Tools & Wizards About Us
ehbocursus.nl screenshot

Report Summary

  • 69

    Performance

    Renders faster than
    80% of other websites

  • 80

    Accessibility

    Visual factors better than
    that of 49% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    80% of websites

  • 95

    SEO

    Google-friendlier than
    90% of websites

ehbocursus.nl

EHBO cursus volgen? Behaal binnen één dag je EHBO certificaat!

Page Load Speed

3.5 sec in total

First Response

280 ms

Resources Loaded

2.4 sec

Page Rendered

849 ms

ehbocursus.nl screenshot

About Website

Welcome to ehbocursus.nl homepage info - get ready to check EHBO Cursus best content right away, or after learning these important things about ehbocursus.nl

EHBO cursus volgen? Bekijk de cursussen van EHBOcursus.nl. Altijd op maat gemaakt en bij jou op locatie. Behaal je certificaat binnen één dag!

Visit ehbocursus.nl

Key Findings

We analyzed Ehbocursus.nl page load time and found that the first response time was 280 ms and then it took 3.2 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

ehbocursus.nl performance score

69

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.8 s

55/100

10%

LCP (Largest Contentful Paint)

Value3.0 s

77/100

25%

SI (Speed Index)

Value4.9 s

66/100

10%

TBT (Total Blocking Time)

Value400 ms

68/100

30%

CLS (Cumulative Layout Shift)

Value0.136

80/100

15%

TTI (Time to Interactive)

Value6.8 s

55/100

10%

Network Requests Diagram

ehbocursus.nl

280 ms

ehbocursus.nl

474 ms

29c5e37a1b776defd18f3776b31bc8be.css

99 ms

84cb91318ff27355d627a60e2643da3c.css

193 ms

f0e2fb95ec7c0931b077d6a2baa0e6d2.css

269 ms

Our browser made a total of 76 requests to load all elements on the main page. We found that 99% of them (75 requests) were addressed to the original Ehbocursus.nl, 1% (1 request) were made to Googletagmanager.com. The less responsive or slowest element that took the longest time to load (887 ms) belongs to the original domain Ehbocursus.nl.

Page Optimization Overview & Recommendations

Page size can be reduced by 133.3 kB (15%)

Content Size

861.3 kB

After Optimization

728.0 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Ehbocursus.nl main page is 861.3 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. 55% of websites need less resources to load. Images take 478.9 kB which makes up the majority of the site volume.

HTML Optimization

-85%

Potential reduce by 130.3 kB

  • Original 154.0 kB
  • After minification 153.6 kB
  • After compression 23.7 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 130.3 kB or 85% of the original size.

Image Optimization

-1%

Potential reduce by 2.4 kB

  • Original 478.9 kB
  • After minification 476.4 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. EHBO Cursus images are well optimized though.

JavaScript Optimization

-0%

Potential reduce by 235 B

  • Original 156.3 kB
  • After minification 156.3 kB
  • After compression 156.1 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

-0%

Potential reduce by 337 B

  • Original 72.1 kB
  • After minification 72.1 kB
  • After compression 71.7 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. Ehbocursus.nl has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 49 (70%)

Requests Now

70

After Optimization

21

  • Images
  • JavaScript
  • CSS

The browser has sent 70 CSS, Javascripts, AJAX and image requests in order to completely render the main page of EHBO Cursus. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 22 to 1 for JavaScripts and from 29 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

ehbocursus.nl

ehbocursus.nl

280 ms

ehbocursus.nl

ehbocursus.nl

474 ms

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99 ms

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193 ms

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567 ms

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672 ms

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378 ms

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734 ms

Accessibility Review

ehbocursus.nl accessibility score

80

Accessibility Issues

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-*] attributes do not match their roles

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

High

Links do not have a discernible name

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

ehbocursus.nl best practices score

92

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

SEO Factors

ehbocursus.nl SEO score

95

Search Engine Optimization Advices

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

    NL

  • Language Claimed

    NL

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Ehbocursus.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 Ehbocursus.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

ehbocursus.nl

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