6.7 sec in total
317 ms
6 sec
351 ms
Visit derinstallateur.at now to see the best up-to-date Der Installateur content and also check out these interesting facts you probably never knew about derinstallateur.at
„Der österreichische Installateur“ ist seit 1948 das offizielle Organ der Bundesinnung der Sanitär-, Heizungs- und Lüftungstechniker Österreichs.
Visit derinstallateur.atWe analyzed Derinstallateur.at page load time and found that the first response time was 317 ms and then it took 6.3 sec to load all DOM resources and completely render a web page. This is a poor result, as 80% of websites can load faster.
derinstallateur.at performance score
name
value
score
weighting
Value3.4 s
38/100
10%
Value18.7 s
0/100
25%
Value10.5 s
7/100
10%
Value2,230 ms
6/100
30%
Value0.006
100/100
15%
Value17.3 s
4/100
10%
317 ms
1144 ms
102 ms
55 ms
301 ms
Our browser made a total of 58 requests to load all elements on the main page. We found that 47% of them (27 requests) were addressed to the original Derinstallateur.at, 29% (17 requests) were made to Adsrv.bohmann.at and 9% (5 requests) were made to Fast.fonts.net. The less responsive or slowest element that took the longest time to load (3.6 sec) belongs to the original domain Derinstallateur.at.
Page size can be reduced by 402.1 kB (35%)
1.2 MB
762.7 kB
In fact, the total size of Derinstallateur.at main page is 1.2 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. 55% of websites need less resources to load. Images take 664.0 kB which makes up the majority of the site volume.
Potential reduce by 44.7 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 44.7 kB or 79% of the original size.
Potential reduce by 19.8 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. Der Installateur images are well optimized though.
Potential reduce by 161.0 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 161.0 kB or 69% of the original size.
Potential reduce by 176.5 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. Derinstallateur.at needs all CSS files to be minified and compressed as it can save up to 176.5 kB or 84% of the original size.
Number of requests can be reduced by 22 (43%)
51
29
The browser has sent 51 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Der Installateur. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 7 to 1 for JavaScripts and from 5 to 1 for CSS and as a result speed up the page load time.
derinstallateur.at
317 ms
www.derinstallateur.at
1144 ms
d3b5e13a36-67c75ae913662d5be6ddc726e8550329.css.gzip
102 ms
d52910ff-eec7-4cc0-b5c7-a79e9eee5e25.css
55 ms
merged-030711e927cfba2d4bc9d69e3a5e2862-c3a3c672f134bcee84c66548e4c45a0c.css.gzip
301 ms
jquery.min.js
33 ms
merged-e3508035a7ba6e995a10cfd3da961f8e-7c0e4f48a1e9c1f5bcbc74524767b88f.js.gzip
360 ms
merged-6a7c6e45400a6d08a7f93e249270f208-0d5dd1d843aa6d5580701d4d9380f32d.js.gzip
360 ms
analytics.js
39 ms
logo.svg
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widgets.js
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lg.php
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ad.gif
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b993da84-c1f6-474a-8f00-8aa797b3de8f.woff
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glyphicons-halflings-regular.woff
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21decb60-b395-4de2-bd04-e38eb2a56d2f.woff
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17 ms
timeline.d11f7a3b3287fb94220e8ee6d03cc772.js
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syndication
94 ms
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323 ms
timeline.47ab5d19e8ed22531abcf4f86f3ae53a.dark.ltr.css
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timeline.47ab5d19e8ed22531abcf4f86f3ae53a.dark.ltr.css
72 ms
derinstallateur.at accessibility score
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
Buttons do not have an accessible name
Image elements do not have [alt] attributes
Form elements do not have associated labels
Links do not have a discernible name
Contrast
These are opportunities to improve the legibility of your content.
Impact
Issue
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
<html> element does not have a [lang] attribute
derinstallateur.at best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Includes front-end JavaScript libraries with known security vulnerabilities
Ensure CSP is effective against XSS attacks
User Experience
Impact
Issue
Serves images with low resolution
General
Impact
Issue
Detected JavaScript libraries
derinstallateur.at SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
Links are not crawlable
Content Best Practices
Format your HTML in a way that enables crawlers to better understand your app’s content.
Impact
Issue
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
Document uses legible font sizes
Tap targets are not sized appropriately
DE
N/A
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Derinstallateur.at 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 Derinstallateur.at 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.
derinstallateur.at
Open Graph description is not detected on the main page of Der Installateur. 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: