Report Summary

  • 76

    Performance

    Renders faster than
    84% of other websites

  • 94

    Accessibility

    Visual factors better than
    that of 84% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 100

    SEO

    Google-friendlier than
    95% of websites

zimmermann-heitmann.de

Moderne Kunst online kaufen | Gemälde & Kunstobjekte

Page Load Speed

4.3 sec in total

First Response

279 ms

Resources Loaded

3.6 sec

Page Rendered

387 ms

zimmermann-heitmann.de screenshot

About Website

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

Kaufen Sie zeitgenössische Kunst online mit Sicherheit ✓ von anerkannten Künstlern ➤ jetzt entdecken!

Visit zimmermann-heitmann.de

Key Findings

We analyzed Zimmermann-heitmann.de page load time and found that the first response time was 279 ms and then it took 4 sec to load all DOM resources and completely render a web page. This is a poor result, as 65% of websites can load faster.

Performance Metrics

zimmermann-heitmann.de performance score

76

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.2 s

77/100

10%

LCP (Largest Contentful Paint)

Value4.6 s

36/100

25%

SI (Speed Index)

Value4.1 s

79/100

10%

TBT (Total Blocking Time)

Value140 ms

95/100

30%

CLS (Cumulative Layout Shift)

Value0.025

100/100

15%

TTI (Time to Interactive)

Value4.6 s

82/100

10%

Network Requests Diagram

zimmermann-heitmann.de

279 ms

www.zimmermann-heitmann.de

965 ms

css__Oyp3N4U3wEdBRdxIik6tWerWuIdI94qeEm1VJirpNNk__d2I_zDMJleLhjPbUIPm3-HHwKPHlrswBy2QJWjNjH3A__wIwO7HbNZB0zwSPiqJc6GvMABNJh1xfZhO4jtmeRzpY.css

221 ms

css__4LQPYhRZB-TGMTFT2heAmg3gNwr0_clwmcUvBdAwHsQ__h7V_ojKa_p3C8IRH1ilNbGnM_9KUkiYdyXwgYB39Obg__wIwO7HbNZB0zwSPiqJc6GvMABNJh1xfZhO4jtmeRzpY.css

219 ms

css__f7fYOjNnZnRtc9ORXEL84Ps-ph8Gdp8kmYOH6ILshSw__aaIvd1irtuT7hfAZzcKk6O6F1sTqhMnpuXU_XlBxdjk__wIwO7HbNZB0zwSPiqJc6GvMABNJh1xfZhO4jtmeRzpY.css

217 ms

Our browser made a total of 91 requests to load all elements on the main page. We found that 75% of them (68 requests) were addressed to the original Zimmermann-heitmann.de, 9% (8 requests) were made to Apis.google.com and 2% (2 requests) were made to Assets.pinterest.com. The less responsive or slowest element that took the longest time to load (2 sec) relates to the external source Widgets.trustedshops.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 682.3 kB (41%)

Content Size

1.7 MB

After Optimization

989.3 kB

In fact, the total size of Zimmermann-heitmann.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 824.1 kB which makes up the majority of the site volume.

HTML Optimization

-80%

Potential reduce by 102.6 kB

  • Original 128.0 kB
  • After minification 111.3 kB
  • After compression 25.4 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 16.7 kB, which is 13% 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 102.6 kB or 80% of the original size.

Image Optimization

-5%

Potential reduce by 39.1 kB

  • Original 824.1 kB
  • After minification 785.0 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. Zimmermann Heitmann images are well optimized though.

JavaScript Optimization

-73%

Potential reduce by 420.9 kB

  • Original 577.0 kB
  • After minification 523.7 kB
  • After compression 156.1 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 420.9 kB or 73% of the original size.

CSS Optimization

-84%

Potential reduce by 119.8 kB

  • Original 142.6 kB
  • After minification 142.4 kB
  • After compression 22.8 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. Zimmermann-heitmann.de needs all CSS files to be minified and compressed as it can save up to 119.8 kB or 84% of the original size.

Requests Breakdown

Number of requests can be reduced by 25 (29%)

Requests Now

86

After Optimization

61

The browser has sent 86 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Zimmermann Heitmann. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 18 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

zimmermann-heitmann.de accessibility score

94

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

<frame> or <iframe> elements do not have a title

High

Links do not have a discernible name

Best Practices

zimmermann-heitmann.de best practices score

67

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

Displays images with incorrect aspect ratio

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

zimmermann-heitmann.de SEO score

100

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

Language and Encoding

  • Language Detected

    DE

  • Language Claimed

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Zimmermann-heitmann.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 Zimmermann-heitmann.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 Zimmermann Heitmann. 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: