Report Summary

  • 15

    Performance

    Renders faster than
    27% of other websites

  • 91

    Accessibility

    Visual factors better than
    that of 76% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 97

    SEO

    Google-friendlier than
    91% of websites

ketterthill.lu

Ketterthill, votre partenaire santé depuis 70 ans.

Page Load Speed

4.6 sec in total

First Response

264 ms

Resources Loaded

4 sec

Page Rendered

348 ms

ketterthill.lu screenshot

About Website

Click here to check amazing Ketterthill content for Luxembourg. Otherwise, check out these important facts you probably never knew about ketterthill.lu

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Key Findings

We analyzed Ketterthill.lu page load time and found that the first response time was 264 ms and then it took 4.3 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

ketterthill.lu performance score

15

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.3 s

41/100

10%

LCP (Largest Contentful Paint)

Value18.0 s

0/100

25%

SI (Speed Index)

Value10.4 s

8/100

10%

TBT (Total Blocking Time)

Value2,530 ms

4/100

30%

CLS (Cumulative Layout Shift)

Value0.213

58/100

15%

TTI (Time to Interactive)

Value21.5 s

1/100

10%

Network Requests Diagram

ketterthill.lu

264 ms

www.ketterthill.lu

848 ms

all.min.css

37 ms

slick.css

49 ms

slick-theme.css

65 ms

Our browser made a total of 58 requests to load all elements on the main page. We found that 78% of them (45 requests) were addressed to the original Ketterthill.lu, 7% (4 requests) were made to Cdnjs.cloudflare.com and 5% (3 requests) were made to Code.jquery.com. The less responsive or slowest element that took the longest time to load (1.9 sec) belongs to the original domain Ketterthill.lu.

Page Optimization Overview & Recommendations

Page size can be reduced by 212.4 kB (7%)

Content Size

3.1 MB

After Optimization

2.9 MB

In fact, the total size of Ketterthill.lu main page is 3.1 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. 40% of websites need less resources to load. Images take 2.5 MB which makes up the majority of the site volume.

HTML Optimization

-83%

Potential reduce by 212.1 kB

  • Original 256.8 kB
  • After minification 250.3 kB
  • After compression 44.7 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 212.1 kB or 83% of the original size.

Image Optimization

-0%

Potential reduce by 66 B

  • Original 2.5 MB
  • After minification 2.5 MB

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. Ketterthill images are well optimized though.

JavaScript Optimization

-0%

Potential reduce by 132 B

  • Original 350.3 kB
  • After minification 350.3 kB
  • After compression 350.2 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. This website has mostly compressed JavaScripts.

CSS Optimization

-1%

Potential reduce by 69 B

  • Original 6.5 kB
  • After minification 6.5 kB
  • After compression 6.5 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. Ketterthill.lu has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 28 (55%)

Requests Now

51

After Optimization

23

The browser has sent 51 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Ketterthill. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 20 to 1 for JavaScripts and from 10 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

ketterthill.lu accessibility score

91

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

Links do not have a discernible name

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

ketterthill.lu 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

SEO Factors

ketterthill.lu SEO score

97

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

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 Ketterthill.lu 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 Ketterthill.lu 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 data is detected on the main page of Ketterthill. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: