Report Summary

  • 65

    Performance

    Renders faster than
    79% of other websites

  • 87

    Accessibility

    Visual factors better than
    that of 67% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    56% of websites

  • 90

    SEO

    Google-friendlier than
    68% of websites

vhorta.smartschool.be

Victor Hortaschool - Smartschool

Page Load Speed

18 sec in total

First Response

513 ms

Resources Loaded

17.4 sec

Page Rendered

138 ms

vhorta.smartschool.be screenshot

About Website

Visit vhorta.smartschool.be now to see the best up-to-date Vhorta Smartschool content for Belgium and also check out these interesting facts you probably never knew about vhorta.smartschool.be

Welkom op het digitaal schoolplatform van Victor Hortaschool.

Visit vhorta.smartschool.be

Key Findings

We analyzed Vhorta.smartschool.be page load time and found that the first response time was 513 ms and then it took 17.5 sec to load all DOM resources and completely render a web page. This is an excellent result, as only a small number of websites can load faster.

Performance Metrics

vhorta.smartschool.be performance score

65

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.2 s

19/100

10%

LCP (Largest Contentful Paint)

Value5.3 s

22/100

25%

SI (Speed Index)

Value5.1 s

61/100

10%

TBT (Total Blocking Time)

Value110 ms

97/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value5.2 s

75/100

10%

Network Requests Diagram

vhorta.smartschool.be

513 ms

vhorta.smartschool.be

568 ms

jquery-ui.min.rev-fe96cb5ec0.css

1666 ms

app-go-built.rev-da8c8cb343.css

15691 ms

jsapi

50 ms

Our browser made a total of 18 requests to load all elements on the main page. We found that 11% of them (2 requests) were addressed to the original Vhorta.smartschool.be, 39% (7 requests) were made to Static2.smart-school.net and 11% (2 requests) were made to Static4.smart-school.net. The less responsive or slowest element that took the longest time to load (15.7 sec) relates to the external source Static2.smart-school.net.

Page Optimization Overview & Recommendations

Page size can be reduced by 269.9 kB (54%)

Content Size

500.9 kB

After Optimization

231.0 kB

In fact, the total size of Vhorta.smartschool.be main page is 500.9 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. 20% of websites need less resources to load. Javascripts take 314.5 kB which makes up the majority of the site volume.

HTML Optimization

-56%

Potential reduce by 8.0 kB

  • Original 14.1 kB
  • After minification 14.0 kB
  • After compression 6.1 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 8.0 kB or 56% of the original size.

Image Optimization

-9%

Potential reduce by 7.6 kB

  • Original 85.3 kB
  • After minification 77.7 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. Vhorta Smartschool images are well optimized though.

JavaScript Optimization

-58%

Potential reduce by 182.0 kB

  • Original 314.5 kB
  • After minification 314.5 kB
  • After compression 132.5 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 182.0 kB or 58% of the original size.

CSS Optimization

-83%

Potential reduce by 72.3 kB

  • Original 87.0 kB
  • After minification 86.4 kB
  • After compression 14.6 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. Vhorta.smartschool.be needs all CSS files to be minified and compressed as it can save up to 72.3 kB or 83% of the original size.

Requests Breakdown

Number of requests can be reduced by 6 (38%)

Requests Now

16

After Optimization

10

The browser has sent 16 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Vhorta Smartschool. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 7 to 1 for JavaScripts and as a result speed up the page load time.

Accessibility Review

vhorta.smartschool.be accessibility score

87

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.

Internationalization and localization

These are opportunities to improve the interpretation of your content by users in different locales.

Impact

Issue

High

<html> element does not have a [lang] attribute

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

vhorta.smartschool.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

SEO Factors

vhorta.smartschool.be SEO score

90

Search Engine Optimization Advices

Crawling and Indexing

To appear in search results, crawlers need access to your app.

Impact

Issue

High

robots.txt is not valid

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 Vhorta.smartschool.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 Vhorta.smartschool.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 Vhorta Smartschool. 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: