17.8 sec in total
542 ms
16.8 sec
493 ms
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Visit stubu.deWe analyzed Stubu.de page load time and found that the first response time was 542 ms and then it took 17.3 sec to load all DOM resources and completely render a web page. This is an excellent result, as only a small number of websites can load faster.
stubu.de performance score
name
value
score
weighting
Value4.2 s
19/100
10%
Value4.4 s
40/100
25%
Value4.2 s
77/100
10%
Value0 ms
100/100
30%
Value0.026
100/100
15%
Value4.2 s
85/100
10%
542 ms
451 ms
380 ms
1417 ms
304 ms
Our browser made a total of 57 requests to load all elements on the main page. We found that 86% of them (49 requests) were addressed to the original Stubu.de, 5% (3 requests) were made to Facebook.com and 4% (2 requests) were made to Staticxx.facebook.com. The less responsive or slowest element that took the longest time to load (14.7 sec) belongs to the original domain Stubu.de.
Page size can be reduced by 67.7 kB (4%)
1.6 MB
1.5 MB
In fact, the total size of Stubu.de main page is 1.6 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. 20% of websites need less resources to load. Images take 1.6 MB which makes up the majority of the site volume.
Potential reduce by 12.1 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 12.1 kB or 71% of the original size.
Potential reduce by 30.6 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. Stubu images are well optimized though.
Potential reduce by 24.9 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. Stubu.de needs all CSS files to be minified and compressed as it can save up to 24.9 kB or 86% of the original size.
Number of requests can be reduced by 10 (21%)
48
38
The browser has sent 48 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Stubu. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests and as a result speed up the page load time.
stubu.de
542 ms
global.css
451 ms
button.css
380 ms
jquery-1.6.1.js
1417 ms
jquery.imghover.js
304 ms
jquery.labelify.js
306 ms
jquery.simplyscroll-1.0.4.js
452 ms
global.js
453 ms
jquery.validate.min.js
753 ms
jquery.popupWindow.js
511 ms
ind.js
597 ms
index.css
603 ms
all.js
164 ms
bg.jpg
903 ms
85 ms
xd_arbiter.php
127 ms
xd_arbiter.php
262 ms
50 ms
fb.png
302 ms
main_bg.png
145 ms
bg.png
154 ms
logo.png
401 ms
logo_shadow.png
154 ms
left.png
289 ms
1.jpg
1629 ms
2.jpg
604 ms
3.jpg
712 ms
4.jpg
900 ms
right.png
542 ms
bg.png
685 ms
community.png
1129 ms
button_red_bg.gif
828 ms
de_sel.png
854 ms
en.png
958 ms
bg.png
964 ms
clubs.png
999 ms
events.png
1049 ms
pictures.png
1108 ms
facts.png
1097 ms
yellowLine.png
1142 ms
contact.png
1200 ms
redLine.png
1229 ms
news.png
1259 ms
galerie_jayfrog_2000x2000.jpg
14685 ms
pl_ostern_2016_web.jpg
10198 ms
03_Stubu_Donnerstag2015_RZ2.jpg
4930 ms
community.png
1363 ms
footer_bg.png
1407 ms
clubs_hover.png
1500 ms
facts_hover.png
1559 ms
pictures_hover.png
2121 ms
contact_hover.png
1712 ms
blueLine.png
1774 ms
like.php
76 ms
qeKvIRsJabD.js
304 ms
LVx-xkvaJ0b.png
341 ms
greenLine.png
1729 ms
stubu.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-*] attributes do not match their roles
Contrast
These are opportunities to improve the legibility of your content.
Impact
Issue
Background and foreground colors do not have a sufficient contrast ratio.
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.
stubu.de best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Ensure CSP is effective against XSS attacks
General
Impact
Issue
Browser errors were logged to the console
stubu.de SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
Links are not crawlable
Page is blocked from indexing
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
EN
DE
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Stubu.de can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and it does not match the claimed German language. Our system also found out that Stubu.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.
stubu.de
Open Graph description is not detected on the main page of Stubu. 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: