Tools & Wizards About Us
vandervenne.nl screenshot

Report Summary

  • 34

    Performance

    Renders faster than
    54% of other websites

  • 93

    Accessibility

    Visual factors better than
    that of 82% of websites

  • 58

    Best Practices

    More advanced features
    available than in
    19% of websites

  • 100

    SEO

    Google-friendlier than
    95% of websites

vandervenne.nl

Crane service and on & offshore Rigging | Van der Venne Lifting

Page Load Speed

2.3 sec in total

First Response

410 ms

Resources Loaded

1.7 sec

Page Rendered

170 ms

vandervenne.nl screenshot

About Website

Click here to check amazing Van Der Venne content for Belgium. Otherwise, check out these important facts you probably never knew about vandervenne.nl

For all kinds of crane related services, on & offshore rigging, assembly and disassembly of cranes there is only one experienced and independent partner: Van der Venne

Visit vandervenne.nl

Key Findings

We analyzed Vandervenne.nl page load time and found that the first response time was 410 ms and then it took 1.9 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 35% of websites can load faster.

Performance Metrics

vandervenne.nl performance score

34

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value7.2 s

1/100

10%

LCP (Largest Contentful Paint)

Value10.3 s

0/100

25%

SI (Speed Index)

Value9.7 s

11/100

10%

TBT (Total Blocking Time)

Value530 ms

56/100

30%

CLS (Cumulative Layout Shift)

Value0.001

100/100

15%

TTI (Time to Interactive)

Value14.8 s

8/100

10%

Network Requests Diagram

vandervenne.nl

410 ms

system.base.css

98 ms

system.menus.css

205 ms

system.messages.css

187 ms

system.theme.css

201 ms

Our browser made a total of 49 requests to load all elements on the main page. We found that 86% of them (42 requests) were addressed to the original Vandervenne.nl, 4% (2 requests) were made to Google-analytics.com and 4% (2 requests) were made to Wd-edge.sharethis.com. The less responsive or slowest element that took the longest time to load (761 ms) belongs to the original domain Vandervenne.nl.

Page Optimization Overview & Recommendations

Page size can be reduced by 345.9 kB (42%)

Content Size

816.7 kB

After Optimization

470.8 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Vandervenne.nl main page is 816.7 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. 30% of websites need less resources to load. Javascripts take 392.9 kB which makes up the majority of the site volume.

HTML Optimization

-76%

Potential reduce by 19.7 kB

  • Original 26.0 kB
  • After minification 25.0 kB
  • After compression 6.3 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 19.7 kB or 76% of the original size.

Image Optimization

-0%

Potential reduce by 1.2 kB

  • Original 353.1 kB
  • After minification 351.9 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. Van Der Venne images are well optimized though.

JavaScript Optimization

-74%

Potential reduce by 289.9 kB

  • Original 392.9 kB
  • After minification 356.7 kB
  • After compression 103.0 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. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 289.9 kB or 74% of the original size.

CSS Optimization

-78%

Potential reduce by 35.0 kB

  • Original 44.7 kB
  • After minification 32.5 kB
  • After compression 9.7 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. Vandervenne.nl needs all CSS files to be minified and compressed as it can save up to 35.0 kB or 78% of the original size.

Requests Breakdown

Number of requests can be reduced by 34 (71%)

Requests Now

48

After Optimization

14

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 48 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Van Der Venne. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 15 to 1 for JavaScripts and from 21 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

vandervenne.nl

vandervenne.nl

410 ms

system.base.css

system.base.css

98 ms

system.menus.css

system.menus.css

205 ms

system.messages.css

system.messages.css

187 ms

system.theme.css

system.theme.css

201 ms

views_slideshow.css

views_slideshow.css

205 ms

field.css

field.css

201 ms

node.css

node.css

203 ms

search.css

search.css

279 ms

user.css

user.css

293 ms

views.css

views.css

296 ms

ckeditor.css

ckeditor.css

292 ms

colorbox_style.css

colorbox_style.css

293 ms

ctools.css

ctools.css

295 ms

panels.css

panels.css

370 ms

flexible.css

flexible.css

389 ms

views_slideshow_cycle.css

views_slideshow_cycle.css

386 ms

764b9f54d24d0a944961543aab44a63b.css

764b9f54d24d0a944961543aab44a63b.css

390 ms

at.base.css

at.base.css

386 ms

at.layout.css

at.layout.css

476 ms

at.messages.css

at.messages.css

463 ms

adaptivetheme.responsive.layout.css

adaptivetheme.responsive.layout.css

480 ms

jquery.js

jquery.js

748 ms

jquery.once.js

jquery.once.js

478 ms

drupal.js

drupal.js

570 ms

views_slideshow.js

views_slideshow.js

647 ms

jquery.colorbox-min.js

jquery.colorbox-min.js

571 ms

colorbox.js

colorbox.js

572 ms

colorbox_style.js

colorbox_style.js

573 ms

colorbox_load.js

colorbox_load.js

667 ms

jquery.cycle.all.min.js

jquery.cycle.all.min.js

759 ms

views_slideshow_cycle.js

views_slideshow_cycle.js

761 ms

buttons.js

buttons.js

7 ms

googleanalytics.js

googleanalytics.js

666 ms

analytics.js

analytics.js

92 ms

getAllAppDefault.esi

getAllAppDefault.esi

90 ms

achtergrond.jpg

achtergrond.jpg

369 ms

logo.png

logo.png

98 ms

banner.jpg

banner.jpg

462 ms

banner_2.jpg

banner_2.jpg

459 ms

video.jpg

video.jpg

188 ms

our_projects.jpg

our_projects.jpg

104 ms

off-shore_service.jpg

off-shore_service.jpg

191 ms

crane_service.jpg

crane_service.jpg

195 ms

contact_us_cranes.gif

contact_us_cranes.gif

284 ms

collect

collect

12 ms

getSegment.php

getSegment.php

12 ms

checkOAuth.esi

checkOAuth.esi

9 ms

t.dhj

t.dhj

6 ms

Accessibility Review

vandervenne.nl accessibility score

93

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

<frame> or <iframe> elements do not have a title

High

Links do not have a discernible name

Best Practices

vandervenne.nl best practices score

58

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

User Experience

Impact

Issue

High

Displays images with incorrect aspect ratio

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

SEO Factors

vandervenne.nl SEO score

100

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

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    NL

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Vandervenne.nl can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and it does not match the claimed Dutch language. Our system also found out that Vandervenne.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

vandervenne.nl

Open Graph description is not detected on the main page of Van Der Venne. 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: