12.5 sec in total
338 ms
3.9 sec
8.3 sec
Welcome to gwdg.de homepage info - get ready to check GWDG best content for Germany right away, or after learning these important things about gwdg.de
Visit gwdg.deWe analyzed Gwdg.de page load time and found that the first response time was 338 ms and then it took 12.2 sec to load all DOM resources and completely render a web page. This is a poor result, as 90% of websites can load faster. This domain responded with an error, which can significantly jeopardize Gwdg.de rating and web reputation
gwdg.de performance score
name
value
score
weighting
Value6.5 s
2/100
10%
Value11.0 s
0/100
25%
Value9.7 s
11/100
10%
Value1,430 ms
15/100
30%
Value0.006
100/100
15%
Value14.0 s
10/100
10%
338 ms
416 ms
861 ms
202 ms
400 ms
Our browser made a total of 52 requests to load all elements on the main page. We found that 98% of them (51 requests) were addressed to the original Gwdg.de, 2% (1 request) were made to Piwik.gwdg.de. The less responsive or slowest element that took the longest time to load (1.1 sec) belongs to the original domain Gwdg.de.
Page size can be reduced by 1.6 MB (35%)
4.6 MB
3.0 MB
In fact, the total size of Gwdg.de main page is 4.6 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. 50% of websites need less resources to load. Images take 2.7 MB which makes up the majority of the site volume.
Potential reduce by 42.5 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 42.5 kB or 80% of the original size.
Potential reduce by 106.6 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. GWDG images are well optimized though.
Potential reduce by 697.9 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 697.9 kB or 74% of the original size.
Potential reduce by 747.3 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. Gwdg.de needs all CSS files to be minified and compressed as it can save up to 747.3 kB or 83% of the original size.
Number of requests can be reduced by 25 (61%)
41
16
The browser has sent 41 CSS, Javascripts, AJAX and image requests in order to completely render the main page of GWDG. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 15 to 1 for JavaScripts and from 12 to 1 for CSS and as a result speed up the page load time.
gwdg.de
338 ms
gwdg.de
416 ms
www.gwdg.de
861 ms
aui.css
202 ms
main.css
400 ms
main.css
292 ms
main.css
294 ms
main.css
389 ms
main.css
391 ms
main.css
393 ms
barebone.jsp
985 ms
main.js
577 ms
navigation.js
481 ms
home
509 ms
home
495 ms
home
493 ms
home
581 ms
main.css
693 ms
jquery-2.1.1.js
1115 ms
jquery.mobile.custom.min.js
602 ms
menu.js
672 ms
equalize.js
677 ms
slick.min.js
795 ms
slick.gwdg.js
766 ms
main.js
772 ms
main.js
789 ms
piwik.js
910 ms
gwdg_logo_only_invert.svg
161 ms
gwdg_logo.svg
193 ms
mpg.svg
194 ms
uni.svg
161 ms
home
198 ms
145 ms
gwdg_background.jpg
242 ms
1442230875209-CloudShare_kleinjpg.jpg
834 ms
1442231405123-Mailinglisten_kleinjpg.jpg
352 ms
1442231714695-ComputeCloud_kleinjpg.jpg
716 ms
1442232031201-ActiveDirectory_kleinjpg.jpg
721 ms
1442231754984-FTPServer_kleinjpg.jpg
834 ms
1442232261397-HighPerformanceComputing_kleinjpg.jpg
433 ms
1442233599532-Forschungsdatenmanagement_kleinjpg.jpg
543 ms
1442842952445-DatenbankdienstMySQL_kleinjpg.jpg
722 ms
Arimo-Regular.woff
642 ms
Arimo-Bold.woff
742 ms
fontawesome-alloy.woff
809 ms
UniversCom-45Light.woff
715 ms
UniversCom-55Roman.woff
715 ms
UniversCom-63BoldExt.woff
740 ms
fontawesome-webfont.woff
790 ms
816 ms
834 ms
99 ms
gwdg.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
[role] values are not valid
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
Image elements do not have [alt] attributes
Links do not have a discernible name
gwdg.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
gwdg.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
EN
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Gwdg.de can be misinterpreted by Google and other search engines. Our service has detected that German is used on the page, and it does not match the claimed English language. Our system also found out that Gwdg.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.
gwdg.de
Open Graph description is not detected on the main page of GWDG. 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: