Tools & Wizards About Us
westech.cz screenshot

Report Summary

  • 37

    Performance

    Renders faster than
    56% of other websites

  • 63

    Accessibility

    Visual factors better than
    that of 28% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    80% of websites

  • 83

    SEO

    Google-friendlier than
    46% of websites

westech.cz

Homepage

Page Load Speed

4.6 sec in total

First Response

546 ms

Resources Loaded

3.7 sec

Page Rendered

354 ms

westech.cz screenshot

About Website

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

Visit westech.cz

Key Findings

We analyzed Westech.cz page load time and found that the first response time was 546 ms and then it took 4.1 sec to load all DOM resources and completely render a web page. This is a poor result, as 65% of websites can load faster.

Performance Metrics

westech.cz performance score

37

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.3 s

40/100

10%

LCP (Largest Contentful Paint)

Value34.3 s

0/100

25%

SI (Speed Index)

Value9.0 s

14/100

10%

TBT (Total Blocking Time)

Value560 ms

53/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value20.6 s

2/100

10%

Network Requests Diagram

westech.cz

546 ms

cz

1483 ms

gtm.js

67 ms

main.css

315 ms

flickity.min.css

38 ms

Our browser made a total of 33 requests to load all elements on the main page. We found that 3% of them (1 request) were addressed to the original Westech.cz, 85% (28 requests) were made to Westech.eu and 6% (2 requests) were made to Unpkg.com. The less responsive or slowest element that took the longest time to load (1.5 sec) relates to the external source Westech.eu.

Page Optimization Overview & Recommendations

Page size can be reduced by 1.4 MB (16%)

Content Size

8.8 MB

After Optimization

7.3 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Westech.cz main page is 8.8 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. 55% of websites need less resources to load. Images take 7.5 MB which makes up the majority of the site volume.

HTML Optimization

-89%

Potential reduce by 48.2 kB

  • Original 54.0 kB
  • After minification 25.3 kB
  • After compression 5.7 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 28.7 kB, which is 53% 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 48.2 kB or 89% of the original size.

Image Optimization

-9%

Potential reduce by 686.3 kB

  • Original 7.5 MB
  • After minification 6.9 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. Westech images are well optimized though.

JavaScript Optimization

-63%

Potential reduce by 677.1 kB

  • Original 1.1 MB
  • After minification 1.1 MB
  • After compression 397.4 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 677.1 kB or 63% of the original size.

CSS Optimization

-23%

Potential reduce by 21.8 kB

  • Original 94.6 kB
  • After minification 94.6 kB
  • After compression 72.8 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. Westech.cz needs all CSS files to be minified and compressed as it can save up to 21.8 kB or 23% of the original size.

Requests Breakdown

We found no issues to fix!

Requests Now

22

After Optimization

22

  • Images
  • JavaScript
  • CSS

The browser has sent 22 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Westech. According to our analytics all requests are already optimized.

Network Requests Diagram

westech.cz

westech.cz

546 ms

cz

cz

1483 ms

gtm.js

gtm.js

67 ms

main.css

main.css

315 ms

flickity.min.css

flickity.min.css

38 ms

logo-westech.svg

logo-westech.svg

385 ms

sprite.svg

sprite.svg

424 ms

js

js

83 ms

main.js

main.js

1016 ms

flickity.min.css

flickity.min.css

22 ms

chevron-slider.svg

chevron-slider.svg

105 ms

Adamcik_homepage.png

Adamcik_homepage.png

767 ms

Adamcik_mobile.png

Adamcik_mobile.png

643 ms

Skr%CC%8Civa%CC%81nkova%CC%81_homepage.png

Skr%CC%8Civa%CC%81nkova%CC%81_homepage.png

452 ms

Skr%CC%8Civa%CC%81nkova%CC%81_mobile.png

Skr%CC%8Civa%CC%81nkova%CC%81_mobile.png

866 ms

Danc%CC%8Cis%CC%8Cin_homepage.png

Danc%CC%8Cis%CC%8Cin_homepage.png

1054 ms

Danc%CC%8Cis%CC%8Cin_mobile.png

Danc%CC%8Cis%CC%8Cin_mobile.png

594 ms

Pravdova%CC%81_homepage.png

Pravdova%CC%81_homepage.png

942 ms

Pravdova%CC%81_mobile.png

Pravdova%CC%81_mobile.png

885 ms

Reinvart_homepage.png

Reinvart_homepage.png

1287 ms

Reinvart_mobile.png

Reinvart_mobile.png

931 ms

Fromelius_homepage.png

Fromelius_homepage.png

1212 ms

Fromelius_mobile.png

Fromelius_mobile.png

1026 ms

D75_2380.jpg

D75_2380.jpg

1309 ms

D75_4894.jpg

D75_4894.jpg

1086 ms

Geometria.woff

Geometria.woff

1082 ms

Geometria_Medium.woff

Geometria_Medium.woff

1120 ms

Geometria_Light.woff

Geometria_Light.woff

1144 ms

Geometria_ExtraLight.woff

Geometria_ExtraLight.woff

1186 ms

Geometria_Thin.woff

Geometria_Thin.woff

1231 ms

Geometria_Bold.woff

Geometria_Bold.woff

1248 ms

Geometria_ExtraBold.woff

Geometria_ExtraBold.woff

1268 ms

Geometria_Heavy.woff

Geometria_Heavy.woff

1291 ms

Accessibility Review

westech.cz accessibility score

63

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.

Internationalization and localization

These are opportunities to improve the interpretation of your content by users in different locales.

Impact

Issue

High

<html> element does not have a valid value for its [lang] attribute.

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

Tables and lists

These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.

Impact

Issue

High

List items (<li>) are not contained within <ul> or <ol> parent elements.

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

westech.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

Missing source maps for large first-party JavaScript

SEO Factors

westech.cz SEO score

83

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

Document doesn't have a valid hreflang

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

    CZ

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Westech.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 language. Our system also found out that Westech.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

westech.cz

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