4.3 sec in total
428 ms
3.7 sec
232 ms
Click here to check amazing U Book content for Austria. Otherwise, check out these important facts you probably never knew about ubook.at
Hochwertige Laptops, Convertibles und Tablets zum günstigen Preis für Studierende, Schüler*innen und Mitarbeiter*innen österreichischer Bildungseinrichtungen.
Visit ubook.atWe analyzed Ubook.at page load time and found that the first response time was 428 ms and then it took 3.9 sec to load all DOM resources and completely render a web page. This is a poor result, as 60% of websites can load faster.
ubook.at performance score
name
value
score
weighting
Value3.6 s
32/100
10%
Value8.1 s
2/100
25%
Value6.2 s
44/100
10%
Value60 ms
100/100
30%
Value0.045
99/100
15%
Value4.5 s
82/100
10%
428 ms
348 ms
415 ms
448 ms
311 ms
Our browser made a total of 42 requests to load all elements on the main page. We found that 76% of them (32 requests) were addressed to the original Ubook.at, 10% (4 requests) were made to Fonts.gstatic.com and 5% (2 requests) were made to Cdnjs.cloudflare.com. The less responsive or slowest element that took the longest time to load (1.2 sec) belongs to the original domain Ubook.at.
Page size can be reduced by 65.4 kB (9%)
743.5 kB
678.1 kB
In fact, the total size of Ubook.at main page is 743.5 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. 30% of websites need less resources to load. Images take 650.8 kB which makes up the majority of the site volume.
Potential reduce by 19.5 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 19.5 kB or 76% of the original size.
Potential reduce by 3.0 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. U Book images are well optimized though.
Potential reduce by 43.0 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 43.0 kB or 64% of the original size.
Number of requests can be reduced by 20 (56%)
36
16
The browser has sent 36 CSS, Javascripts, AJAX and image requests in order to completely render the main page of U Book. 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 7 to 1 for CSS and as a result speed up the page load time.
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ubook.at 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.
ubook.at 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
Page has valid source maps
ubook.at SEO score
Content Best Practices
Format your HTML in a way that enables crawlers to better understand your app’s content.
Impact
Issue
Document doesn't have a valid hreflang
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 Ubook.at 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 Ubook.at 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.
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ubook.at
Open Graph description is not detected on the main page of U Book. 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: