Tools & Wizards About Us

Report Summary

  • 46

    Performance

    Renders faster than
    65% of other websites

  • 84

    Accessibility

    Visual factors better than
    that of 56% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 98

    SEO

    Google-friendlier than
    92% of websites

studylibfr.com

studylibfr.com - Dissertations, aide aux devoirs, cartes mémoire, travaux de recherche, rapports de lecture et autres

Page Load Speed

2.3 sec in total

First Response

20 ms

Resources Loaded

1.9 sec

Page Rendered

451 ms

About Website

Click here to check amazing Studylibfr content for France. Otherwise, check out these important facts you probably never knew about studylibfr.com

Dissertations gratuites, aide aux devoirs, cartes mémoire, travaux de recherche, rapports de lecture, mémoires, histoire, science, politique

Visit studylibfr.com

Key Findings

We analyzed Studylibfr.com page load time and found that the first response time was 20 ms and then it took 2.3 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

studylibfr.com performance score

46

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.3 s

75/100

10%

LCP (Largest Contentful Paint)

Value3.9 s

51/100

25%

SI (Speed Index)

Value4.8 s

67/100

10%

TBT (Total Blocking Time)

Value1,890 ms

9/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value14.2 s

9/100

10%

Network Requests Diagram

studylibfr.com

20 ms

studylibfr.com

401 ms

bootstrap.min.css

170 ms

bootstrap-extra.css

30 ms

navbar.css

335 ms

Our browser made a total of 49 requests to load all elements on the main page. We found that 65% of them (32 requests) were addressed to the original Studylibfr.com, 6% (3 requests) were made to Cdn.jsdelivr.net and 6% (3 requests) were made to Cdnjs.cloudflare.com. The less responsive or slowest element that took the longest time to load (900 ms) relates to the external source Mc.yandex.ru.

Page Optimization Overview & Recommendations

Page size can be reduced by 18.1 kB (2%)

Content Size

1.1 MB

After Optimization

1.1 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Studylibfr.com main page is 1.1 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. 65% of websites need less resources to load. Images take 686.1 kB which makes up the majority of the site volume.

HTML Optimization

-70%

Potential reduce by 17.6 kB

  • Original 24.9 kB
  • After minification 24.6 kB
  • After compression 7.4 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. 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 17.6 kB or 70% of the original size.

Image Optimization

-0%

Potential reduce by 217 B

  • Original 686.1 kB
  • After minification 685.8 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. Studylibfr images are well optimized though.

JavaScript Optimization

-0%

Potential reduce by 260 B

  • Original 281.1 kB
  • After minification 281.1 kB
  • After compression 280.8 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 28 B

  • Original 85.4 kB
  • After minification 85.4 kB
  • After compression 85.3 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. Studylibfr.com has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 31 (76%)

Requests Now

41

After Optimization

10

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 41 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Studylibfr. 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 13 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

studylibfr.com accessibility score

84

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

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.

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

studylibfr.com 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

studylibfr.com SEO score

98

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 Studylibfr.com 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 Studylibfr.com 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 Studylibfr. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: