10.8 sec in total
4.2 sec
6.3 sec
286 ms
Visit zkheizung.de now to see the best up-to-date Zk Heizung content and also check out these interesting facts you probably never knew about zkheizung.de
Seit 25 Jahren sind wir Ihr kompetenter Partner bei der Planung, Beratung und der fachmännischen Ausführung rund um Sanitär, Heizung, Lüftung.
Visit zkheizung.deWe analyzed Zkheizung.de page load time and found that the first response time was 4.2 sec and then it took 6.6 sec to load all DOM resources and completely render a web page. This is a poor result, as 80% of websites can load faster.
zkheizung.de performance score
name
value
score
weighting
Value12.3 s
0/100
10%
Value15.5 s
0/100
25%
Value20.0 s
0/100
10%
Value50 ms
100/100
30%
Value0.183
66/100
15%
Value15.8 s
6/100
10%
4169 ms
4 ms
12 ms
61 ms
450 ms
Our browser made a total of 45 requests to load all elements on the main page. We found that 2% of them (1 request) were addressed to the original Zkheizung.de, 69% (31 requests) were made to Zk-bad-heizung.com and 11% (5 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (4.2 sec) belongs to the original domain Zkheizung.de.
Page size can be reduced by 435.5 kB (32%)
1.3 MB
905.3 kB
In fact, the total size of Zkheizung.de main page is 1.3 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 780.7 kB which makes up the majority of the site volume.
Potential reduce by 82.3 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 82.3 kB or 86% of the original size.
Potential reduce by 47.3 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. Zk Heizung images are well optimized though.
Potential reduce by 167.9 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 167.9 kB or 59% of the original size.
Potential reduce by 138.0 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. Zkheizung.de needs all CSS files to be minified and compressed as it can save up to 138.0 kB or 77% of the original size.
Number of requests can be reduced by 24 (57%)
42
18
The browser has sent 42 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Zk 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 16 to 1 for JavaScripts and from 10 to 1 for CSS and as a result speed up the page load time.
zkheizung.de
4169 ms
analytics.js
4 ms
collect
12 ms
collect
61 ms
wp-emoji-release.min.js
450 ms
style.css
528 ms
styles.css
530 ms
mappress.css
538 ms
responsiveslides.css
542 ms
style.css
751 ms
responsive.css
553 ms
genericons.css
818 ms
jetpack.css
920 ms
jquery.js
933 ms
jquery-migrate.min.js
753 ms
responsiveslides.min.js
657 ms
responsive-modernizr.min.js
763 ms
jquery.form.min.js
537 ms
scripts.js
536 ms
devicepx-jetpack.js
4 ms
gprofiles.js
57 ms
wpgroho.js
541 ms
responsive-scripts.min.js
603 ms
jquery.placeholder.min.js
657 ms
wp-embed.min.js
657 ms
e-201611.js
4 ms
ga.js
27 ms
collect
21 ms
ZKHeizung_Hintergrunf_021.jpg
1492 ms
cropped-ZK_Schriftzug.jpg
122 ms
0002_Sanit%C3%A4r.jpg
108 ms
0003_Heizung.jpg
115 ms
0004_L%C3%BCftung.jpg
114 ms
0005_Umwelt.jpg
115 ms
Fotolia_61696261_XS-300x287.jpg
216 ms
Fotolia_62269668_XS-300x288.jpg
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Fotolia_60240828_XS-300x200.jpg
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Fotolia_63526184_XS.jpg
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Fotolia_57555392_XS.jpg
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Fotolia_57739624_XS.jpg
638 ms
hovercard.css
28 ms
services.css
57 ms
__utm.gif
19 ms
g.gif
3 ms
collect
13 ms
zkheizung.de accessibility score
Contrast
These are opportunities to improve the legibility of your content.
Impact
Issue
Background and foreground colors do not have a sufficient contrast ratio.
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
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
Links do not have a discernible name
Best practices
These items highlight common accessibility best practices.
Impact
Issue
[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.
zkheizung.de best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Ensure CSP is effective against XSS attacks
General
Impact
Issue
Detected JavaScript libraries
zkheizung.de SEO score
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
Document uses legible font sizes
Tap targets are not sized appropriately
DE
DE
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Zkheizung.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 Zkheizung.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.
zkheizung.de
Open Graph data is detected on the main page of Zk Heizung. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: