Access steinwolle.rockwool.de. Warum mit Steinwolle dämmen? Vorteile entdecken!

name

value

score

weighting

FCP (First Contentful Paint)

Value4.1 s

22/100

10%

LCP (Largest Contentful Paint)

Value7.3 s

4/100

25%

SI (Speed Index)

Value8.6 s

17/100

10%

TBT (Total Blocking Time)

Value2,480 ms

4/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value17.2 s

4/100

10%

steinwolle.rockwool.de

289 ms

www.steinwolle.rockwool.de

286 ms

www.rockwool.de

538 ms

css.css

594 ms

jquery.min.js

7 ms

Our browser made a total of 73 requests to load all elements on the main page. We found that 3% of them (2 requests) were addressed to the original Steinwolle.rockwool.de, 37% (27 requests) were made to Rockwool.de and 21% (15 requests) were made to Static.xx.fbcdn.net. The less responsive or slowest element that took the longest time to load (1.4 sec) relates to the external source Rockwool.de.

Content Size

1.8 MB

After Optimization

1.0 MB

In fact, the total size of Steinwolle.rockwool.de main page is 1.8 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. 45% of websites need less resources to load. Javascripts take 834.6 kB which makes up the majority of the site volume.

HTML Optimization

-77%

Potential reduce by 55.5 kB

Original 72.2 kB
After minification 71.0 kB
After compression 16.7 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 55.5 kB or 77% of the original size.

Image Optimization

-6%

Potential reduce by 48.4 kB

Original 825.1 kB
After minification 776.7 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. Steinwolle ROCKWOOL images are well optimized though.

JavaScript Optimization

-72%

Potential reduce by 598.6 kB

Original 834.6 kB
After minification 814.9 kB
After compression 236.1 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 598.6 kB or 72% of the original size.

CSS Optimization

-82%

Potential reduce by 65.8 kB

Original 80.3 kB
After minification 68.1 kB
After compression 14.6 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. Steinwolle.rockwool.de needs all CSS files to be minified and compressed as it can save up to 65.8 kB or 82% of the original size.

Requests Now

After Optimization

The browser has sent 68 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Steinwolle ROCKWOOL. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 22 to 1 for JavaScripts and from 5 to 1 for CSS and as a result speed up the page load time.

Accessibility Issues

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.

High

ARIA input fields do not have accessible names

High

ARIA IDs are not unique

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

High

Links do not have a discernible name

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

Areas of Improvement

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

Low

Detected JavaScript libraries

High

Page has valid source maps

Search Engine Optimization Advices

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

High

Links are not crawlable

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

DE
Language Claimed

DE
Encoding

UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Steinwolle.rockwool.de can be misinterpreted by Google and other search engines. Our service has detected that German is used on the page, and it matches the claimed language. Our system also found out that Steinwolle.rockwool.de 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

steinwolle.rockwool.de

Open Graph description is not detected on the main page of Steinwolle ROCKWOOL. 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

Warum mit Steinwolle dämmen? Vorteile entdecken! | ROCKWOOL

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

steinwolle.rockwool.de

www.steinwolle.rockwool.de

www.rockwool.de

css.css

jquery.min.js

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

steinwolle.rockwool.de

www.steinwolle.rockwool.de

www.rockwool.de

css.css

jquery.min.js

k_button.css

js.inc.seminars.js

js.js

s_code.js

de26f5bd4aa64fdadf96152ca6e6408068.js

hotjar-16417.js

sprite.png

logo.de.gif

facebook.png

youtube.png

rw_international.png

HP_Header-Banner_Schule_Winkel_051015.jpg

HP_Header-Banner_Krankenhaus_Winkel_051015.jpg

HP_Header-Banner_Fabrik_Winkel_051015.jpg

HP_Header-Banner_Produkt_Winkel_051015.jpg

HOC_Cape_grau_Verlauf.jpg

Facebook_Rockwool_2.jpg

Rockwool_SchraegdachCheck_300x310.jpg

Box_Referenzen_300x418.jpg

ForumLogo.jpg

Thermografie.jpg

youtube.png

facebook.png

RWG-tagline-Gray-small.png

DINWebPro.woff

sdk.js

background.input.201x26.png

modules-1f5c71aea63f8df71401422ed80fbe5f.js

ga.js

siteanalyze_667773.js

opentag-66627-1005930.js

7232.js

__utm.gif

qtracker-v3-min.js

pct

collect

t2

tag2