3 sec in total
384 ms
2.3 sec
271 ms
Visit buttmann.de now to see the best up-to-date Buttmann content and also check out these interesting facts you probably never knew about buttmann.de
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Visit buttmann.deWe analyzed Buttmann.de page load time and found that the first response time was 384 ms and then it took 2.6 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 45% of websites can load faster.
buttmann.de performance score
name
value
score
weighting
Value3.7 s
28/100
10%
Value13.7 s
0/100
25%
Value13.5 s
2/100
10%
Value3,230 ms
2/100
30%
Value0.308
38/100
15%
Value14.9 s
8/100
10%
384 ms
701 ms
110 ms
218 ms
220 ms
Our browser made a total of 39 requests to load all elements on the main page. We found that 97% of them (38 requests) were addressed to the original Buttmann.de, 3% (1 request) were made to Ajax.googleapis.com. The less responsive or slowest element that took the longest time to load (921 ms) belongs to the original domain Buttmann.de.
Page size can be reduced by 209.0 kB (20%)
1.1 MB
856.0 kB
In fact, the total size of Buttmann.de main page is 1.1 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. 30% of websites need less resources to load. Images take 1.0 MB which makes up the majority of the site volume.
Potential reduce by 15.4 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. This page needs HTML code to be minified as it can gain 4.1 kB, which is 21% of the original size. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 15.4 kB or 80% of the original size.
Potential reduce by 157.6 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. Obviously, Buttmann needs image optimization as it can save up to 157.6 kB or 16% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 7.7 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 7.7 kB or 70% of the original size.
Potential reduce by 28.3 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. Buttmann.de needs all CSS files to be minified and compressed as it can save up to 28.3 kB or 85% of the original size.
Number of requests can be reduced by 4 (11%)
37
33
The browser has sent 37 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Buttmann. 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.
buttmann.de
384 ms
www.buttmann.de
701 ms
stylesheet_d21b3aeaa8.css
110 ms
javascript_93077bb238.js
218 ms
standard.css
220 ms
special_standards_home.css
219 ms
iepngfix_tilebg.js
224 ms
preload.js
218 ms
jquery.js
80 ms
swfobject.js
274 ms
wrapper_banner.png
528 ms
Fond_300.png
856 ms
wrapper_head.png
112 ms
menu_bg.png
113 ms
menu_button.jpg
109 ms
content_bg.png
114 ms
column_left_orte.jpg
321 ms
column_center_top_header.jpg
219 ms
column_center_top_footer.jpg
222 ms
qua_verbund.jpg
326 ms
moody_zertifikat_logo_right_column.jpg
428 ms
bund_verbunden.jpg
435 ms
wrapper_footer.png
428 ms
column_center_top_body.jpg
407 ms
vertrauen.jpg
821 ms
column_center_top_body_3.jpg
510 ms
column_center_bottom_1.jpg
518 ms
column_center_bottom_2.jpg
622 ms
column_center_bottom_3.jpg
602 ms
column_center_bottom_4.jpg
719 ms
column_center_bottom_5.jpg
625 ms
column_center_bottom_6.jpg
708 ms
column_right_hotline_body.jpg
730 ms
column_right_hotline_header.jpg
733 ms
column_right_hotline_footer.jpg
815 ms
pfeil.png
824 ms
column_right_blue_body.jpg
837 ms
column_right_blue_footer.jpg
839 ms
column_right_quality.jpg
921 ms
buttmann.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-*] attributes do not match their roles
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
Image elements do not have [alt] attributes
Links do not have a discernible name
buttmann.de best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Ensure CSP is effective against XSS attacks
User Experience
Impact
Issue
Displays images with incorrect aspect ratio
General
Impact
Issue
Detected JavaScript libraries
Browser errors were logged to the console
buttmann.de 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
DE
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Buttmann.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 Buttmann.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.
buttmann.de
Open Graph description is not detected on the main page of Buttmann. 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: