Report Summary

  • 52

    Performance

    Renders faster than
    70% of other websites

  • 64

    Accessibility

    Visual factors better than
    that of 30% of websites

  • 58

    Best Practices

    More advanced features
    available than in
    19% of websites

  • 69

    SEO

    Google-friendlier than
    28% of websites

led-verlichting.org

LED Verlichting en energie zuinige verlichting van LEDw@re. Uw LED verlichting specialist

Page Load Speed

44.7 sec in total

First Response

19 sec

Resources Loaded

24.9 sec

Page Rendered

850 ms

led-verlichting.org screenshot

About Website

Welcome to led-verlichting.org homepage info - get ready to check LED Verlichting best content for Netherlands right away, or after learning these important things about led-verlichting.org

LED Verlichting, energie zuinige verlichting bij LEDw@re de online LED verlichting specalist in LED en energiezuinige verlichting.

Visit led-verlichting.org

Key Findings

We analyzed Led-verlichting.org page load time and found that the first response time was 19 sec and then it took 25.7 sec to load all DOM resources and completely render a web page. This is a poor result, as 95% of websites can load faster.

Performance Metrics

led-verlichting.org performance score

52

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.4 s

16/100

10%

LCP (Largest Contentful Paint)

Value5.6 s

17/100

25%

SI (Speed Index)

Value23.6 s

0/100

10%

TBT (Total Blocking Time)

Value290 ms

79/100

30%

CLS (Cumulative Layout Shift)

Value0.008

100/100

15%

TTI (Time to Interactive)

Value4.9 s

78/100

10%

Network Requests Diagram

led-verlichting.org

19013 ms

stylesheet.css

458 ms

jquery.js

750 ms

jquery.fancybox.js

921 ms

jquery.easing.js

460 ms

Our browser made a total of 84 requests to load all elements on the main page. We found that 96% of them (81 requests) were addressed to the original Led-verlichting.org, 2% (2 requests) were made to Google-analytics.com and 1% (1 request) were made to Stats.g.doubleclick.net. The less responsive or slowest element that took the longest time to load (19 sec) belongs to the original domain Led-verlichting.org.

Page Optimization Overview & Recommendations

Page size can be reduced by 404.5 kB (22%)

Content Size

1.9 MB

After Optimization

1.5 MB

In fact, the total size of Led-verlichting.org main page is 1.9 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. 30% of websites need less resources to load. Images take 1.7 MB which makes up the majority of the site volume.

HTML Optimization

-89%

Potential reduce by 78.0 kB

  • Original 87.5 kB
  • After minification 84.5 kB
  • After compression 9.4 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 78.0 kB or 89% of the original size.

Image Optimization

-15%

Potential reduce by 255.6 kB

  • Original 1.7 MB
  • After minification 1.4 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, LED Verlichting needs image optimization as it can save up to 255.6 kB or 15% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-59%

Potential reduce by 61.1 kB

  • Original 103.0 kB
  • After minification 93.6 kB
  • After compression 41.9 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 61.1 kB or 59% of the original size.

CSS Optimization

-81%

Potential reduce by 9.8 kB

  • Original 12.0 kB
  • After minification 9.7 kB
  • After compression 2.2 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. Led-verlichting.org needs all CSS files to be minified and compressed as it can save up to 9.8 kB or 81% of the original size.

Requests Breakdown

Number of requests can be reduced by 12 (15%)

Requests Now

82

After Optimization

70

The browser has sent 82 CSS, Javascripts, AJAX and image requests in order to completely render the main page of LED Verlichting. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 5 to 1 for JavaScripts and as a result speed up the page load time.

Accessibility Review

led-verlichting.org accessibility score

64

Accessibility Issues

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

Image elements do not have [alt] attributes

High

Form elements do not have associated labels

High

Links do not have a discernible name

Best Practices

led-verlichting.org best practices score

58

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

Displays images with incorrect aspect ratio

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

led-verlichting.org SEO score

69

Search Engine Optimization Advices

Content Best Practices

Format your HTML in a way that enables crawlers to better understand your app’s content.

Impact

Issue

High

Image elements do not have [alt] attributes

Language and Encoding

  • Language Detected

    NL

  • Language Claimed

    NL

  • Encoding

    ISO-8859-1

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Led-verlichting.org 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 Led-verlichting.org main page’s claimed encoding is iso-8859-1. Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.

Social Sharing Optimization

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