3.1 sec in total
418 ms
2.5 sec
142 ms
Click here to check amazing Mathinf Uni Heidelberg content for Germany. Otherwise, check out these important facts you probably never knew about mathinf.uni-heidelberg.de
Homepage Fakultät für Mathematik und Informatik, Universität Heidelberg
Visit mathinf.uni-heidelberg.deWe analyzed Mathinf.uni-heidelberg.de page load time and found that the first response time was 418 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.
mathinf.uni-heidelberg.de performance score
name
value
score
weighting
Value2.0 s
84/100
10%
Value7.0 s
6/100
25%
Value5.9 s
48/100
10%
Value430 ms
64/100
30%
Value0.021
100/100
15%
Value6.4 s
60/100
10%
418 ms
492 ms
779 ms
687 ms
688 ms
Our browser made a total of 19 requests to load all elements on the main page. We found that 68% of them (13 requests) were addressed to the original Mathinf.uni-heidelberg.de, 32% (6 requests) were made to Uni-heidelberg.de. The less responsive or slowest element that took the longest time to load (886 ms) relates to the external source Uni-heidelberg.de.
Page size can be reduced by 123.1 kB (30%)
406.9 kB
283.9 kB
In fact, the total size of Mathinf.uni-heidelberg.de main page is 406.9 kB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 15% of websites need less resources to load. Images take 273.9 kB which makes up the majority of the site volume.
Potential reduce by 8.7 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 2.7 kB, which is 22% 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 8.7 kB or 71% of the original size.
Potential reduce by 34.2 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, Mathinf Uni Heidelberg needs image optimization as it can save up to 34.2 kB or 12% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 60.1 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 60.1 kB or 65% of the original size.
Potential reduce by 20.1 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. Mathinf.uni-heidelberg.de needs all CSS files to be minified and compressed as it can save up to 20.1 kB or 73% of the original size.
Number of requests can be reduced by 6 (35%)
17
11
The browser has sent 17 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Mathinf Uni Heidelberg. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 7 to 1 for CSS and as a result speed up the page load time.
mathinf.uni-heidelberg.de
418 ms
mathinf.uni-heidelberg.de
492 ms
base_ltr.css
779 ms
basemod_ltr_spread.css
687 ms
content.css
688 ms
style_ltr.css
886 ms
print_ltr.css
693 ms
style.css
104 ms
printstyle_zentral.css
226 ms
jquery-1.10.2.js
438 ms
math_inf_dt.gif
103 ms
topimage.png
301 ms
siegel_uni_hd_klein.gif
105 ms
neu-button-12.png
179 ms
externlink.png
204 ms
forschung.jpg
380 ms
lehre.png
704 ms
icon_top.gif
317 ms
schriftzug_uni_neu_448x32.gif
104 ms
mathinf.uni-heidelberg.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
Links do not have a discernible name
mathinf.uni-heidelberg.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
mathinf.uni-heidelberg.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
EN
N/A
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Mathinf.uni-heidelberg.de can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that Mathinf.uni-heidelberg.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.
mathinf.uni-heidelberg.de
Open Graph description is not detected on the main page of Mathinf Uni Heidelberg. 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: