Tools & Wizards About Us

Report Summary

  • 22

    Performance

    Renders faster than
    40% of other websites

  • 98

    Accessibility

    Visual factors better than
    that of 94% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    80% of websites

  • 91

    SEO

    Google-friendlier than
    70% of websites

duboisfils.ch

DuBois et fils – Schweizer Uhren mit Tradition

Page Load Speed

4.6 sec in total

First Response

444 ms

Resources Loaded

2.9 sec

Page Rendered

1.3 sec

About Website

Click here to check amazing Du Bois Fils content for United Kingdom. Otherwise, check out these important facts you probably never knew about duboisfils.ch

Swiss Made von hoher Qualität in limitierter Auflage. DuBois et fils ist die älteste Uhrenfabrik der Schweiz und holt die Geschichte in die Zukunft.

Visit duboisfils.ch

Key Findings

We analyzed Duboisfils.ch page load time and found that the first response time was 444 ms and then it took 4.1 sec to load all DOM resources and completely render a web page. This is a poor result, as 65% of websites can load faster.

Performance Metrics

duboisfils.ch performance score

22

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.9 s

53/100

10%

LCP (Largest Contentful Paint)

Value15.7 s

0/100

25%

SI (Speed Index)

Value9.7 s

10/100

10%

TBT (Total Blocking Time)

Value850 ms

34/100

30%

CLS (Cumulative Layout Shift)

Value0.346

32/100

15%

TTI (Time to Interactive)

Value14.1 s

9/100

10%

Network Requests Diagram

duboisfils.ch

444 ms

duboisfils.ch

483 ms

de

338 ms

eu_cookie_compliance.script.js

208 ms

css_eewNC1oKVcNkjquKQwrLWCm28JeYhUaVOYlB261mUPw.css

310 ms

Our browser made a total of 40 requests to load all elements on the main page. We found that 90% of them (36 requests) were addressed to the original Duboisfils.ch, 8% (3 requests) were made to Static.addtoany.com and 3% (1 request) were made to Widget.intercom.io. The less responsive or slowest element that took the longest time to load (1.1 sec) belongs to the original domain Duboisfils.ch.

Page Optimization Overview & Recommendations

Page size can be reduced by 374.8 kB (9%)

Content Size

4.4 MB

After Optimization

4.0 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Duboisfils.ch main page is 4.4 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. 60% of websites need less resources to load. Images take 4.0 MB which makes up the majority of the site volume.

HTML Optimization

-80%

Potential reduce by 88.4 kB

  • Original 110.7 kB
  • After minification 92.8 kB
  • After compression 22.3 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. This page needs HTML code to be minified as it can gain 17.9 kB, which is 16% 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 88.4 kB or 80% of the original size.

Image Optimization

-6%

Potential reduce by 236.5 kB

  • Original 4.0 MB
  • After minification 3.7 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. Du Bois Fils images are well optimized though.

JavaScript Optimization

-13%

Potential reduce by 28.5 kB

  • Original 212.0 kB
  • After minification 212.0 kB
  • After compression 183.5 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 28.5 kB or 13% of the original size.

CSS Optimization

-28%

Potential reduce by 21.4 kB

  • Original 76.8 kB
  • After minification 76.8 kB
  • After compression 55.4 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. Duboisfils.ch needs all CSS files to be minified and compressed as it can save up to 21.4 kB or 28% of the original size.

Requests Breakdown

Number of requests can be reduced by 10 (29%)

Requests Now

34

After Optimization

24

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 34 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Du Bois Fils. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 8 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

duboisfils.ch accessibility score

98

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

duboisfils.ch best practices score

92

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

duboisfils.ch SEO score

91

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

    DE

  • Language Claimed

    DE

  • Encoding

    UTF-8

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