Tools & Wizards About Us

Report Summary

  • 1

    Performance

    Renders faster than
    19% of other websites

  • 81

    Accessibility

    Visual factors better than
    that of 51% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 85

    SEO

    Google-friendlier than
    55% of websites

klarstein.fr

Klarstein | Boutique en ligne d'électroménager à prix imbattable

Page Load Speed

2.3 sec in total

First Response

78 ms

Resources Loaded

1.8 sec

Page Rendered

340 ms

About Website

Welcome to klarstein.fr homepage info - get ready to check Klarstein best content for France right away, or after learning these important things about klarstein.fr

Livraison gratuite et garantie satisfait ou remboursé sur tous nos produits : appareils électroménager, climatisateur, chauffage & idées déco.

Visit klarstein.fr

Key Findings

We analyzed Klarstein.fr page load time and found that the first response time was 78 ms and then it took 2.2 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 45% of websites can load faster.

Performance Metrics

klarstein.fr performance score

1

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value7.4 s

1/100

10%

LCP (Largest Contentful Paint)

Value13.0 s

0/100

25%

SI (Speed Index)

Value14.1 s

1/100

10%

TBT (Total Blocking Time)

Value4,110 ms

1/100

30%

CLS (Cumulative Layout Shift)

Value2.11

0/100

15%

TTI (Time to Interactive)

Value22.6 s

1/100

10%

Network Requests Diagram

klarstein.fr

78 ms

www.klarstein.fr

504 ms

edd4a5cd8a.css

39 ms

klarstein.css

38 ms

style.min.css

56 ms

Our browser made a total of 157 requests to load all elements on the main page. We found that 10% of them (16 requests) were addressed to the original Klarstein.fr, 61% (96 requests) were made to Ka-p.fontawesome.com and 18% (28 requests) were made to Res.cloudinary.com. The less responsive or slowest element that took the longest time to load (686 ms) belongs to the original domain Klarstein.fr.

Page Optimization Overview & Recommendations

Page size can be reduced by 198.8 kB (14%)

Content Size

1.4 MB

After Optimization

1.2 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Klarstein.fr 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. Only a small number of websites need less resources to load. Images take 842.6 kB which makes up the majority of the site volume.

HTML Optimization

-89%

Potential reduce by 191.4 kB

  • Original 214.8 kB
  • After minification 155.2 kB
  • After compression 23.4 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 59.6 kB, which is 28% 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 191.4 kB or 89% of the original size.

Image Optimization

-0%

Potential reduce by 2.9 kB

  • Original 842.6 kB
  • After minification 839.7 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. Klarstein images are well optimized though.

JavaScript Optimization

-8%

Potential reduce by 4.0 kB

  • Original 52.0 kB
  • After minification 52.0 kB
  • After compression 47.9 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. This website has mostly compressed JavaScripts.

CSS Optimization

-0%

Potential reduce by 530 B

  • Original 323.6 kB
  • After minification 323.5 kB
  • After compression 323.0 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. Klarstein.fr has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 28 (48%)

Requests Now

58

After Optimization

30

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 58 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Klarstein. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 19 to 1 for JavaScripts and from 11 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

klarstein.fr accessibility score

81

Accessibility Issues

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

Buttons do not have an accessible name

High

Image elements do not have [alt] attributes

High

Links do not have a discernible name

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.

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

Lists do not contain only <li> elements and script supporting elements (<script> and <template>).

Best Practices

klarstein.fr 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

klarstein.fr SEO score

85

Search Engine Optimization Advices

Content Best Practices

Format your HTML in a way that enables crawlers to better understand your app’s content.

Impact

Issue

High

Image elements do not have [alt] attributes

High

Document doesn't have a valid hreflang

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

    FR

  • Language Claimed

    FR

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Klarstein.fr can be misinterpreted by Google and other search engines. Our service has detected that French is used on the page, and it matches the claimed language. Our system also found out that Klarstein.fr 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 Klarstein. 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: