Tools & Wizards About Us
heizungsservice-koehl.de screenshot

Report Summary

  • 74

    Performance

    Renders faster than
    83% of other websites

  • 100

    Accessibility

    Visual factors better than
    that of 97% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    80% of websites

  • 93

    SEO

    Google-friendlier than
    83% of websites

heizungsservice-koehl.de

Heizungsservice Edmund Koehl

Page Load Speed

6.2 sec in total

First Response

2 sec

Resources Loaded

3.4 sec

Page Rendered

710 ms

heizungsservice-koehl.de screenshot

About Website

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Key Findings

We analyzed Heizungsservice-koehl.de page load time and found that the first response time was 2 sec 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

heizungsservice-koehl.de performance score

74

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.3 s

39/100

10%

LCP (Largest Contentful Paint)

Value4.2 s

43/100

25%

SI (Speed Index)

Value5.9 s

48/100

10%

TBT (Total Blocking Time)

Value20 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.023

100/100

15%

TTI (Time to Interactive)

Value3.6 s

91/100

10%

Network Requests Diagram

heizungsservice-koehl.de

2043 ms

style.min.css

633 ms

font-libre-franklin.css

204 ms

style.css

600 ms

blocks.css

211 ms

Our browser made a total of 26 requests to load all elements on the main page. We found that all of those requests were addressed to Heizungsservice-koehl.de and no external sources were called. The less responsive or slowest element that took the longest time to load (2 sec) belongs to the original domain Heizungsservice-koehl.de.

Page Optimization Overview & Recommendations

Page size can be reduced by 338.9 kB (18%)

Content Size

1.8 MB

After Optimization

1.5 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Heizungsservice-koehl.de main page is 1.8 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. 40% of websites need less resources to load. Images take 1.4 MB which makes up the majority of the site volume.

HTML Optimization

-71%

Potential reduce by 55.4 kB

  • Original 78.4 kB
  • After minification 77.4 kB
  • After compression 23.0 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 55.4 kB or 71% of the original size.

Image Optimization

-1%

Potential reduce by 13.3 kB

  • Original 1.4 MB
  • After minification 1.4 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. Heizungsservice Koehl images are well optimized though.

JavaScript Optimization

-67%

Potential reduce by 79.0 kB

  • Original 118.5 kB
  • After minification 112.3 kB
  • After compression 39.5 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 79.0 kB or 67% of the original size.

CSS Optimization

-87%

Potential reduce by 191.2 kB

  • Original 219.9 kB
  • After minification 194.4 kB
  • After compression 28.8 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. Heizungsservice-koehl.de needs all CSS files to be minified and compressed as it can save up to 191.2 kB or 87% of the original size.

Requests Breakdown

Number of requests can be reduced by 8 (38%)

Requests Now

21

After Optimization

13

  • Images
  • JavaScript
  • CSS

The browser has sent 21 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Heizungsservice Koehl. 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 JavaScripts and from 5 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

heizungsservice-koehl.de

heizungsservice-koehl.de

2043 ms

style.min.css

style.min.css

633 ms

font-libre-franklin.css

font-libre-franklin.css

204 ms

style.css

style.css

600 ms

blocks.css

blocks.css

211 ms

app.css

app.css

214 ms

jquery.min.js

jquery.min.js

402 ms

jquery-migrate.min.js

jquery-migrate.min.js

305 ms

global.js

global.js

317 ms

navigation.js

navigation.js

320 ms

jquery.scrollTo.js

jquery.scrollTo.js

309 ms

cropped-bathtub-3609070_1920.jpg

cropped-bathtub-3609070_1920.jpg

507 ms

cropped-logo.png

cropped-logo.png

109 ms

water-2825771_1920-1920x1200.jpg

water-2825771_1920-1920x1200.jpg

606 ms

bad_01.jpg

bad_01.jpg

213 ms

bad_02_komplett_02.jpg

bad_02_komplett_02.jpg

423 ms

DSC08265-681x1024.jpg

DSC08265-681x1024.jpg

405 ms

DSC08271-681x1024.jpg

DSC08271-681x1024.jpg

424 ms

DSC08276-681x1024.jpg

DSC08276-681x1024.jpg

525 ms

DSC08283-681x1024.jpg

DSC08283-681x1024.jpg

707 ms

radiator-250558_1920-1920x1200.jpg

radiator-250558_1920-1920x1200.jpg

949 ms

Firmierung_HEK.png

Firmierung_HEK.png

516 ms

libre-franklin-all-400-normal.woff

libre-franklin-all-400-normal.woff

497 ms

libre-franklin-all-300-normal.woff

libre-franklin-all-300-normal.woff

570 ms

libre-franklin-all-600-normal.woff

libre-franklin-all-600-normal.woff

590 ms

libre-franklin-all-800-normal.woff

libre-franklin-all-800-normal.woff

611 ms

Accessibility Review

heizungsservice-koehl.de accessibility score

100

Accessibility Issues

Best Practices

heizungsservice-koehl.de best practices score

92

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

heizungsservice-koehl.de SEO score

93

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

    DE

  • Encoding

    UTF-8

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

heizungsservice-koehl.de

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