Tools & Wizards About Us
autorijschool-jansen.nl screenshot

Report Summary

  • 28

    Performance

    Renders faster than
    47% of other websites

  • 94

    Accessibility

    Visual factors better than
    that of 83% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 96

    SEO

    Google-friendlier than
    90% of websites

autorijschool-jansen.nl

Autorijschool Jansen voor Scooter, Auto en Aanhanger rijopleidingen

Page Load Speed

4.3 sec in total

First Response

296 ms

Resources Loaded

3.8 sec

Page Rendered

233 ms

autorijschool-jansen.nl screenshot

About Website

Click here to check amazing Autorijschool Jansen content. Otherwise, check out these important facts you probably never knew about autorijschool-jansen.nl

Rijschool met unieke stappenplan om je goed voor te bereiden op je examen. Scherpe pakketten en korte wachttijden examens.

Visit autorijschool-jansen.nl

Key Findings

We analyzed Autorijschool-jansen.nl page load time and found that the first response time was 296 ms and then it took 4 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

autorijschool-jansen.nl performance score

28

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.1 s

46/100

10%

LCP (Largest Contentful Paint)

Value6.1 s

12/100

25%

SI (Speed Index)

Value13.7 s

2/100

10%

TBT (Total Blocking Time)

Value1,530 ms

13/100

30%

CLS (Cumulative Layout Shift)

Value0.001

100/100

15%

TTI (Time to Interactive)

Value12.7 s

13/100

10%

Network Requests Diagram

autorijschool-jansen.nl

296 ms

autorijschool-jansen.nl

1718 ms

css

44 ms

sbi-styles.min.css

106 ms

style.min.css

204 ms

Our browser made a total of 52 requests to load all elements on the main page. We found that 65% of them (34 requests) were addressed to the original Autorijschool-jansen.nl, 6% (3 requests) were made to Google.com and 6% (3 requests) were made to Googletagmanager.com. The less responsive or slowest element that took the longest time to load (1.7 sec) belongs to the original domain Autorijschool-jansen.nl.

Page Optimization Overview & Recommendations

Page size can be reduced by 630.0 kB (9%)

Content Size

6.8 MB

After Optimization

6.1 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Autorijschool-jansen.nl main page is 6.8 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. 60% of websites need less resources to load. Images take 6.0 MB which makes up the majority of the site volume.

HTML Optimization

-78%

Potential reduce by 92.1 kB

  • Original 118.7 kB
  • After minification 116.3 kB
  • After compression 26.6 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 92.1 kB or 78% of the original size.

Image Optimization

-8%

Potential reduce by 501.2 kB

  • Original 6.0 MB
  • After minification 5.5 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. Autorijschool Jansen images are well optimized though.

JavaScript Optimization

-6%

Potential reduce by 34.5 kB

  • Original 543.6 kB
  • After minification 543.6 kB
  • After compression 509.1 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

-2%

Potential reduce by 2.2 kB

  • Original 127.6 kB
  • After minification 127.6 kB
  • After compression 125.4 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. Autorijschool-jansen.nl has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 33 (72%)

Requests Now

46

After Optimization

13

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 46 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Autorijschool Jansen. 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 9 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

autorijschool-jansen.nl

autorijschool-jansen.nl

296 ms

autorijschool-jansen.nl

autorijschool-jansen.nl

1718 ms

css

css

44 ms

sbi-styles.min.css

sbi-styles.min.css

106 ms

style.min.css

style.min.css

204 ms

styles.css

styles.css

279 ms

wpcf7-redirect-frontend.min.css

wpcf7-redirect-frontend.min.css

278 ms

multi-step-form-plus-public.css

multi-step-form-plus-public.css

281 ms

avia-merged-styles-4cbade70759adb73c7289f5ee563ebe2---659d6b390ff67.css

avia-merged-styles-4cbade70759adb73c7289f5ee563ebe2---659d6b390ff67.css

503 ms

post-330.css

post-330.css

325 ms

jquery.min.js

jquery.min.js

326 ms

jquery-migrate.min.js

jquery-migrate.min.js

372 ms

multi-step-form-plus-public.js

multi-step-form-plus-public.js

373 ms

jquery.blockUI.min.js

jquery.blockUI.min.js

379 ms

js.cookie.min.js

js.cookie.min.js

423 ms

woocommerce.min.js

woocommerce.min.js

421 ms

conversion.js

conversion.js

100 ms

wc-blocks.css

wc-blocks.css

465 ms

index.js

index.js

476 ms

index.js

index.js

481 ms

wpcf7r-fe.js

wpcf7r-fe.js

602 ms

6b052b9cdc0fa07ac62ae5d1dc8fc3fc.js

6b052b9cdc0fa07ac62ae5d1dc8fc3fc.js

717 ms

sourcebuster.min.js

sourcebuster.min.js

603 ms

order-attribution.min.js

order-attribution.min.js

614 ms

api.js

api.js

54 ms

wp-polyfill-inert.min.js

wp-polyfill-inert.min.js

614 ms

regenerator-runtime.min.js

regenerator-runtime.min.js

613 ms

wp-polyfill.min.js

wp-polyfill.min.js

614 ms

index.js

index.js

614 ms

elfsight-whatsapp-chat.js

elfsight-whatsapp-chat.js

812 ms

avia-footer-scripts-493542be3eeb61160df96502c179c5f8---65c78fa274639.js

avia-footer-scripts-493542be3eeb61160df96502c179c5f8---65c78fa274639.js

911 ms

sbi-sprite.png

sbi-sprite.png

142 ms

logo-rijschool-jansen-h175.png

logo-rijschool-jansen-h175.png

493 ms

rijschool-alkmaar.jpg

rijschool-alkmaar.jpg

245 ms

autorijschool-alkmaar-180x180.jpeg

autorijschool-alkmaar-180x180.jpeg

176 ms

aanhanger-aangepast-180x180.jpg

aanhanger-aangepast-180x180.jpg

476 ms

fbevents.js

fbevents.js

46 ms

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsgH1x4gaVQ.woff

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsgH1x4gaVQ.woff

77 ms

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsjZ0B4gaVQ.woff

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsjZ0B4gaVQ.woff

83 ms

entypo-fontello.woff

entypo-fontello.woff

308 ms

88 ms

15 ms

recaptcha__en.js

recaptcha__en.js

28 ms

js

js

158 ms

js

js

219 ms

whatsapp.png

whatsapp.png

69 ms

IMG_8077.jpg

IMG_8077.jpg

737 ms

js

js

118 ms

analytics.js

analytics.js

112 ms

collect

collect

12 ms

collect

collect

12 ms

ga-audiences

ga-audiences

17 ms

Accessibility Review

autorijschool-jansen.nl accessibility score

94

Accessibility Issues

ARIA

These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.

Impact

Issue

High

button, link, and menuitem elements do not have accessible names.

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.

Tables and lists

These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.

Impact

Issue

High

List items (<li>) are not contained within <ul> or <ol> parent elements.

Best Practices

autorijschool-jansen.nl best practices score

83

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

Browser errors were logged to the console

SEO Factors

autorijschool-jansen.nl SEO score

96

Search Engine Optimization Advices

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 Autorijschool-jansen.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 Autorijschool-jansen.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

autorijschool-jansen.nl

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