Report Summary

  • 5

    Performance

    Renders faster than
    21% of other websites

  • 66

    Accessibility

    Visual factors better than
    that of 31% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    36% of websites

  • 81

    SEO

    Google-friendlier than
    43% of websites

beurs.nl

Realtime koersen, beursnieuws en analyse - Beurs.nl

Page Load Speed

4 sec in total

First Response

261 ms

Resources Loaded

3.4 sec

Page Rendered

375 ms

beurs.nl screenshot

About Website

Welcome to beurs.nl homepage info - get ready to check Beurs best content for Netherlands right away, or after learning these important things about beurs.nl

Realtime koersen AEX, AMX en AScX, koersen buitenland, beursnieuws, grafieken, analyse en opinie. Beleggen begint bij Beurs.nl

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Key Findings

We analyzed Beurs.nl page load time and found that the first response time was 261 ms and then it took 3.8 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

beurs.nl performance score

5

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value5.2 s

8/100

10%

LCP (Largest Contentful Paint)

Value8.1 s

2/100

25%

SI (Speed Index)

Value11.5 s

5/100

10%

TBT (Total Blocking Time)

Value8,140 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.406

24/100

15%

TTI (Time to Interactive)

Value42.8 s

0/100

10%

Network Requests Diagram

beurs.nl

261 ms

www.beurs.nl

564 ms

cookiejs.js

346 ms

jsapi

70 ms

plusone.js

69 ms

Our browser made a total of 106 requests to load all elements on the main page. We found that 43% of them (46 requests) were addressed to the original Beurs.nl, 8% (9 requests) were made to Logolinks.reedbusiness.nl and 6% (6 requests) were made to Quotecast.vwdservices.com. The less responsive or slowest element that took the longest time to load (850 ms) belongs to the original domain Beurs.nl.

Page Optimization Overview & Recommendations

Page size can be reduced by 1.4 MB (47%)

Content Size

2.9 MB

After Optimization

1.6 MB

In fact, the total size of Beurs.nl main page is 2.9 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. Javascripts take 1.7 MB which makes up the majority of the site volume.

HTML Optimization

-85%

Potential reduce by 127.3 kB

  • Original 150.0 kB
  • After minification 94.0 kB
  • After compression 22.7 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. This page needs HTML code to be minified as it can gain 55.9 kB, which is 37% 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 127.3 kB or 85% of the original size.

Image Optimization

-4%

Potential reduce by 39.7 kB

  • Original 997.1 kB
  • After minification 957.4 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. Beurs images are well optimized though.

JavaScript Optimization

-67%

Potential reduce by 1.1 MB

  • Original 1.7 MB
  • After minification 1.6 MB
  • After compression 569.5 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 1.1 MB or 67% of the original size.

CSS Optimization

-86%

Potential reduce by 79.2 kB

  • Original 91.7 kB
  • After minification 57.5 kB
  • After compression 12.6 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. Beurs.nl needs all CSS files to be minified and compressed as it can save up to 79.2 kB or 86% of the original size.

Requests Breakdown

Number of requests can be reduced by 64 (63%)

Requests Now

102

After Optimization

38

The browser has sent 102 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Beurs. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 44 to 1 for JavaScripts and as a result speed up the page load time.

Accessibility Review

beurs.nl accessibility score

66

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

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

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

High

Image elements do not have [alt] attributes

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

Best Practices

beurs.nl best practices score

75

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

Browser errors were logged to the console

High

Missing source maps for large first-party JavaScript

SEO Factors

beurs.nl SEO score

81

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

Content Best Practices

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

Impact

Issue

High

Image elements do not have [alt] attributes

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

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Beurs.nl can be misinterpreted by Google and other search engines. Our service has detected that Dutch 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 Beurs.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 Beurs. 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: