Tools & Wizards About Us

Report Summary

  • 22

    Performance

    Renders faster than
    40% of other websites

  • 96

    Accessibility

    Visual factors better than
    that of 88% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    80% of websites

  • 85

    SEO

    Google-friendlier than
    55% of websites

kooiman.nl

Autobedrijf, wasstraat én schadeherstel in Oud-Beijerland? | kooiman.nl

Page Load Speed

6.9 sec in total

First Response

384 ms

Resources Loaded

2.9 sec

Page Rendered

3.6 sec

About Website

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

Kooiman is een autobedrijf in Oud-Beijerland met ruim 45 jaar ervaring. Wij verkopen occasions van diverse merken en zijn daarnaast Opel dealer. Ook voor schadeherstel en reparaties kunt u bij ons ter...

Visit kooiman.nl

Key Findings

We analyzed Kooiman.nl page load time and found that the first response time was 384 ms and then it took 6.5 sec to load all DOM resources and completely render a web page. This is a poor result, as 80% of websites can load faster.

Performance Metrics

kooiman.nl performance score

22

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value5.5 s

6/100

10%

LCP (Largest Contentful Paint)

Value14.2 s

0/100

25%

SI (Speed Index)

Value10.2 s

9/100

10%

TBT (Total Blocking Time)

Value1,360 ms

16/100

30%

CLS (Cumulative Layout Shift)

Value0.004

100/100

15%

TTI (Time to Interactive)

Value14.7 s

8/100

10%

Network Requests Diagram

kooiman.nl

384 ms

kooiman.nl

549 ms

bootstrap.min.css

196 ms

horizontal_rivian_style.css

300 ms

swiper-bundle.min.css

303 ms

Our browser made a total of 76 requests to load all elements on the main page. We found that 95% of them (72 requests) were addressed to the original Kooiman.nl, 1% (1 request) were made to Googletagmanager.com and 1% (1 request) were made to Static.elfsight.com. The less responsive or slowest element that took the longest time to load (1 sec) belongs to the original domain Kooiman.nl.

Page Optimization Overview & Recommendations

Page size can be reduced by 207.7 kB (4%)

Content Size

5.6 MB

After Optimization

5.4 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Kooiman.nl main page is 5.6 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. 50% of websites need less resources to load. Images take 5.4 MB which makes up the majority of the site volume.

HTML Optimization

-82%

Potential reduce by 38.6 kB

  • Original 46.8 kB
  • After minification 39.1 kB
  • After compression 8.2 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 7.7 kB, which is 16% 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 38.6 kB or 82% of the original size.

Image Optimization

-3%

Potential reduce by 155.2 kB

  • Original 5.4 MB
  • After minification 5.2 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. Kooiman images are well optimized though.

JavaScript Optimization

-7%

Potential reduce by 10.7 kB

  • Original 161.5 kB
  • After minification 161.5 kB
  • After compression 150.8 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

-6%

Potential reduce by 3.2 kB

  • Original 50.8 kB
  • After minification 50.8 kB
  • After compression 47.5 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. Kooiman.nl has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 28 (42%)

Requests Now

66

After Optimization

38

  • Images
  • JavaScript
  • CSS

The browser has sent 66 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Kooiman. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 12 to 1 for JavaScripts and from 12 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

kooiman.nl accessibility score

96

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

Best Practices

kooiman.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

High

Missing source maps for large first-party JavaScript

SEO Factors

kooiman.nl SEO score

85

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

High

robots.txt is not valid

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 Kooiman.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 Kooiman.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 description is not detected on the main page of Kooiman. 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: