Tools & Wizards About Us
acm.nl screenshot

Report Summary

  • 39

    Performance

    Renders faster than
    58% 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

  • 84

    SEO

    Google-friendlier than
    52% of websites

acm.nl

Autoriteit Consument & Markt | ACM.nl

Page Load Speed

5.1 sec in total

First Response

365 ms

Resources Loaded

4.5 sec

Page Rendered

171 ms

acm.nl screenshot

About Website

Visit acm.nl now to see the best up-to-date ACM content for Netherlands and also check out these interesting facts you probably never knew about acm.nl

De Autoriteit Consument & Markt (ACM) is een onafhankelijke toezichthouder die zich sterk maakt voor goed werkende markten voor mensen en bedrijven.

Visit acm.nl

Key Findings

We analyzed Acm.nl page load time and found that the first response time was 365 ms and then it took 4.7 sec to load all DOM resources and completely render a web page. This is a poor result, as 70% of websites can load faster.

Performance Metrics

acm.nl performance score

39

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value7.9 s

0/100

10%

LCP (Largest Contentful Paint)

Value10.2 s

0/100

25%

SI (Speed Index)

Value12.0 s

4/100

10%

TBT (Total Blocking Time)

Value100 ms

98/100

30%

CLS (Cumulative Layout Shift)

Value0.216

58/100

15%

TTI (Time to Interactive)

Value17.3 s

4/100

10%

Network Requests Diagram

acm.nl

365 ms

www.acm.nl

761 ms

564 ms

jquery-1.7.1.min.js

411 ms

jquery-ui-1.8.21.custom.min.js

330 ms

Our browser made a total of 48 requests to load all elements on the main page. We found that 94% of them (45 requests) were addressed to the original Acm.nl, 4% (2 requests) were made to Kcmsurvey.com and 2% (1 request) were made to Sdc.mineleni.nl. The less responsive or slowest element that took the longest time to load (1.3 sec) belongs to the original domain Acm.nl.

Page Optimization Overview & Recommendations

Page size can be reduced by 305.6 kB (43%)

Content Size

709.1 kB

After Optimization

403.5 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Acm.nl main page is 709.1 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. 25% of websites need less resources to load. Javascripts take 306.5 kB which makes up the majority of the site volume.

HTML Optimization

-78%

Potential reduce by 19.7 kB

  • Original 25.2 kB
  • After minification 21.8 kB
  • After compression 5.5 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 3.3 kB, which is 13% 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 19.7 kB or 78% of the original size.

Image Optimization

-3%

Potential reduce by 7.7 kB

  • Original 291.6 kB
  • After minification 283.9 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. ACM images are well optimized though.

JavaScript Optimization

-68%

Potential reduce by 207.4 kB

  • Original 306.5 kB
  • After minification 293.3 kB
  • After compression 99.1 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. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 207.4 kB or 68% of the original size.

CSS Optimization

-82%

Potential reduce by 70.8 kB

  • Original 85.9 kB
  • After minification 66.4 kB
  • After compression 15.1 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. Acm.nl needs all CSS files to be minified and compressed as it can save up to 70.8 kB or 82% of the original size.

Requests Breakdown

Number of requests can be reduced by 22 (51%)

Requests Now

43

After Optimization

21

  • Images
  • JavaScript
  • CSS

The browser has sent 43 CSS, Javascripts, AJAX and image requests in order to completely render the main page of ACM. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 14 to 1 for JavaScripts and from 10 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

acm.nl

acm.nl

365 ms

www.acm.nl

www.acm.nl

761 ms

564 ms

jquery-1.7.1.min.js

jquery-1.7.1.min.js

411 ms

jquery-ui-1.8.21.custom.min.js

jquery-ui-1.8.21.custom.min.js

330 ms

jquery.tipTip.js

jquery.tipTip.js

346 ms

jquery.defaulttxt.js

jquery.defaulttxt.js

345 ms

jquery.autocomplete.js

jquery.autocomplete.js

353 ms

jquery.cookie.js

jquery.cookie.js

350 ms

autocomplete.js

autocomplete.js

621 ms

filter.keyword.js

filter.keyword.js

675 ms

cookieinfo.js

cookieinfo.js

666 ms

script.js

script.js

680 ms

acm.nl.js

acm.nl.js

544 ms

jwplayer.js

jwplayer.js

781 ms

xajax.js

xajax.js

700 ms

styles.css

styles.css

910 ms

menu.css

menu.css

970 ms

dropdown.css

dropdown.css

1005 ms

tooltip.css

tooltip.css

1003 ms

cycle.css

cycle.css

1010 ms

form.css

form.css

1090 ms

jquery-ui-1.8.21.custom.css

jquery-ui-1.8.21.custom.css

1237 ms

tipTip.css

tipTip.css

1264 ms

jquery.autocomplete.css

jquery.autocomplete.css

1320 ms

logo-acm-nl.gif

logo-acm-nl.gif

579 ms

acm-groepsfoto.png

acm-groepsfoto.png

1269 ms

piwik.js

piwik.js

643 ms

bg-carousel-home.png

bg-carousel-home.png

203 ms

icon-more.png

icon-more.png

327 ms

icon-consuwijzer.png

icon-consuwijzer.png

332 ms

icon-big-wijziging.png

icon-big-wijziging.png

337 ms

icon-big-nummers.png

icon-big-nummers.png

336 ms

bg-header-search.png

bg-header-search.png

520 ms

b-menu-item-left.gif

b-menu-item-left.gif

640 ms

b-menu-item-right-dropdown.gif

b-menu-item-right-dropdown.gif

657 ms

bg-dropdown.png

bg-dropdown.png

664 ms

bg-dropdown-top.png

bg-dropdown-top.png

669 ms

bg-menu-subitem.gif

bg-menu-subitem.gif

809 ms

zoekicon.png

zoekicon.png

961 ms

icons-social-media.gif

icons-social-media.gif

963 ms

b-cookie-close.png

b-cookie-close.png

973 ms

icon-extern.png

icon-extern.png

982 ms

bg-tooltip.png

bg-tooltip.png

993 ms

DINWeb-Bold.woff

DINWeb-Bold.woff

1191 ms

DINWeb-Medium.woff

DINWeb-Medium.woff

1343 ms

acm.nl.gif

acm.nl.gif

161 ms

print.css

print.css

118 ms

Accessibility Review

acm.nl accessibility score

96

Accessibility Issues

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

High

Some elements have a [tabindex] value greater than 0

Best Practices

acm.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

Page has valid source maps

SEO Factors

acm.nl SEO score

84

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

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 Acm.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 Acm.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

acm.nl

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