Access robhouweling.nl. Welkom bij Rob Houweling, voor traditionele openhaardenbouw

name

value

score

weighting

FCP (First Contentful Paint)

Value4.6 s

14/100

10%

LCP (Largest Contentful Paint)

Value22.3 s

0/100

25%

SI (Speed Index)

Value19.3 s

0/100

10%

TBT (Total Blocking Time)

Value4,940 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.735

6/100

15%

TTI (Time to Interactive)

Value28.2 s

0/100

10%

robhouweling.nl

642 ms

www.robhouweling.nl

2606 ms

styles.css

279 ms

woocommerce-layout.css

285 ms

woocommerce.css

287 ms

Our browser made a total of 121 requests to load all elements on the main page. We found that 45% of them (55 requests) were addressed to the original Robhouweling.nl, 31% (38 requests) were made to Fonts.gstatic.com and 10% (12 requests) were made to Youtube.com. The less responsive or slowest element that took the longest time to load (2.6 sec) belongs to the original domain Robhouweling.nl.

Content Size

2.2 MB

After Optimization

1.7 MB

In fact, the total size of Robhouweling.nl main page is 2.2 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. Only a small number of websites need less resources to load. Images take 1.0 MB which makes up the majority of the site volume.

HTML Optimization

-85%

Potential reduce by 258.8 kB

Original 303.8 kB
After minification 300.9 kB
After compression 45.0 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 258.8 kB or 85% of the original size.

Image Optimization

-6%

Potential reduce by 67.1 kB

Original 1.0 MB
After minification 977.9 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. Rob Houweling images are well optimized though.

JavaScript Optimization

-17%

Potential reduce by 124.9 kB

Original 723.3 kB
After minification 722.9 kB
After compression 598.4 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 124.9 kB or 17% of the original size.

CSS Optimization

-0%

Potential reduce by 286 B

Original 92.2 kB
After minification 92.2 kB
After compression 91.9 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. Robhouweling.nl has all CSS files already compressed.

Requests Now

After Optimization

The browser has sent 73 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Rob Houweling. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 36 to 1 for JavaScripts and from 10 to 1 for CSS and as a result speed up the page load time.

Accessibility Issues

These are opportunities to improve the legibility of your content.

High

Background and foreground colors do not have a sufficient contrast ratio.

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.

High

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

High

Image elements do not have [alt] attributes

High

Links do not have a discernible name

These are opportunities to improve keyboard navigation in your application.

High

Heading elements are not in a sequentially-descending order

These items highlight common accessibility best practices.

High

[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.

Areas of Improvement

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Page has valid source maps

Search Engine Optimization Advices

Format your HTML in a way that enables crawlers to better understand your app’s content.

High

Image elements do not have [alt] attributes

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/).

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 Robhouweling.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 Robhouweling.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

robhouweling.nl

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

Report Summary

Performance

Accessibility

Best Practices

SEO

Welkom bij Rob Houweling, voor traditionele openhaardenbouw

Page Load Speed

First Response

Resources Loaded

Page Rendered

About Website

Key Findings

Performance Metrics

Measured Metrics

FCP (First Contentful Paint)

LCP (Largest Contentful Paint)

SI (Speed Index)

TBT (Total Blocking Time)

CLS (Cumulative Layout Shift)

TTI (Time to Interactive)

Network Requests Diagram

robhouweling.nl

www.robhouweling.nl

styles.css

woocommerce-layout.css

woocommerce.css

Page Optimization Overview & Recommendations

Content Size

After Optimization

HTML Optimization

Image Optimization

JavaScript Optimization

CSS Optimization

Requests Breakdown

Requests Now

After Optimization

Network Requests Diagram

robhouweling.nl

www.robhouweling.nl

styles.css

woocommerce-layout.css

woocommerce.css

wpcf7-redirect-frontend.min.css

jquery.min.js

jquery-migrate.min.js

jquery.blockUI.min.js

add-to-cart.min.js

js.cookie.min.js

woocommerce.min.js

js

js

mediaelementplayer-legacy.min.css

wp-mediaelement.min.css

wp-polyfill-inert.min.js

regenerator-runtime.min.js

wp-polyfill.min.js

hooks.min.js

i18n.min.js

index.js

index.js

sourcebuster.min.js

order-attribution.min.js

wpcf7r-fe.js

scripts.min.js

jquery.fitvids.js

jquery.mobile.js

salvattore.js

common.js

api.js

index.js

mediaelement-and-player.min.js

mediaelement-migrate.min.js

wp-mediaelement.min.js

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