Report Summary

  • 56

    Performance

    Renders faster than
    74% of other websites

  • 94

    Accessibility

    Visual factors better than
    that of 85% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    57% of websites

  • 100

    SEO

    Google-friendlier than
    95% of websites

bes.be

BES, uw partner voor het installeren van uw energiesysteem | Belgian Energy Systems

Page Load Speed

13.7 sec in total

First Response

4.3 sec

Resources Loaded

8.7 sec

Page Rendered

683 ms

bes.be screenshot

About Website

Welcome to bes.be homepage info - get ready to check BES best content right away, or after learning these important things about bes.be

Belgian Energy Systems bvba (BES) is een West-Vlaams installatiebedrijf, gespecialiseerd in zonnepanelen plaatsen of herstellen alsook energie beheren en verdelen. Batterijsystemen, airco en oplaadpal...

Visit bes.be

Key Findings

We analyzed Bes.be page load time and found that the first response time was 4.3 sec and then it took 9.4 sec to load all DOM resources and completely render a web page. This is a poor result, as 85% of websites can load faster.

Performance Metrics

bes.be performance score

56

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.0 s

49/100

10%

LCP (Largest Contentful Paint)

Value12.3 s

0/100

25%

SI (Speed Index)

Value6.8 s

35/100

10%

TBT (Total Blocking Time)

Value80 ms

99/100

30%

CLS (Cumulative Layout Shift)

Value0.009

100/100

15%

TTI (Time to Interactive)

Value9.5 s

30/100

10%

Network Requests Diagram

www.bes.be

4312 ms

wp-emoji-release.min.js

273 ms

style.css

272 ms

styles.css

190 ms

style.css

190 ms

Our browser made a total of 58 requests to load all elements on the main page. We found that 84% of them (49 requests) were addressed to the original Bes.be, 5% (3 requests) were made to Google-analytics.com and 3% (2 requests) were made to Facebook.com. The less responsive or slowest element that took the longest time to load (4.3 sec) belongs to the original domain Bes.be.

Page Optimization Overview & Recommendations

Page size can be reduced by 334.4 kB (20%)

Content Size

1.7 MB

After Optimization

1.3 MB

In fact, the total size of Bes.be main page is 1.7 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. 40% of websites need less resources to load. Images take 1.3 MB which makes up the majority of the site volume.

HTML Optimization

-80%

Potential reduce by 37.6 kB

  • Original 47.0 kB
  • After minification 44.7 kB
  • After compression 9.3 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 37.6 kB or 80% of the original size.

Image Optimization

-6%

Potential reduce by 75.4 kB

  • Original 1.3 MB
  • After minification 1.2 MB

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. BES images are well optimized though.

JavaScript Optimization

-64%

Potential reduce by 164.9 kB

  • Original 257.5 kB
  • After minification 253.9 kB
  • After compression 92.6 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 164.9 kB or 64% of the original size.

CSS Optimization

-83%

Potential reduce by 56.5 kB

  • Original 67.7 kB
  • After minification 51.3 kB
  • After compression 11.2 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. Bes.be needs all CSS files to be minified and compressed as it can save up to 56.5 kB or 83% of the original size.

Requests Breakdown

Number of requests can be reduced by 23 (40%)

Requests Now

57

After Optimization

34

The browser has sent 57 CSS, Javascripts, AJAX and image requests in order to completely render the main page of BES. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 12 to 1 for JavaScripts and from 7 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

bes.be accessibility score

94

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

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

bes.be 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

bes.be SEO score

100

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

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 Bes.be 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 Bes.be 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 BES. 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: