Tools & Wizards About Us
cstech.cz screenshot

Report Summary

  • 49

    Performance

    Renders faster than
    67% of other websites

  • 73

    Accessibility

    Visual factors better than
    that of 38% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 92

    SEO

    Google-friendlier than
    74% of websites

cstech.cz

CS Technologies s.r.o. - tvorba eshopů a webových prezentací

Page Load Speed

4.3 sec in total

First Response

386 ms

Resources Loaded

3.4 sec

Page Rendered

496 ms

cstech.cz screenshot

About Website

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

Co můžete od spolupráce s námi očekávat? Staneme se Vaším partnerem pro úspěšnou prezentaci na internetu. Nezávazná konzultace zdarma.

Visit cstech.cz

Key Findings

We analyzed Cstech.cz page load time and found that the first response time was 386 ms and then it took 3.9 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

cstech.cz performance score

49

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value8.7 s

0/100

10%

LCP (Largest Contentful Paint)

Value10.3 s

0/100

25%

SI (Speed Index)

Value8.7 s

17/100

10%

TBT (Total Blocking Time)

Value50 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value10.7 s

22/100

10%

Network Requests Diagram

cstech.cz

386 ms

www.cstechnologies.cz

665 ms

font-awesome.min.css

38 ms

main.min.css

467 ms

gray.min.css

385 ms

Our browser made a total of 68 requests to load all elements on the main page. We found that 1% of them (1 request) were addressed to the original Cstech.cz, 76% (52 requests) were made to Cstechnologies.cz and 6% (4 requests) were made to Googletagmanager.com. The less responsive or slowest element that took the longest time to load (1.6 sec) relates to the external source Cstechnologies.cz.

Page Optimization Overview & Recommendations

Page size can be reduced by 291.7 kB (13%)

Content Size

2.3 MB

After Optimization

2.0 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Cstech.cz main page is 2.3 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. 70% of websites need less resources to load. Images take 2.0 MB which makes up the majority of the site volume.

HTML Optimization

-83%

Potential reduce by 46.8 kB

  • Original 56.1 kB
  • After minification 38.0 kB
  • After compression 9.3 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. This page needs HTML code to be minified as it can gain 18.1 kB, which is 32% 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 46.8 kB or 83% of the original size.

Image Optimization

-8%

Potential reduce by 171.7 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. CS Tech images are well optimized though.

JavaScript Optimization

-35%

Potential reduce by 65.2 kB

  • Original 183.7 kB
  • After minification 183.7 kB
  • After compression 118.5 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 65.2 kB or 35% of the original size.

CSS Optimization

-17%

Potential reduce by 8.0 kB

  • Original 47.0 kB
  • After minification 45.9 kB
  • After compression 39.0 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. Cstech.cz needs all CSS files to be minified and compressed as it can save up to 8.0 kB or 17% of the original size.

Requests Breakdown

Number of requests can be reduced by 25 (39%)

Requests Now

64

After Optimization

39

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 64 CSS, Javascripts, AJAX and image requests in order to completely render the main page of CS Tech. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 16 to 1 for JavaScripts and from 11 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

cstech.cz

cstech.cz

386 ms

www.cstechnologies.cz

www.cstechnologies.cz

665 ms

font-awesome.min.css

font-awesome.min.css

38 ms

main.min.css

main.min.css

467 ms

gray.min.css

gray.min.css

385 ms

shared2.min.css

shared2.min.css

483 ms

shared.css

shared.css

395 ms

style.min.css

style.min.css

487 ms

css

css

45 ms

css

css

60 ms

62129f58-6367-4cef-89e1-7a4d197a7cb7-cs

62129f58-6367-4cef-89e1-7a4d197a7cb7-cs

390 ms

CookieOptOut.css

CookieOptOut.css

480 ms

jquery.magnific-popup.css

jquery.magnific-popup.css

484 ms

widget_group_shared.js

widget_group_shared.js

761 ms

CookieOptOut.js

CookieOptOut.js

558 ms

jquery.magnific-popup.min.js

jquery.magnific-popup.min.js

573 ms

jquery.touch-swipe-1.6.18.min.js

jquery.touch-swipe-1.6.18.min.js

577 ms

WebResource.axd

WebResource.axd

673 ms

main.js

main.js

578 ms

shared.js

shared.js

652 ms

shared2.js

shared2.js

668 ms

jquery.gray.min.js

jquery.gray.min.js

672 ms

logo.png

logo.png

184 ms

logo-helpdesk.svg

logo-helpdesk.svg

254 ms

email.svg

email.svg

331 ms

bell.svg

bell.svg

333 ms

image_of_object

image_of_object

505 ms

image_of_object

image_of_object

650 ms

image_of_object

image_of_object

405 ms

image_of_object

image_of_object

503 ms

image_of_object

image_of_object

739 ms

image_of_object

image_of_object

649 ms

870b04af-2950-416a-bbb0-ff493a9adf23-cs

870b04af-2950-416a-bbb0-ff493a9adf23-cs

504 ms

8b41b9c4-035a-4e24-a2c8-a4469b21b4d8-cs

8b41b9c4-035a-4e24-a2c8-a4469b21b4d8-cs

647 ms

6357ec1d-0239-47c4-8e58-b8b88f8e5441-cs

6357ec1d-0239-47c4-8e58-b8b88f8e5441-cs

647 ms

1d24f18d-d7bb-4350-aac0-015caa59e2ce-cs

1d24f18d-d7bb-4350-aac0-015caa59e2ce-cs

648 ms

image_of_object

image_of_object

713 ms

image_of_object

image_of_object

713 ms

image_of_object

image_of_object

714 ms

image_of_object

image_of_object

713 ms

image_of_object

image_of_object

714 ms

image_of_object

image_of_object

895 ms

image_of_object

image_of_object

896 ms

image_of_object

image_of_object

896 ms

image_of_object

image_of_object

897 ms

image_of_object

image_of_object

895 ms

image_of_object

image_of_object

897 ms

image_of_object

image_of_object

911 ms

image_of_object

image_of_object

912 ms

image_of_object

image_of_object

855 ms

gtm.js

gtm.js

96 ms

hpMotiveWrap.png

hpMotiveWrap.png

588 ms

hpMotiveSymbol.png

hpMotiveSymbol.png

591 ms

sliderRef.png

sliderRef.png

600 ms

footerWrap.jpg

footerWrap.jpg

1579 ms

footerMottoSymbol.png

footerMottoSymbol.png

1276 ms

footerBtn.png

footerBtn.png

1477 ms

font

font

232 ms

fontawesome-webfont.woff

fontawesome-webfont.woff

43 ms

js

js

70 ms

analytics.js

analytics.js

63 ms

destination

destination

159 ms

fbevents.js

fbevents.js

27 ms

collect

collect

151 ms

collect

collect

157 ms

js

js

55 ms

ga-audiences

ga-audiences

165 ms

retargeting.js

retargeting.js

669 ms

Accessibility Review

cstech.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.

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

cstech.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

User Experience

Impact

Issue

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Page has valid source maps

SEO Factors

cstech.cz SEO score

92

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

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 Cstech.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 Cstech.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

cstech.cz

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