2.5 sec in total
518 ms
1.6 sec
331 ms
Welcome to regel-air-fensterluefter.de homepage info - get ready to check Regel Air Fenster Luefter best content right away, or after learning these important things about regel-air-fensterluefter.de
Fensterlüfter & Überströmdichtung: Gesundes Raumklima. Effiziente Wohnungslüftung & Verbrennungsluftversorgung. Aushebelsicherung für mehr Si…
Visit regel-air-fensterluefter.deWe analyzed Regel-air-fensterluefter.de page load time and found that the first response time was 518 ms and then it took 2 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 35% of websites can load faster.
regel-air-fensterluefter.de performance score
name
value
score
weighting
Value3.1 s
46/100
10%
Value10.0 s
0/100
25%
Value4.9 s
66/100
10%
Value290 ms
80/100
30%
Value0.143
78/100
15%
Value5.4 s
72/100
10%
518 ms
211 ms
208 ms
407 ms
410 ms
Our browser made a total of 39 requests to load all elements on the main page. We found that 79% of them (31 requests) were addressed to the original Regel-air-fensterluefter.de, 8% (3 requests) were made to S.ytimg.com and 5% (2 requests) were made to Fonts.gstatic.com. The less responsive or slowest element that took the longest time to load (905 ms) belongs to the original domain Regel-air-fensterluefter.de.
Page size can be reduced by 407.4 kB (45%)
913.0 kB
505.6 kB
In fact, the total size of Regel-air-fensterluefter.de main page is 913.0 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. 65% of websites need less resources to load. Images take 393.6 kB which makes up the majority of the site volume.
Potential reduce by 22.1 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 22.1 kB or 81% of the original size.
Potential reduce by 15.0 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. Regel Air Fenster Luefter images are well optimized though.
Potential reduce by 153.1 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 153.1 kB or 66% of the original size.
Potential reduce by 217.2 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. Regel-air-fensterluefter.de needs all CSS files to be minified and compressed as it can save up to 217.2 kB or 84% of the original size.
Number of requests can be reduced by 5 (14%)
36
31
The browser has sent 36 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Regel Air Fenster Luefter. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 6 to 1 for JavaScripts and as a result speed up the page load time.
regel-air-fensterluefter.de
518 ms
menu.js
211 ms
xr_main.css
208 ms
xr_text.css
407 ms
roe.js
410 ms
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107 ms
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905 ms
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616 ms
JMME7EfQBHE
87 ms
0_100017F.gif
585 ms
www-embed-player-vflfNyN_r.css
28 ms
www-embed-player.js
51 ms
base.js
88 ms
fBnyGA8Aionz5086-mElmoOSPUuyQ1M9Un647_EjucU.js
38 ms
ad_status.js
40 ms
2UX7WLTfW3W8TclTUvlFyQ.woff
68 ms
RxZJdnzeo3R5zSexge8UUT8E0i7KZn-EPnyo3HZu7kw.woff
69 ms
regel-air-fensterluefter.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.
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
regel-air-fensterluefter.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
Missing source maps for large first-party JavaScript
regel-air-fensterluefter.de SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
Links are not crawlable
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
N/A
WINDOWS-1252
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Regel-air-fensterluefter.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 Regel-air-fensterluefter.de main page’s claimed encoding is windows-1252. Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.
regel-air-fensterluefter.de
Open Graph description is not detected on the main page of Regel Air Fenster Luefter. 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: