Report Summary

  • 87

    Performance

    Renders faster than
    89% of other websites

  • 65

    Accessibility

    Visual factors better than
    that of 30% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 90

    SEO

    Google-friendlier than
    68% of websites

professionell-staubsaugen.de

staubsaugerservice.de | Startseite | alles für Ihren Vorwerk

Page Load Speed

3.1 sec in total

First Response

963 ms

Resources Loaded

2 sec

Page Rendered

171 ms

professionell-staubsaugen.de screenshot

About Website

Click here to check amazing Professionell Staubsaugen content. Otherwise, check out these important facts you probably never knew about professionell-staubsaugen.de

Alles für Ihren Vorwerk ! 24-Stunden-Lieferung. Verbrauchsmaterialien, Ersatzteile und Zubehör.

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Key Findings

We analyzed Professionell-staubsaugen.de page load time and found that the first response time was 963 ms and then it took 2.1 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 45% of websites can load faster.

Performance Metrics

professionell-staubsaugen.de performance score

87

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.4 s

71/100

10%

LCP (Largest Contentful Paint)

Value2.4 s

91/100

25%

SI (Speed Index)

Value4.8 s

67/100

10%

TBT (Total Blocking Time)

Value140 ms

96/100

30%

CLS (Cumulative Layout Shift)

Value0.001

100/100

15%

TTI (Time to Interactive)

Value6.1 s

63/100

10%

Network Requests Diagram

professionell-staubsaugen.de

963 ms

ga.js

13 ms

oxid.css

293 ms

__utm.gif

12 ms

conversion.js

24 ms

Our browser made a total of 53 requests to load all elements on the main page. We found that 2% of them (1 request) were addressed to the original Professionell-staubsaugen.de, 79% (42 requests) were made to Keine-vorwerk-vertretung.de and 4% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (963 ms) belongs to the original domain Professionell-staubsaugen.de.

Page Optimization Overview & Recommendations

Page size can be reduced by 119.2 kB (46%)

Content Size

256.4 kB

After Optimization

137.2 kB

In fact, the total size of Professionell-staubsaugen.de main page is 256.4 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. 20% of websites need less resources to load. Images take 103.2 kB which makes up the majority of the site volume.

HTML Optimization

-88%

Potential reduce by 72.3 kB

  • Original 82.4 kB
  • After minification 71.1 kB
  • After compression 10.1 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 11.3 kB, which is 14% 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 72.3 kB or 88% of the original size.

Image Optimization

-18%

Potential reduce by 19.0 kB

  • Original 103.2 kB
  • After minification 84.2 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, Professionell Staubsaugen needs image optimization as it can save up to 19.0 kB or 18% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-0%

Potential reduce by 45 B

  • Original 38.8 kB
  • After minification 38.8 kB
  • After compression 38.7 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

-87%

Potential reduce by 27.8 kB

  • Original 31.9 kB
  • After minification 25.9 kB
  • After compression 4.1 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. Professionell-staubsaugen.de needs all CSS files to be minified and compressed as it can save up to 27.8 kB or 87% of the original size.

Requests Breakdown

Number of requests can be reduced by 8 (16%)

Requests Now

49

After Optimization

41

The browser has sent 49 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Professionell Staubsaugen. 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 Review

professionell-staubsaugen.de accessibility score

65

Accessibility Issues

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

Buttons do not have an accessible name

High

Image elements do not have [alt] attributes

High

Links do not have a discernible name

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.

Best practices

These items highlight common accessibility best practices.

Impact

Issue

High

[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.

Best Practices

professionell-staubsaugen.de best practices score

75

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

User Experience

Impact

Issue

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Page has valid source maps

SEO Factors

professionell-staubsaugen.de SEO score

90

Search Engine Optimization Advices

Content Best Practices

Format your HTML in a way that enables crawlers to better understand your app’s content.

Impact

Issue

High

Image elements do not have [alt] attributes

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

High

Tap targets are not sized appropriately

Language and Encoding

  • Language Detected

    DE

  • 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 Professionell-staubsaugen.de can be misinterpreted by Google and other search engines. Our service has detected that German 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 Professionell-staubsaugen.de 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 Professionell Staubsaugen. 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: