Tools & Wizards About Us
nadrus.com screenshot

Report Summary

  • 39

    Performance

    Renders faster than
    59% of other websites

  • 85

    Accessibility

    Visual factors better than
    that of 60% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    56% of websites

  • 90

    SEO

    Google-friendlier than
    68% of websites

nadrus.com

مرحبا بكم في ندرس.كوم

Page Load Speed

3.9 sec in total

First Response

184 ms

Resources Loaded

2.8 sec

Page Rendered

890 ms

nadrus.com screenshot

About Website

Click here to check amazing Nadrus content for Egypt. Otherwise, check out these important facts you probably never knew about nadrus.com

منصة عربية للدورات التدريبية الالكترونية في مختلف الاختصاصات والمجالات

Visit nadrus.com

Key Findings

We analyzed Nadrus.com page load time and found that the first response time was 184 ms and then it took 3.7 sec to load all DOM resources and completely render a web page. This is a poor result, as 60% of websites can load faster.

Performance Metrics

nadrus.com performance score

39

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.5 s

15/100

10%

LCP (Largest Contentful Paint)

Value12.3 s

0/100

25%

SI (Speed Index)

Value10.1 s

9/100

10%

TBT (Total Blocking Time)

Value400 ms

68/100

30%

CLS (Cumulative Layout Shift)

Value0.04

99/100

15%

TTI (Time to Interactive)

Value11.9 s

17/100

10%

Network Requests Diagram

nadrus.com

184 ms

www.nadrus.com

188 ms

www.nadrus.com

1132 ms

3388440071.js

248 ms

pace.js

153 ms

Our browser made a total of 48 requests to load all elements on the main page. We found that 81% of them (39 requests) were addressed to the original Nadrus.com, 4% (2 requests) were made to Fonts.gstatic.com and 4% (2 requests) were made to Staticxx.facebook.com. The less responsive or slowest element that took the longest time to load (1.1 sec) belongs to the original domain Nadrus.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 562.9 kB (46%)

Content Size

1.2 MB

After Optimization

672.6 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Nadrus.com main page is 1.2 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. 50% of websites need less resources to load. Images take 606.5 kB which makes up the majority of the site volume.

HTML Optimization

-84%

Potential reduce by 54.1 kB

  • Original 64.2 kB
  • After minification 46.8 kB
  • After compression 10.0 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 17.4 kB, which is 27% 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 54.1 kB or 84% of the original size.

Image Optimization

-11%

Potential reduce by 63.9 kB

  • Original 606.5 kB
  • After minification 542.6 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. Obviously, Nadrus needs image optimization as it can save up to 63.9 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

-74%

Potential reduce by 211.3 kB

  • Original 286.1 kB
  • After minification 218.1 kB
  • After compression 74.8 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. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 211.3 kB or 74% of the original size.

CSS Optimization

-84%

Potential reduce by 233.5 kB

  • Original 278.7 kB
  • After minification 261.2 kB
  • After compression 45.2 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. Nadrus.com needs all CSS files to be minified and compressed as it can save up to 233.5 kB or 84% of the original size.

Requests Breakdown

Number of requests can be reduced by 9 (24%)

Requests Now

38

After Optimization

29

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 38 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Nadrus. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 6 to 1 for JavaScripts and from 5 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

nadrus.com

nadrus.com

184 ms

www.nadrus.com

www.nadrus.com

188 ms

www.nadrus.com

www.nadrus.com

1132 ms

3388440071.js

3388440071.js

248 ms

pace.js

pace.js

153 ms

bootstrap.min.css

bootstrap.min.css

463 ms

bootstrap-rtl.min.css

bootstrap-rtl.min.css

321 ms

mercury-rtl.css

mercury-rtl.css

535 ms

font-awesome.min.css

font-awesome.min.css

322 ms

requirejs.js

requirejs.js

420 ms

main.js

main.js

243 ms

event

event

42 ms

css

css

68 ms

logo.png

logo.png

163 ms

msmallCourse_coverimage.jpg

msmallCourse_coverimage.jpg

178 ms

thumbProfile_profile.jpg

thumbProfile_profile.jpg

164 ms

msmallCourse_coverimage.jpg

msmallCourse_coverimage.jpg

176 ms

thumbProfile_profile.jpg

thumbProfile_profile.jpg

163 ms

msmallCourse_coverimage.jpg

msmallCourse_coverimage.jpg

232 ms

thumbProfile_profile.jpg

thumbProfile_profile.jpg

176 ms

msmallCourse_coverimage.jpg

msmallCourse_coverimage.jpg

233 ms

thumbProfile_profile.jpg

thumbProfile_profile.jpg

176 ms

msmallCourse_coverimage.jpg

msmallCourse_coverimage.jpg

231 ms

msmallCourse_coverimage.jpg

msmallCourse_coverimage.jpg

382 ms

thumbProfile_profile.png

thumbProfile_profile.png

233 ms

msmallCourse_coverimage.jpg

msmallCourse_coverimage.jpg

269 ms

thumbProfile_profile.jpg

thumbProfile_profile.jpg

270 ms

msmallCourse_coverimage.jpg

msmallCourse_coverimage.jpg

426 ms

thumbProfile_profile.jpg

thumbProfile_profile.jpg

380 ms

rapidssl_seal.png

rapidssl_seal.png

379 ms

_credit-cards.png

_credit-cards.png

380 ms

nadrus_logo_x1.png

nadrus_logo_x1.png

423 ms

all.js

all.js

153 ms

hero_02.jpg

hero_02.jpg

677 ms

spinner.gif

spinner.gif

399 ms

corner_ribbon_red-rtl.png

corner_ribbon_red-rtl.png

399 ms

student-01.jpg

student-01.jpg

435 ms

DroidNaskh-Bold.woff

DroidNaskh-Bold.woff

360 ms

DroidNaskh-Regular.woff

DroidNaskh-Regular.woff

427 ms

zN7GBFwfMP4uA6AR0HCoLQ.ttf

zN7GBFwfMP4uA6AR0HCoLQ.ttf

88 ms

RxZJdnzeo3R5zSexge8UUaCWcynf_cDxXwCLxiixG1c.ttf

RxZJdnzeo3R5zSexge8UUaCWcynf_cDxXwCLxiixG1c.ttf

174 ms

fontawesome-webfont.woff

fontawesome-webfont.woff

426 ms

DroidKufi-Regular.woff

DroidKufi-Regular.woff

345 ms

DroidKufi-Bold.woff

DroidKufi-Bold.woff

423 ms

228 ms

xd_arbiter.php

xd_arbiter.php

154 ms

loader.js

loader.js

235 ms

xd_arbiter.php

xd_arbiter.php

9 ms

Accessibility Review

nadrus.com accessibility score

85

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

Low

No form fields have multiple labels

High

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

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

These items highlight common accessibility best practices.

Impact

Issue

High

[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.

Best Practices

nadrus.com best practices score

83

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

General

Impact

Issue

Low

Detected JavaScript libraries

High

Page has valid source maps

SEO Factors

nadrus.com SEO score

90

Search Engine Optimization Advices

Crawling and Indexing

To appear in search results, crawlers need access to your app.

Impact

Issue

High

robots.txt is not valid

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 Nadrus.com 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 Nadrus.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

nadrus.com

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