Access stoneart.nl. Stoneart - Online platform bouwers

name

value

score

weighting

FCP (First Contentful Paint)

Value5.7 s

5/100

10%

LCP (Largest Contentful Paint)

Value5.8 s

15/100

25%

SI (Speed Index)

Value6.9 s

33/100

10%

TBT (Total Blocking Time)

Value100 ms

98/100

30%

CLS (Cumulative Layout Shift)

Value0.025

100/100

15%

TTI (Time to Interactive)

Value8.3 s

40/100

10%

stoneart.nl

263 ms

www.stoneart.nl

5233 ms

bootstrap.css

303 ms

bootstrap-responsive.css

180 ms

theme.css

272 ms

Our browser made a total of 67 requests to load all elements on the main page. We found that 87% of them (58 requests) were addressed to the original Stoneart.nl, 3% (2 requests) were made to Code.jquery.com and 3% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (5.2 sec) belongs to the original domain Stoneart.nl.

Content Size

992.2 kB

After Optimization

735.7 kB

In fact, the total size of Stoneart.nl main page is 992.2 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. Images take 799.2 kB which makes up the majority of the site volume.

HTML Optimization

-76%

Potential reduce by 21.5 kB

Original 28.1 kB
After minification 25.3 kB
After compression 6.7 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 21.5 kB or 76% of the original size.

Image Optimization

-25%

Potential reduce by 201.7 kB

Original 799.2 kB
After minification 597.5 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, Stoneart needs image optimization as it can save up to 201.7 kB or 25% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-25%

Potential reduce by 22.7 kB

Original 92.7 kB
After minification 92.6 kB
After compression 69.9 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 22.7 kB or 25% of the original size.

CSS Optimization

-15%

Potential reduce by 10.7 kB

Original 72.3 kB
After minification 72.3 kB
After compression 61.5 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. Stoneart.nl needs all CSS files to be minified and compressed as it can save up to 10.7 kB or 15% of the original size.

Requests Now

After Optimization

The browser has sent 63 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Stoneart. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 17 to 1 for JavaScripts and from 9 to 1 for CSS and as a result speed up the page load time.

Accessibility Issues

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

Buttons do not have an accessible name

High

Image elements do not have [alt] attributes

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

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

High

Serves images with low resolution

Low

Detected JavaScript libraries

Search Engine Optimization Advices

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

High

Links are not crawlable

High

robots.txt is not valid

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

EN
Encoding

UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Stoneart.nl can be misinterpreted by Google and other search engines. Our service has detected that Dutch is used on the page, and it does not match the claimed English language. Our system also found out that Stoneart.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

stoneart.nl

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

Report Summary

Performance

Accessibility

Best Practices

SEO

Stoneart - Online platform bouwers

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

stoneart.nl

www.stoneart.nl

bootstrap.css

bootstrap-responsive.css

theme.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

stoneart.nl

www.stoneart.nl

bootstrap.css

bootstrap-responsive.css

theme.css

style.css

jquery.fancybox.css

jquery.fancybox-thumbs.css

stylesheet-mobile.css

nivo.slider.css

custom-responsive.css

jquery-1.7.2.min.js

jquery-ui.js

theme.js

bootstrap.js

sorting.js

jquery.tweet.js

jquery.mousewheel-3.0.6.pack.js

jquery.fancybox.pack.js

jquery.fancybox-thumbs.js

custom.js

jquery.nivo.slider.js

form.validate.js

ajax.js

background.jpg

top_bg_100.png

logo.png

top_bg_item_left.png

top_bg_item_middle.png

gradient_topmenu.png

phone.png

top_bg_item_right.png

icon-linkedin.png

icon-twitter.png

menu_bg.png

border-image.png

bg_layer_slide1.jpg

vleugelboot.png

boekholt2.png

naboqu.png

glyphicons_086_display.png

buttonbackgroundblue.png

glyphicons_065_tag.png