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addvision.nl screenshot

Report Summary

  • 32

    Performance

    Renders faster than
    52% of other websites

  • 63

    Accessibility

    Visual factors better than
    that of 28% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 100

    SEO

    Google-friendlier than
    94% of websites

addvision.nl

Internetbureau AddVision: Ervaar de kracht van internet

Page Load Speed

3.3 sec in total

First Response

360 ms

Resources Loaded

2.6 sec

Page Rendered

389 ms

addvision.nl screenshot

About Website

Welcome to addvision.nl homepage info - get ready to check Add Vision best content right away, or after learning these important things about addvision.nl

Zet internet in voor de groei van je bedrijf!

Visit addvision.nl

Key Findings

We analyzed Addvision.nl page load time and found that the first response time was 360 ms and then it took 3 sec to load all DOM resources and completely render a web page. This is a poor result, as 55% of websites can load faster.

Performance Metrics

addvision.nl performance score

32

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.3 s

73/100

10%

LCP (Largest Contentful Paint)

Value6.2 s

11/100

25%

SI (Speed Index)

Value5.9 s

47/100

10%

TBT (Total Blocking Time)

Value3,620 ms

1/100

30%

CLS (Cumulative Layout Shift)

Value0.002

100/100

15%

TTI (Time to Interactive)

Value12.2 s

15/100

10%

Network Requests Diagram

addvision.nl

360 ms

www.addvision.nl

711 ms

jquery.fancybox.css

92 ms

jquery.fancybox-buttons.css

180 ms

jquery.fancybox-thumbs.css

263 ms

Our browser made a total of 55 requests to load all elements on the main page. We found that 62% of them (34 requests) were addressed to the original Addvision.nl, 9% (5 requests) were made to Fonts.gstatic.com and 7% (4 requests) were made to Platform.twitter.com. The less responsive or slowest element that took the longest time to load (1.1 sec) belongs to the original domain Addvision.nl.

Page Optimization Overview & Recommendations

Page size can be reduced by 705.1 kB (32%)

Content Size

2.2 MB

After Optimization

1.5 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Addvision.nl main page is 2.2 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. 40% of websites need less resources to load. Images take 1.2 MB which makes up the majority of the site volume.

HTML Optimization

-81%

Potential reduce by 23.9 kB

  • Original 29.4 kB
  • After minification 28.4 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. 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 23.9 kB or 81% of the original size.

Image Optimization

-5%

Potential reduce by 55.7 kB

  • Original 1.2 MB
  • After minification 1.2 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. Add Vision images are well optimized though.

JavaScript Optimization

-65%

Potential reduce by 538.5 kB

  • Original 822.9 kB
  • After minification 816.4 kB
  • After compression 284.4 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 538.5 kB or 65% of the original size.

CSS Optimization

-80%

Potential reduce by 87.1 kB

  • Original 108.4 kB
  • After minification 106.1 kB
  • After compression 21.3 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. Addvision.nl needs all CSS files to be minified and compressed as it can save up to 87.1 kB or 80% of the original size.

Requests Breakdown

Number of requests can be reduced by 20 (42%)

Requests Now

48

After Optimization

28

  • Images
  • JavaScript
  • CSS

The browser has sent 48 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Add Vision. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 8 to 1 for JavaScripts and from 9 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

addvision.nl

addvision.nl

360 ms

www.addvision.nl

www.addvision.nl

711 ms

jquery.fancybox.css

jquery.fancybox.css

92 ms

jquery.fancybox-buttons.css

jquery.fancybox-buttons.css

180 ms

jquery.fancybox-thumbs.css

jquery.fancybox-thumbs.css

263 ms

jquery-ui.min.css

jquery-ui.min.css

267 ms

combined_1454415477.css

combined_1454415477.css

383 ms

javascriptSettings.php

javascriptSettings.php

277 ms

combined_1455522600.js

combined_1455522600.js

816 ms

jquery.prettyPhoto3-1-5.js

jquery.prettyPhoto3-1-5.js

269 ms

css

css

60 ms

css

css

72 ms

analytics.js

analytics.js

70 ms

AddVision_logo_zwart.png

AddVision_logo_zwart.png

112 ms

AddVision_logo.png

AddVision_logo.png

112 ms

rock_climbing.jpg

rock_climbing.jpg

775 ms

general-s2883d35b6a.png

general-s2883d35b6a.png

773 ms

webshop.png

webshop.png

198 ms

website.png

website.png

210 ms

marketing.png

marketing.png

284 ms

3590-3393-uspIcon1.jpg

3590-3393-uspIcon1.jpg

287 ms

3592-3397-uspIcon3.jpg

3592-3397-uspIcon3.jpg

484 ms

3591-3395-uspicon2.jpg

3591-3395-uspicon2.jpg

484 ms

3593-3399-uspIcon4.jpg

3593-3399-uspIcon4.jpg

485 ms

3754-achtergrond-testimonial.jpg

3754-achtergrond-testimonial.jpg

1056 ms

3676-erik-boomsma2.jpg

3676-erik-boomsma2.jpg

485 ms

3630-3596-3421-craftsmanLogo.jpg

3630-3596-3421-craftsmanLogo.jpg

524 ms

3597-3421-craftsmanLogoKleur.jpg

3597-3421-craftsmanLogoKleur.jpg

553 ms

3598-3422-dockwiseLogo.jpg

3598-3422-dockwiseLogo.jpg

616 ms

3599-3422-dockwiseLogoKleur.jpg

3599-3422-dockwiseLogoKleur.jpg

645 ms

3632-3600-3423-hogeschoolrotterdamLogo.jpg

3632-3600-3423-hogeschoolrotterdamLogo.jpg

705 ms

3601-3423-hogeschoolrotterdamLogoKleur.jpg

3601-3423-hogeschoolrotterdamLogoKleur.jpg

740 ms

3629-3594-3420-betonstaalLogo.jpg

3629-3594-3420-betonstaalLogo.jpg

795 ms

3595-3420-betonstaalLogoKleur.jpg

3595-3420-betonstaalLogoKleur.jpg

825 ms

3633-3602-3424-middelkoopLogo.jpg

3633-3602-3424-middelkoopLogo.jpg

878 ms

3603-3424-middelkoopLogoKleur.jpg

3603-3424-middelkoopLogoKleur.jpg

878 ms

footerListsyle.png

footerListsyle.png

895 ms

lyIZFqDTaXXyAxN6-svvJg.woff

lyIZFqDTaXXyAxN6-svvJg.woff

36 ms

2dBELi3ZbivnVPt1KR2lhQ.woff

2dBELi3ZbivnVPt1KR2lhQ.woff

48 ms

yATwQM0pIZXIFPrEDZyOHg.woff

yATwQM0pIZXIFPrEDZyOHg.woff

64 ms

mjitrc9VnL7D7tS-i3g3XQ.woff

mjitrc9VnL7D7tS-i3g3XQ.woff

75 ms

R5nyNcvoz7n0iBHxjY_LyQ.woff

R5nyNcvoz7n0iBHxjY_LyQ.woff

75 ms

widgets.js

widgets.js

149 ms

collect

collect

33 ms

timeline.d11f7a3b3287fb94220e8ee6d03cc772.js

timeline.d11f7a3b3287fb94220e8ee6d03cc772.js

33 ms

default

default

375 ms

syndication

syndication

98 ms

641161427772948481

641161427772948481

163 ms

timeline.47ab5d19e8ed22531abcf4f86f3ae53a.dark.ltr.css

timeline.47ab5d19e8ed22531abcf4f86f3ae53a.dark.ltr.css

30 ms

timeline.47ab5d19e8ed22531abcf4f86f3ae53a.dark.ltr.css

timeline.47ab5d19e8ed22531abcf4f86f3ae53a.dark.ltr.css

70 ms

-S7nwXO4_normal.png

-S7nwXO4_normal.png

157 ms

Cdqz8ejWAAA1IuE.jpg

Cdqz8ejWAAA1IuE.jpg

247 ms

Cdfr2v6WEAA2wNG.png:large

Cdfr2v6WEAA2wNG.png:large

320 ms

icons.png

icons.png

37 ms

jot

jot

26 ms

Accessibility Review

addvision.nl accessibility score

63

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

Form elements do not have associated labels

High

Links do not have a discernible name

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

addvision.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

Page has valid source maps

SEO Factors

addvision.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

    NL

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Addvision.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 Addvision.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

addvision.nl

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