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Visit utb-studi-e-book.de now to see the best up-to-date Utb Studi E Book content for Germany and also check out these interesting facts you probably never knew about utb-studi-e-book.de
Die utb elibrary ist eine verlagsübergreifende Online-Bibliothek mit über 18.000 Titeln von mehr als 40 Verlagen. Sie wird von der Stuttgarter Verlagskooperation utb betrieben und bereitgestellt. Nebe...
Visit utb-studi-e-book.deWe analyzed Utb-studi-e-book.de page load time and found that the first response time was 4.2 sec and then it took 8.4 sec to load all DOM resources and completely render a web page. This is a poor result, as 85% of websites can load faster.
utb-studi-e-book.de performance score
name
value
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weighting
Value4.0 s
24/100
10%
Value13.6 s
0/100
25%
Value15.5 s
0/100
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Value950 ms
29/100
30%
Value0.479
18/100
15%
Value53.1 s
0/100
10%
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36 ms
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234 ms
Our browser made a total of 171 requests to load all elements on the main page. We found that 92% of them (158 requests) were addressed to the original Utb-studi-e-book.de, 6% (10 requests) were made to Fonts.gstatic.com and 2% (3 requests) were made to Fonts.googleapis.com. The less responsive or slowest element that took the longest time to load (4.2 sec) belongs to the original domain Utb-studi-e-book.de.
Page size can be reduced by 1.5 MB (38%)
4.0 MB
2.5 MB
In fact, the total size of Utb-studi-e-book.de main page is 4.0 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. 65% of websites need less resources to load. Images take 2.4 MB which makes up the majority of the site volume.
Potential reduce by 160.7 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 45.3 kB, which is 26% 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 160.7 kB or 92% of the original size.
Potential reduce by 131.9 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. Utb Studi E Book images are well optimized though.
Potential reduce by 619.7 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 619.7 kB or 79% of the original size.
Potential reduce by 601.6 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. Utb-studi-e-book.de needs all CSS files to be minified and compressed as it can save up to 601.6 kB or 85% of the original size.
Number of requests can be reduced by 70 (44%)
160
90
The browser has sent 160 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Utb Studi E 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 34 to 1 for JavaScripts and from 38 to 1 for CSS and as a result speed up the page load time.
www.utb-studi-e-book.de
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utb-studi-e-book.de 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.
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
Heading elements are not in a sequentially-descending order
Tables and lists
These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.
Impact
Issue
List items (<li>) are not contained within <ul> or <ol> parent elements.
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.
utb-studi-e-book.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
User Experience
Impact
Issue
Displays images with incorrect aspect ratio
General
Impact
Issue
Detected JavaScript libraries
Browser errors were logged to the console
Page has valid source maps
utb-studi-e-book.de SEO score
Content Best Practices
Format your HTML in a way that enables crawlers to better understand your app’s content.
Impact
Issue
Links do not have descriptive text
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 Utb-studi-e-book.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 Utb-studi-e-book.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.
utb-studi-e-book.de
Open Graph description is not detected on the main page of Utb Studi E 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: