Report Summary

  • 70

    Performance

    Renders faster than
    81% of other websites

  • 63

    Accessibility

    Visual factors better than
    that of 28% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    36% of websites

  • 83

    SEO

    Google-friendlier than
    46% of websites

seniornetvlaanderen.be

Seniornet Vlaanderen

Page Load Speed

4.5 sec in total

First Response

769 ms

Resources Loaded

3.5 sec

Page Rendered

314 ms

seniornetvlaanderen.be screenshot

About Website

Visit seniornetvlaanderen.be now to see the best up-to-date Seniornet Vlaanderen content and also check out these interesting facts you probably never knew about seniornetvlaanderen.be

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Key Findings

We analyzed Seniornetvlaanderen.be page load time and found that the first response time was 769 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

seniornetvlaanderen.be performance score

70

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.6 s

63/100

10%

LCP (Largest Contentful Paint)

Value5.5 s

18/100

25%

SI (Speed Index)

Value3.1 s

93/100

10%

TBT (Total Blocking Time)

Value90 ms

98/100

30%

CLS (Cumulative Layout Shift)

Value0.14

79/100

15%

TTI (Time to Interactive)

Value4.1 s

86/100

10%

Network Requests Diagram

seniornetvlaanderen.be

769 ms

homeStyle.css

370 ms

pageStyle_radius.css

185 ms

common.js

375 ms

header.png

2333 ms

Our browser made a total of 39 requests to load all elements on the main page. We found that all of those requests were addressed to Seniornetvlaanderen.be and no external sources were called. The less responsive or slowest element that took the longest time to load (2.6 sec) belongs to the original domain Seniornetvlaanderen.be.

Page Optimization Overview & Recommendations

Page size can be reduced by 100.4 kB (16%)

Content Size

624.8 kB

After Optimization

524.4 kB

In fact, the total size of Seniornetvlaanderen.be main page is 624.8 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. Only 10% of websites need less resources to load. Images take 585.0 kB which makes up the majority of the site volume.

HTML Optimization

-81%

Potential reduce by 17.3 kB

  • Original 21.4 kB
  • After minification 15.9 kB
  • After compression 4.1 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. This page needs HTML code to be minified as it can gain 5.6 kB, which is 26% 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 17.3 kB or 81% of the original size.

Image Optimization

-12%

Potential reduce by 68.4 kB

  • Original 585.0 kB
  • After minification 516.6 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. Obviously, Seniornet Vlaanderen needs image optimization as it can save up to 68.4 kB or 12% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-77%

Potential reduce by 6.7 kB

  • Original 8.8 kB
  • After minification 5.9 kB
  • After compression 2.1 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. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 6.7 kB or 77% of the original size.

CSS Optimization

-84%

Potential reduce by 8.0 kB

  • Original 9.6 kB
  • After minification 5.8 kB
  • After compression 1.6 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. Seniornetvlaanderen.be needs all CSS files to be minified and compressed as it can save up to 8.0 kB or 84% of the original size.

Requests Breakdown

Number of requests can be reduced by 6 (16%)

Requests Now

38

After Optimization

32

The browser has sent 38 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Seniornet Vlaanderen. 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.

Accessibility Review

seniornetvlaanderen.be accessibility score

63

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.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

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

<input type="image"> elements do not have [alt] text

High

Links do not have a discernible name

Best Practices

seniornetvlaanderen.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

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

SEO Factors

seniornetvlaanderen.be SEO score

83

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

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

    ISO-8859-1

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Seniornetvlaanderen.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 Seniornetvlaanderen.be main page’s claimed encoding is iso-8859-1. Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.

Social Sharing Optimization

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