Tools & Wizards About Us
vasetopeni.cz screenshot

Report Summary

  • 41

    Performance

    Renders faster than
    60% of other websites

  • 92

    Accessibility

    Visual factors better than
    that of 78% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 83

    SEO

    Google-friendlier than
    46% of websites

vasetopeni.cz

VašeTopení.cz – vše pro instalace topení, vody a plynu

Page Load Speed

4.8 sec in total

First Response

415 ms

Resources Loaded

4.1 sec

Page Rendered

283 ms

vasetopeni.cz screenshot

About Website

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

Vše pro instalace topení, vody a plynu. Armatury, topná technika a instalační materiál s odborným poradenstvím a rychlým dodáním.

Visit vasetopeni.cz

Key Findings

We analyzed Vasetopeni.cz page load time and found that the first response time was 415 ms and then it took 4.4 sec to load all DOM resources and completely render a web page. This is a poor result, as 70% of websites can load faster.

Performance Metrics

vasetopeni.cz performance score

41

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value5.0 s

9/100

10%

LCP (Largest Contentful Paint)

Value8.1 s

2/100

25%

SI (Speed Index)

Value6.2 s

43/100

10%

TBT (Total Blocking Time)

Value390 ms

69/100

30%

CLS (Cumulative Layout Shift)

Value0.172

70/100

15%

TTI (Time to Interactive)

Value8.4 s

39/100

10%

Network Requests Diagram

vasetopeni.cz

415 ms

www.vasetopeni.cz

1087 ms

cookie-preferences.js

287 ms

style-general.css

290 ms

style-shop.css

294 ms

Our browser made a total of 161 requests to load all elements on the main page. We found that 91% of them (147 requests) were addressed to the original Vasetopeni.cz, 5% (8 requests) were made to Fonts.gstatic.com and 1% (1 request) were made to Fonts.googleapis.com. The less responsive or slowest element that took the longest time to load (1.1 sec) belongs to the original domain Vasetopeni.cz.

Page Optimization Overview & Recommendations

Page size can be reduced by 167.9 kB (12%)

Content Size

1.4 MB

After Optimization

1.2 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Vasetopeni.cz main page is 1.4 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 854.0 kB which makes up the majority of the site volume.

HTML Optimization

-84%

Potential reduce by 96.1 kB

  • Original 114.6 kB
  • After minification 105.7 kB
  • After compression 18.6 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 96.1 kB or 84% of the original size.

Image Optimization

-3%

Potential reduce by 25.0 kB

  • Original 854.0 kB
  • After minification 829.0 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. Vasetopeni images are well optimized though.

JavaScript Optimization

-13%

Potential reduce by 43.8 kB

  • Original 330.3 kB
  • After minification 330.3 kB
  • After compression 286.5 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 43.8 kB or 13% of the original size.

CSS Optimization

-6%

Potential reduce by 3.1 kB

  • Original 54.4 kB
  • After minification 54.4 kB
  • After compression 51.3 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. Vasetopeni.cz has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 39 (26%)

Requests Now

151

After Optimization

112

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 151 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Vasetopeni. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 29 to 1 for JavaScripts and from 12 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

vasetopeni.cz

vasetopeni.cz

415 ms

www.vasetopeni.cz

www.vasetopeni.cz

1087 ms

cookie-preferences.js

cookie-preferences.js

287 ms

style-general.css

style-general.css

290 ms

style-shop.css

style-shop.css

294 ms

style-shop.vypis4.css

style-shop.vypis4.css

297 ms

template.css

template.css

410 ms

style-effect.css

style-effect.css

326 ms

css

css

32 ms

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493 ms

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391 ms

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591 ms

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Accessibility Review

vasetopeni.cz accessibility score

92

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

<frame> or <iframe> elements do not have a title

High

Links do not have a discernible name

Best Practices

vasetopeni.cz best practices score

83

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

General

Impact

Issue

Low

Detected JavaScript libraries

High

Page has valid source maps

SEO Factors

vasetopeni.cz SEO score

83

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

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

High

Tap targets are not sized appropriately

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 Vasetopeni.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 Vasetopeni.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

vasetopeni.cz

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