Tools & Wizards About Us
stolle-heizung.de screenshot

Report Summary

  • 55

    Performance

    Renders faster than
    72% of other websites

  • 88

    Accessibility

    Visual factors better than
    that of 68% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 67

    SEO

    Google-friendlier than
    26% of websites

stolle-heizung.de

Stolle Heizung – Lüftung – Sanitärtechnik in Bad Rothenfelde

Page Load Speed

2.1 sec in total

First Response

253 ms

Resources Loaded

1.7 sec

Page Rendered

135 ms

stolle-heizung.de screenshot

About Website

Welcome to stolle-heizung.de homepage info - get ready to check Stolle Heizung best content right away, or after learning these important things about stolle-heizung.de

Herzlich willkommen bei Stolle Heizung, Lüftung, Sanitärtechnik in Bad Rothenfelde. Ihr Fachmann für Heizung, Sanitär, Klima, Alternative Energien und Leckortung & Trocknungstechnik.

Visit stolle-heizung.de

Key Findings

We analyzed Stolle-heizung.de page load time and found that the first response time was 253 ms and then it took 1.8 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 40% of websites can load faster.

Performance Metrics

stolle-heizung.de performance score

55

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value1.9 s

86/100

10%

LCP (Largest Contentful Paint)

Value3.8 s

56/100

25%

SI (Speed Index)

Value4.6 s

70/100

10%

TBT (Total Blocking Time)

Value2,090 ms

7/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value4.6 s

81/100

10%

Network Requests Diagram

stolle-heizung.de

253 ms

www.stolle-heizung.de

290 ms

jquery.min.js

99 ms

css

26 ms

styles.css

204 ms

Our browser made a total of 23 requests to load all elements on the main page. We found that 96% of them (22 requests) were addressed to the original Stolle-heizung.de, 4% (1 request) were made to Fonts.googleapis.com. The less responsive or slowest element that took the longest time to load (657 ms) belongs to the original domain Stolle-heizung.de.

Page Optimization Overview & Recommendations

Page size can be reduced by 200.3 kB (47%)

Content Size

425.0 kB

After Optimization

224.7 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Stolle-heizung.de main page is 425.0 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. 15% of websites need less resources to load. Images take 306.5 kB which makes up the majority of the site volume.

HTML Optimization

-74%

Potential reduce by 8.3 kB

  • Original 11.1 kB
  • After minification 10.3 kB
  • After compression 2.9 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 8.3 kB or 74% of the original size.

Image Optimization

-36%

Potential reduce by 110.3 kB

  • Original 306.5 kB
  • After minification 196.1 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. Obviously, Stolle Heizung needs image optimization as it can save up to 110.3 kB or 36% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-70%

Potential reduce by 48.3 kB

  • Original 68.7 kB
  • After minification 68.6 kB
  • After compression 20.4 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 48.3 kB or 70% of the original size.

CSS Optimization

-86%

Potential reduce by 33.4 kB

  • Original 38.8 kB
  • After minification 22.1 kB
  • After compression 5.4 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. Stolle-heizung.de needs all CSS files to be minified and compressed as it can save up to 33.4 kB or 86% of the original size.

Requests Breakdown

Number of requests can be reduced by 4 (21%)

Requests Now

19

After Optimization

15

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 19 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Stolle Heizung. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 5 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

stolle-heizung.de

stolle-heizung.de

253 ms

www.stolle-heizung.de

www.stolle-heizung.de

290 ms

jquery.min.js

jquery.min.js

99 ms

css

css

26 ms

styles.css

styles.css

204 ms

colorbox.css

colorbox.css

210 ms

video-js.css

video-js.css

247 ms

video.js

video.js

371 ms

script.js

script.js

241 ms

trackerc915.js

trackerc915.js

242 ms

bg-html.jpg

bg-html.jpg

112 ms

bg-body.jpg

bg-body.jpg

199 ms

branding.png

branding.png

108 ms

bg-navigation.jpg

bg-navigation.jpg

310 ms

bg-navi-p.png

bg-navi-p.png

106 ms

bg-banner.png

bg-banner.png

120 ms

bg-big-bullets.png

bg-big-bullets.png

112 ms

bg-anfahrt.png

bg-anfahrt.png

211 ms

bg-footer.jpg

bg-footer.jpg

209 ms

bg-inner-footer.jpg

bg-inner-footer.jpg

205 ms

heizung_stolle.png

heizung_stolle.png

657 ms

vjs.woff

vjs.woff

270 ms

print.css

print.css

95 ms

Accessibility Review

stolle-heizung.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.

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

Best Practices

stolle-heizung.de best practices score

67

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

General

Impact

Issue

High

Browser errors were logged to the console

High

Issues were logged in the Issues panel in Chrome Devtools

SEO Factors

stolle-heizung.de SEO score

67

Search Engine Optimization Advices

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 Stolle-heizung.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 Stolle-heizung.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

stolle-heizung.de

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