Tools & Wizards About Us
acnbv.nl screenshot

Report Summary

  • 67

    Performance

    Renders faster than
    79% of other websites

  • 77

    Accessibility

    Visual factors better than
    that of 44% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 100

    SEO

    Google-friendlier than
    94% of websites

acnbv.nl

ACN BV - Bliksembeveiliging en permanente valbeveiliging

Page Load Speed

2.4 sec in total

First Response

798 ms

Resources Loaded

1.5 sec

Page Rendered

115 ms

acnbv.nl screenshot

About Website

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

ACN is al ruim 30 jaar dé specialist in bliksembeveiliging en valbeveiliging. ACN heeft alles in eigen beheer, van ontwerp en levering tot montage en onderhoud.

Visit acnbv.nl

Key Findings

We analyzed Acnbv.nl page load time and found that the first response time was 798 ms and then it took 1.6 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

acnbv.nl performance score

67

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.8 s

56/100

10%

LCP (Largest Contentful Paint)

Value5.2 s

23/100

25%

SI (Speed Index)

Value4.8 s

67/100

10%

TBT (Total Blocking Time)

Value270 ms

82/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value3.7 s

90/100

10%

Network Requests Diagram

acnbv.nl

798 ms

s134.css

257 ms

superfish.css

178 ms

superfish-navbar.css

173 ms

jquery-1.2.6.min.js

533 ms

Our browser made a total of 18 requests to load all elements on the main page. We found that all of those requests were addressed to Acnbv.nl and no external sources were called. The less responsive or slowest element that took the longest time to load (798 ms) belongs to the original domain Acnbv.nl.

Page Optimization Overview & Recommendations

Page size can be reduced by 58.2 kB (73%)

Content Size

80.2 kB

After Optimization

22.0 kB

  • HTML
  • JavaScript
  • CSS

In fact, the total size of Acnbv.nl main page is 80.2 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. Only 5% of websites need less resources to load. Javascripts take 59.5 kB which makes up the majority of the site volume.

HTML Optimization

-80%

Potential reduce by 11.6 kB

  • Original 14.6 kB
  • After minification 12.5 kB
  • After compression 3.0 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 2.1 kB, which is 15% 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 11.6 kB or 80% of the original size.

JavaScript Optimization

-70%

Potential reduce by 41.7 kB

  • Original 59.5 kB
  • After minification 58.5 kB
  • After compression 17.8 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 41.7 kB or 70% of the original size.

CSS Optimization

-80%

Potential reduce by 4.9 kB

  • Original 6.1 kB
  • After minification 4.5 kB
  • After compression 1.3 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. Acnbv.nl needs all CSS files to be minified and compressed as it can save up to 4.9 kB or 80% of the original size.

Requests Breakdown

We found no issues to fix!

Requests Now

5

After Optimization

5

  • JavaScript
  • CSS

The browser has sent 5 CSS, Javascripts, AJAX and image requests in order to completely render the main page of ACN BV. According to our analytics all requests are already optimized.

Network Requests Diagram

acnbv.nl

acnbv.nl

798 ms

s134.css

s134.css

257 ms

superfish.css

superfish.css

178 ms

superfish-navbar.css

superfish-navbar.css

173 ms

jquery-1.2.6.min.js

jquery-1.2.6.min.js

533 ms

superfish.js

superfish.js

262 ms

lijn.jpg

lijn.jpg

82 ms

topvaandel2.jpg

topvaandel2.jpg

170 ms

menubalk.jpg

menubalk.jpg

92 ms

home.jpg

home.jpg

89 ms

contact.jpg

contact.jpg

83 ms

sitemap.jpg

sitemap.jpg

165 ms

midden-left.jpg

midden-left.jpg

169 ms

vul-left.jpg

vul-left.jpg

165 ms

Empty.gif

Empty.gif

174 ms

midden-right.jpg

midden-right.jpg

180 ms

vul-right.jpg

vul-right.jpg

246 ms

bottombalk.jpg

bottombalk.jpg

246 ms

Accessibility Review

acnbv.nl accessibility score

77

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.

Best practices

These items highlight common accessibility best practices.

Impact

Issue

High

[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.

Best Practices

acnbv.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

SEO Factors

acnbv.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

    NL

  • Language Claimed

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Acnbv.nl can be misinterpreted by Google and other search engines. Our service has detected that Dutch is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that Acnbv.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

acnbv.nl

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