Tools & Wizards About Us
photovoltaik-guide.de screenshot

Report Summary

  • 35

    Performance

    Renders faster than
    55% of other websites

  • 75

    Accessibility

    Visual factors better than
    that of 41% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 89

    SEO

    Google-friendlier than
    66% of websites

photovoltaik-guide.de

Photovoltaik: Technik, Kosten & Betrieb einfach erklärt

Page Load Speed

4.5 sec in total

First Response

334 ms

Resources Loaded

2.8 sec

Page Rendered

1.4 sec

photovoltaik-guide.de screenshot

About Website

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

Sie interessieren sich für eine Photovoltaik-Anlage oder betreiben bereits eine? photovoltaik.org ist das führende deutsche Fachportal zur eigenen Solarstromerzeugung!

Visit photovoltaik-guide.de

Key Findings

We analyzed Photovoltaik-guide.de page load time and found that the first response time was 334 ms and then it took 4.1 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

photovoltaik-guide.de performance score

35

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.5 s

35/100

10%

LCP (Largest Contentful Paint)

Value8.7 s

1/100

25%

SI (Speed Index)

Value5.1 s

62/100

10%

TBT (Total Blocking Time)

Value870 ms

33/100

30%

CLS (Cumulative Layout Shift)

Value0.151

75/100

15%

TTI (Time to Interactive)

Value8.8 s

35/100

10%

Network Requests Diagram

photovoltaik-guide.de

334 ms

photovoltaik-guide.de

414 ms

photovoltaik.org

659 ms

all.css

208 ms

a_grundstyling.css

317 ms

Our browser made a total of 54 requests to load all elements on the main page. We found that 4% of them (2 requests) were addressed to the original Photovoltaik-guide.de, 94% (51 requests) were made to Photovoltaik.org and 2% (1 request) were made to Hub.daa.net. The less responsive or slowest element that took the longest time to load (1.1 sec) relates to the external source Photovoltaik.org.

Page Optimization Overview & Recommendations

Page size can be reduced by 113.3 kB (10%)

Content Size

1.2 MB

After Optimization

1.0 MB

  • HTML
  • Images

In fact, the total size of Photovoltaik-guide.de main page is 1.2 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. 35% of websites need less resources to load. Images take 1.1 MB which makes up the majority of the site volume.

HTML Optimization

-80%

Potential reduce by 65.9 kB

  • Original 82.5 kB
  • After minification 82.2 kB
  • After compression 16.6 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 65.9 kB or 80% of the original size.

Image Optimization

-4%

Potential reduce by 47.4 kB

  • Original 1.1 MB
  • After minification 1.0 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. Photovoltaik Guide images are well optimized though.

Requests Breakdown

Number of requests can be reduced by 16 (43%)

Requests Now

37

After Optimization

21

  • Images
  • JavaScript
  • CSS

The browser has sent 37 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Photovoltaik Guide. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 4 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

photovoltaik-guide.de

photovoltaik-guide.de

334 ms

photovoltaik-guide.de

photovoltaik-guide.de

414 ms

photovoltaik.org

photovoltaik.org

659 ms

all.css

all.css

208 ms

a_grundstyling.css

a_grundstyling.css

317 ms

photovoltaik.css

photovoltaik.css

309 ms

photovoltaik_Logo__LogoColor.svg

photovoltaik_Logo__LogoColor.svg

308 ms

photovoltaik_icons_fragezeichen-green.svg

photovoltaik_icons_fragezeichen-green.svg

310 ms

photovoltaik_icons_check-green.svg

photovoltaik_icons_check-green.svg

311 ms

photovoltaik_icons_einkaufswagen-green.svg

photovoltaik_icons_einkaufswagen-green.svg

313 ms

widget-icon-10_blue_green.svg

widget-icon-10_blue_green.svg

410 ms

widget-icon-11_blue_green.svg

widget-icon-11_blue_green.svg

410 ms

widget-icon-16_Blue_green.svg

widget-icon-16_Blue_green.svg

412 ms

widget-icon-10.2_blue_green.svg

widget-icon-10.2_blue_green.svg

414 ms

hub.js

hub.js

98 ms

all.js

all.js

425 ms

main.js

main.js

319 ms

Form.min.js

Form.min.js

525 ms

Photovoltaik-Aufbau_3xLoop.gif

Photovoltaik-Aufbau_3xLoop.gif

921 ms

photovoltaik_icons_PfeilRechtsPunzeOben-yellow.svg

photovoltaik_icons_PfeilRechtsPunzeOben-yellow.svg

422 ms

csm_Teaser_PV-Anlage_07_409820e366.jpg

csm_Teaser_PV-Anlage_07_409820e366.jpg

530 ms

csm_Solarstrom_Eingesparte_CO2-Emissionen_Grafik_Dr_Stefan_Holzheu-Uni_Bayreuth_07dd1191e4.jpg

csm_Solarstrom_Eingesparte_CO2-Emissionen_Grafik_Dr_Stefan_Holzheu-Uni_Bayreuth_07dd1191e4.jpg

524 ms

csm_Teaser_PV-Anlage_18_38f76f68cd.jpg

csm_Teaser_PV-Anlage_18_38f76f68cd.jpg

728 ms

csm_Teaser_PV-Anlage_01_af42be6beb.jpg

csm_Teaser_PV-Anlage_01_af42be6beb.jpg

548 ms

csm_Eigenverbrauch_Stromspeicher_Voltfang_2ea4cb219a.jpg

csm_Eigenverbrauch_Stromspeicher_Voltfang_2ea4cb219a.jpg

635 ms

photovoltaik_icons_PfeilRechtsPunzeOben-green.svg

photovoltaik_icons_PfeilRechtsPunzeOben-green.svg

630 ms

photovoltaik_Logo__LogoWhite.svg

photovoltaik_Logo__LogoWhite.svg

632 ms

instagram-white.svg

instagram-white.svg

637 ms

facebook-white.svg

facebook-white.svg

734 ms

linkedin-white.svg

linkedin-white.svg

737 ms

twitter-white.svg

twitter-white.svg

739 ms

pinterest-white.svg

pinterest-white.svg

744 ms

testbg.png

testbg.png

690 ms

photovoltaik_Logo_icons_Sonne-yellow.svg

photovoltaik_Logo_icons_Sonne-yellow.svg

597 ms

photovoltaik_Logo_icons_Logo_Stahlen-green.svg

photovoltaik_Logo_icons_Logo_Stahlen-green.svg

598 ms

Teaser_PV-Anlage_01.jpg

Teaser_PV-Anlage_01.jpg

1100 ms

photovoltaik_icons_PfeilRechts-blue.svg

photovoltaik_icons_PfeilRechts-blue.svg

607 ms

photovoltaik_icons_PfeilRechts-yellow.svg

photovoltaik_icons_PfeilRechts-yellow.svg

701 ms

xing-white.svg

xing-white.svg

702 ms

arrow_white.svg

arrow_white.svg

713 ms

rajdhani-v15-latin-500.woff

rajdhani-v15-latin-500.woff

720 ms

rajdhani-v15-latin-regular.woff

rajdhani-v15-latin-regular.woff

750 ms

rajdhani-v15-latin-300.woff

rajdhani-v15-latin-300.woff

751 ms

rajdhani-v15-latin-600.woff

rajdhani-v15-latin-600.woff

752 ms

rajdhani-v15-latin-700.woff

rajdhani-v15-latin-700.woff

764 ms

exo-v20-latin-regular.woff

exo-v20-latin-regular.woff

826 ms

exo-v20-latin-500.woff

exo-v20-latin-500.woff

847 ms

exo-v20-latin-300.woff

exo-v20-latin-300.woff

851 ms

exo-v20-latin-200.woff

exo-v20-latin-200.woff

849 ms

exo-v20-latin-100.woff

exo-v20-latin-100.woff

868 ms

exo-v20-latin-600.woff

exo-v20-latin-600.woff

922 ms

exo-v20-latin-700.woff

exo-v20-latin-700.woff

938 ms

exo-v20-latin-800.woff

exo-v20-latin-800.woff

851 ms

exo-v20-latin-900.woff

exo-v20-latin-900.woff

811 ms

Accessibility Review

photovoltaik-guide.de accessibility score

75

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

Image elements do not have [alt] attributes

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

Best Practices

photovoltaik-guide.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

Displays images with incorrect aspect ratio

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

photovoltaik-guide.de SEO score

89

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

    DE

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Photovoltaik-guide.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 Photovoltaik-guide.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

photovoltaik-guide.de

Open Graph data is detected on the main page of Photovoltaik Guide. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: