Tools & Wizards About Us
rolbakkie.nl screenshot

Report Summary

  • 22

    Performance

    Renders faster than
    41% of other websites

  • 90

    Accessibility

    Visual factors better than
    that of 76% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 100

    SEO

    Google-friendlier than
    95% of websites

rolbakkie.nl

Rolcontainer huren voor bedrijfsafval en papier afval - Rolbakkie.nl

Page Load Speed

3.2 sec in total

First Response

363 ms

Resources Loaded

2.6 sec

Page Rendered

255 ms

rolbakkie.nl screenshot

About Website

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

Goedkoop een rolcontainer huren voor bedrijfsafval, papier afval en archiefvernietiging. Profiteer van all-in tarieven, het maandcontract en kosteloze plaatsing.

Visit rolbakkie.nl

Key Findings

We analyzed Rolbakkie.nl page load time and found that the first response time was 363 ms and then it took 2.8 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 45% of websites can load faster.

Performance Metrics

rolbakkie.nl performance score

22

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.6 s

13/100

10%

LCP (Largest Contentful Paint)

Value4.6 s

34/100

25%

SI (Speed Index)

Value12.4 s

3/100

10%

TBT (Total Blocking Time)

Value21,650 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.139

79/100

15%

TTI (Time to Interactive)

Value36.2 s

0/100

10%

Network Requests Diagram

rolbakkie.nl

363 ms

www.rolbakkie.nl

612 ms

gtm.js

176 ms

css.v1653494145.css

139 ms

css

264 ms

Our browser made a total of 57 requests to load all elements on the main page. We found that 49% of them (28 requests) were addressed to the original Rolbakkie.nl, 7% (4 requests) were made to Googletagmanager.com and 5% (3 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (1.2 sec) relates to the external source Script.adcalls.nl.

Page Optimization Overview & Recommendations

Page size can be reduced by 49.7 kB (20%)

Content Size

248.6 kB

After Optimization

198.8 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Rolbakkie.nl main page is 248.6 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. 60% of websites need less resources to load. Javascripts take 100.3 kB which makes up the majority of the site volume.

HTML Optimization

-83%

Potential reduce by 46.9 kB

  • Original 56.8 kB
  • After minification 48.6 kB
  • After compression 9.9 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 8.2 kB, which is 15% 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 46.9 kB or 83% of the original size.

Image Optimization

-0%

Potential reduce by 19 B

  • Original 71.0 kB
  • After minification 71.0 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. Rolbakkie images are well optimized though.

JavaScript Optimization

-3%

Potential reduce by 2.7 kB

  • Original 100.3 kB
  • After minification 100.3 kB
  • After compression 97.6 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.

CSS Optimization

-1%

Potential reduce by 105 B

  • Original 20.5 kB
  • After minification 20.5 kB
  • After compression 20.4 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. Rolbakkie.nl has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 25 (48%)

Requests Now

52

After Optimization

27

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 52 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Rolbakkie. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 19 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

rolbakkie.nl

rolbakkie.nl

363 ms

www.rolbakkie.nl

www.rolbakkie.nl

612 ms

gtm.js

gtm.js

176 ms

css.v1653494145.css

css.v1653494145.css

139 ms

css

css

264 ms

js

js

268 ms

19e9eba0-90de-423d-b0e8-d0aa14c6d0d7.js

19e9eba0-90de-423d-b0e8-d0aa14c6d0d7.js

1183 ms

jquery-3.4.1.min.js

jquery-3.4.1.min.js

275 ms

es6-shim.min.js

es6-shim.min.js

651 ms

jquery-ui.min.js

jquery-ui.min.js

371 ms

jslibs.v1653491256.js

jslibs.v1653491256.js

273 ms

conversion_async.js

conversion_async.js

573 ms

js

js

392 ms

js

js

386 ms

bat.js

bat.js

538 ms

hotjar-813788.js

hotjar-813788.js

630 ms

transparentbg.png

transparentbg.png

400 ms

ajax-loader.gif

ajax-loader.gif

369 ms

sluitburger.svg

sluitburger.svg

507 ms

phone.svg

phone.svg

508 ms

account.svg

account.svg

502 ms

pijl.svg

pijl.svg

485 ms

logo-rolbakkie.svg

logo-rolbakkie.svg

487 ms

burger.svg

burger.svg

483 ms

login.svg

login.svg

661 ms

winkelwagen.svg

winkelwagen.svg

658 ms

container.svg

container.svg

658 ms

rolcontainer-660liter.jpg

rolcontainer-660liter.jpg

660 ms

vuilniswagen.svg

vuilniswagen.svg

661 ms

rolbakkie-wagen.png

rolbakkie-wagen.png

706 ms

rolcontainer-240liter.jpg

rolcontainer-240liter.jpg

719 ms

rolcontainer-360liter.jpg

rolcontainer-360liter.jpg

721 ms

rolcontainer-660liter.jpg

rolcontainer-660liter.jpg

720 ms

rolcontainer-staal-1000liter.jpg

rolcontainer-staal-1000liter.jpg

715 ms

rolcontainer-1100liter.jpg

rolcontainer-1100liter.jpg

714 ms

radio-538.png

radio-538.png

794 ms

radio-sky.png

radio-sky.png

797 ms

radio-npo-2.png

radio-npo-2.png

801 ms

logo-bouwbakkie.png

logo-bouwbakkie.png

802 ms

twitter.svg

twitter.svg

805 ms

jizaRExUiTo99u79D0KEww.woff

jizaRExUiTo99u79D0KEww.woff

188 ms

jizfRExUiTo99u79B_mh0O6tKw.woff

jizfRExUiTo99u79B_mh0O6tKw.woff

227 ms

jizYRExUiTo99u79D0e0x8mO.woff

jizYRExUiTo99u79D0e0x8mO.woff

252 ms

analytics.js

analytics.js

65 ms

56013022.js

56013022.js

88 ms

84 ms

js

js

42 ms

56013022

56013022

135 ms

modules.8203b45d0468dcab4b64.js

modules.8203b45d0468dcab4b64.js

75 ms

247 ms

box-69edcc3187336f9b0a3fbb4c73be9fe6.html

box-69edcc3187336f9b0a3fbb4c73be9fe6.html

85 ms

collect

collect

71 ms

collect

collect

206 ms

clarity.js

clarity.js

163 ms

visit-data

visit-data

535 ms

ga-audiences

ga-audiences

16 ms

c.gif

c.gif

42 ms

Accessibility Review

rolbakkie.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

rolbakkie.nl best practices score

67

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

General

Impact

Issue

Low

Detected JavaScript libraries

High

Missing source maps for large first-party JavaScript

SEO Factors

rolbakkie.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

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Rolbakkie.nl can be misinterpreted by Google and other search engines. Our service has detected that Dutch is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that Rolbakkie.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

rolbakkie.nl

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