2.9 sec in total
174 ms
2.6 sec
110 ms
Welcome to wipaed.uni-koeln.de homepage info - get ready to check Wipaed Uni Koeln best content for Germany right away, or after learning these important things about wipaed.uni-koeln.de
Visit wipaed.uni-koeln.deWe analyzed Wipaed.uni-koeln.de page load time and found that the first response time was 174 ms and then it took 2.7 sec to load all DOM resources and completely render a web page. This is a poor result, as 50% of websites can load faster.
wipaed.uni-koeln.de performance score
name
value
score
weighting
Value3.1 s
48/100
10%
Value8.3 s
2/100
25%
Value6.2 s
43/100
10%
Value70 ms
99/100
30%
Value0.107
88/100
15%
Value6.9 s
54/100
10%
174 ms
98 ms
197 ms
199 ms
201 ms
Our browser made a total of 26 requests to load all elements on the main page. We found that 96% of them (25 requests) were addressed to the original Wipaed.uni-koeln.de, 4% (1 request) were made to Piwik.rrz.uni-koeln.de. The less responsive or slowest element that took the longest time to load (1.3 sec) belongs to the original domain Wipaed.uni-koeln.de.
Page size can be reduced by 1.2 MB (57%)
2.0 MB
875.0 kB
In fact, the total size of Wipaed.uni-koeln.de main page is 2.0 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. 25% of websites need less resources to load. Javascripts take 1.7 MB which makes up the majority of the site volume.
Potential reduce by 14.5 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. This page needs HTML code to be minified as it can gain 2.3 kB, which is 12% 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 14.5 kB or 76% of the original size.
Potential reduce by 16.4 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. Wipaed Uni Koeln images are well optimized though.
Potential reduce by 1.1 MB
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 1.1 MB or 61% of the original size.
Potential reduce by 60.6 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. Wipaed.uni-koeln.de needs all CSS files to be minified and compressed as it can save up to 60.6 kB or 81% of the original size.
Number of requests can be reduced by 12 (48%)
25
13
The browser has sent 25 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Wipaed Uni Koeln. 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 from 9 to 1 for CSS and as a result speed up the page load time.
174 ms
stylesheet_5a5cf3784a.css
98 ms
CssDemo.css
197 ms
base.css
199 ms
tt_address.css
201 ms
tt_news_CD2011.css
289 ms
1.css
298 ms
newsStyle.css
296 ms
stylesheet_3038cea93b.css
290 ms
jquery-2.1.x-1.10.x-1.2.x-3.0.x.js
693 ms
javascript_dd82474708.js
291 ms
kiwi_accordion.js
382 ms
hyphenator.js
1260 ms
bg_head.png
97 ms
siegel.png
196 ms
equis_90x90.png
100 ms
search.png
106 ms
bg_navi.png
100 ms
dot_root.gif
191 ms
bg_wrapper.png
193 ms
csm_IBW_klein_46e0ef19c7.png
565 ms
Logo_Hochschultage_Klein_II.png
200 ms
bg_footer.png
285 ms
pipe.gif
287 ms
piwik.js
680 ms
print.css
97 ms
wipaed.uni-koeln.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 IDs are not unique
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
Links do not have a discernible name
wipaed.uni-koeln.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
wipaed.uni-koeln.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
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 Wipaed.uni-koeln.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 Wipaed.uni-koeln.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.
wipaed.uni-koeln.de
Open Graph description is not detected on the main page of Wipaed Uni Koeln. 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: