5.1 sec in total
305 ms
4.6 sec
190 ms
Welcome to online.sdu.dk homepage info - get ready to check Online Sdu best content for Denmark right away, or after learning these important things about online.sdu.dk
Visit online.sdu.dkWe analyzed Online.sdu.dk page load time and found that the first response time was 305 ms and then it took 4.8 sec to load all DOM resources and completely render a web page. This is a poor result, as 70% of websites can load faster.
online.sdu.dk performance score
name
value
score
weighting
Value1.9 s
86/100
10%
Value11.2 s
0/100
25%
Value9.5 s
11/100
10%
Value720 ms
41/100
30%
Value0
100/100
15%
Value11.9 s
17/100
10%
305 ms
429 ms
415 ms
296 ms
496 ms
Our browser made a total of 20 requests to load all elements on the main page. We found that all of those requests were addressed to Online.sdu.dk and no external sources were called. The less responsive or slowest element that took the longest time to load (1.5 sec) belongs to the original domain Online.sdu.dk.
Page size can be reduced by 2.2 MB (77%)
2.9 MB
680.5 kB
In fact, the total size of Online.sdu.dk main page is 2.9 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. 15% of websites need less resources to load. Javascripts take 2.5 MB which makes up the majority of the site volume.
Potential reduce by 4.2 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 4.2 kB or 66% of the original size.
Potential reduce by 2.1 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. Online Sdu images are well optimized though.
Potential reduce by 1.9 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 1.9 MB or 77% of the original size.
Potential reduce by 311.5 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. Online.sdu.dk needs all CSS files to be minified and compressed as it can save up to 311.5 kB or 83% of the original size.
Number of requests can be reduced by 9 (64%)
14
5
The browser has sent 14 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Online Sdu. 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 JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.
online.sdu.dk
305 ms
online.sdu.dk
429 ms
index.html
415 ms
rdx.css
296 ms
base.css
496 ms
citrix-fonts.css
426 ms
custom.css
426 ms
rdx.js
1499 ms
login.js
429 ms
views.js
436 ms
gateway_login_view.js
524 ms
gateway_login_form_view.js
524 ms
resources.js
628 ms
nsshare.js
633 ms
SDU_logo.jpg
200 ms
in_progress.gif
101 ms
header_gradient.png
102 ms
ns_gateway_logo_center.png
103 ms
Button_LogOn_idle.png
104 ms
header_overlay_square_pattern.png
104 ms
online.sdu.dk accessibility score
Contrast
These are opportunities to improve the legibility of your content.
Impact
Issue
Background and foreground colors do not have a sufficient contrast ratio.
Internationalization and localization
These are opportunities to improve the interpretation of your content by users in different locales.
Impact
Issue
<html> element does not have a [lang] attribute
Best practices
These items highlight common accessibility best practices.
Impact
Issue
[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.
online.sdu.dk best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Ensure CSP is effective against XSS attacks
User Experience
Impact
Issue
Serves images with low resolution
General
Impact
Issue
Detected JavaScript libraries
online.sdu.dk SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
Links are not crawlable
robots.txt is not valid
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 Online.sdu.dk 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 Online.sdu.dk 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.
online.sdu.dk
Open Graph description is not detected on the main page of Online Sdu. 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: