Report Summary

  • 43

    Performance

    Renders faster than
    62% 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

  • 91

    SEO

    Google-friendlier than
    70% of websites

ducab.nl

Totaalleverancier voor geluid, beeld en licht | Bazelmans

Page Load Speed

3.5 sec in total

First Response

50 ms

Resources Loaded

3 sec

Page Rendered

524 ms

ducab.nl screenshot

About Website

Click here to check amazing Ducab content. Otherwise, check out these important facts you probably never knew about ducab.nl

Op zoek naar professionele partner voor geluid, beeld en licht? | Bazelmans AV regelt de techniek van uw evenement tot in detail | Amstelveen en Veldhoven.

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Key Findings

We analyzed Ducab.nl page load time and found that the first response time was 50 ms and then it took 3.5 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

ducab.nl performance score

43

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.7 s

30/100

10%

LCP (Largest Contentful Paint)

Value15.3 s

0/100

25%

SI (Speed Index)

Value5.4 s

56/100

10%

TBT (Total Blocking Time)

Value550 ms

54/100

30%

CLS (Cumulative Layout Shift)

Value0.012

100/100

15%

TTI (Time to Interactive)

Value9.0 s

34/100

10%

Network Requests Diagram

ducab.nl

50 ms

www.bazelmans.nl

40 ms

www.bazelmans.com

598 ms

css2

37 ms

main.css

37 ms

Our browser made a total of 40 requests to load all elements on the main page. We found that 3% of them (1 request) were addressed to the original Ducab.nl, 38% (15 requests) were made to Bazelmans.com and 28% (11 requests) were made to Static.bazelmans.com. The less responsive or slowest element that took the longest time to load (1.5 sec) relates to the external source Static.bazelmans.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 41.4 kB (3%)

Content Size

1.3 MB

After Optimization

1.2 MB

In fact, the total size of Ducab.nl main page is 1.3 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. 40% of websites need less resources to load. Images take 1.2 MB which makes up the majority of the site volume.

HTML Optimization

-74%

Potential reduce by 22.8 kB

  • Original 30.7 kB
  • After minification 30.7 kB
  • After compression 7.9 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 22.8 kB or 74% of the original size.

Image Optimization

-2%

Potential reduce by 18.5 kB

  • Original 1.2 MB
  • After minification 1.2 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. Ducab images are well optimized though.

JavaScript Optimization

-0%

Potential reduce by 0 B

  • Original 3.9 kB
  • After minification 3.9 kB
  • After compression 3.9 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

-0%

Potential reduce by 0 B

  • Original 38.5 kB
  • After minification 38.5 kB
  • After compression 38.5 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. Ducab.nl has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 7 (23%)

Requests Now

31

After Optimization

24

The browser has sent 31 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Ducab. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 8 to 1 for JavaScripts and as a result speed up the page load time.

Accessibility Review

ducab.nl accessibility score

89

Accessibility Issues

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

Buttons do not have an accessible name

High

Links do not have a discernible name

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.

Best Practices

ducab.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

ducab.nl SEO score

91

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

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 Ducab.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 Ducab.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

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