Report Summary

  • 21

    Performance

    Renders faster than
    39% 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

  • 85

    SEO

    Google-friendlier than
    55% of websites

acn.nl

ACN - Air Cargo Netherlands | Luchtvracht brancheorganisatie

Page Load Speed

4.9 sec in total

First Response

683 ms

Resources Loaded

3.6 sec

Page Rendered

640 ms

acn.nl screenshot

About Website

Welcome to acn.nl homepage info - get ready to check ACN best content for Netherlands right away, or after learning these important things about acn.nl

LAATSTE NIEUWS Lees alle laatste berichten... Meer... Samen werken we aan een optimaal presterende luchtvrachtsector! Lees meer over onze laatste projecten en  blijf op de hoogte van de

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Key Findings

We analyzed Acn.nl page load time and found that the first response time was 683 ms and then it took 4.2 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

acn.nl performance score

21

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value5.3 s

7/100

10%

LCP (Largest Contentful Paint)

Value6.8 s

7/100

25%

SI (Speed Index)

Value9.5 s

11/100

10%

TBT (Total Blocking Time)

Value4,900 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.018

100/100

15%

TTI (Time to Interactive)

Value11.0 s

21/100

10%

Network Requests Diagram

www.acn.nl

683 ms

language-selector.css

184 ms

validationEngine.jquery.css

182 ms

dashicons.min.css

238 ms

thickbox.css

199 ms

Our browser made a total of 166 requests to load all elements on the main page. We found that 83% of them (138 requests) were addressed to the original Acn.nl, 13% (22 requests) were made to Fonts.gstatic.com and 2% (3 requests) were made to Fonts.googleapis.com. The less responsive or slowest element that took the longest time to load (1.2 sec) belongs to the original domain Acn.nl.

Page Optimization Overview & Recommendations

Page size can be reduced by 2.4 MB (47%)

Content Size

5.0 MB

After Optimization

2.6 MB

In fact, the total size of Acn.nl main page is 5.0 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. 80% of websites need less resources to load and that’s why Accessify’s recommendations for optimization and resource minification can be helpful for this project. Images take 2.3 MB which makes up the majority of the site volume.

HTML Optimization

-85%

Potential reduce by 255.5 kB

  • Original 302.1 kB
  • After minification 298.2 kB
  • After compression 46.6 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 255.5 kB or 85% of the original size.

Image Optimization

-13%

Potential reduce by 301.2 kB

  • Original 2.3 MB
  • After minification 2.0 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. Obviously, ACN needs image optimization as it can save up to 301.2 kB or 13% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-71%

Potential reduce by 1.0 MB

  • Original 1.5 MB
  • After minification 1.4 MB
  • After compression 433.6 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 1.0 MB or 71% of the original size.

CSS Optimization

-84%

Potential reduce by 771.7 kB

  • Original 923.0 kB
  • After minification 765.3 kB
  • After compression 151.3 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. Acn.nl needs all CSS files to be minified and compressed as it can save up to 771.7 kB or 84% of the original size.

Requests Breakdown

Number of requests can be reduced by 88 (62%)

Requests Now

141

After Optimization

53

The browser has sent 141 CSS, Javascripts, AJAX and image requests in order to completely render the main page of ACN. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 57 to 1 for JavaScripts and from 33 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

acn.nl accessibility score

94

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

Links do not have a discernible name

Best Practices

acn.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

User Experience

Impact

Issue

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

acn.nl SEO score

85

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

High

robots.txt is not valid

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 Acn.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 Acn.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

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