Tools & Wizards About Us
aconstav.cz screenshot

Report Summary

  • 46

    Performance

    Renders faster than
    65% of other websites

  • 77

    Accessibility

    Visual factors better than
    that of 45% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 100

    SEO

    Google-friendlier than
    95% of websites

aconstav.cz

Pronájem fasádního lešení Brno - Pohořelice - Znojmo

Page Load Speed

3.8 sec in total

First Response

805 ms

Resources Loaded

2.7 sec

Page Rendered

266 ms

aconstav.cz screenshot

About Website

Visit aconstav.cz now to see the best up-to-date Aconstav content for Czech Republic and also check out these interesting facts you probably never knew about aconstav.cz

Pronájem fasádního lešení Brno - Pohořelice - Znojmo

Visit aconstav.cz

Key Findings

We analyzed Aconstav.cz page load time and found that the first response time was 805 ms and then it took 3 sec to load all DOM resources and completely render a web page. This is a poor result, as 55% of websites can load faster.

Performance Metrics

aconstav.cz performance score

46

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value13.5 s

0/100

10%

LCP (Largest Contentful Paint)

Value15.6 s

0/100

25%

SI (Speed Index)

Value23.0 s

0/100

10%

TBT (Total Blocking Time)

Value50 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value14.7 s

8/100

10%

Network Requests Diagram

aconstav.cz

805 ms

jcemediabox.css

122 ms

style.css

238 ms

jquery.min.js

407 ms

jquery-noconflict.js

240 ms

Our browser made a total of 63 requests to load all elements on the main page. We found that 89% of them (56 requests) were addressed to the original Aconstav.cz, 3% (2 requests) were made to Fonts.googleapis.com and 3% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (961 ms) belongs to the original domain Aconstav.cz.

Page Optimization Overview & Recommendations

Page size can be reduced by 639.8 kB (42%)

Content Size

1.5 MB

After Optimization

889.2 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Aconstav.cz main page is 1.5 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. 50% of websites need less resources to load. Images take 715.3 kB which makes up the majority of the site volume.

HTML Optimization

-78%

Potential reduce by 35.8 kB

  • Original 46.1 kB
  • After minification 41.4 kB
  • After compression 10.3 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 35.8 kB or 78% of the original size.

Image Optimization

-1%

Potential reduce by 8.6 kB

  • Original 715.3 kB
  • After minification 706.7 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. Aconstav images are well optimized though.

JavaScript Optimization

-71%

Potential reduce by 289.3 kB

  • Original 407.5 kB
  • After minification 375.1 kB
  • After compression 118.2 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 289.3 kB or 71% of the original size.

CSS Optimization

-85%

Potential reduce by 306.1 kB

  • Original 360.1 kB
  • After minification 295.8 kB
  • After compression 54.0 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. Aconstav.cz needs all CSS files to be minified and compressed as it can save up to 306.1 kB or 85% of the original size.

Requests Breakdown

Number of requests can be reduced by 47 (80%)

Requests Now

59

After Optimization

12

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 59 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Aconstav. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 18 to 1 for JavaScripts and from 24 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

aconstav.cz

aconstav.cz

805 ms

jcemediabox.css

jcemediabox.css

122 ms

style.css

style.css

238 ms

jquery.min.js

jquery.min.js

407 ms

jquery-noconflict.js

jquery-noconflict.js

240 ms

jquery-migrate.min.js

jquery-migrate.min.js

238 ms

caption.js

caption.js

240 ms

jcemediabox.js

jcemediabox.js

362 ms

bootstrap.min.js

bootstrap.min.js

356 ms

jquery.ui.core.min.js

jquery.ui.core.min.js

358 ms

jquery.ui.sortable.min.js

jquery.ui.sortable.min.js

359 ms

jquery-ui-addons.js

jquery-ui-addons.js

481 ms

jd.gallery.jquery.js

jd.gallery.jquery.js

476 ms

jd.gallery.transitions.jquery.js

jd.gallery.transitions.jquery.js

476 ms

bootstrap-default.css

bootstrap-default.css

603 ms

bootstrap-responsive.css

bootstrap-responsive.css

500 ms

font-awesome.min.css

font-awesome.min.css

523 ms

css

css

22 ms

s5_flex_menu.js

s5_flex_menu.js

596 ms

s5_flex_menu.css

s5_flex_menu.css

592 ms

system.css

system.css

597 ms

general.css

general.css

599 ms

template_default.css

template_default.css

640 ms

template.css

template.css

711 ms

com_content.css

com_content.css

716 ms

editor.css

editor.css

719 ms

thirdparty.css

thirdparty.css

722 ms

css

css

33 ms

multibox.css

multibox.css

721 ms

ajax.css

ajax.css

757 ms

overlay.js

overlay.js

828 ms

multibox.js

multibox.js

830 ms

s5_font_adjuster.js

s5_font_adjuster.js

832 ms

s5_responsive_bars.css

s5_responsive_bars.css

836 ms

s5_responsive_hide_classes.css

s5_responsive_hide_classes.css

838 ms

s5_responsive.css

s5_responsive.css

874 ms

custom.css

custom.css

945 ms

s5_info_slide.css

s5_info_slide.css

945 ms

s5_info_slide.js

s5_info_slide.js

949 ms

s5_responsive_mobile_bar.js

s5_responsive_mobile_bar.js

846 ms

system.css

system.css

347 ms

ga.js

ga.js

30 ms

s5_background.jpg

s5_background.jpg

488 ms

s5_logo.png

s5_logo.png

122 ms

slide1.jpg

slide1.jpg

526 ms

slide2.jpg

slide2.jpg

961 ms

slide3.jpg

slide3.jpg

727 ms

gtm.js

gtm.js

60 ms

search_light.png

search_light.png

124 ms

menu_light.png

menu_light.png

246 ms

s5_rss.png

s5_rss.png

236 ms

s5_pinterest.png

s5_pinterest.png

353 ms

s5_twitter.png

s5_twitter.png

355 ms

s5_google.png

s5_google.png

504 ms

s5_facebook.png

s5_facebook.png

501 ms

s5_search.png

s5_search.png

598 ms

s5imagecontent.css

s5imagecontent.css

616 ms

zN7GBFwfMP4uA6AR0HCoLQ.ttf

zN7GBFwfMP4uA6AR0HCoLQ.ttf

28 ms

cJZKeOuBrn4kERxqtaUH3aCWcynf_cDxXwCLxiixG1c.ttf

cJZKeOuBrn4kERxqtaUH3aCWcynf_cDxXwCLxiixG1c.ttf

35 ms

__utm.gif

__utm.gif

23 ms

s5_scroll_arrow.png

s5_scroll_arrow.png

122 ms

popup.html

popup.html

124 ms

tooltip.html

tooltip.html

122 ms

Accessibility Review

aconstav.cz accessibility score

77

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

aconstav.cz best practices score

67

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

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

SEO Factors

aconstav.cz SEO score

100

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 Aconstav.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 Aconstav.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

aconstav.cz

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