4.2 sec in total
196 ms
3.7 sec
356 ms
Click here to check amazing Vgluebbe content for Germany. Otherwise, check out these important facts you probably never knew about vgluebbe.de
Bastei Lübbe bietet ein umfassendes und abwechslungsreiches Angebot an Büchern, eBooks, Hörbüchern und Audio-Downloads
Visit vgluebbe.deWe analyzed Vgluebbe.de page load time and found that the first response time was 196 ms and then it took 4 sec to load all DOM resources and completely render a web page. This is a poor result, as 65% of websites can load faster.
vgluebbe.de performance score
name
value
score
weighting
Value3.6 s
31/100
10%
Value6.1 s
12/100
25%
Value8.2 s
20/100
10%
Value400 ms
68/100
30%
Value0.16
73/100
15%
Value9.3 s
31/100
10%
196 ms
451 ms
255 ms
272 ms
787 ms
Our browser made a total of 80 requests to load all elements on the main page. We found that 0% of them (0 request) were addressed to the original Vgluebbe.de, 5% (4 requests) were made to Etracker.de and 3% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (1.2 sec) relates to the external source Luebbe.de.
Page size can be reduced by 649.6 kB (27%)
2.4 MB
1.7 MB
In fact, the total size of Vgluebbe.de main page is 2.4 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. 50% of websites need less resources to load. Images take 1.5 MB which makes up the majority of the site volume.
Potential reduce by 118.4 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 42.4 kB, which is 32% 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 118.4 kB or 89% of the original size.
Potential reduce by 38.6 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. Vgluebbe images are well optimized though.
Potential reduce by 244.0 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 244.0 kB or 56% of the original size.
Potential reduce by 248.7 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. Vgluebbe.de needs all CSS files to be minified and compressed as it can save up to 248.7 kB or 88% of the original size.
Number of requests can be reduced by 9 (12%)
73
64
The browser has sent 73 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Vgluebbe. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 10 to 1 for JavaScripts and as a result speed up the page load time.
www.luebbe.de
196 ms
www.luebbe.de
451 ms
bastei-luebbe.css
255 ms
combined.css
272 ms
e.js
787 ms
modernizr.js
270 ms
require.js
536 ms
jquery-1.8.3.min.js
557 ms
470 ms
t.js
588 ms
pbs.2.js
862 ms
analytics.js
134 ms
bastei-luebbe.svg
134 ms
737b4f7f65ec0e90.jpg
319 ms
526f3cdbb0b51942.jpeg
235 ms
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299 ms
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630 ms
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603 ms
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612 ms
product-ebook.png
840 ms
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704 ms
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706 ms
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731 ms
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838 ms
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834 ms
reduced_price.png
818 ms
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871 ms
product-download.png
1039 ms
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999 ms
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994 ms
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992 ms
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996 ms
payment_options.png
955 ms
UnitWeb-Light.woff
1035 ms
collect
60 ms
UnitWeb-Thin.woff
974 ms
UnitWeb.woff
939 ms
UnitWeb-Bold.woff
911 ms
icons.woff
768 ms
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917 ms
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876 ms
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866 ms
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958 ms
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948 ms
cnt_js.php
116 ms
cntcc
104 ms
8146ffdf4dd8299f.jpeg
871 ms
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922 ms
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879 ms
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1024 ms
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894 ms
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837 ms
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1023 ms
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1155 ms
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1031 ms
vgluebbe.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 are not valid or misspelled
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
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
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.
vgluebbe.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
vgluebbe.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
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 Vgluebbe.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 Vgluebbe.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.
vgluebbe.de
Open Graph description is not detected on the main page of Vgluebbe. 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: