Tools & Wizards About Us
gvbh.be screenshot

Report Summary

  • 59

    Performance

    Renders faster than
    75% of other websites

  • 80

    Accessibility

    Visual factors better than
    that of 50% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    36% of websites

  • 83

    SEO

    Google-friendlier than
    46% of websites

gvbh.be

Zonnekesschool v2.0

Page Load Speed

2.4 sec in total

First Response

497 ms

Resources Loaded

1.8 sec

Page Rendered

88 ms

gvbh.be screenshot

About Website

Click here to check amazing Gvbh content. Otherwise, check out these important facts you probably never knew about gvbh.be

Visit gvbh.be

Key Findings

We analyzed Gvbh.be page load time and found that the first response time was 497 ms and then it took 1.9 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 35% of websites can load faster.

Performance Metrics

gvbh.be performance score

59

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.8 s

27/100

10%

LCP (Largest Contentful Paint)

Value14.5 s

0/100

25%

SI (Speed Index)

Value7.0 s

32/100

10%

TBT (Total Blocking Time)

Value40 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value4.5 s

82/100

10%

Network Requests Diagram

gvbh.be

497 ms

Screen.css

232 ms

Border_TL.jpg

104 ms

Border_T.jpg

194 ms

Border_TR.jpg

194 ms

Our browser made a total of 16 requests to load all elements on the main page. We found that all of those requests were addressed to Gvbh.be and no external sources were called. The less responsive or slowest element that took the longest time to load (921 ms) belongs to the original domain Gvbh.be.

Page Optimization Overview & Recommendations

Page size can be reduced by 132.1 kB (66%)

Content Size

199.1 kB

After Optimization

67.0 kB

  • HTML
  • Images
  • CSS

In fact, the total size of Gvbh.be main page is 199.1 kB. This result falls within a vast category (top 1 000 000) of heavyweight, probably not optimized, and thus slow loading web pages. Only 5% of websites need less resources to load. HTML takes 140.7 kB which makes up the majority of the site volume.

HTML Optimization

-89%

Potential reduce by 124.8 kB

  • Original 140.7 kB
  • After minification 138.5 kB
  • After compression 15.9 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. 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 124.8 kB or 89% of the original size.

Image Optimization

-6%

Potential reduce by 3.2 kB

  • Original 53.5 kB
  • After minification 50.2 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. Gvbh images are well optimized though.

CSS Optimization

-83%

Potential reduce by 4.1 kB

  • Original 4.9 kB
  • After minification 3.6 kB
  • After compression 838 B

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. Gvbh.be needs all CSS files to be minified and compressed as it can save up to 4.1 kB or 83% of the original size.

Requests Breakdown

Number of requests can be reduced by 8 (53%)

Requests Now

15

After Optimization

7

  • Images
  • CSS

The browser has sent 15 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Gvbh. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests and as a result speed up the page load time.

Network Requests Diagram

gvbh.be

gvbh.be

497 ms

Screen.css

Screen.css

232 ms

Border_TL.jpg

Border_TL.jpg

104 ms

Border_T.jpg

Border_T.jpg

194 ms

Border_TR.jpg

Border_TR.jpg

194 ms

Border_L.jpg

Border_L.jpg

197 ms

Zonnekesschool_Logo_Tekst_Links_Small.png

Zonnekesschool_Logo_Tekst_Links_Small.png

307 ms

Zonnekesschool_Logo_Tekst_Rechts_Small.png

Zonnekesschool_Logo_Tekst_Rechts_Small.png

327 ms

icon_star_red.gif

icon_star_red.gif

308 ms

GetPic.aspx

GetPic.aspx

413 ms

GetPic.aspx

GetPic.aspx

921 ms

Border_R.jpg

Border_R.jpg

430 ms

Border_BL.jpg

Border_BL.jpg

496 ms

Border_B.jpg

Border_B.jpg

511 ms

Border_BR.jpg

Border_BR.jpg

515 ms

Print.css

Print.css

213 ms

Accessibility Review

gvbh.be 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 input fields do not have accessible names

High

Elements with an ARIA [role] that require children to contain a specific [role] are missing some or all of those required children.

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

Image elements do not have [alt] attributes

High

Links do not have a discernible name

Best Practices

gvbh.be 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

User Experience

Impact

Issue

High

Displays images with incorrect aspect ratio

General

Impact

Issue

Low

Detected JavaScript libraries

High

Page has valid source maps

SEO Factors

gvbh.be SEO score

83

Search Engine Optimization Advices

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

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 Gvbh.be 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 Gvbh.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

gvbh.be

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