Tools & Wizards About Us
zonvoornop.nl screenshot

Report Summary

  • 52

    Performance

    Renders faster than
    69% of other websites

  • 86

    Accessibility

    Visual factors better than
    that of 61% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    80% of websites

  • 90

    SEO

    Google-friendlier than
    68% of websites

zonvoornop.nl

Home - Zonvoornop - Jouw partner voor duurzame energie

Page Load Speed

2.7 sec in total

First Response

298 ms

Resources Loaded

1.7 sec

Page Rendered

683 ms

zonvoornop.nl screenshot

About Website

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

Met de huidige energieprijzen is het een verstandige keuze om te investeren in zonnepanelen. Wij begeleiden je graag door dit proces om een goede lange

Visit zonvoornop.nl

Key Findings

We analyzed Zonvoornop.nl page load time and found that the first response time was 298 ms and then it took 2.4 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

zonvoornop.nl performance score

52

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.1 s

22/100

10%

LCP (Largest Contentful Paint)

Value8.4 s

2/100

25%

SI (Speed Index)

Value5.4 s

56/100

10%

TBT (Total Blocking Time)

Value280 ms

81/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value7.5 s

47/100

10%

Network Requests Diagram

zonvoornop.nl

298 ms

zonvoornop.nl

458 ms

60c30ad2a52f8ca3a0dd92f1ccb86e5b.css

261 ms

post-5.css

289 ms

global.css

289 ms

Our browser made a total of 53 requests to load all elements on the main page. We found that 70% of them (37 requests) were addressed to the original Zonvoornop.nl, 28% (15 requests) were made to Fonts.gstatic.com and 2% (1 request) were made to Fonts.googleapis.com. The less responsive or slowest element that took the longest time to load (735 ms) belongs to the original domain Zonvoornop.nl.

Page Optimization Overview & Recommendations

Page size can be reduced by 165.5 kB (34%)

Content Size

481.5 kB

After Optimization

316.0 kB

  • HTML
  • JavaScript
  • CSS

In fact, the total size of Zonvoornop.nl main page is 481.5 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. 45% of websites need less resources to load. HTML takes 187.0 kB which makes up the majority of the site volume.

HTML Optimization

-84%

Potential reduce by 156.9 kB

  • Original 187.0 kB
  • After minification 180.5 kB
  • After compression 30.1 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 156.9 kB or 84% of the original size.

JavaScript Optimization

-1%

Potential reduce by 955 B

  • Original 163.7 kB
  • After minification 163.7 kB
  • After compression 162.7 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

-6%

Potential reduce by 7.6 kB

  • Original 130.8 kB
  • After minification 130.6 kB
  • After compression 123.2 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. Zonvoornop.nl has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 29 (91%)

Requests Now

32

After Optimization

3

  • Images
  • JavaScript
  • CSS

The browser has sent 32 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Zonvoornop. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 23 to 1 for JavaScripts and from 8 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

zonvoornop.nl

zonvoornop.nl

298 ms

zonvoornop.nl

zonvoornop.nl

458 ms

60c30ad2a52f8ca3a0dd92f1ccb86e5b.css

60c30ad2a52f8ca3a0dd92f1ccb86e5b.css

261 ms

post-5.css

post-5.css

289 ms

global.css

global.css

289 ms

post-9.css

post-9.css

291 ms

post-39.css

post-39.css

294 ms

post-53.css

post-53.css

295 ms

jquery.min.js

jquery.min.js

350 ms

jquery-migrate.min.js

jquery-migrate.min.js

362 ms

css

css

32 ms

to-top-public.js

to-top-public.js

415 ms

post-772.css

post-772.css

414 ms

lazysizes.min.js

lazysizes.min.js

421 ms

wpa.js

wpa.js

495 ms

hello-frontend.min.js

hello-frontend.min.js

495 ms

jquery.smartmenus.min.js

jquery.smartmenus.min.js

494 ms

imagesloaded.min.js

imagesloaded.min.js

495 ms

make-column-clickable.js

make-column-clickable.js

494 ms

webpack-pro.runtime.min.js

webpack-pro.runtime.min.js

495 ms

webpack.runtime.min.js

webpack.runtime.min.js

494 ms

frontend-modules.min.js

frontend-modules.min.js

516 ms

wp-polyfill-inert.min.js

wp-polyfill-inert.min.js

517 ms

regenerator-runtime.min.js

regenerator-runtime.min.js

529 ms

wp-polyfill.min.js

wp-polyfill.min.js

537 ms

hooks.min.js

hooks.min.js

570 ms

i18n.min.js

i18n.min.js

570 ms

frontend.min.js

frontend.min.js

612 ms

waypoints.min.js

waypoints.min.js

612 ms

core.min.js

core.min.js

616 ms

frontend.min.js

frontend.min.js

618 ms

elements-handlers.min.js

elements-handlers.min.js

620 ms

jet-elements.min.js

jet-elements.min.js

735 ms

Header-Home.webp

Header-Home.webp

554 ms

KFOmCnqEu92Fr1Mu4mxM.woff

KFOmCnqEu92Fr1Mu4mxM.woff

24 ms

KFOlCnqEu92Fr1MmEU9fBBc-.woff

KFOlCnqEu92Fr1MmEU9fBBc-.woff

37 ms

KFOlCnqEu92Fr1MmSU5fBBc-.woff

KFOlCnqEu92Fr1MmSU5fBBc-.woff

34 ms

KFOkCnqEu92Fr1MmgVxIIzQ.woff

KFOkCnqEu92Fr1MmgVxIIzQ.woff

34 ms

KFOlCnqEu92Fr1MmWUlfBBc-.woff

KFOlCnqEu92Fr1MmWUlfBBc-.woff

34 ms

KFOlCnqEu92Fr1MmYUtfBBc-.woff

KFOlCnqEu92Fr1MmYUtfBBc-.woff

37 ms

ObjectSans-Heavy.woff

ObjectSans-Heavy.woff

293 ms

ObjectSans-Regular.woff

ObjectSans-Regular.woff

302 ms

pxiEyp8kv8JHgFVrJJfedA.woff

pxiEyp8kv8JHgFVrJJfedA.woff

37 ms

pxiByp8kv8JHgFVrLGT9Z1xlEw.woff

pxiByp8kv8JHgFVrLGT9Z1xlEw.woff

38 ms

pxiByp8kv8JHgFVrLDz8Z1xlEw.woff

pxiByp8kv8JHgFVrLDz8Z1xlEw.woff

38 ms

pxiByp8kv8JHgFVrLFj_Z1xlEw.woff

pxiByp8kv8JHgFVrLFj_Z1xlEw.woff

38 ms

pxiGyp8kv8JHgFVrLPTucHtG.woff

pxiGyp8kv8JHgFVrLPTucHtG.woff

40 ms

pxiByp8kv8JHgFVrLEj6Z1xlEw.woff

pxiByp8kv8JHgFVrLEj6Z1xlEw.woff

39 ms

pxiByp8kv8JHgFVrLCz7Z1xlEw.woff

pxiByp8kv8JHgFVrLCz7Z1xlEw.woff

38 ms

pxiByp8kv8JHgFVrLDD4Z1xlEw.woff

pxiByp8kv8JHgFVrLDD4Z1xlEw.woff

39 ms

pxiByp8kv8JHgFVrLBT5Z1xlEw.woff

pxiByp8kv8JHgFVrLBT5Z1xlEw.woff

40 ms

fa-solid-900.woff

fa-solid-900.woff

390 ms

eicons.woff

eicons.woff

398 ms

Accessibility Review

zonvoornop.nl accessibility score

86

Accessibility Issues

ARIA

These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.

Impact

Issue

High

[aria-*] attributes do not match their roles

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

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

zonvoornop.nl best practices score

92

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

Page has valid source maps

SEO Factors

zonvoornop.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

    NL

  • Language Claimed

    NL

  • Encoding

    UTF-8

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

zonvoornop.nl

Open Graph data is detected on the main page of Zonvoornop. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: