Report Summary

  • 23

    Performance

    Renders faster than
    41% of other websites

  • 76

    Accessibility

    Visual factors better than
    that of 42% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 93

    SEO

    Google-friendlier than
    83% of websites

lindenhaeghe.nl

Lindenhaeghe | Vakbekwaamheid in vertrouwde handen

Page Load Speed

2.6 sec in total

First Response

191 ms

Resources Loaded

2.4 sec

Page Rendered

83 ms

lindenhaeghe.nl screenshot

About Website

Click here to check amazing Lindenhaeghe content for Netherlands. Otherwise, check out these important facts you probably never knew about lindenhaeghe.nl

Lindenhaeghe is een innovatieve opleider in (wettelijke) vakbekwaamheid. Wft- en PE-opleidingen, vakopleidingen, examens en Permanent Actueel.

Visit lindenhaeghe.nl

Key Findings

We analyzed Lindenhaeghe.nl page load time and found that the first response time was 191 ms and then it took 2.4 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

lindenhaeghe.nl performance score

23

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.6 s

32/100

10%

LCP (Largest Contentful Paint)

Value3.6 s

61/100

25%

SI (Speed Index)

Value9.9 s

10/100

10%

TBT (Total Blocking Time)

Value2,600 ms

4/100

30%

CLS (Cumulative Layout Shift)

Value0.603

10/100

15%

TTI (Time to Interactive)

Value14.4 s

9/100

10%

Network Requests Diagram

lindenhaeghe.nl

191 ms

lindenhaeghe.nl

768 ms

css_33BMD7Vn2zYX1T_UzT8UgN34Cn_e7SJ03cgFy3o852w.css

237 ms

global-lindenhaeghe_theme-styling.css

412 ms

global-core-styling.css

251 ms

Our browser made a total of 68 requests to load all elements on the main page. We found that 31% of them (21 requests) were addressed to the original Lindenhaeghe.nl, 68% (46 requests) were made to Cdn.lindenhaeghe.nl and 1% (1 request) were made to Googletagmanager.com. The less responsive or slowest element that took the longest time to load (1.1 sec) relates to the external source Cdn.lindenhaeghe.nl.

Page Optimization Overview & Recommendations

Page size can be reduced by 277.6 kB (19%)

Content Size

1.4 MB

After Optimization

1.2 MB

In fact, the total size of Lindenhaeghe.nl main page is 1.4 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. 55% of websites need less resources to load. Images take 857.3 kB which makes up the majority of the site volume.

HTML Optimization

-91%

Potential reduce by 177.8 kB

  • Original 195.3 kB
  • After minification 124.7 kB
  • After compression 17.5 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 70.5 kB, which is 36% 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 177.8 kB or 91% of the original size.

Image Optimization

-3%

Potential reduce by 27.6 kB

  • Original 857.3 kB
  • After minification 829.6 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. Lindenhaeghe images are well optimized though.

JavaScript Optimization

-15%

Potential reduce by 45.1 kB

  • Original 291.3 kB
  • After minification 291.3 kB
  • After compression 246.2 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 45.1 kB or 15% of the original size.

CSS Optimization

-26%

Potential reduce by 27.0 kB

  • Original 105.0 kB
  • After minification 105.0 kB
  • After compression 78.0 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. Lindenhaeghe.nl needs all CSS files to be minified and compressed as it can save up to 27.0 kB or 26% of the original size.

Requests Breakdown

Number of requests can be reduced by 9 (15%)

Requests Now

60

After Optimization

51

The browser has sent 60 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Lindenhaeghe. 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.

Accessibility Review

lindenhaeghe.nl accessibility score

76

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

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

ARIA

These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.

Impact

Issue

High

ARIA IDs are not unique

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

List items (<li>) are not contained within <ul> or <ol> parent elements.

Best Practices

lindenhaeghe.nl best practices score

75

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Issues were logged in the Issues panel in Chrome Devtools

SEO Factors

lindenhaeghe.nl SEO score

93

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

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 Lindenhaeghe.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 Lindenhaeghe.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

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