Access apprentus.ch. Cours particuliers et soutien scolaire à domicile ou chez les professeurs

Report Summary

About Website

Visit apprentus.ch now to see the best up-to-date Apprentus content for Belgium and also check out these interesting facts you probably never knew about apprentus.ch

Vos cours particuliers et soutien scolaire à domicile ou chez le professeur particulier. Trouvez votre prof de langue, de musique ou math partout en Suisse (Genève, Lausanne...)

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name

value

score

weighting

FCP (First Contentful Paint)

Value4.6 s

13/100

10%

LCP (Largest Contentful Paint)

Value4.6 s

34/100

25%

SI (Speed Index)

Value7.2 s

30/100

10%

TBT (Total Blocking Time)

Value560 ms

53/100

30%

CLS (Cumulative Layout Shift)

Value0.008

100/100

15%

TTI (Time to Interactive)

Value8.8 s

35/100

10%

apprentus.ch

200 ms

www.apprentus.ch

2212 ms

analytics.js

52 ms

mixpanel-2.2.min.js

235 ms

css

129 ms

Our browser made a total of 77 requests to load all elements on the main page. We found that 14% of them (11 requests) were addressed to the original Apprentus.ch, 31% (24 requests) were made to Aup.imgix.net and 19% (15 requests) were made to D22f5qhdx0pshm.cloudfront.net. The less responsive or slowest element that took the longest time to load (2.4 sec) relates to the external source Apprentus.imgix.net.

Content Size

1.5 MB

After Optimization

895.5 kB

In fact, the total size of Apprentus.ch main page is 1.5 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 546.9 kB which makes up the majority of the site volume.

HTML Optimization

-50%

Potential reduce by 157.8 kB

Original 317.6 kB
After minification 317.4 kB
After compression 159.8 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 157.8 kB or 50% of the original size.

Image Optimization

-0%

Potential reduce by 0 B

Original 546.9 kB
After minification 546.9 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. Apprentus images are well optimized though.

JavaScript Optimization

-64%

Potential reduce by 256.4 kB

Original 403.0 kB
After minification 402.9 kB
After compression 146.6 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 256.4 kB or 64% of the original size.

CSS Optimization

-81%

Potential reduce by 184.1 kB

Original 226.3 kB
After minification 224.6 kB
After compression 42.3 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. Apprentus.ch needs all CSS files to be minified and compressed as it can save up to 184.1 kB or 81% of the original size.

Requests Now

After Optimization

The browser has sent 70 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Apprentus. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 10 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.

Accessibility Issues

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.

High

Buttons do not have an accessible name

These are opportunities to improve the legibility of your content.

High

Background and foreground colors do not have a sufficient contrast ratio.

Areas of Improvement

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

High

Displays images with incorrect aspect ratio

Low

Detected JavaScript libraries

High

Missing source maps for large first-party JavaScript

Search Engine Optimization Advices

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/).

High

Document doesn't use legible font sizes

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 Apprentus.ch 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 Apprentus.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

apprentus.ch

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

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Performance

Accessibility

Best Practices

SEO

Cours particuliers et soutien scolaire à domicile ou chez les professeurs

Page Load Speed

First Response

Resources Loaded

Page Rendered

About Website

Key Findings

Performance Metrics

Measured Metrics

FCP (First Contentful Paint)

LCP (Largest Contentful Paint)

SI (Speed Index)

TBT (Total Blocking Time)

CLS (Cumulative Layout Shift)

TTI (Time to Interactive)