Tools & Wizards About Us
topicus.nl screenshot

Report Summary

  • 22

    Performance

    Renders faster than
    40% of other websites

  • 89

    Accessibility

    Visual factors better than
    that of 71% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    80% of websites

  • 92

    SEO

    Google-friendlier than
    74% of websites

topicus.nl

Topicus - Impact met IT | IT-bedrijf in Deventer | software

Page Load Speed

3.9 sec in total

First Response

185 ms

Resources Loaded

2.8 sec

Page Rendered

896 ms

topicus.nl screenshot

About Website

Click here to check amazing Topicus content for Netherlands. Otherwise, check out these important facts you probably never knew about topicus.nl

Wij zijn Topicus. We verbinden technologie, platforms en data met elkaar. Voor de Zorg, Finance, Onderwijs & het Sociaal Domein.

Visit topicus.nl

Key Findings

We analyzed Topicus.nl page load time and found that the first response time was 185 ms and then it took 3.7 sec to load all DOM resources and completely render a web page. This is a poor result, as 65% of websites can load faster.

Performance Metrics

topicus.nl performance score

22

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.9 s

52/100

10%

LCP (Largest Contentful Paint)

Value14.1 s

0/100

25%

SI (Speed Index)

Value11.3 s

5/100

10%

TBT (Total Blocking Time)

Value3,510 ms

1/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value14.3 s

9/100

10%

Network Requests Diagram

topicus.nl

185 ms

topicus.nl

763 ms

app.css

370 ms

manifest.js

105 ms

vendor.js

717 ms

Our browser made a total of 47 requests to load all elements on the main page. We found that 21% of them (10 requests) were addressed to the original Topicus.nl, 51% (24 requests) were made to Wsrv.nl and 11% (5 requests) were made to Gstatic.com. The less responsive or slowest element that took the longest time to load (1.6 sec) relates to the external source Wsrv.nl.

Page Optimization Overview & Recommendations

Page size can be reduced by 10.7 MB (33%)

Content Size

32.9 MB

After Optimization

22.1 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Topicus.nl main page is 32.9 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. Only a small number of websites need less resources to load. Images take 32.3 MB which makes up the majority of the site volume.

HTML Optimization

-81%

Potential reduce by 88.7 kB

  • Original 110.2 kB
  • After minification 93.2 kB
  • After compression 21.5 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 17.0 kB, which is 15% 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 88.7 kB or 81% of the original size.

Image Optimization

-33%

Potential reduce by 10.7 MB

  • Original 32.3 MB
  • After minification 21.6 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. Obviously, Topicus needs image optimization as it can save up to 10.7 MB or 33% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-0%

Potential reduce by 1.7 kB

  • Original 421.2 kB
  • After minification 421.2 kB
  • After compression 419.5 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. This website has mostly compressed JavaScripts.

CSS Optimization

-0%

Potential reduce by 18 B

  • Original 47.2 kB
  • After minification 47.2 kB
  • After compression 47.1 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. Topicus.nl has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 12 (28%)

Requests Now

43

After Optimization

31

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 43 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Topicus. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 10 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

topicus.nl

topicus.nl

185 ms

topicus.nl

topicus.nl

763 ms

app.css

app.css

370 ms

manifest.js

manifest.js

105 ms

vendor.js

vendor.js

717 ms

app.js

app.js

924 ms

recaptcha

recaptcha

350 ms

recaptcha

recaptcha

350 ms

css

css

30 ms

icon

icon

45 ms

wsrv.nl

wsrv.nl

336 ms

pattern_small.svg

pattern_small.svg

196 ms

wsrv.nl

wsrv.nl

409 ms

wsrv.nl

wsrv.nl

225 ms

wsrv.nl

wsrv.nl

282 ms

wsrv.nl

wsrv.nl

442 ms

wsrv.nl

wsrv.nl

298 ms

wsrv.nl

wsrv.nl

394 ms

wsrv.nl

wsrv.nl

448 ms

wsrv.nl

wsrv.nl

471 ms

wsrv.nl

wsrv.nl

577 ms

wsrv.nl

wsrv.nl

560 ms

wsrv.nl

wsrv.nl

787 ms

wsrv.nl

wsrv.nl

585 ms

wsrv.nl

wsrv.nl

797 ms

wsrv.nl

wsrv.nl

633 ms

wsrv.nl

wsrv.nl

782 ms

wsrv.nl

wsrv.nl

784 ms

wsrv.nl

wsrv.nl

1056 ms

wsrv.nl

wsrv.nl

1613 ms

wsrv.nl

wsrv.nl

1018 ms

wsrv.nl

wsrv.nl

1250 ms

wsrv.nl

wsrv.nl

1062 ms

wsrv.nl

wsrv.nl

1060 ms

wsrv.nl

wsrv.nl

1173 ms

font

font

36 ms

icomoon.ttf

icomoon.ttf

117 ms

recaptcha__en.js

recaptcha__en.js

40 ms

388335038

388335038

96 ms

anchor

anchor

82 ms

anchor

anchor

286 ms

styles__ltr.css

styles__ltr.css

4 ms

recaptcha__en.js

recaptcha__en.js

22 ms

RGIJx0HgRqIOL6v_giTK93Yvv5U5yDChmzCqe18klak.js

RGIJx0HgRqIOL6v_giTK93Yvv5U5yDChmzCqe18klak.js

164 ms

webworker.js

webworker.js

163 ms

logo_48.png

logo_48.png

151 ms

recaptcha__en.js

recaptcha__en.js

28 ms

Accessibility Review

topicus.nl accessibility score

89

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

High

Links do not have a discernible name

Best practices

These items highlight common accessibility best practices.

Impact

Issue

High

[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.

Best Practices

topicus.nl best practices score

92

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

topicus.nl SEO score

92

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

    NL

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Topicus.nl 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 Topicus.nl 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

topicus.nl

Open Graph data is detected on the main page of Topicus. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: