Access fredvanleeuwen.com. Fred van Leeuwen | Bouw & Timmerwerkzaamheden

name

value

score

weighting

FCP (First Contentful Paint)

Value2.6 s

65/100

10%

LCP (Largest Contentful Paint)

Value6.7 s

7/100

25%

SI (Speed Index)

Value6.3 s

42/100

10%

TBT (Total Blocking Time)

Value20 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.435

21/100

15%

TTI (Time to Interactive)

Value4.7 s

80/100

10%

fredvanleeuwen.com

381 ms

fredvanleeuwen.com

259 ms

logo.jpg

343 ms

frontfoto-01.jpg

344 ms

frontfoto-02.jpg

342 ms

Our browser made a total of 6 requests to load all elements on the main page. We found that all of those requests were addressed to Fredvanleeuwen.com and no external sources were called. The less responsive or slowest element that took the longest time to load (381 ms) belongs to the original domain Fredvanleeuwen.com.

Content Size

52.5 kB

After Optimization

49.9 kB

In fact, the total size of Fredvanleeuwen.com main page is 52.5 kB. This result falls within a vast category (top 1 000 000) of heavyweight, probably not optimized, and thus slow loading web pages. Only a small number of websites need less resources to load. Images take 48.7 kB which makes up the majority of the site volume.

HTML Optimization

-68%

Potential reduce by 2.6 kB

Original 3.8 kB
After minification 3.8 kB
After compression 1.2 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 2.6 kB or 68% of the original size.

Image Optimization

-0%

Potential reduce by 39 B

Original 48.7 kB
After minification 48.7 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. Fred Van Leeuwen images are well optimized though.

Requests Now

After Optimization

The browser has sent 5 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Fred Van Leeuwen. According to our analytics all requests are already optimized.

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 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

Search Engine Optimization Advices

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

High

robots.txt is not valid

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

Language and Encoding

Language Detected

NL
Language Claimed

N/A
Encoding

ISO-8859-1

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Fredvanleeuwen.com 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 Fredvanleeuwen.com main page’s claimed encoding is iso-8859-1. Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.

Social Sharing Optimization

Open Graph description is not detected on the main page of Fred Van Leeuwen. 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: