Tools & Wizards About Us
vliegerconcurrent.nl screenshot

Report Summary

  • 33

    Performance

    Renders faster than
    53% of other websites

  • 69

    Accessibility

    Visual factors better than
    that of 34% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 91

    SEO

    Google-friendlier than
    70% of websites

vliegerconcurrent.nl

Leuk dat je onze vliegerwinkel hebt gevonden. Vind jouw perfecte kite.

Page Load Speed

4.6 sec in total

First Response

437 ms

Resources Loaded

3.3 sec

Page Rendered

888 ms

vliegerconcurrent.nl screenshot

About Website

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

Bij Vliegerconcurrent willen we je graag kennis laten maken met de kite sport, tegen een eerlijke prijs. Wij zijn er voor persoonlijk advies.

Visit vliegerconcurrent.nl

Key Findings

We analyzed Vliegerconcurrent.nl page load time and found that the first response time was 437 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

vliegerconcurrent.nl performance score

33

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value5.4 s

6/100

10%

LCP (Largest Contentful Paint)

Value10.3 s

0/100

25%

SI (Speed Index)

Value8.2 s

20/100

10%

TBT (Total Blocking Time)

Value640 ms

47/100

30%

CLS (Cumulative Layout Shift)

Value0.017

100/100

15%

TTI (Time to Interactive)

Value14.7 s

8/100

10%

Network Requests Diagram

vliegerconcurrent.nl

437 ms

www.vliegerconcurrent.nl

710 ms

8IVI5EXeqUDPZnQlAjiIyg0XRMqogVV.css

137 ms

modernizr.js

130 ms

jquery.min.js

136 ms

Our browser made a total of 49 requests to load all elements on the main page. We found that 4% of them (2 requests) were addressed to the original Vliegerconcurrent.nl, 53% (26 requests) were made to Static.myonlinestore.eu and 22% (11 requests) were made to Cdn.myonlinestore.eu. The less responsive or slowest element that took the longest time to load (1.7 sec) relates to the external source Cdn.myonlinestore.eu.

Page Optimization Overview & Recommendations

Page size can be reduced by 206.5 kB (35%)

Content Size

586.7 kB

After Optimization

380.2 kB

  • HTML
  • Images
  • JavaScript

In fact, the total size of Vliegerconcurrent.nl main page is 586.7 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. 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 419.3 kB which makes up the majority of the site volume.

HTML Optimization

-76%

Potential reduce by 47.3 kB

  • Original 62.1 kB
  • After minification 61.8 kB
  • After compression 14.8 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 47.3 kB or 76% of the original size.

Image Optimization

-36%

Potential reduce by 152.9 kB

  • Original 419.3 kB
  • After minification 266.4 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. Obviously, Vliegerconcurrent needs image optimization as it can save up to 152.9 kB or 36% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-6%

Potential reduce by 6.2 kB

  • Original 105.2 kB
  • After minification 105.0 kB
  • After compression 99.0 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. This website has mostly compressed JavaScripts.

Requests Breakdown

Number of requests can be reduced by 31 (69%)

Requests Now

45

After Optimization

14

  • Images
  • JavaScript
  • CSS

The browser has sent 45 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Vliegerconcurrent. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 32 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

vliegerconcurrent.nl

vliegerconcurrent.nl

437 ms

www.vliegerconcurrent.nl

www.vliegerconcurrent.nl

710 ms

8IVI5EXeqUDPZnQlAjiIyg0XRMqogVV.css

8IVI5EXeqUDPZnQlAjiIyg0XRMqogVV.css

137 ms

modernizr.js

modernizr.js

130 ms

jquery.min.js

jquery.min.js

136 ms

jquery.cookie.js

jquery.cookie.js

205 ms

shop.js

shop.js

205 ms

category.js

category.js

200 ms

jquery.fancybox.pack.js

jquery.fancybox.pack.js

189 ms

jquery.fancybox-thumbs.js

jquery.fancybox-thumbs.js

187 ms

image.js

image.js

188 ms

2.js

2.js

187 ms

delay.js

delay.js

190 ms

ajax.js

ajax.js

193 ms

slideshow.js

slideshow.js

190 ms

jquery.cycle2.min.js

jquery.cycle2.min.js

191 ms

jquery.cycle2.swipe.min.js

jquery.cycle2.swipe.min.js

192 ms

jquery.cycle2.carousel.min.js

jquery.cycle2.carousel.min.js

189 ms

foundation.min.js

foundation.min.js

192 ms

foundation.topbar.js

foundation.topbar.js

195 ms

foundation.offcanvas.js

foundation.offcanvas.js

195 ms

foundation.tooltip.js

foundation.tooltip.js

195 ms

2-defer.js

2-defer.js

214 ms

bootstrapper.f3cfc523.js

bootstrapper.f3cfc523.js

215 ms

vendor.b2c5a969.js

vendor.b2c5a969.js

236 ms

main.80afe83c.js

main.80afe83c.js

215 ms

render.ed609438.js

render.ed609438.js

216 ms

router.js

router.js

148 ms

routes.js

routes.js

156 ms

css

css

121 ms

rollbar.min.js

rollbar.min.js

190 ms

analytics.js

analytics.js

661 ms

gtm.js

gtm.js

665 ms

gtm.js

gtm.js

850 ms

nl_NL_image_background.png

nl_NL_image_background.png

918 ms

logo_large.png

logo_large.png

1251 ms

nl_NL_396411_full.jpg

nl_NL_396411_full.jpg

1294 ms

Bitcoin-Sticker-Klein.png

Bitcoin-Sticker-Klein.png

1318 ms

f035da27d7a6f843f2ecc8de2d17a9af524c3412.jpg

f035da27d7a6f843f2ecc8de2d17a9af524c3412.jpg

1308 ms

ad8d8356ec34c2a71aeda935fe6360159d84fa44.jpg

ad8d8356ec34c2a71aeda935fe6360159d84fa44.jpg

1339 ms

1cd8155d9da321ceb6dad13178d6fc4ea8c122cb.jpg

1cd8155d9da321ceb6dad13178d6fc4ea8c122cb.jpg

1341 ms

985457e43c80a659aaa9103f93a6c0cc054d2433.jpg

985457e43c80a659aaa9103f93a6c0cc054d2433.jpg

1634 ms

f6de7858e7ffc65b5cacbe54a41d9c1711f64271.jpg

f6de7858e7ffc65b5cacbe54a41d9c1711f64271.jpg

1667 ms

175280.jpg

175280.jpg

1672 ms

168289.png

168289.png

1641 ms

CSR64z1Qlv-GDxkbKVQ_fOAKSA.ttf

CSR64z1Qlv-GDxkbKVQ_fOAKSA.ttf

608 ms

CSR54z1Qlv-GDxkbKVQ_dFsvWNRevA.ttf

CSR54z1Qlv-GDxkbKVQ_dFsvWNRevA.ttf

792 ms

sdk.js

sdk.js

643 ms

sdk.js

sdk.js

84 ms

Accessibility Review

vliegerconcurrent.nl accessibility score

69

Accessibility Issues

ARIA

These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.

Impact

Issue

High

[role]s do not have all required [aria-*] attributes

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

Buttons do not have an accessible name

High

Form elements do not have associated labels

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

[id] attributes on active, focusable elements are not unique

Best Practices

vliegerconcurrent.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

Missing source maps for large first-party JavaScript

SEO Factors

vliegerconcurrent.nl SEO score

91

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 Vliegerconcurrent.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 Vliegerconcurrent.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

vliegerconcurrent.nl

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