

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

Webové studio specializující se na tvrobu webových stránek, eshopů a aplikací. Správa webů, odvirování, aktualizace. 20+ let zkušeností.

Visit webklient.cz

Key Findings

We analyzed Webklient.cz page load time and found that the first response time was 350 ms and then it took 2.2 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 40% of websites can load faster.

Performance Metrics

webklient.cz performance score

57

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.9 s

52/100

10%

LCP (Largest Contentful Paint)

Value3.1 s

75/100

25%

SI (Speed Index)

Value5.1 s

62/100

10%

TBT (Total Blocking Time)

Value310 ms

77/100

30%

CLS (Cumulative Layout Shift)

Value1.123

1/100

15%

TTI (Time to Interactive)

Value8.9 s

35/100

10%

Network Requests Diagram

webklient.cz

350 ms

780 ms

bootstrap.css

222 ms

bootstrap-custom.css

213 ms

bootstrap-responsive.css

216 ms

Our browser made a total of 10 requests to load all elements on the main page. We found that 10% of them (1 request) were addressed to the original Webklient.cz, 90% (9 requests) were made to Webclient.cz. The less responsive or slowest element that took the longest time to load (780 ms) relates to the external source Webclient.cz.

Page Optimization Overview & Recommendations

Page size can be reduced by 249.9 kB (71%)

Content Size

350.5 kB

After Optimization

100.7 kB

In fact, the total size of Webklient.cz main page is 350.5 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. 20% of websites need less resources to load. CSS take 177.9 kB which makes up the majority of the site volume.

HTML Optimization

-68%

Potential reduce by 2.3 kB

  • Original 3.4 kB
  • After minification 3.0 kB
  • After compression 1.1 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. This page needs HTML code to be minified as it can gain 367 B, which is 11% 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 2.3 kB or 68% of the original size.

JavaScript Optimization

-65%

Potential reduce by 109.8 kB

  • Original 169.3 kB
  • After minification 169.0 kB
  • After compression 59.5 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 109.8 kB or 65% of the original size.

CSS Optimization

-77%

Potential reduce by 137.8 kB

  • Original 177.9 kB
  • After minification 149.5 kB
  • After compression 40.1 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. Webklient.cz needs all CSS files to be minified and compressed as it can save up to 137.8 kB or 77% of the original size.

Requests Breakdown

Number of requests can be reduced by 4 (50%)

Requests Now

8

After Optimization

4

The browser has sent 8 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Webklient. 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 CSS and as a result speed up the page load time.

Accessibility Review

webklient.cz accessibility score

73

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.

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 IDs are not unique

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

These items highlight common accessibility best practices.

Impact

Issue

High

[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.

Best Practices

webklient.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

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Page has valid source maps

SEO Factors

webklient.cz SEO score

93

Search Engine Optimization Advices

Crawling and Indexing

To appear in search results, crawlers need access to your app.

Impact

Issue

High

robots.txt is not valid

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

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Webklient.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 Webklient.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 description is not detected on the main page of Webklient. 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: