Tools & Wizards About Us

Report Summary

  • 29

    Performance

    Renders faster than
    49% of other websites

  • 92

    Accessibility

    Visual factors better than
    that of 78% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 91

    SEO

    Google-friendlier than
    70% of websites

univ-biskra.dz

Université Mohamed Khider Biskra

Page Load Speed

2.8 sec in total

First Response

19 ms

Resources Loaded

2.4 sec

Page Rendered

459 ms

About Website

Click here to check amazing Univ Biskra content for Algeria. Otherwise, check out these important facts you probably never knew about univ-biskra.dz

Site portail de l'Université Mohamed Khider Biskra. facultés et départements, enseignants et étudiants, documents et articles scientifiques.

Visit univ-biskra.dz

Key Findings

We analyzed Univ-biskra.dz page load time and found that the first response time was 19 ms and then it took 2.8 sec to load all DOM resources and completely render a web page. This is a poor result, as 55% of websites can load faster.

Performance Metrics

univ-biskra.dz performance score

29

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.3 s

39/100

10%

LCP (Largest Contentful Paint)

Value11.5 s

0/100

25%

SI (Speed Index)

Value6.5 s

38/100

10%

TBT (Total Blocking Time)

Value690 ms

43/100

30%

CLS (Cumulative Layout Shift)

Value0.377

28/100

15%

TTI (Time to Interactive)

Value8.4 s

39/100

10%

Network Requests Diagram

19 ms

js

65 ms

js

116 ms

mediaboxck.css

459 ms

css

43 ms

Our browser made a total of 120 requests to load all elements on the main page. We found that 90% of them (108 requests) were addressed to the original Univ-biskra.dz, 3% (4 requests) were made to Googletagmanager.com and 3% (3 requests) were made to Fonts.gstatic.com. The less responsive or slowest element that took the longest time to load (1.2 sec) belongs to the original domain Univ-biskra.dz.

Page Optimization Overview & Recommendations

Page size can be reduced by 1.6 MB (33%)

Content Size

4.9 MB

After Optimization

3.3 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Univ-biskra.dz main page is 4.9 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 4.6 MB which makes up the majority of the site volume.

HTML Optimization

-85%

Potential reduce by 101.4 kB

  • Original 119.2 kB
  • After minification 98.9 kB
  • After compression 17.8 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. This page needs HTML code to be minified as it can gain 20.4 kB, which is 17% 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 101.4 kB or 85% of the original size.

Image Optimization

-33%

Potential reduce by 1.5 MB

  • Original 4.6 MB
  • After minification 3.1 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, Univ Biskra needs image optimization as it can save up to 1.5 MB or 33% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-3%

Potential reduce by 2.7 kB

  • Original 107.4 kB
  • After minification 107.4 kB
  • After compression 104.7 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

-6%

Potential reduce by 4.7 kB

  • Original 82.2 kB
  • After minification 81.9 kB
  • After compression 77.5 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. Univ-biskra.dz has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 50 (44%)

Requests Now

114

After Optimization

64

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 114 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Univ Biskra. 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 32 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

univ-biskra.dz accessibility score

92

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.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

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

univ-biskra.dz 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

Displays images with incorrect aspect ratio

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

univ-biskra.dz 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

    AR

  • Language Claimed

    AR

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Univ-biskra.dz can be misinterpreted by Google and other search engines. Our service has detected that Arabic is used on the page, and it matches the claimed language. Our system also found out that Univ-biskra.dz 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 Univ Biskra. 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: