Tools & Wizards About Us
centrumhout.nl screenshot

Report Summary

  • 54

    Performance

    Renders faster than
    72% of other websites

  • 64

    Accessibility

    Visual factors better than
    that of 30% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    36% of websites

  • 92

    SEO

    Google-friendlier than
    75% of websites

centrumhout.nl

Welkom bij Centrum Hout

Page Load Speed

4.6 sec in total

First Response

1.4 sec

Resources Loaded

3 sec

Page Rendered

182 ms

centrumhout.nl screenshot

About Website

Welcome to centrumhout.nl homepage info - get ready to check Centrum Hout best content right away, or after learning these important things about centrumhout.nl

Centrum Hout is hét aanspreekpunt voor hout en houtproducenten in Nederland. Wij functioneren als kennisbank, vraagbaak en communicatiespil.

Visit centrumhout.nl

Key Findings

We analyzed Centrumhout.nl page load time and found that the first response time was 1.4 sec and then it took 3.2 sec to load all DOM resources and completely render a web page. This is a poor result, as 50% of websites can load faster.

Performance Metrics

centrumhout.nl performance score

54

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.1 s

46/100

10%

LCP (Largest Contentful Paint)

Value33.3 s

0/100

25%

SI (Speed Index)

Value4.3 s

77/100

10%

TBT (Total Blocking Time)

Value430 ms

64/100

30%

CLS (Cumulative Layout Shift)

Value0.002

100/100

15%

TTI (Time to Interactive)

Value4.8 s

79/100

10%

Network Requests Diagram

centrumhout.nl

1428 ms

system.base.css

91 ms

system.menus.css

168 ms

system.messages.css

168 ms

system.theme.css

173 ms

Our browser made a total of 84 requests to load all elements on the main page. We found that 90% of them (76 requests) were addressed to the original Centrumhout.nl, 2% (2 requests) were made to Google-analytics.com and 2% (2 requests) were made to Staticxx.facebook.com. The less responsive or slowest element that took the longest time to load (1.4 sec) belongs to the original domain Centrumhout.nl.

Page Optimization Overview & Recommendations

Page size can be reduced by 270.9 kB (29%)

Content Size

942.2 kB

After Optimization

671.2 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Centrumhout.nl main page is 942.2 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. 50% of websites need less resources to load. Images take 602.3 kB which makes up the majority of the site volume.

HTML Optimization

-79%

Potential reduce by 34.2 kB

  • Original 43.1 kB
  • After minification 40.9 kB
  • After compression 8.8 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 34.2 kB or 79% of the original size.

Image Optimization

-4%

Potential reduce by 25.2 kB

  • Original 602.3 kB
  • After minification 577.1 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. Centrum Hout images are well optimized though.

JavaScript Optimization

-70%

Potential reduce by 169.6 kB

  • Original 241.9 kB
  • After minification 193.2 kB
  • After compression 72.3 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 169.6 kB or 70% of the original size.

CSS Optimization

-76%

Potential reduce by 42.0 kB

  • Original 54.9 kB
  • After minification 42.7 kB
  • After compression 12.9 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. Centrumhout.nl needs all CSS files to be minified and compressed as it can save up to 42.0 kB or 76% of the original size.

Requests Breakdown

Number of requests can be reduced by 36 (44%)

Requests Now

81

After Optimization

45

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 81 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Centrum Hout. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 13 to 1 for JavaScripts and from 25 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

centrumhout.nl

centrumhout.nl

1428 ms

system.base.css

system.base.css

91 ms

system.menus.css

system.menus.css

168 ms

system.messages.css

system.messages.css

168 ms

system.theme.css

system.theme.css

173 ms

views_slideshow.css

views_slideshow.css

177 ms

simplenews.css

simplenews.css

183 ms

comment.css

comment.css

184 ms

date.css

date.css

247 ms

datepicker.1.7.css

datepicker.1.7.css

248 ms

field.css

field.css

254 ms

node.css

node.css

266 ms

search.css

search.css

273 ms

user.css

user.css

274 ms

views.css

views.css

329 ms

ckeditor.css

ckeditor.css

330 ms

ctools.css

ctools.css

335 ms

twitter_profile_widget.css

twitter_profile_widget.css

354 ms

views_slideshow_controls_text.css

views_slideshow_controls_text.css

368 ms

views_slideshow_cycle.css

views_slideshow_cycle.css

366 ms

style.css

style.css

411 ms

nieuws.css

nieuws.css

415 ms

ambassadeurs.css

ambassadeurs.css

417 ms

agenda.css

agenda.css

441 ms

relaties.css

relaties.css

458 ms

mail.css

mail.css

460 ms

jquery.min.js

jquery.min.js

580 ms

jquery.once.js

jquery.once.js

496 ms

drupal.js

drupal.js

502 ms

views_slideshow.js

views_slideshow.js

528 ms

nl_8pIcVWPzAPhhdMoKtprHjgPrjsBIuyqgc_B7M79M4CQ.js

nl_8pIcVWPzAPhhdMoKtprHjgPrjsBIuyqgc_B7M79M4CQ.js

548 ms

widget.js

widget.js

59 ms

jquery.cycle.all.min.js

jquery.cycle.all.min.js

550 ms

views_slideshow_cycle.js

views_slideshow_cycle.js

595 ms

swfobject.js

swfobject.js

597 ms

site.js

site.js

616 ms

widgets.js

widgets.js

80 ms

ga.js

ga.js

22 ms

bodybg.png

bodybg.png

264 ms

logo2_0_0.png

logo2_0_0.png

100 ms

slider_DSC5149-fade.jpg

slider_DSC5149-fade.jpg

168 ms

slider_DSC5047_fade.jpg

slider_DSC5047_fade.jpg

275 ms

slider_DSC5211-fade.jpg

slider_DSC5211-fade.jpg

184 ms

slider_DSC5112.jpg

slider_DSC5112.jpg

251 ms

slider_DSC5169_fade.jpg

slider_DSC5169_fade.jpg

334 ms

Slider%20Houtinnovatieprijs.jpg

Slider%20Houtinnovatieprijs.jpg

251 ms

Slider%20WoodChallenge.jpg

Slider%20WoodChallenge.jpg

277 ms

Slider%20Houtarchitectuurprijs.jpg

Slider%20Houtarchitectuurprijs.jpg

415 ms

slider_de-vrienden-vanhout_3.jpg

slider_de-vrienden-vanhout_3.jpg

338 ms

slider_de-vrienden-vanhout_2.jpg

slider_de-vrienden-vanhout_2.jpg

355 ms

slider_de-vrienden-vanhout_1.jpg

slider_de-vrienden-vanhout_1.jpg

366 ms

houtcafe-17mrt2016-foto-2.jpg

houtcafe-17mrt2016-foto-2.jpg

367 ms

twitter.png

twitter.png

448 ms

linkedin.png

linkedin.png

448 ms

facebook.png

facebook.png

449 ms

all.js

all.js

16 ms

headrightbg.png

headrightbg.png

449 ms

vergrootglas.png

vergrootglas.png

447 ms

slider-bg.png

slider-bg.png

485 ms

header-stuk.png

header-stuk.png

486 ms

slider-left.png

slider-left.png

488 ms

slider-right.png

slider-right.png

516 ms

page-title.png

page-title.png

538 ms

nieuws.png

nieuws.png

540 ms

architectenspreekuur.png

architectenspreekuur.png

572 ms

houtinformatielijn.png

houtinformatielijn.png

572 ms

helpdesk.png

helpdesk.png

574 ms

webshop.png

webshop.png

605 ms

right-block-hover.png

right-block-hover.png

630 ms

agenda.png

agenda.png

630 ms

agenda-down.png

agenda-down.png

656 ms

__utm.gif

__utm.gif

30 ms

footer_tussenstuk.png

footer_tussenstuk.png

573 ms

Houtinfo.png

Houtinfo.png

577 ms

logohoutdatabase.png

logohoutdatabase.png

615 ms

kidscorner.png

kidscorner.png

640 ms

themix-plain-webfont.woff

themix-plain-webfont.woff

637 ms

80 ms

xd_arbiter.php

xd_arbiter.php

45 ms

xd_arbiter.php

xd_arbiter.php

53 ms

TheMixExtraLightPlain.woff

TheMixExtraLightPlain.woff

673 ms

tweets.php

tweets.php

93 ms

tweets.php

tweets.php

90 ms

nieuwsbrief.png

nieuwsbrief.png

85 ms

Accessibility Review

centrumhout.nl accessibility score

64

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

Image elements do not have [alt] attributes

High

Form elements do not have associated labels

High

Links do not have a discernible name

Best Practices

centrumhout.nl best practices score

75

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

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Page has valid source maps

SEO Factors

centrumhout.nl SEO score

92

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 Centrumhout.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 Centrumhout.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

centrumhout.nl

Open Graph description is not detected on the main page of Centrum Hout. 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: