12.3 sec in total
554 ms
11.5 sec
207 ms
Welcome to buderus.de homepage info - get ready to check Buderus best content for Germany right away, or after learning these important things about buderus.de
Bei Buderus finden Sie effiziente und zukunftssichere Heiztechnik und Lüftungstechnik mit modernem Komfort - umweltfreundlich und langlebig.
Visit buderus.deWe analyzed Buderus.de page load time and found that the first response time was 554 ms and then it took 11.7 sec to load all DOM resources and completely render a web page. This is a poor result, as 90% of websites can load faster.
buderus.de performance score
name
value
score
weighting
Value3.1 s
47/100
10%
Value7.2 s
5/100
25%
Value6.1 s
44/100
10%
Value640 ms
46/100
30%
Value0.011
100/100
15%
Value11.8 s
17/100
10%
554 ms
1311 ms
902 ms
791 ms
2827 ms
Our browser made a total of 33 requests to load all elements on the main page. We found that 42% of them (14 requests) were addressed to the original Buderus.de, 52% (17 requests) were made to Webservices.buderus.com and 3% (1 request) were made to Beat-emea.resource.bosch.com. The less responsive or slowest element that took the longest time to load (3.5 sec) relates to the external source Webservices.buderus.com.
Page size can be reduced by 1.9 MB (43%)
4.5 MB
2.6 MB
In fact, the total size of Buderus.de main page is 4.5 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. 20% of websites need less resources to load. Images take 2.1 MB which makes up the majority of the site volume.
Potential reduce by 94.5 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 94.5 kB or 83% of the original size.
Potential reduce by 38.7 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. Buderus images are well optimized though.
Potential reduce by 979.9 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 979.9 kB or 73% of the original size.
Potential reduce by 826.3 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. Buderus.de needs all CSS files to be minified and compressed as it can save up to 826.3 kB or 89% of the original size.
Number of requests can be reduced by 4 (14%)
29
25
The browser has sent 29 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Buderus. 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 as a result speed up the page load time.
buderus.de
554 ms
1311 ms
myBuderus.css
902 ms
guard
791 ms
app.min.js
2827 ms
techdoc.min.js
852 ms
Fallback.png
1364 ms
spacer.png
222 ms
fallback.png
227 ms
home
394 ms
_global-sprite.jpg
764 ms
mybuderus-icons.woff
601 ms
_sprite.png
1056 ms
RS39213_buderus_2013_3862-hpr-1.jpg
2124 ms
slider_product_guide_subvisual.jpg
1993 ms
templates-common.js
222 ms
templates-login.js
317 ms
DNA_Teaser_NEU.jpg
1450 ms
Startseite2.jpg
1160 ms
Logasol_SKT.jpg
2296 ms
Logano_plus_GB145.jpg
2020 ms
GB_192iT.jpg
2618 ms
Computer.jpg
1212 ms
Medalie5JS_persp-3.jpg
1591 ms
ERP_Thumbnail.jpg
1707 ms
1512_3163.jpg
1778 ms
GB_192iT-0638.jpg
2089 ms
EPH_Baumhaus_Startseite-1.jpg
3491 ms
DNA_Teaser_NEU.jpg
2053 ms
Logasol_SKT_0240.jpg
2354 ms
ERP_Thumbnail.jpg
2335 ms
1512_3163.jpg
2364 ms
EPH_Baumhaus_Startseite-1.jpg
2738 ms
buderus.de accessibility score
ARIA
These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.
Impact
Issue
ARIA input fields do not have accessible names
[role]s do not have all required [aria-*] attributes
Elements with an ARIA [role] that require children to contain a specific [role] are missing some or all of those required children.
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
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.
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
Heading elements are not in a sequentially-descending order
Tables and lists
These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.
Impact
Issue
Lists do not contain only <li> elements and script supporting elements (<script> and <template>).
buderus.de 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
General
Impact
Issue
Detected JavaScript libraries
Missing source maps for large first-party JavaScript
buderus.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
DE
DE
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Buderus.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 Buderus.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.
buderus.de
Open Graph description is not detected on the main page of Buderus. 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: