Access soba.nl. Opleiden voor een veiliger Nederland | Uw opleidingspartner in o.a. inbraakbeveiliging opleidingen, ...

name

value

score

weighting

FCP (First Contentful Paint)

Value3.7 s

28/100

10%

LCP (Largest Contentful Paint)

Value6.7 s

8/100

25%

SI (Speed Index)

Value6.5 s

39/100

10%

TBT (Total Blocking Time)

Value50 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.063

97/100

15%

TTI (Time to Interactive)

Value9.2 s

32/100

10%

www.soba.nl

1038 ms

setcookie.js

84 ms

css2

34 ms

efnly0buj2o8wgsoowck004oc.f4c685e28c18.css

176 ms

31qj4oyxidq8kc4gok4okos4.f4c685e28c18.css

341 ms

Our browser made a total of 79 requests to load all elements on the main page. We found that 66% of them (52 requests) were addressed to the original Soba.nl, 30% (24 requests) were made to Soba.opleidingsportaal.nl and 1% (1 request) were made to Fonts.googleapis.com. The less responsive or slowest element that took the longest time to load (1.7 sec) relates to the external source Soba.opleidingsportaal.nl.

Content Size

323.0 kB

After Optimization

284.0 kB

In fact, the total size of Soba.nl main page is 323.0 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. 60% of websites need less resources to load. Images take 280.0 kB which makes up the majority of the site volume.

HTML Optimization

-0%

Potential reduce by -8 B

Original 0 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. This web page is already compressed.

Image Optimization

-7%

Potential reduce by 20.5 kB

Original 280.0 kB
After minification 259.5 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. SOBA images are well optimized though.

JavaScript Optimization

-0%

Potential reduce by 50 B

Original 21.0 kB
After minification 21.0 kB
After compression 20.9 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

-84%

Potential reduce by 18.6 kB

Original 22.0 kB
After minification 17.1 kB
After compression 3.5 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. Soba.nl needs all CSS files to be minified and compressed as it can save up to 18.6 kB or 84% of the original size.

Requests Now

After Optimization

The browser has sent 76 CSS, Javascripts, AJAX and image requests in order to completely render the main page of SOBA. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 26 to 1 for JavaScripts and from 18 to 1 for CSS and as a result speed up the page load time.

Accessibility Issues

These are opportunities to improve the legibility of your content.

High

Background and foreground colors do not have a sufficient contrast ratio.

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.

High

Links do not have a discernible name

These items highlight common accessibility best practices.

High

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

Areas of Improvement

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Page has valid source maps

Search Engine Optimization Advices

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/).

High

Document uses legible font sizes

High

Tap targets are not sized appropriately

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 Soba.nl 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 Soba.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

soba.nl

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

Report Summary

Performance

Accessibility

Best Practices

SEO

Opleiden voor een veiliger Nederland | Uw opleidingspartner in o.a. inbraakbeveiliging opleidingen, opleiding brandveiligheid, brandbeveiliging opleid...

Page Load Speed

First Response

Resources Loaded

Page Rendered

About Website

Key Findings

Performance Metrics

Measured Metrics

FCP (First Contentful Paint)

LCP (Largest Contentful Paint)

SI (Speed Index)

TBT (Total Blocking Time)

CLS (Cumulative Layout Shift)

TTI (Time to Interactive)

Network Requests Diagram

www.soba.nl

setcookie.js

css2

efnly0buj2o8wgsoowck004oc.f4c685e28c18.css

31qj4oyxidq8kc4gok4okos4.f4c685e28c18.css

Page Optimization Overview & Recommendations

Content Size

After Optimization

HTML Optimization

Image Optimization

JavaScript Optimization

CSS Optimization

Requests Breakdown

Requests Now

After Optimization

Network Requests Diagram

www.soba.nl

setcookie.js

css2

efnly0buj2o8wgsoowck004oc.f4c685e28c18.css

31qj4oyxidq8kc4gok4okos4.f4c685e28c18.css

prototype-min.js

pblib.js

amdLoader.js

news.css

text-three-columns.css

text-two-columns-boxed.css

classList.min.js

raf.min.js

1716888866_dsidmjqceooc0cogw4gsc4ogw.f4c685e28c18.js

1716888866_684wfx2x9b0gk0wssc8kooo84.f4c685e28c18.js

1716888866_l4ydissp4m8g48so0w04o0oc.f4c685e28c18.js

1716888866_7n7tdov0yu0wsokco0cwksgw8.f4c685e28c18.js

gtm.js

31qj4oyxidq8kc4gok4okos4.f4c685e28c18.css

soba-logo-v2.svg

alerticon-webportaal-soba.svg

24003_summerschool.jpg

header-brand-home-soba.jpg

header-inbraak-home-soba.jpg

header-posthbo-home-soba.jpg

24001_ed+posthumus.jpg

post-hbo+security+techniek.jpg

designline-soba.svg

inbraakbeveiliging-opleidingen-home-soba.jpg

menu-informatiebeveiliging-overzicht-opleidingen-soba.jpg

post-hbo-opleidingen-home-soba.jpg

beveiliging-recherche-opleidingen-home-soba.jpg

brandveiligheid-home-opleidingen-soba.jpg

ontruimingsalarminstallaties-opleidingen-soba.jpg

noodverlichting-opleidingen-home-soba.jpg

nen-normen-opleidingen-home-soba.jpg

veiligheid-opleidingen-home-soba.jpg

review-icoon-soba.svg

bedrijfsopen_fc-01.png

pand-soba-over-soba.jpg

miranda+%28receptie%29.jpg

ymke-over-soba.jpg

home-headermenu-icon-1-downloads-soba.svg