3.7 sec in total
873 ms
2.7 sec
170 ms
Visit der-hedinger.de now to see the best up-to-date Der Hedinger content for Germany and also check out these interesting facts you probably never knew about der-hedinger.de
DER HEDINGER entdecken Sie naturwissenschaftliche Lehrmittel und Chemikalien, um im Unterricht Faszination für Chemie und Biologie zu vermitteln
Visit der-hedinger.deWe analyzed Der-hedinger.de page load time and found that the first response time was 873 ms and then it took 2.8 sec to load all DOM resources and completely render a web page. This is a poor result, as 50% of websites can load faster.
der-hedinger.de performance score
name
value
score
weighting
Value8.1 s
0/100
10%
Value11.8 s
0/100
25%
Value12.3 s
3/100
10%
Value160 ms
94/100
30%
Value0.442
21/100
15%
Value11.1 s
20/100
10%
873 ms
348 ms
347 ms
445 ms
350 ms
Our browser made a total of 56 requests to load all elements on the main page. We found that 96% of them (54 requests) were addressed to the original Der-hedinger.de, 2% (1 request) were made to Ajax.googleapis.com and 2% (1 request) were made to Stats.maxpartner.de. The less responsive or slowest element that took the longest time to load (990 ms) belongs to the original domain Der-hedinger.de.
Page size can be reduced by 367.3 kB (33%)
1.1 MB
748.9 kB
In fact, the total size of Der-hedinger.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 694.2 kB which makes up the majority of the site volume.
Potential reduce by 30.3 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. This page needs HTML code to be minified as it can gain 7.4 kB, which is 20% 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 30.3 kB or 82% of the original size.
Potential reduce by 75.1 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, Der Hedinger needs image optimization as it can save up to 75.1 kB or 11% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 188.4 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 188.4 kB or 63% of the original size.
Potential reduce by 73.4 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. Der-hedinger.de needs all CSS files to be minified and compressed as it can save up to 73.4 kB or 84% of the original size.
Number of requests can be reduced by 38 (69%)
55
17
The browser has sent 55 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Der Hedinger. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 11 to 1 for JavaScripts and from 15 to 1 for CSS and as a result speed up the page load time.
der-hedinger.de
873 ms
stylesheet_1817b48ed1.css
348 ms
basic.css
347 ms
extensions.css
445 ms
fce.css
350 ms
header_menu.css
349 ms
fce_submenu.css
350 ms
footer_menu.css
442 ms
submenu.css
442 ms
powermail.css
448 ms
jcarousel.css
448 ms
startseite.css
448 ms
pz.js
540 ms
javascript_0b12553063.js
537 ms
jquery.min.js
68 ms
jquery.jcarousel.min.js
571 ms
safari.css
572 ms
jquery-1.8.3.min.js
848 ms
jquery.easing-1.3.js
573 ms
jquery.anythingslider-1.8.6.min.js
636 ms
style.css
636 ms
tx_jfmulticontent_pi1.css
636 ms
thickbox.css
637 ms
thickbox.js
643 ms
ui.core.js
732 ms
ui.draggable.js
735 ms
logo.png
100 ms
Hedinger_subnavi_gruen1.png
99 ms
searchbutton.png
102 ms
Hedinger_subnavi_gruen3_l.png
104 ms
Hedinger_subnavi_gruen3_l_r.png
99 ms
Hedinger_subnavi_gruen3_l_m.png
100 ms
Hedinger_hauptnavi_40px_m.png
195 ms
Hedinger_hauptnavi_40px_l.png
195 ms
Hedinger_hauptnavi_40px_r.png
195 ms
Hedinger_subnavi_gruen2.png
196 ms
Hedinger_subnavi_orange.png
196 ms
Hedinger_subnavi_blaugrau.png
197 ms
Hedinger_subnavi_gruen3.png
291 ms
arrow.png
291 ms
Ausbildung.jpg
680 ms
transparenz_75.png
293 ms
Slider-ESIG.jpg
493 ms
Kosmetik.jpg
990 ms
rabatt_slider_725x400_290114.jpg
681 ms
Slider_Webshop.jpg
781 ms
Angebot_des_Monats.jpg
486 ms
Teaserbox_1.jpg
780 ms
Topseller_03_13.jpg
593 ms
Restposten_Juni.jpg
791 ms
ACM_01.jpg
777 ms
Hedinger_subnavi_grau03.png
779 ms
katalog_2016_17.jpg
874 ms
piwik.js
587 ms
arrows.png
826 ms
loadingAnimation.gif
827 ms
der-hedinger.de 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
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.
der-hedinger.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
User Experience
Impact
Issue
Serves images with low resolution
General
Impact
Issue
Detected JavaScript libraries
Missing source maps for large first-party JavaScript
der-hedinger.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 Der-hedinger.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 Der-hedinger.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.
der-hedinger.de
Open Graph description is not detected on the main page of Der Hedinger. 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: