Tools & Wizards About Us
photovoltaikzentrum.de screenshot

Report Summary

  • 98

    Performance

    Renders faster than
    95% of other websites

  • 82

    Accessibility

    Visual factors better than
    that of 52% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 79

    SEO

    Google-friendlier than
    40% of websites

photovoltaikzentrum.de

Michael Ziegler - Marketer aus Leidenschaft

Page Load Speed

2.1 sec in total

First Response

368 ms

Resources Loaded

1.6 sec

Page Rendered

92 ms

photovoltaikzentrum.de screenshot

About Website

Welcome to photovoltaikzentrum.de homepage info - get ready to check Photovoltaikzentrum best content right away, or after learning these important things about photovoltaikzentrum.de

Michael Ziegler - Marketingfachmann aus Leidenschaft.

Visit photovoltaikzentrum.de

Key Findings

We analyzed Photovoltaikzentrum.de page load time and found that the first response time was 368 ms and then it took 1.7 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 35% of websites can load faster.

Performance Metrics

photovoltaikzentrum.de performance score

98

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value1.8 s

89/100

10%

LCP (Largest Contentful Paint)

Value2.0 s

97/100

25%

SI (Speed Index)

Value2.7 s

97/100

10%

TBT (Total Blocking Time)

Value40 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value1.9 s

100/100

10%

Network Requests Diagram

photovoltaikzentrum.de

368 ms

www.photovoltaikzentrum.de

375 ms

sf.css

108 ms

sd.css

209 ms

sc.css

230 ms

Our browser made a total of 32 requests to load all elements on the main page. We found that 41% of them (13 requests) were addressed to the original Photovoltaikzentrum.de, 34% (11 requests) were made to Apis.google.com and 9% (3 requests) were made to Fonts.gstatic.com. The less responsive or slowest element that took the longest time to load (608 ms) belongs to the original domain Photovoltaikzentrum.de.

Page Optimization Overview & Recommendations

Page size can be reduced by 23.2 kB (27%)

Content Size

85.1 kB

After Optimization

61.9 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Photovoltaikzentrum.de main page is 85.1 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. 50% of websites need less resources to load. Images take 38.1 kB which makes up the majority of the site volume.

HTML Optimization

-64%

Potential reduce by 5.4 kB

  • Original 8.4 kB
  • After minification 8.2 kB
  • After compression 3.0 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 5.4 kB or 64% of the original size.

Image Optimization

-7%

Potential reduce by 2.8 kB

  • Original 38.1 kB
  • After minification 35.3 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. Photovoltaikzentrum images are well optimized though.

JavaScript Optimization

-22%

Potential reduce by 6.1 kB

  • Original 27.6 kB
  • After minification 27.6 kB
  • After compression 21.5 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 6.1 kB or 22% of the original size.

CSS Optimization

-82%

Potential reduce by 8.9 kB

  • Original 11.0 kB
  • After minification 7.5 kB
  • After compression 2.0 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. Photovoltaikzentrum.de needs all CSS files to be minified and compressed as it can save up to 8.9 kB or 82% of the original size.

Requests Breakdown

Number of requests can be reduced by 13 (50%)

Requests Now

26

After Optimization

13

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 26 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Photovoltaikzentrum. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 11 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

photovoltaikzentrum.de

photovoltaikzentrum.de

368 ms

www.photovoltaikzentrum.de

www.photovoltaikzentrum.de

375 ms

sf.css

sf.css

108 ms

sd.css

sd.css

209 ms

sc.css

sc.css

230 ms

plusone.js

plusone.js

60 ms

ga.js

ga.js

28 ms

pname.gif

pname.gif

137 ms

pmbgra.gif

pmbgra.gif

151 ms

pmbgr.gif

pmbgr.gif

281 ms

280 ms

s2dlogo.jpg

s2dlogo.jpg

482 ms

perb.gif

perb.gif

377 ms

geschaeftsfuehrer-michael-ziegler_220.jpg

geschaeftsfuehrer-michael-ziegler_220.jpg

539 ms

pblt.gif

pblt.gif

608 ms

__utm.gif

__utm.gif

12 ms

cb=gapi.loaded_0

cb=gapi.loaded_0

9 ms

cb=gapi.loaded_1

cb=gapi.loaded_1

31 ms

badge

badge

110 ms

postmessageRelay

postmessageRelay

33 ms

3193398744-postmessagerelay.js

3193398744-postmessagerelay.js

20 ms

rpc:shindig_random.js

rpc:shindig_random.js

33 ms

rs=AGLTcCMJ63PXnTwVsblq3qvh7qqJIWHdFA

rs=AGLTcCMJ63PXnTwVsblq3qvh7qqJIWHdFA

13 ms

cb=gapi.loaded_0

cb=gapi.loaded_0

13 ms

rs=AGLTcCPeW_yxohM6d2vzOu9_v18SNdO9Aw

rs=AGLTcCPeW_yxohM6d2vzOu9_v18SNdO9Aw

14 ms

rs=AGLTcCNlyN8IeUK1yjlE8qIpJjG5lWWAQw

rs=AGLTcCNlyN8IeUK1yjlE8qIpJjG5lWWAQw

39 ms

photo.jpg

photo.jpg

139 ms

W5F8_SL0XFawnjxHGsZjJA.ttf

W5F8_SL0XFawnjxHGsZjJA.ttf

105 ms

dtpHsbgPEm2lVWciJZ0P-A.ttf

dtpHsbgPEm2lVWciJZ0P-A.ttf

106 ms

bdHGHleUa-ndQCOrdpfxfw.ttf

bdHGHleUa-ndQCOrdpfxfw.ttf

111 ms

rs=AGLTcCNlyN8IeUK1yjlE8qIpJjG5lWWAQw

rs=AGLTcCNlyN8IeUK1yjlE8qIpJjG5lWWAQw

13 ms

rs=AGLTcCNlyN8IeUK1yjlE8qIpJjG5lWWAQw

rs=AGLTcCNlyN8IeUK1yjlE8qIpJjG5lWWAQw

7 ms

Accessibility Review

photovoltaikzentrum.de accessibility score

82

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.

Internationalization and localization

These are opportunities to improve the interpretation of your content by users in different locales.

Impact

Issue

High

<html> element does not have a [lang] attribute

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

Form elements do not have associated labels

Best Practices

photovoltaikzentrum.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

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

photovoltaikzentrum.de SEO score

79

Search Engine Optimization Advices

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 Photovoltaikzentrum.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 Photovoltaikzentrum.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

photovoltaikzentrum.de

Open Graph description is not detected on the main page of Photovoltaikzentrum. 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: