Report Summary

  • 21

    Performance

    Renders faster than
    39% of other websites

  • 74

    Accessibility

    Visual factors better than
    that of 40% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 89

    SEO

    Google-friendlier than
    66% of websites

karcher-satter.cz

Úvod - KÄRCHER SATTER - vysavače, vysokotlaké čističe,parní čističe, mycí stroje

Page Load Speed

4 sec in total

First Response

447 ms

Resources Loaded

3.2 sec

Page Rendered

366 ms

karcher-satter.cz screenshot

About Website

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

Prodej čisticí a úklidové techniky KÄRCHER. Servis strojů KÄRCHER. Půjčovna čisticí techniky. Úklidové vozíky, mopy a jiné pomůcky, čisticí prostředků a autokosmetika.

Visit karcher-satter.cz

Key Findings

We analyzed Karcher-satter.cz page load time and found that the first response time was 447 ms and then it took 3.5 sec to load all DOM resources and completely render a web page. This is a poor result, as 60% of websites can load faster.

Performance Metrics

karcher-satter.cz performance score

21

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value5.6 s

5/100

10%

LCP (Largest Contentful Paint)

Value8.6 s

1/100

25%

SI (Speed Index)

Value9.0 s

14/100

10%

TBT (Total Blocking Time)

Value1,950 ms

8/100

30%

CLS (Cumulative Layout Shift)

Value0.024

100/100

15%

TTI (Time to Interactive)

Value13.7 s

10/100

10%

Network Requests Diagram

karcher-satter.cz

447 ms

www.karcher-satter.cz

1218 ms

plugins,_system,_cd_scriptegrator,_css,_cssloader.php,qcompress==1+components,_com_virtuemart,_fetchscript.php,qgzip==0,asubdir,5B0,5D==,_themes,_default,afile,5B0,5D==theme.css,asubdir,5B1,5D==,_js,_mootools,afile,5B1,5D==mooPrompt.css+plugins,_system,_rokbox,_themes,_light,_rokbox-style.css+media,_com_acymailing,_css,_module_default.css,qv==1445253908+modules,_mod_yoo_carousel,_mod_yoo_carousel.css.php+modules,_mod_cd_login,_tmpl,_css,_mod_cd_login.css+modules,_mod_rokajaxsearch,_css,_rokajaxsearch.css+modules,_mod_rokajaxsearch,_themes,_light,_rokajaxsearch-theme.css.pagespeed.cc.fBXrLWHiQV.css

306 ms

jsloader.php

509 ms

mootools.js+caption.js.pagespeed.jc.yTq1P00aJi.js

413 ms

Our browser made a total of 56 requests to load all elements on the main page. We found that 75% of them (42 requests) were addressed to the original Karcher-satter.cz, 5% (3 requests) were made to Googleadservices.com and 4% (2 requests) were made to C.imedia.cz. The less responsive or slowest element that took the longest time to load (1.2 sec) belongs to the original domain Karcher-satter.cz.

Page Optimization Overview & Recommendations

Page size can be reduced by 312.0 kB (49%)

Content Size

639.0 kB

After Optimization

327.0 kB

In fact, the total size of Karcher-satter.cz main page is 639.0 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. Javascripts take 297.7 kB which makes up the majority of the site volume.

HTML Optimization

-74%

Potential reduce by 40.1 kB

  • Original 54.2 kB
  • After minification 51.1 kB
  • After compression 14.1 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 40.1 kB or 74% of the original size.

Image Optimization

-2%

Potential reduce by 4.5 kB

  • Original 182.2 kB
  • After minification 177.7 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. Karcher SATTER images are well optimized though.

JavaScript Optimization

-60%

Potential reduce by 178.3 kB

  • Original 297.7 kB
  • After minification 296.3 kB
  • After compression 119.4 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 178.3 kB or 60% of the original size.

CSS Optimization

-85%

Potential reduce by 89.0 kB

  • Original 104.8 kB
  • After minification 93.3 kB
  • After compression 15.8 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. Karcher-satter.cz needs all CSS files to be minified and compressed as it can save up to 89.0 kB or 85% of the original size.

Requests Breakdown

Number of requests can be reduced by 19 (37%)

Requests Now

51

After Optimization

32

The browser has sent 51 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Karcher SATTER. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 9 to 1 for JavaScripts and as a result speed up the page load time.

Accessibility Review

karcher-satter.cz accessibility score

74

Accessibility Issues

ARIA

These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.

Impact

Issue

High

Elements with an ARIA [role] that require children to contain a specific [role] are missing some or all of those required children.

High

[role]s are not contained by their required parent element

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

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

karcher-satter.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

High

Page has valid source maps

SEO Factors

karcher-satter.cz SEO score

89

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

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 Karcher-satter.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 Karcher-satter.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

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