Tools & Wizards About Us

Report Summary

  • 73

    Performance

    Renders faster than
    82% of other websites

  • 96

    Accessibility

    Visual factors better than
    that of 88% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    80% of websites

  • 93

    SEO

    Google-friendlier than
    83% of websites

dupp.de

Softwareentwicklung | Warenwirtschaft | ERP | Dienstleistungen

Page Load Speed

4.6 sec in total

First Response

355 ms

Resources Loaded

3.4 sec

Page Rendered

827 ms

About Website

Welcome to dupp.de homepage info - get ready to check Dupp best content for Germany right away, or after learning these important things about dupp.de

Dupp GmbH - wir verbinden Onlineshops, Amazon und eBay mit Ihrem ERP-System und entwickeln Cloud Software und App's für den Mittelstand

Visit dupp.de

Key Findings

We analyzed Dupp.de page load time and found that the first response time was 355 ms and then it took 4.3 sec to load all DOM resources and completely render a web page. This is a poor result, as 70% of websites can load faster.

Performance Metrics

dupp.de performance score

73

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.3 s

41/100

10%

LCP (Largest Contentful Paint)

Value3.7 s

57/100

25%

SI (Speed Index)

Value6.2 s

44/100

10%

TBT (Total Blocking Time)

Value130 ms

96/100

30%

CLS (Cumulative Layout Shift)

Value0.004

100/100

15%

TTI (Time to Interactive)

Value5.9 s

66/100

10%

Network Requests Diagram

dupp.de

355 ms

www.dupp.de

614 ms

fkjgs.css

236 ms

fkjgs.css

600 ms

fkjgr.css

231 ms

Our browser made a total of 23 requests to load all elements on the main page. We found that all of those requests were addressed to Dupp.de and no external sources were called. The less responsive or slowest element that took the longest time to load (775 ms) belongs to the original domain Dupp.de.

Page Optimization Overview & Recommendations

Page size can be reduced by 211.1 kB (35%)

Content Size

611.2 kB

After Optimization

400.1 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Dupp.de main page is 611.2 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. 30% of websites need less resources to load. Javascripts take 326.4 kB which makes up the majority of the site volume.

HTML Optimization

-83%

Potential reduce by 132.0 kB

  • Original 158.4 kB
  • After minification 158.3 kB
  • After compression 26.4 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 132.0 kB or 83% of the original size.

Image Optimization

-29%

Potential reduce by 2.7 kB

  • Original 9.5 kB
  • After minification 6.7 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. Obviously, Dupp needs image optimization as it can save up to 2.7 kB or 29% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-15%

Potential reduce by 50.2 kB

  • Original 326.4 kB
  • After minification 326.4 kB
  • After compression 276.2 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 50.2 kB or 15% of the original size.

CSS Optimization

-22%

Potential reduce by 26.1 kB

  • Original 116.9 kB
  • After minification 116.9 kB
  • After compression 90.8 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. Dupp.de needs all CSS files to be minified and compressed as it can save up to 26.1 kB or 22% of the original size.

Requests Breakdown

Number of requests can be reduced by 12 (60%)

Requests Now

20

After Optimization

8

  • Images
  • JavaScript
  • CSS

The browser has sent 20 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Dupp. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 13 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

dupp.de accessibility score

96

Accessibility Issues

Contrast

These are opportunities to improve the legibility of your content.

Impact

Issue

High

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

Names and labels

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.

Impact

Issue

High

Links do not have a discernible name

Best Practices

dupp.de best practices score

92

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

dupp.de SEO score

93

Search Engine Optimization Advices

Crawling and Indexing

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

Impact

Issue

High

Links are not crawlable

Mobile Friendly

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/).

Impact

Issue

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 Dupp.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 Dupp.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

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