Tools & Wizards About Us

Report Summary

  • 26

    Performance

    Renders faster than
    45% of other websites

  • 85

    Accessibility

    Visual factors better than
    that of 58% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    80% of websites

  • 95

    SEO

    Google-friendlier than
    90% of websites

zisterne24.de

Zisterne & Regenwassertank online bestellen | Garten Zisternen

Page Load Speed

5 sec in total

First Response

312 ms

Resources Loaded

2.7 sec

Page Rendered

2 sec

About Website

Welcome to zisterne24.de homepage info - get ready to check Zisterne 24 best content for Germany right away, or after learning these important things about zisterne24.de

Zisternen und Regenwassertanks günstig und schnell im Direktvertrieb ✔ fachkompetente Beratung zur Regenwassernutzung in Ihrem Haus und Garten ✔

Visit zisterne24.de

Key Findings

We analyzed Zisterne24.de page load time and found that the first response time was 312 ms and then it took 4.7 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

zisterne24.de performance score

26

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.7 s

29/100

10%

LCP (Largest Contentful Paint)

Value8.3 s

2/100

25%

SI (Speed Index)

Value7.3 s

29/100

10%

TBT (Total Blocking Time)

Value660 ms

45/100

30%

CLS (Cumulative Layout Shift)

Value0.404

25/100

15%

TTI (Time to Interactive)

Value10.8 s

22/100

10%

Network Requests Diagram

zisterne24.de

312 ms

www.garten-zisternen.de

758 ms

all.css

310 ms

animate.css

298 ms

jquery-3.5.1.slim.min.js

410 ms

Our browser made a total of 46 requests to load all elements on the main page. We found that 2% of them (1 request) were addressed to the original Zisterne24.de, 96% (44 requests) were made to Garten-zisternen.de and 2% (1 request) were made to Widgets.trustedshops.com. The less responsive or slowest element that took the longest time to load (1 sec) relates to the external source Garten-zisternen.de.

Page Optimization Overview & Recommendations

Page size can be reduced by 366.2 kB (13%)

Content Size

2.7 MB

After Optimization

2.4 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Zisterne24.de main page is 2.7 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. 60% of websites need less resources to load. Images take 1.9 MB which makes up the majority of the site volume.

HTML Optimization

-92%

Potential reduce by 264.3 kB

  • Original 288.7 kB
  • After minification 156.1 kB
  • After compression 24.4 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. This page needs HTML code to be minified as it can gain 132.6 kB, which is 46% 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 264.3 kB or 92% of the original size.

Image Optimization

-3%

Potential reduce by 52.9 kB

  • Original 1.9 MB
  • After minification 1.9 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. Zisterne 24 images are well optimized though.

JavaScript Optimization

-12%

Potential reduce by 47.6 kB

  • Original 390.9 kB
  • After minification 390.9 kB
  • After compression 343.3 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. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 47.6 kB or 12% of the original size.

CSS Optimization

-1%

Potential reduce by 1.3 kB

  • Original 119.5 kB
  • After minification 119.5 kB
  • After compression 118.2 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. Zisterne24.de has all CSS files already compressed.

Requests Breakdown

We found no issues to fix!

Requests Now

44

After Optimization

44

  • Images
  • JavaScript
  • CSS

The browser has sent 44 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Zisterne 24. According to our analytics all requests are already optimized.

Network Requests Diagram

Accessibility Review

zisterne24.de accessibility score

85

Accessibility Issues

ARIA

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.

Impact

Issue

High

[aria-*] attributes do not match their roles

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

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

zisterne24.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

High

Missing source maps for large first-party JavaScript

SEO Factors

zisterne24.de SEO score

95

Search Engine Optimization Advices

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 Zisterne24.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 Zisterne24.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 Zisterne 24. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: