Tools & Wizards About Us
twynstragudde.nl screenshot

Report Summary

  • 25

    Performance

    Renders faster than
    44% of other websites

  • 82

    Accessibility

    Visual factors better than
    that of 52% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 93

    SEO

    Google-friendlier than
    83% of websites

twynstragudde.nl

Bureau voor advies en management - TwynstraGudde - Maatschappelijke transities werkend krijgen

Page Load Speed

6.6 sec in total

First Response

347 ms

Resources Loaded

5.8 sec

Page Rendered

490 ms

twynstragudde.nl screenshot

About Website

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

Met onze adviseurs, managers en opleiders dragen we bij aan duurzame, maatschappelijke veranderingen. De uitdagingen zijn groot, maar onze kracht ligt in daadkracht. We laten transities werken.

Visit twynstragudde.nl

Key Findings

We analyzed Twynstragudde.nl page load time and found that the first response time was 347 ms and then it took 6.2 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

twynstragudde.nl performance score

25

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.5 s

16/100

10%

LCP (Largest Contentful Paint)

Value14.9 s

0/100

25%

SI (Speed Index)

Value9.7 s

10/100

10%

TBT (Total Blocking Time)

Value1,130 ms

23/100

30%

CLS (Cumulative Layout Shift)

Value0.034

100/100

15%

TTI (Time to Interactive)

Value18.3 s

3/100

10%

Network Requests Diagram

twynstragudde.nl

347 ms

www.twynstragudde.nl

2923 ms

system.base.css

84 ms

jquery.ui.core.min.css

168 ms

jquery.ui.theme.min.css

249 ms

Our browser made a total of 81 requests to load all elements on the main page. We found that 95% of them (77 requests) were addressed to the original Twynstragudde.nl, 2% (2 requests) were made to Google-analytics.com and 1% (1 request) were made to Eu1.snoobi.com. The less responsive or slowest element that took the longest time to load (2.9 sec) belongs to the original domain Twynstragudde.nl.

Page Optimization Overview & Recommendations

Page size can be reduced by 910.3 kB (24%)

Content Size

3.9 MB

After Optimization

2.9 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Twynstragudde.nl main page is 3.9 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. 45% of websites need less resources to load. Images take 2.8 MB which makes up the majority of the site volume.

HTML Optimization

-78%

Potential reduce by 37.3 kB

  • Original 47.6 kB
  • After minification 44.8 kB
  • After compression 10.3 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 37.3 kB or 78% of the original size.

Image Optimization

-2%

Potential reduce by 57.2 kB

  • Original 2.8 MB
  • After minification 2.8 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. Twynstra Gudde images are well optimized though.

JavaScript Optimization

-67%

Potential reduce by 199.9 kB

  • Original 300.6 kB
  • After minification 248.0 kB
  • After compression 100.6 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 199.9 kB or 67% of the original size.

CSS Optimization

-90%

Potential reduce by 615.9 kB

  • Original 681.5 kB
  • After minification 427.5 kB
  • After compression 65.6 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. Twynstragudde.nl needs all CSS files to be minified and compressed as it can save up to 615.9 kB or 90% of the original size.

Requests Breakdown

Number of requests can be reduced by 44 (58%)

Requests Now

76

After Optimization

32

  • Images
  • JavaScript
  • CSS

The browser has sent 76 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Twynstra Gudde. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 29 to 1 for JavaScripts and from 17 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

twynstragudde.nl

twynstragudde.nl

347 ms

www.twynstragudde.nl

www.twynstragudde.nl

2923 ms

system.base.css

system.base.css

84 ms

jquery.ui.core.min.css

jquery.ui.core.min.css

168 ms

jquery.ui.theme.min.css

jquery.ui.theme.min.css

249 ms

jquery.ui.accordion.min.css

jquery.ui.accordion.min.css

255 ms

date.css

date.css

256 ms

datepicker.1.7.css

datepicker.1.7.css

250 ms

field.css

field.css

252 ms

mollom.css

mollom.css

258 ms

node.css

node.css

328 ms

flexslider.css

flexslider.css

330 ms

flexslider-skin-tg.css

flexslider-skin-tg.css

333 ms

views.css

views.css

331 ms

context_accordion.css

context_accordion.css

334 ms

ctools.css

ctools.css

336 ms

app.css

app.css

597 ms

modules.css

modules.css

542 ms

print.css

print.css

416 ms

jquery.min.js

jquery.min.js

527 ms

jquery.once.js

jquery.once.js

416 ms

drupal.js

drupal.js

438 ms

jquery.ui.core.min.js

jquery.ui.core.min.js

500 ms

jquery.ui.widget.min.js

jquery.ui.widget.min.js

498 ms

jquery.ui.accordion.min.js

jquery.ui.accordion.min.js

521 ms

jquery.cookie.js

jquery.cookie.js

581 ms

jquery.form.min.js

jquery.form.min.js

581 ms

ajax.js

ajax.js

639 ms

jquery_update.js

jquery_update.js

639 ms

admin_devel.js

admin_devel.js

640 ms

jquery.flexslider-min.js

jquery.flexslider-min.js

664 ms

jquery.flexslider-init.js

jquery.flexslider-init.js

662 ms

nl_mhOlJ3z89Wn8u-mrf5UywG859L4gGoEbAD5x3ksyk_k.js

nl_mhOlJ3z89Wn8u-mrf5UywG859L4gGoEbAD5x3ksyk_k.js

675 ms

context_accordion.js

context_accordion.js

685 ms

googleanalytics.js

googleanalytics.js

687 ms

_progress.js

_progress.js

700 ms

jwplayer.js

jwplayer.js

825 ms

snoop_async.php

snoop_async.php

226 ms

collapse.js

collapse.js

742 ms

menu.js

menu.js

685 ms

responsive-video.js

responsive-video.js

609 ms

tooltip.js

tooltip.js

529 ms

vacature-filter.js

vacature-filter.js

541 ms

richtext.js

richtext.js

591 ms

ajax.js

ajax.js

594 ms

bootstrap.js

bootstrap.js

620 ms

analytics.js

analytics.js

22 ms

collect

collect

13 ms

logo.png

logo.png

84 ms

logo-twynstragudde-mobiel.png

logo-twynstragudde-mobiel.png

83 ms

uuitgelichtnieuws.jpg

uuitgelichtnieuws.jpg

162 ms

sjoerd.jpg

sjoerd.jpg

84 ms

uitgelicht-nieuws-incompany_1.jpg

uitgelicht-nieuws-incompany_1.jpg

166 ms

uitgelicht-kennisbank-v2.jpg

uitgelicht-kennisbank-v2.jpg

168 ms

s0098-opleidingsprogramma-header-site.jpg

s0098-opleidingsprogramma-header-site.jpg

246 ms

trainingen-sociaal-domein.jpg

trainingen-sociaal-domein.jpg

329 ms

incompany-plaaatje.jpg

incompany-plaaatje.jpg

248 ms

tgdirectie-epe-website.jpg

tgdirectie-epe-website.jpg

484 ms

bannerwoonbron.png

bannerwoonbron.png

413 ms

casedenhaag.png

casedenhaag.png

500 ms

casekpn.jpg

casekpn.jpg

328 ms

banner-vvaa.jpg

banner-vvaa.jpg

415 ms

offices.jpg

offices.jpg

494 ms

highland-logo.png

highland-logo.png

409 ms

roa-logo.png

roa-logo.png

491 ms

gtm.js

gtm.js

112 ms

list-style-triangle-grey.png

list-style-triangle-grey.png

475 ms

global-sprite.png

global-sprite.png

480 ms

circles.jpg

circles.jpg

868 ms

image-white-triangle.png

image-white-triangle.png

554 ms

global-sprite.png

global-sprite.png

556 ms

image-white-triangle.png

image-white-triangle.png

556 ms

footer-logo.png

footer-logo.png

562 ms

footer-people.png

footer-people.png

561 ms

slider-virtualreality.jpg

slider-virtualreality.jpg

910 ms

slider_zoekdegrensop.jpg

slider_zoekdegrensop.jpg

911 ms

slider-incompany-prijs1_0.jpg

slider-incompany-prijs1_0.jpg

1083 ms

sociaaldomein-slider.jpg

sociaaldomein-slider.jpg

1166 ms

MetaWeb-Book.woff

MetaWeb-Book.woff

602 ms

MetaWeb-Thin.woff

MetaWeb-Thin.woff

683 ms

MetaWeb-Normal.woff

MetaWeb-Normal.woff

770 ms

Accessibility Review

twynstragudde.nl accessibility score

82

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

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

Image elements do not have [alt] attributes

High

Links do not have a discernible name

Best Practices

twynstragudde.nl best practices score

83

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

General

Impact

Issue

Low

Detected JavaScript libraries

High

Missing source maps for large first-party JavaScript

SEO Factors

twynstragudde.nl SEO score

93

Search Engine Optimization Advices

Content Best Practices

Format your HTML in a way that enables crawlers to better understand your app’s content.

Impact

Issue

High

Image elements do not have [alt] attributes

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 Twynstragudde.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 Twynstragudde.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

twynstragudde.nl

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