Access elearning.nl. e-Learning.nl, de Nederlandse e-learning portal

name

value

score

weighting

FCP (First Contentful Paint)

Value6.0 s

4/100

10%

LCP (Largest Contentful Paint)

Value9.8 s

0/100

25%

SI (Speed Index)

Value11.2 s

5/100

10%

TBT (Total Blocking Time)

Value1,400 ms

16/100

30%

CLS (Cumulative Layout Shift)

Value1.487

0/100

15%

TTI (Time to Interactive)

Value10.0 s

26/100

10%

elearning.nl

463 ms

e-learning.nl

543 ms

www.e-learning.nl

1954 ms

js

77 ms

addthis_widget.js

202 ms

Our browser made a total of 75 requests to load all elements on the main page. We found that 1% of them (1 request) were addressed to the original Elearning.nl, 87% (65 requests) were made to E-learning.nl and 4% (3 requests) were made to Fonts.gstatic.com. The less responsive or slowest element that took the longest time to load (2.3 sec) relates to the external source E-learning.nl.

Content Size

883.2 kB

After Optimization

447.3 kB

In fact, the total size of Elearning.nl main page is 883.2 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. 40% of websites need less resources to load. Javascripts take 541.8 kB which makes up the majority of the site volume.

HTML Optimization

-81%

Potential reduce by 50.7 kB

Original 62.6 kB
After minification 52.6 kB
After compression 11.9 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 10.0 kB, which is 16% 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 50.7 kB or 81% of the original size.

Image Optimization

-12%

Potential reduce by 25.1 kB

Original 210.8 kB
After minification 185.6 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, E Learning needs image optimization as it can save up to 25.1 kB or 12% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-65%

Potential reduce by 350.5 kB

Original 541.8 kB
After minification 527.5 kB
After compression 191.2 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 350.5 kB or 65% of the original size.

CSS Optimization

-14%

Potential reduce by 9.5 kB

Original 68.1 kB
After minification 67.6 kB
After compression 58.6 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. Elearning.nl needs all CSS files to be minified and compressed as it can save up to 9.5 kB or 14% of the original size.

Requests Now

After Optimization

The browser has sent 69 CSS, Javascripts, AJAX and image requests in order to completely render the main page of E Learning. 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 10 to 1 for CSS and as a result speed up the page load time.

Accessibility Issues

These are opportunities to improve the legibility of your content.

High

Background and foreground colors do not have a sufficient contrast ratio.

These are opportunities to improve keyboard navigation in your application.

High

Heading elements are not in a sequentially-descending order

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.

High

Image elements do not have [alt] attributes

These items highlight common accessibility best practices.

High

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

Areas of Improvement

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

Search Engine Optimization Advices

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

High

Links are not crawlable

Format your HTML in a way that enables crawlers to better understand your app’s content.

High

Image elements do not have [alt] attributes

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/).

High

Document uses legible font sizes

Language and Encoding

Language Detected

NL
Language Claimed

NL
Encoding

UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Elearning.nl can be misinterpreted by Google and other search engines. Our service has detected that Dutch is used on the page, and it matches the claimed language. Our system also found out that Elearning.nl 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

elearning.nl

Open Graph description is not detected on the main page of E Learning. 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:

Report Summary

Performance

Accessibility

Best Practices

SEO

e-Learning.nl, de Nederlandse e-learning portal > Home

Page Load Speed

First Response

Resources Loaded

Page Rendered

About Website

Key Findings

Performance Metrics

Measured Metrics

FCP (First Contentful Paint)

LCP (Largest Contentful Paint)

SI (Speed Index)

TBT (Total Blocking Time)

CLS (Cumulative Layout Shift)

TTI (Time to Interactive)

Network Requests Diagram

elearning.nl

e-learning.nl

www.e-learning.nl

js

addthis_widget.js

Page Optimization Overview & Recommendations

Content Size

After Optimization

HTML Optimization

Image Optimization

JavaScript Optimization

CSS Optimization

Requests Breakdown

Requests Now

After Optimization

Network Requests Diagram

elearning.nl

e-learning.nl

www.e-learning.nl

js

addthis_widget.js

hotjar-189944.js

default.css

module.css

SearchSkinObjectPreview.css

skin.css

portal.css

bootstrap.min.css

slidebars.min.css

css

jquery.bxslider.css

jquery.js

jquery-migrate.js

jquery-ui.min.js

WebResource.axd

ScriptResource.axd

ScriptResource.axd

dnn.js

dnn.modalpopup.js

bootstrap.min.js

jquery.bxslider.min.js

slidebars.min.js

scripts.js

doubletaptogo.min.js

dnncore.js

SearchSkinObjectPreview.js

dnn.servicesframework.js

bootstrap.min.css

ga.js

logo-elearning.gif

slider-image-04.jpg

ImageHandler.ashx

ImageHandler.ashx

ImageHandler.ashx

ImageHandler.ashx

ImageHandler.ashx

ImageHandler.ashx

ImageHandler.ashx

ImageHandler.ashx