Tools & Wizards About Us
stavbaplus.cz screenshot

Report Summary

  • 46

    Performance

    Renders faster than
    65% of other websites

  • 73

    Accessibility

    Visual factors better than
    that of 38% of websites

  • 58

    Best Practices

    More advanced features
    available than in
    20% of websites

  • 62

    SEO

    Google-friendlier than
    23% of websites

stavbaplus.cz

Stavební míchaèky,elektrocentrály,odvlhèovaèe || Stavba Plus.cz

Page Load Speed

8.8 sec in total

First Response

476 ms

Resources Loaded

8.1 sec

Page Rendered

207 ms

stavbaplus.cz screenshot

About Website

Click here to check amazing Stavba Plus content. Otherwise, check out these important facts you probably never knew about stavbaplus.cz

Internetový obchod se stavebními stroji StavbaPlus.cz. Prodáváme Stavební míchaèky, elektrocentrály, odvlhèovaèe vzduchu, stavební vrátky a jíné...

Visit stavbaplus.cz

Key Findings

We analyzed Stavbaplus.cz page load time and found that the first response time was 476 ms and then it took 8.3 sec to load all DOM resources and completely render a web page. This is a poor result, as 85% of websites can load faster.

Performance Metrics

stavbaplus.cz performance score

46

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.0 s

83/100

10%

LCP (Largest Contentful Paint)

Value2.0 s

97/100

25%

SI (Speed Index)

Value5.8 s

49/100

10%

TBT (Total Blocking Time)

Value2,540 ms

4/100

30%

CLS (Cumulative Layout Shift)

Value0.529

14/100

15%

TTI (Time to Interactive)

Value7.4 s

48/100

10%

Network Requests Diagram

stavbaplus.cz

476 ms

www.stavbaplus.cz

1404 ms

index.css

994 ms

gal.css

665 ms

index.css

297 ms

Our browser made a total of 51 requests to load all elements on the main page. We found that 16% of them (8 requests) were addressed to the original Stavbaplus.cz, 76% (39 requests) were made to Admin.stavbaplus.cz and 4% (2 requests) were made to Apis.google.com. The less responsive or slowest element that took the longest time to load (5.2 sec) relates to the external source Admin.stavbaplus.cz.

Page Optimization Overview & Recommendations

Page size can be reduced by 262.4 kB (34%)

Content Size

779.8 kB

After Optimization

517.4 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Stavbaplus.cz main page is 779.8 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. 30% of websites need less resources to load. Images take 466.1 kB which makes up the majority of the site volume.

HTML Optimization

-82%

Potential reduce by 27.8 kB

  • Original 34.1 kB
  • After minification 33.5 kB
  • After compression 6.3 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 27.8 kB or 82% of the original size.

Image Optimization

-9%

Potential reduce by 42.9 kB

  • Original 466.1 kB
  • After minification 423.3 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. Stavba Plus images are well optimized though.

JavaScript Optimization

-65%

Potential reduce by 143.1 kB

  • Original 220.5 kB
  • After minification 213.9 kB
  • After compression 77.3 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 143.1 kB or 65% of the original size.

CSS Optimization

-82%

Potential reduce by 48.6 kB

  • Original 59.1 kB
  • After minification 56.3 kB
  • After compression 10.5 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. Stavbaplus.cz needs all CSS files to be minified and compressed as it can save up to 48.6 kB or 82% of the original size.

Requests Breakdown

Number of requests can be reduced by 13 (27%)

Requests Now

49

After Optimization

36

  • Images
  • JavaScript
  • CSS

The browser has sent 49 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Stavba Plus. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 8 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

stavbaplus.cz

stavbaplus.cz

476 ms

www.stavbaplus.cz

www.stavbaplus.cz

1404 ms

index.css

index.css

994 ms

gal.css

gal.css

665 ms

index.css

index.css

297 ms

jquery.js

jquery.js

1073 ms

autocomplete.js

autocomplete.js

436 ms

jquery-ui.js

jquery-ui.js

782 ms

qtip.js

qtip.js

783 ms

index.js

index.js

1216 ms

plusone.js

plusone.js

68 ms

ga.js

ga.js

555 ms

cb=gapi.loaded_0

cb=gapi.loaded_0

550 ms

bg_body.jpg

bg_body.jpg

551 ms

head_stavba.jpg

head_stavba.jpg

596 ms

lupa.jpg

lupa.jpg

544 ms

1.png

1.png

544 ms

akcnibaner.png

akcnibaner.png

542 ms

28.jpg

28.jpg

662 ms

23.jpg

23.jpg

1242 ms

1201.jpg

1201.jpg

918 ms

2721.jpg

2721.jpg

1420 ms

1594.jpg

1594.jpg

812 ms

832.jpg

832.jpg

1189 ms

950.jpg

950.jpg

1251 ms

3587.jpg

3587.jpg

1480 ms

3588.jpg

3588.jpg

1502 ms

1641.jpg

1641.jpg

1816 ms

2908.jpg

2908.jpg

1903 ms

20370.jpg

20370.jpg

1930 ms

20369.jpg

20369.jpg

2013 ms

20368.jpg

20368.jpg

4176 ms

20364.jpg

20364.jpg

3871 ms

20362.jpg

20362.jpg

2515 ms

index_par_up.jpg

index_par_up.jpg

2225 ms

index_par_down.jpg

index_par_down.jpg

2328 ms

2732.jpg

2732.jpg

3865 ms

.jpg

.jpg

3536 ms

1508.jpg

1508.jpg

3570 ms

1168.jpg

1168.jpg

4144 ms

1924.jpg

1924.jpg

4349 ms

1374.jpg

1374.jpg

4084 ms

3376.jpg

3376.jpg

4555 ms

1416.jpg

1416.jpg

4390 ms

19659.jpg

19659.jpg

5161 ms

0.jpg

0.jpg

4460 ms

srovnani.png

srovnani.png

3971 ms

bg_button.jpg

bg_button.jpg

4120 ms

bg_akce.jpg

bg_akce.jpg

4171 ms

bg_sleva.jpg

bg_sleva.jpg

4262 ms

__utm.gif

__utm.gif

21 ms

Accessibility Review

stavbaplus.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

Form elements do not have associated labels

High

Links do not have a discernible name

Best Practices

stavbaplus.cz best practices score

58

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

User Experience

Impact

Issue

High

Displays images with incorrect aspect ratio

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

stavbaplus.cz SEO score

62

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

Language and Encoding

  • Language Detected

    N/A

  • Language Claimed

    CS

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Stavbaplus.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), while the claimed language is Czech. Our system also found out that Stavbaplus.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

stavbaplus.cz

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