Report Summary

  • 24

    Performance

    Renders faster than
    44% of other websites

  • 94

    Accessibility

    Visual factors better than
    that of 85% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    57% of websites

  • 90

    SEO

    Google-friendlier than
    69% of websites

vzbv.de

vzbv | Verbraucherzentrale Bundesverband

Page Load Speed

5.6 sec in total

First Response

330 ms

Resources Loaded

2.3 sec

Page Rendered

2.9 sec

vzbv.de screenshot

About Website

Visit vzbv.de now to see the best up-to-date Vzbv content for Germany and also check out these interesting facts you probably never knew about vzbv.de

Der vzbv sorgt dafür, dass die Stimme der Verbraucherinnen und Verbraucher Gehör findet - in Politik, Wirtschaft und Medien.

Visit vzbv.de

Key Findings

We analyzed Vzbv.de page load time and found that the first response time was 330 ms and then it took 5.2 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

vzbv.de performance score

24

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.9 s

54/100

10%

LCP (Largest Contentful Paint)

Value16.4 s

0/100

25%

SI (Speed Index)

Value10.0 s

9/100

10%

TBT (Total Blocking Time)

Value2,150 ms

6/100

30%

CLS (Cumulative Layout Shift)

Value0.001

100/100

15%

TTI (Time to Interactive)

Value15.6 s

6/100

10%

Network Requests Diagram

vzbv.de

330 ms

www.vzbv.de

404 ms

e.js

359 ms

system.base.css

239 ms

system.menus.css

120 ms

Our browser made a total of 65 requests to load all elements on the main page. We found that 92% of them (60 requests) were addressed to the original Vzbv.de, 3% (2 requests) were made to Etracker.de and 2% (1 request) were made to Static.etracker.com. The less responsive or slowest element that took the longest time to load (834 ms) relates to the external source Code.etracker.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 740.4 kB (43%)

Content Size

1.7 MB

After Optimization

981.0 kB

In fact, the total size of Vzbv.de main page is 1.7 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. 65% of websites need less resources to load. Images take 835.3 kB which makes up the majority of the site volume.

HTML Optimization

-82%

Potential reduce by 50.5 kB

  • Original 61.7 kB
  • After minification 57.7 kB
  • After compression 11.2 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 50.5 kB or 82% of the original size.

Image Optimization

-4%

Potential reduce by 32.0 kB

  • Original 835.3 kB
  • After minification 803.3 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. Vzbv images are well optimized though.

JavaScript Optimization

-69%

Potential reduce by 267.4 kB

  • Original 385.3 kB
  • After minification 355.5 kB
  • After compression 117.9 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 267.4 kB or 69% of the original size.

CSS Optimization

-89%

Potential reduce by 390.5 kB

  • Original 439.0 kB
  • After minification 263.0 kB
  • After compression 48.5 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. Vzbv.de needs all CSS files to be minified and compressed as it can save up to 390.5 kB or 89% of the original size.

Requests Breakdown

Number of requests can be reduced by 43 (68%)

Requests Now

63

After Optimization

20

The browser has sent 63 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Vzbv. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 23 to 1 for JavaScripts and from 22 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

vzbv.de accessibility score

94

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

Best Practices

vzbv.de best practices score

83

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

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

Missing source maps for large first-party JavaScript

SEO Factors

vzbv.de SEO score

90

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

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 Vzbv.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 Vzbv.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 description is not detected on the main page of Vzbv. 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: