Tools & Wizards About Us

Report Summary

  • 43

    Performance

    Renders faster than
    62% of other websites

  • 90

    Accessibility

    Visual factors better than
    that of 74% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 90

    SEO

    Google-friendlier than
    68% of websites

deonlinebelegger.nl

Page Load Speed

2 sec in total

First Response

568 ms

Resources Loaded

1.3 sec

Page Rendered

144 ms

About Website

Click here to check amazing Deonlinebelegger content. Otherwise, check out these important facts you probably never knew about deonlinebelegger.nl

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Key Findings

We analyzed Deonlinebelegger.nl page load time and found that the first response time was 568 ms and then it took 1.4 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 30% of websites can load faster.

Performance Metrics

deonlinebelegger.nl performance score

43

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.4 s

17/100

10%

LCP (Largest Contentful Paint)

Value5.6 s

17/100

25%

SI (Speed Index)

Value6.4 s

40/100

10%

TBT (Total Blocking Time)

Value460 ms

62/100

30%

CLS (Cumulative Layout Shift)

Value0.165

71/100

15%

TTI (Time to Interactive)

Value8.3 s

39/100

10%

Network Requests Diagram

deonlinebelegger.nl

568 ms

js.php

187 ms

js.php

201 ms

js.php

286 ms

css.php

202 ms

Our browser made a total of 28 requests to load all elements on the main page. We found that 89% of them (25 requests) were addressed to the original Deonlinebelegger.nl, 7% (2 requests) were made to Google-analytics.com and 4% (1 request) were made to Cdn.plus500.com. The less responsive or slowest element that took the longest time to load (568 ms) belongs to the original domain Deonlinebelegger.nl.

Page Optimization Overview & Recommendations

Page size can be reduced by 145.5 kB (51%)

Content Size

286.1 kB

After Optimization

140.6 kB

  • HTML
  • Images
  • JavaScript

In fact, the total size of Deonlinebelegger.nl main page is 286.1 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. 25% of websites need less resources to load. Javascripts take 202.5 kB which makes up the majority of the site volume.

HTML Optimization

-75%

Potential reduce by 13.4 kB

  • Original 17.9 kB
  • After minification 16.3 kB
  • After compression 4.5 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 13.4 kB or 75% of the original size.

Image Optimization

-9%

Potential reduce by 5.7 kB

  • Original 65.7 kB
  • After minification 60.0 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. Deonlinebelegger images are well optimized though.

JavaScript Optimization

-62%

Potential reduce by 126.4 kB

  • Original 202.5 kB
  • After minification 202.5 kB
  • After compression 76.0 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. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 126.4 kB or 62% of the original size.

Requests Breakdown

Number of requests can be reduced by 13 (48%)

Requests Now

27

After Optimization

14

  • Images
  • JavaScript
  • CSS

The browser has sent 27 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Deonlinebelegger. 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.

Network Requests Diagram

Accessibility Review

deonlinebelegger.nl accessibility score

90

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.

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

deonlinebelegger.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

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Page has valid source maps

SEO Factors

deonlinebelegger.nl SEO score

90

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

    N/A

  • Language Claimed

    NL

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Deonlinebelegger.nl can be misinterpreted by Google and other search engines. Unfortunately we cannot identify language used on the page (probably there is a mix of languages, too little text or something else), while the claimed language is Dutch. Our system also found out that Deonlinebelegger.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 description is not detected on the main page of Deonlinebelegger. 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: