Tools & Wizards About Us
lubberhuizen.nl screenshot

Report Summary

  • 98

    Performance

    Renders faster than
    95% of other websites

  • 100

    Accessibility

    Visual factors better than
    that of 97% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    56% of websites

  • 85

    SEO

    Google-friendlier than
    56% of websites

lubberhuizen.nl

geregistreerd via Argeweb

Page Load Speed

3 sec in total

First Response

353 ms

Resources Loaded

2.4 sec

Page Rendered

310 ms

lubberhuizen.nl screenshot

About Website

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

Domeinnaam is geregistreerd via Argeweb

Visit lubberhuizen.nl

Key Findings

We analyzed Lubberhuizen.nl page load time and found that the first response time was 353 ms and then it took 2.7 sec to load all DOM resources and completely render a web page. This is a poor result, as 50% of websites can load faster.

Performance Metrics

lubberhuizen.nl performance score

98

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value1.9 s

86/100

10%

LCP (Largest Contentful Paint)

Value1.9 s

97/100

25%

SI (Speed Index)

Value1.9 s

100/100

10%

TBT (Total Blocking Time)

Value0 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.003

100/100

15%

TTI (Time to Interactive)

Value1.9 s

99/100

10%

Network Requests Diagram

lubberhuizen.nl

353 ms

www.lubberhuizen.nl

447 ms

style.css

101 ms

scripts.js

186 ms

jquery.min.js

32 ms

Our browser made a total of 76 requests to load all elements on the main page. We found that 95% of them (72 requests) were addressed to the original Lubberhuizen.nl, 3% (2 requests) were made to Google-analytics.com and 1% (1 request) were made to Ajax.googleapis.com. The less responsive or slowest element that took the longest time to load (832 ms) relates to the external source Wgplein.nl.

Page Optimization Overview & Recommendations

Page size can be reduced by 38.3 kB (20%)

Content Size

195.6 kB

After Optimization

157.3 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Lubberhuizen.nl main page is 195.6 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. 25% of websites need less resources to load. Images take 115.4 kB which makes up the majority of the site volume.

HTML Optimization

-81%

Potential reduce by 16.9 kB

  • Original 20.9 kB
  • After minification 20.1 kB
  • After compression 4.0 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 16.9 kB or 81% of the original size.

Image Optimization

-13%

Potential reduce by 15.1 kB

  • Original 115.4 kB
  • After minification 100.2 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, Lubberhuizen needs image optimization as it can save up to 15.1 kB or 13% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-4%

Potential reduce by 2.4 kB

  • Original 54.3 kB
  • After minification 53.7 kB
  • After compression 51.8 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

-76%

Potential reduce by 3.8 kB

  • Original 5.1 kB
  • After minification 3.7 kB
  • After compression 1.2 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. Lubberhuizen.nl needs all CSS files to be minified and compressed as it can save up to 3.8 kB or 76% of the original size.

Requests Breakdown

Number of requests can be reduced by 45 (63%)

Requests Now

71

After Optimization

26

  • Images
  • JavaScript
  • CSS

The browser has sent 71 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Lubberhuizen. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests and as a result speed up the page load time.

Network Requests Diagram

lubberhuizen.nl

lubberhuizen.nl

353 ms

www.lubberhuizen.nl

www.lubberhuizen.nl

447 ms

style.css

style.css

101 ms

scripts.js

scripts.js

186 ms

jquery.min.js

jquery.min.js

32 ms

visitlog.php

visitlog.php

832 ms

ga.js

ga.js

15 ms

bg-left-empty.gif

bg-left-empty.gif

180 ms

header.png

header.png

180 ms

logo.png

logo.png

188 ms

topnav.png

topnav.png

181 ms

kn-home.png

kn-home.png

187 ms

kn-uitgeverij.png

kn-uitgeverij.png

181 ms

kn-webwinkel.png

kn-webwinkel.png

277 ms

kn-nieuwsbrief.png

kn-nieuwsbrief.png

267 ms

topnav-right.png

topnav-right.png

271 ms

kn-nieuw.png

kn-nieuw.png

285 ms

spacer.gif

spacer.gif

269 ms

kn-aanbieding.png

kn-aanbieding.png

285 ms

kn-teverschijnen.png

kn-teverschijnen.png

350 ms

kn-overzicht.png

kn-overzicht.png

352 ms

scheidingslijn.png

scheidingslijn.png

353 ms

kn-rubriek1.png

kn-rubriek1.png

364 ms

kn-rubriek46.png

kn-rubriek46.png

378 ms

kn-rubriek6.png

kn-rubriek6.png

367 ms

kn-rubriek55.png

kn-rubriek55.png

441 ms

kn-rubriek50.png

kn-rubriek50.png

441 ms

kn-rubriek8.png

kn-rubriek8.png

442 ms

kn-rubriek10.png

kn-rubriek10.png

450 ms

kn-rubriek11.png

kn-rubriek11.png

450 ms

kn-rubriek5.png

kn-rubriek5.png

474 ms

kn-rubriek54.png

kn-rubriek54.png

524 ms

kn-rubriek15.png

kn-rubriek15.png

523 ms

kn-rubriek52.png

kn-rubriek52.png

525 ms

kn-rubriek2.png

kn-rubriek2.png

533 ms

kn-zoek.png

kn-zoek.png

533 ms

ico-facebook.png

ico-facebook.png

576 ms

ico-twitter.png

ico-twitter.png

606 ms

bg-content.gif

bg-content.gif

606 ms

titel-home.gif

titel-home.gif

607 ms

file.php

file.php

785 ms

titel-home2.gif

titel-home2.gif

621 ms

publicatie_image.php

publicatie_image.php

662 ms

__utm.gif

__utm.gif

32 ms

publicatie_image.php

publicatie_image.php

534 ms

publicatie_image.php

publicatie_image.php

536 ms

publicatie_image.php

publicatie_image.php

529 ms

pijl.png

pijl.png

536 ms

titel-home3.gif

titel-home3.gif

570 ms

publicatie_image.php

publicatie_image.php

624 ms

publicatie_image.php

publicatie_image.php

542 ms

publicatie_image.php

publicatie_image.php

538 ms

publicatie_image.php

publicatie_image.php

532 ms

titel-nieuws.gif

titel-nieuws.gif

564 ms

file.php

file.php

680 ms

file.php

file.php

689 ms

kn-home_over.png

kn-home_over.png

90 ms

kn-uitgeverij_over.png

kn-uitgeverij_over.png

87 ms

kn-webwinkel_over.png

kn-webwinkel_over.png

93 ms

kn-nieuwsbrief_over.png

kn-nieuwsbrief_over.png

88 ms

kn-nieuw_over.png

kn-nieuw_over.png

90 ms

kn-aanbieding_over.png

kn-aanbieding_over.png

86 ms

kn-overzicht_over.png

kn-overzicht_over.png

170 ms

kn-rubriek1_over.png

kn-rubriek1_over.png

171 ms

kn-rubriek46_over.png

kn-rubriek46_over.png

182 ms

kn-rubriek6_over.png

kn-rubriek6_over.png

172 ms

kn-rubriek55_over.png

kn-rubriek55_over.png

172 ms

kn-rubriek50_over.png

kn-rubriek50_over.png

173 ms

kn-rubriek8_over.png

kn-rubriek8_over.png

286 ms

kn-rubriek10_over.png

kn-rubriek10_over.png

289 ms

kn-rubriek11_over.png

kn-rubriek11_over.png

256 ms

kn-rubriek5_over.png

kn-rubriek5_over.png

263 ms

kn-rubriek54_over.png

kn-rubriek54_over.png

284 ms

kn-rubriek15_over.png

kn-rubriek15_over.png

265 ms

kn-rubriek52_over.png

kn-rubriek52_over.png

338 ms

kn-rubriek2_over.png

kn-rubriek2_over.png

346 ms

Accessibility Review

lubberhuizen.nl accessibility score

100

Accessibility Issues

Best Practices

lubberhuizen.nl best practices score

83

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

User Experience

Impact

Issue

High

Serves images with low resolution

SEO Factors

lubberhuizen.nl SEO score

85

Search Engine Optimization Advices

Crawling and Indexing

To appear in search results, crawlers need access to your app.

Impact

Issue

High

Page is blocked from indexing

High

robots.txt is not valid

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

    NL

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Lubberhuizen.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 Lubberhuizen.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

lubberhuizen.nl

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