Report Summary

  • 100

    Performance

    Renders faster than
    97% of other websites

  • 81

    Accessibility

    Visual factors better than
    that of 52% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    36% of websites

  • 64

    SEO

    Google-friendlier than
    24% of websites

isofys.be

404 - Page Not Found

Page Load Speed

689 ms in total

First Response

309 ms

Resources Loaded

321 ms

Page Rendered

59 ms

isofys.be screenshot

About Website

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

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Key Findings

We analyzed Isofys.be page load time and found that the first response time was 309 ms and then it took 380 ms to load all DOM resources and completely render a web page. This is an excellent result, as only 5% of websites can load faster.

Performance Metrics

isofys.be performance score

100

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value0.7 s

100/100

10%

LCP (Largest Contentful Paint)

Value0.7 s

100/100

25%

SI (Speed Index)

Value0.7 s

100/100

10%

TBT (Total Blocking Time)

Value0 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value0.7 s

100/100

10%

Network Requests Diagram

isofys.be

309 ms

Our browser made a total of 1 request to load all elements on the main page. We found that all of those requests were addressed to Isofys.be and no external sources were called. The less responsive or slowest element that took the longest time to load (309 ms) belongs to the original domain Isofys.be.

Page Optimization Overview & Recommendations

Page size can be reduced by 120.1 kB (42%)

Content Size

283.0 kB

After Optimization

162.9 kB

In fact, the total size of Isofys.be main page is 283.0 kB. This result falls within the top 5000 of lightweight and thus fast loading web pages. Only a small number of websites need less resources to load. Javascripts take 281.5 kB which makes up the majority of the site volume.

HTML Optimization

-64%

Potential reduce by 1.0 kB

  • Original 1.6 kB
  • After minification 1.5 kB
  • After compression 562 B

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 1.0 kB or 64% of the original size.

JavaScript Optimization

-42%

Potential reduce by 119.1 kB

  • Original 281.5 kB
  • After minification 281.4 kB
  • After compression 162.4 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 119.1 kB or 42% of the original size.

Requests Breakdown

We found no issues to fix!

Requests Now

0

After Optimization

0

Besides the initial HTML request, no CSS, Javascripts, AJAX or image files were requested in the course of web page rendering.

Accessibility Review

isofys.be accessibility score

81

Accessibility Issues

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

Best Practices

isofys.be best practices score

75

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

SEO Factors

isofys.be SEO score

64

Search Engine Optimization Advices

Language and Encoding

  • Language Detected

    N/A

  • Language Claimed

    N/A

  • Encoding

    N/A

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Isofys.be can be misinterpreted by Google and other search engines. Unfortunately we cannot identify language used on the page (probably there is a mix of languages, too little text or something else) and no language is claimed in <html> or <meta> tags either. Our system also found out that Isofys.be main page’s claimed encoding is . 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 Isofys. 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: