Tools & Wizards About Us

Report Summary

  • 74

    Performance

    Renders faster than
    83% of other websites

  • 72

    Accessibility

    Visual factors better than
    that of 37% of websites

  • 58

    Best Practices

    More advanced features
    available than in
    20% of websites

  • 71

    SEO

    Google-friendlier than
    30% of websites

onecdz.net

ONEC DZ Bac Algerie sur www.onec.dz Resultats Bac Algerie Algerie 2023 بكالوريا الجزائر

Page Load Speed

1.6 sec in total

First Response

155 ms

Resources Loaded

1.3 sec

Page Rendered

161 ms

About Website

Visit onecdz.net now to see the best up-to-date ONEC DZ content for Algeria and also check out these interesting facts you probably never knew about onecdz.net

Results du Bac Algerie 2023 par onec dz sur www.onec.dz. Notre site onecdz.net vous apporte les résultat du bac et BEM et les sujets, corrections etc onec dz www.onec.dz الديوان الوطني للإمتحانات و ال...

Visit onecdz.net

Key Findings

We analyzed Onecdz.net page load time and found that the first response time was 155 ms and then it took 1.5 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 30% of websites can load faster.

Performance Metrics

onecdz.net performance score

74

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value1.6 s

95/100

10%

LCP (Largest Contentful Paint)

Value1.6 s

99/100

25%

SI (Speed Index)

Value3.2 s

91/100

10%

TBT (Total Blocking Time)

Value660 ms

45/100

30%

CLS (Cumulative Layout Shift)

Value0.09

92/100

15%

TTI (Time to Interactive)

Value8.5 s

38/100

10%

Network Requests Diagram

onecdz.net

155 ms

onecdz.net

461 ms

style.css

88 ms

adsbygoogle.js

45 ms

addthis_widget.js

177 ms

Our browser made a total of 13 requests to load all elements on the main page. We found that 54% of them (7 requests) were addressed to the original Onecdz.net, 15% (2 requests) were made to Google-analytics.com and 8% (1 request) were made to Pagead2.googlesyndication.com. The less responsive or slowest element that took the longest time to load (570 ms) relates to the external source Clavierarabe5000.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 154.9 kB (59%)

Content Size

262.2 kB

After Optimization

107.3 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Onecdz.net main page is 262.2 kB. 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 5% of websites need less resources to load. Javascripts take 212.6 kB which makes up the majority of the site volume.

HTML Optimization

-83%

Potential reduce by 28.3 kB

  • Original 34.1 kB
  • After minification 31.6 kB
  • After compression 5.8 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 28.3 kB or 83% of the original size.

Image Optimization

-1%

Potential reduce by 120 B

  • Original 15.2 kB
  • After minification 15.1 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. ONEC DZ images are well optimized though.

JavaScript Optimization

-59%

Potential reduce by 126.5 kB

  • Original 212.6 kB
  • After minification 212.6 kB
  • After compression 86.2 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 126.5 kB or 59% of the original size.

CSS Optimization

-17%

Potential reduce by 52 B

  • Original 306 B
  • After minification 306 B
  • After compression 254 B

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. Onecdz.net needs all CSS files to be minified and compressed as it can save up to 52 B or 17% of the original size.

Requests Breakdown

Number of requests can be reduced by 3 (33%)

Requests Now

9

After Optimization

6

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 9 CSS, Javascripts, AJAX and image requests in order to completely render the main page of ONEC DZ. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 4 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

onecdz.net accessibility score

72

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

[id] attributes on active, focusable elements are not unique

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

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

High

Form elements do not have associated labels

Internationalization and localization

These are opportunities to improve the interpretation of your content by users in different locales.

Impact

Issue

High

<html> element does not have a [lang] attribute

Tables and lists

These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.

Impact

Issue

High

Lists do not contain only <li> elements and script supporting elements (<script> and <template>).

Best Practices

onecdz.net best practices score

58

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

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

onecdz.net SEO score

71

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

Language and Encoding

  • Language Detected

    FR

  • Language Claimed

    N/A

  • Encoding

    WINDOWS-1256

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Onecdz.net can be misinterpreted by Google and other search engines. Our service has detected that French is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that Onecdz.net main page’s claimed encoding is windows-1256. Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.

Social Sharing Optimization

Open Graph description is not detected on the main page of ONEC DZ. 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: