Tools & Wizards About Us
deburen.nl screenshot

Report Summary

  • 14

    Performance

    Renders faster than
    26% of other websites

  • 86

    Accessibility

    Visual factors better than
    that of 61% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 100

    SEO

    Google-friendlier than
    94% of websites

deburen.nl

De Buren: Onbemande pakketpunten voor iedereen!

Page Load Speed

3.4 sec in total

First Response

572 ms

Resources Loaded

2.5 sec

Page Rendered

258 ms

deburen.nl screenshot

About Website

Click here to check amazing De Buren content for Netherlands. Otherwise, check out these important facts you probably never knew about deburen.nl

Bij de onbemande pakketpunten van De Buren kunnen pakketten 24/7 worden afgehaald, verzonden en geretourneerd.

Visit deburen.nl

Key Findings

We analyzed Deburen.nl page load time and found that the first response time was 572 ms and then it took 2.8 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

deburen.nl performance score

14

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value5.5 s

6/100

10%

LCP (Largest Contentful Paint)

Value16.5 s

0/100

25%

SI (Speed Index)

Value13.0 s

2/100

10%

TBT (Total Blocking Time)

Value2,350 ms

5/100

30%

CLS (Cumulative Layout Shift)

Value0.147

77/100

15%

TTI (Time to Interactive)

Value16.7 s

5/100

10%

Network Requests Diagram

deburen.nl

572 ms

bootstrap.min.css

187 ms

settings.css

181 ms

prettyPhoto.css

185 ms

flexslider.css

195 ms

Our browser made a total of 56 requests to load all elements on the main page. We found that 88% of them (49 requests) were addressed to the original Deburen.nl, 7% (4 requests) were made to Mijnburen.deburen.nl and 4% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (1.4 sec) relates to the external source Mijnburen.deburen.nl.

Page Optimization Overview & Recommendations

Page size can be reduced by 974.0 kB (39%)

Content Size

2.5 MB

After Optimization

1.5 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Deburen.nl main page is 2.5 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 1.8 MB which makes up the majority of the site volume.

HTML Optimization

-86%

Potential reduce by 39.7 kB

  • Original 46.0 kB
  • After minification 35.7 kB
  • After compression 6.3 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 10.3 kB, which is 22% 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 39.7 kB or 86% of the original size.

Image Optimization

-25%

Potential reduce by 450.4 kB

  • Original 1.8 MB
  • After minification 1.3 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, De Buren needs image optimization as it can save up to 450.4 kB or 25% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-66%

Potential reduce by 279.4 kB

  • Original 425.3 kB
  • After minification 421.8 kB
  • After compression 145.9 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 279.4 kB or 66% of the original size.

CSS Optimization

-84%

Potential reduce by 204.5 kB

  • Original 242.0 kB
  • After minification 217.5 kB
  • After compression 37.5 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. Deburen.nl needs all CSS files to be minified and compressed as it can save up to 204.5 kB or 84% of the original size.

Requests Breakdown

Number of requests can be reduced by 23 (42%)

Requests Now

55

After Optimization

32

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 55 CSS, Javascripts, AJAX and image requests in order to completely render the main page of De Buren. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 15 to 1 for JavaScripts and from 10 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

deburen.nl

deburen.nl

572 ms

bootstrap.min.css

bootstrap.min.css

187 ms

settings.css

settings.css

181 ms

prettyPhoto.css

prettyPhoto.css

185 ms

flexslider.css

flexslider.css

195 ms

slider.css

slider.css

195 ms

owl.carousel.css

owl.carousel.css

196 ms

font-awesome.min.css

font-awesome.min.css

268 ms

style.css

style.css

288 ms

red.css

red.css

272 ms

jquery.js

jquery.js

473 ms

bootstrap.min.js

bootstrap.min.js

285 ms

jquery.themepunch.plugins.min.js

jquery.themepunch.plugins.min.js

395 ms

jquery.themepunch.revolution.min.js

jquery.themepunch.revolution.min.js

454 ms

jquery.isotope.js

jquery.isotope.js

362 ms

jquery.prettyPhoto.js

jquery.prettyPhoto.js

373 ms

filter.js

filter.js

374 ms

jquery.flexslider-min.js

jquery.flexslider-min.js

451 ms

jquery.cslider.js

jquery.cslider.js

464 ms

modernizr.custom.28468.js

modernizr.custom.28468.js

463 ms

owl.carousel.min.js

owl.carousel.min.js

516 ms

respond.min.js

respond.min.js

539 ms

html5shiv.js

html5shiv.js

541 ms

custom.js

custom.js

549 ms

css

css

61 ms

1.jpg

1.jpg

1290 ms

cream.png

cream.png

101 ms

LG_DeBuren_RGB.png

LG_DeBuren_RGB.png

101 ms

sep.png

sep.png

103 ms

slide5.jpg

slide5.jpg

185 ms

slider_deburen_mir.jpg

slider_deburen_mir.jpg

179 ms

vacature.png

vacature.png

183 ms

apotheek.jpeg

apotheek.jpeg

350 ms

slider_deburen_drawing.jpg

slider_deburen_drawing.jpg

354 ms

s27.png

s27.png

541 ms

s26.png

s26.png

454 ms

timer.png

timer.png

324 ms

mobile.png

mobile.png

325 ms

247.png

247.png

935 ms

8.png

8.png

363 ms

9.png

9.png

452 ms

10.png

10.png

452 ms

11.png

11.png

452 ms

1.png

1.png

546 ms

5.png

5.png

547 ms

bruna.jpg

bruna.jpg

550 ms

footer.png

footer.png

549 ms

1.png

1.png

1402 ms

1.jpg

1.jpg

1200 ms

1.jpg

1.jpg

1288 ms

analytics.js

analytics.js

71 ms

loader.gif

loader.gif

532 ms

large_left.png

large_left.png

536 ms

large_right.png

large_right.png

537 ms

fontawesome-webfont.woff

fontawesome-webfont.woff

541 ms

collect

collect

13 ms

Accessibility Review

deburen.nl accessibility score

86

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

Buttons do not have an accessible name

High

<frame> or <iframe> elements do not have a title

High

Links do not have a discernible name

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

Best Practices

deburen.nl best practices score

75

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

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

High

Issues were logged in the Issues panel in Chrome Devtools

SEO Factors

deburen.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

    EN

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Deburen.nl can be misinterpreted by Google and other search engines. Our service has detected that Dutch is used on the page, and it does not match the claimed English language. Our system also found out that Deburen.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

deburen.nl

Open Graph description is not detected on the main page of De Buren. 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: