Tools & Wizards About Us
umweltbewusst-heizen.de screenshot

Report Summary

  • 22

    Performance

    Renders faster than
    40% of other websites

  • 88

    Accessibility

    Visual factors better than
    that of 68% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 93

    SEO

    Google-friendlier than
    83% of websites

umweltbewusst-heizen.de

Umweltbewusst heizen: Was nur Wenige wissen und wie man dabei spart

Page Load Speed

4.2 sec in total

First Response

408 ms

Resources Loaded

3.2 sec

Page Rendered

501 ms

umweltbewusst-heizen.de screenshot

About Website

Click here to check amazing Umweltbewusst Heizen content for Germany. Otherwise, check out these important facts you probably never knew about umweltbewusst-heizen.de

Sie möchten gerne nachhaltig heizen? Solarthermie, Wärmepumpen und Kleinwindkrafträder: Mit welchen Heizarten Sie auch noch Geld sparen, erfahren Sie bei uns.

Visit umweltbewusst-heizen.de

Key Findings

We analyzed Umweltbewusst-heizen.de page load time and found that the first response time was 408 ms and then it took 3.7 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

umweltbewusst-heizen.de performance score

22

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.0 s

50/100

10%

LCP (Largest Contentful Paint)

Value4.0 s

50/100

25%

SI (Speed Index)

Value9.2 s

13/100

10%

TBT (Total Blocking Time)

Value3,390 ms

2/100

30%

CLS (Cumulative Layout Shift)

Value0.557

13/100

15%

TTI (Time to Interactive)

Value15.5 s

7/100

10%

Network Requests Diagram

umweltbewusst-heizen.de

408 ms

www.heizkosten-einsparen.de

936 ms

amazon-default-plugin-styles.css

229 ms

amazon-frontend.css

322 ms

style.min.css

434 ms

Our browser made a total of 76 requests to load all elements on the main page. We found that 1% of them (1 request) were addressed to the original Umweltbewusst-heizen.de, 39% (30 requests) were made to Heizkosten-einsparen.de and 16% (12 requests) were made to Googleads.g.doubleclick.net. The less responsive or slowest element that took the longest time to load (936 ms) relates to the external source Heizkosten-einsparen.de.

Page Optimization Overview & Recommendations

Page size can be reduced by 173.9 kB (35%)

Content Size

498.7 kB

After Optimization

324.8 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Umweltbewusst-heizen.de main page is 498.7 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. 65% of websites need less resources to load. Javascripts take 220.7 kB which makes up the majority of the site volume.

HTML Optimization

-83%

Potential reduce by 133.5 kB

  • Original 160.2 kB
  • After minification 159.1 kB
  • After compression 26.7 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 133.5 kB or 83% of the original size.

Image Optimization

-5%

Potential reduce by 2.6 kB

  • Original 54.8 kB
  • After minification 52.2 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. Umweltbewusst Heizen images are well optimized though.

JavaScript Optimization

-15%

Potential reduce by 33.5 kB

  • Original 220.7 kB
  • After minification 220.7 kB
  • After compression 187.2 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 33.5 kB or 15% of the original size.

CSS Optimization

-7%

Potential reduce by 4.2 kB

  • Original 62.9 kB
  • After minification 62.8 kB
  • After compression 58.7 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. Umweltbewusst-heizen.de has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 44 (67%)

Requests Now

66

After Optimization

22

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 66 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Umweltbewusst Heizen. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 27 to 1 for JavaScripts and from 13 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

umweltbewusst-heizen.de

umweltbewusst-heizen.de

408 ms

www.heizkosten-einsparen.de

www.heizkosten-einsparen.de

936 ms

amazon-default-plugin-styles.css

amazon-default-plugin-styles.css

229 ms

amazon-frontend.css

amazon-frontend.css

322 ms

style.min.css

style.min.css

434 ms

postratings-css.css

postratings-css.css

322 ms

style.css

style.css

339 ms

css

css

38 ms

font-awesome.css

font-awesome.css

337 ms

borlabs-cookie_1_de.css

borlabs-cookie_1_de.css

328 ms

amazon-lightbox.css

amazon-lightbox.css

422 ms

jquery.min.js

jquery.min.js

543 ms

jquery-migrate.min.js

jquery-migrate.min.js

437 ms

accelerate-custom.js

accelerate-custom.js

443 ms

borlabs-cookie-prioritize.min.js

borlabs-cookie-prioritize.min.js

442 ms

amazon-lightbox.js

amazon-lightbox.js

530 ms

js

js

67 ms

adsbygoogle.js

adsbygoogle.js

218 ms

hub.js

hub.js

45 ms

gas.css

gas.css

395 ms

gas.js

gas.js

395 ms

screen.min.css

screen.min.css

426 ms

shortcodes.css

shortcodes.css

549 ms

icons.css

icons.css

549 ms

postratings-js.js

postratings-js.js

549 ms

navigation.js

navigation.js

549 ms

front.min.js

front.min.js

550 ms

borlabs-cookie.min.js

borlabs-cookie.min.js

550 ms

cropped-umweltbewusst-heizen-logo.png

cropped-umweltbewusst-heizen-logo.png

122 ms

umweltbewusst-heizen.jpg

umweltbewusst-heizen.jpg

123 ms

nachhaltig-heizen.jpg

nachhaltig-heizen.jpg

123 ms

rating_on.gif

rating_on.gif

298 ms

loading.gif

loading.gif

301 ms

show_ads_impl.js

show_ads_impl.js

282 ms

js

js

70 ms

analytics.js

analytics.js

64 ms

KFOlCnqEu92Fr1MmSU5fBBc9.ttf

KFOlCnqEu92Fr1MmSU5fBBc9.ttf

65 ms

KFOkCnqEu92Fr1MmgVxIIzc.ttf

KFOkCnqEu92Fr1MmgVxIIzc.ttf

66 ms

KFOmCnqEu92Fr1Mu4mxP.ttf

KFOmCnqEu92Fr1Mu4mxP.ttf

182 ms

BngbUXZYTXPIvIBgJJSb6s3BzlRRfKOFbvjojISmb2Rm.ttf

BngbUXZYTXPIvIBgJJSb6s3BzlRRfKOFbvjojISmb2Rm.ttf

181 ms

BngbUXZYTXPIvIBgJJSb6s3BzlRRfKOFbvjoa4Omb2Rm.ttf

BngbUXZYTXPIvIBgJJSb6s3BzlRRfKOFbvjoa4Omb2Rm.ttf

182 ms

fontawesome-webfont.woff

fontawesome-webfont.woff

338 ms

spp-kurzrechner-gas-300x220.jpg

spp-kurzrechner-gas-300x220.jpg

141 ms

jquery.jsonp

jquery.jsonp

314 ms

check24-logo-weiss.svg

check24-logo-weiss.svg

259 ms

quote.png

quote.png

245 ms

collect

collect

82 ms

rating_over.gif

rating_over.gif

140 ms

forkawesome-webfont.woff

forkawesome-webfont.woff

328 ms

zrt_lookup.html

zrt_lookup.html

43 ms

ads

ads

327 ms

ads

ads

138 ms

view.php

view.php

96 ms

321

321

650 ms

blank.gif

blank.gif

152 ms

reactive_library.js

reactive_library.js

354 ms

ca-pub-0821742090252633

ca-pub-0821742090252633

109 ms

ads

ads

158 ms

ads

ads

117 ms

ads

ads

163 ms

ads

ads

220 ms

ads

ads

231 ms

ads

ads

229 ms

ads

ads

422 ms

load_preloaded_resource.js

load_preloaded_resource.js

75 ms

abg_lite.js

abg_lite.js

74 ms

s

s

36 ms

window_focus.js

window_focus.js

72 ms

qs_click_protection.js

qs_click_protection.js

73 ms

ufs_web_display.js

ufs_web_display.js

65 ms

cd4a99796a94d0c9d381e4cfe43efd64.js

cd4a99796a94d0c9d381e4cfe43efd64.js

262 ms

fullscreen_api_adapter.js

fullscreen_api_adapter.js

225 ms

interstitial_ad_frame.js

interstitial_ad_frame.js

233 ms

icon.png

icon.png

35 ms

feedback_grey600_24dp.png

feedback_grey600_24dp.png

228 ms

settings_grey600_24dp.png

settings_grey600_24dp.png

229 ms

Accessibility Review

umweltbewusst-heizen.de accessibility score

88

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.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

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

Image elements do not have [alt] attributes

High

Links do not have a discernible name

Best Practices

umweltbewusst-heizen.de best practices score

75

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

Browser errors were logged to the console

High

Page has valid source maps

SEO Factors

umweltbewusst-heizen.de SEO score

93

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

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 Umweltbewusst-heizen.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 Umweltbewusst-heizen.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

umweltbewusst-heizen.de

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