Access duw.de. D&W The Motion Corporation GmbH & Co. KG

name

value

score

weighting

FCP (First Contentful Paint)

Value3.4 s

36/100

10%

LCP (Largest Contentful Paint)

Value4.2 s

44/100

25%

SI (Speed Index)

Value6.7 s

36/100

10%

TBT (Total Blocking Time)

Value870 ms

33/100

30%

CLS (Cumulative Layout Shift)

Value0.18

67/100

15%

TTI (Time to Interactive)

Value8.7 s

36/100

10%

www.duw-tuner.de

1068 ms

gm_dynamic.css.php

208 ms

index_verlinkung.html

386 ms

Navigation.html

393 ms

partnerbutton.css

298 ms

Our browser made a total of 115 requests to load all elements on the main page. We found that 0% of them (0 request) were addressed to the original Duw.de, 2% (2 requests) were made to Google-analytics.com and 1% (1 request) were made to Billiger.de. The less responsive or slowest element that took the longest time to load (1.1 sec) relates to the external source Duw-tuner.de.

Content Size

1.6 MB

After Optimization

1.4 MB

In fact, the total size of Duw.de main page is 1.6 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. 55% of websites need less resources to load. Images take 1.5 MB which makes up the majority of the site volume.

HTML Optimization

-84%

Potential reduce by 45.3 kB

Original 54.0 kB
After minification 47.2 kB
After compression 8.7 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. This page needs HTML code to be minified as it can gain 6.7 kB, which is 12% of the original size. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 45.3 kB or 84% of the original size.

Image Optimization

-8%

Potential reduce by 120.0 kB

Original 1.5 MB
After minification 1.4 MB

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. Duw images are well optimized though.

JavaScript Optimization

-3%

Potential reduce by 477 B

Original 17.8 kB
After minification 17.4 kB
After compression 17.3 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

-52%

Potential reduce by 288 B

Original 555 B
After minification 524 B
After compression 267 B

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. Duw.de needs all CSS files to be minified and compressed as it can save up to 288 B or 52% of the original size.

Requests Now

114

After Optimization

101

The browser has sent 114 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Duw. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests 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-*] attributes do not match their roles

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

Image elements do not have [alt] attributes

High

Links do not have a discernible name

Areas of Improvement

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

High

Serves images with low resolution

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Missing source maps for large first-party JavaScript

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

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 Duw.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 Duw.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

duw.de

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

D&W The Motion Corporation GmbH & Co. KG

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

www.duw-tuner.de

gm_dynamic.css.php

index_verlinkung.html

Navigation.html

partnerbutton.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

www.duw-tuner.de

gm_dynamic.css.php

index_verlinkung.html

Navigation.html

partnerbutton.css

gm_javascript.js.php

GMCounter.js

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