Tools & Wizards About Us

Report Summary

  • 2

    Performance

    Renders faster than
    20% of other websites

  • 87

    Accessibility

    Visual factors better than
    that of 66% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 84

    SEO

    Google-friendlier than
    52% of websites

pccollege.toile-libre.org

Physique-Chimie au Collège - Des cours, des quiz, des exercices,...

Page Load Speed

28.3 sec in total

First Response

287 ms

Resources Loaded

27.3 sec

Page Rendered

702 ms

About Website

Click here to check amazing Pccollege Toile Libre content for India. Otherwise, check out these important facts you probably never knew about pccollege.toile-libre.org

physique-chimie au collège : cours, exercices, animations, quiz interactifs, chimie, électricité, lumière, mécanique, réponses B2I

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Key Findings

We analyzed Pccollege.toile-libre.org page load time and found that the first response time was 287 ms and then it took 28 sec to load all DOM resources and completely render a web page. This is a poor result, as 95% of websites can load faster. Unfortunately, there were 4 request timeouts, which can generally increase the web page load time, as the browser stays idle while waiting for website response.

Performance Metrics

pccollege.toile-libre.org performance score

2

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value6.1 s

3/100

10%

LCP (Largest Contentful Paint)

Value9.7 s

0/100

25%

SI (Speed Index)

Value26.4 s

0/100

10%

TBT (Total Blocking Time)

Value19,060 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.627

9/100

15%

TTI (Time to Interactive)

Value49.7 s

0/100

10%

Network Requests Diagram

pccollege.toile-libre.org

287 ms

www.pccollege.fr

854 ms

pccollege.fr

1231 ms

wp-emoji-release.min.js

112 ms

mtq_core_style.css

155 ms

Our browser made a total of 174 requests to load all elements on the main page. We found that 1% of them (1 request) were addressed to the original Pccollege.toile-libre.org, 44% (77 requests) were made to Pccollege.fr and 13% (22 requests) were made to Youtube.com. The less responsive or slowest element that took the longest time to load (20.1 sec) relates to the external source Youtube.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 833.4 kB (25%)

Content Size

3.3 MB

After Optimization

2.5 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Pccollege.toile-libre.org main page is 3.3 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 1.7 MB which makes up the majority of the site volume.

HTML Optimization

-82%

Potential reduce by 151.1 kB

  • Original 184.5 kB
  • After minification 178.1 kB
  • After compression 33.5 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 151.1 kB or 82% of the original size.

Image Optimization

-11%

Potential reduce by 180.2 kB

  • Original 1.7 MB
  • After minification 1.5 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. Obviously, Pccollege Toile Libre needs image optimization as it can save up to 180.2 kB or 11% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-18%

Potential reduce by 175.5 kB

  • Original 977.8 kB
  • After minification 977.8 kB
  • After compression 802.3 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 175.5 kB or 18% of the original size.

CSS Optimization

-67%

Potential reduce by 326.7 kB

  • Original 487.2 kB
  • After minification 486.4 kB
  • After compression 160.5 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. Pccollege.toile-libre.org needs all CSS files to be minified and compressed as it can save up to 326.7 kB or 67% of the original size.

Requests Breakdown

Number of requests can be reduced by 74 (50%)

Requests Now

147

After Optimization

73

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 147 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Pccollege Toile Libre. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 47 to 1 for JavaScripts and from 20 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

pccollege.toile-libre.org accessibility score

87

Accessibility Issues

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

<frame> or <iframe> elements do not have a title

High

Image elements do not have [alt] attributes

High

Links do not have a discernible name

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

Best Practices

pccollege.toile-libre.org best practices score

67

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

User Experience

Impact

Issue

High

Displays images with incorrect aspect ratio

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Page has valid source maps

High

Issues were logged in the Issues panel in Chrome Devtools

SEO Factors

pccollege.toile-libre.org SEO score

84

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

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

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 Pccollege.toile-libre.org 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 Pccollege.toile-libre.org 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 Pccollege Toile Libre. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: