7.2 sec in total
434 ms
6.5 sec
330 ms
Visit book2net.net now to see the best up-to-date Book 2 Net content for Russia and also check out these interesting facts you probably never knew about book2net.net
Qualität Made in Germany: zuverlässig und effizient. Standard (A3-A0) und Sonderformate für Archive, Bibliotheken, Museen und Dienstleister.
Visit book2net.netWe analyzed Book2net.net page load time and found that the first response time was 434 ms and then it took 6.8 sec to load all DOM resources and completely render a web page. This is a poor result, as 80% of websites can load faster.
book2net.net performance score
name
value
score
weighting
Value3.1 s
45/100
10%
Value4.5 s
38/100
25%
Value9.2 s
13/100
10%
Value0 ms
100/100
30%
Value0.018
100/100
15%
Value3.1 s
95/100
10%
434 ms
1295 ms
2629 ms
385 ms
380 ms
Our browser made a total of 74 requests to load all elements on the main page. We found that 89% of them (66 requests) were addressed to the original Book2net.net, 3% (2 requests) were made to Google-analytics.com and 3% (2 requests) were made to Fonts.gstatic.com. The less responsive or slowest element that took the longest time to load (2.6 sec) belongs to the original domain Book2net.net.
Page size can be reduced by 923.9 kB (56%)
1.6 MB
717.0 kB
In fact, the total size of Book2net.net 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. 50% of websites need less resources to load. Javascripts take 595.7 kB which makes up the majority of the site volume.
Potential reduce by 23.8 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 23.8 kB or 79% of the original size.
Potential reduce by 57.6 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. Obviously, Book 2 Net needs image optimization as it can save up to 57.6 kB or 11% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 416.1 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 416.1 kB or 70% of the original size.
Potential reduce by 426.4 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. Book2net.net needs all CSS files to be minified and compressed as it can save up to 426.4 kB or 84% of the original size.
Number of requests can be reduced by 48 (71%)
68
20
The browser has sent 68 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Book 2 Net. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 17 to 1 for JavaScripts and from 27 to 1 for CSS and as a result speed up the page load time.
book2net.net
434 ms
www.book2net.net
1295 ms
2629 ms
bootstrap.min.css
385 ms
bootstrap-responsive.min.css
380 ms
bootstrap-extended.css
342 ms
bootstrap-frontend.min.css
276 ms
bootstrap-responsive-frontend.min.css
342 ms
system.css
258 ms
general.css
409 ms
template.css
658 ms
red.css
472 ms
business.css
442 ms
jsn_wide.css
490 ms
jsn_mobile.css
491 ms
jsn_social_icons.css
514 ms
custom.css
560 ms
modal.css
586 ms
bootstrap.min.css
778 ms
pagebuilder.css
645 ms
jsn-gui-frontend.css
635 ms
front_end.css
670 ms
front_end_responsive.css
689 ms
jquery.min.js
1136 ms
jquery-noconflict.js
745 ms
jquery-migrate.min.js
764 ms
bootstrap.min.js
914 ms
caption.js
789 ms
mootools-core.js
913 ms
core.js
882 ms
mootools-more.js
1366 ms
noconflict.js
890 ms
utils.js
1062 ms
jsn_template.js
1018 ms
modal.js
1057 ms
joomlashine.noconflict.js
1033 ms
bootstrap.min.js
1156 ms
cookieconsent.js
1156 ms
system.css
924 ms
css
65 ms
jsn-bootstrap.css
563 ms
jsn-fonticomoon.css
616 ms
icomoon.css
655 ms
font-awesome.min.css
668 ms
analytics.js
37 ms
fileroller.png
95 ms
cebit_2016_en.jpg
151 ms
logo.png
151 ms
book2net_book_scanner_public_library_promo.jpg
544 ms
bookscanners.jpg
183 ms
librarycamera.jpg
186 ms
microfilmwriter.jpg
150 ms
matrix_sensortechnologie.jpg
300 ms
buchscanner_mosquito_a1.jpg
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buchscanner_v_cobra_a2.jpg
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buchscanner_kiosk_a2.jpg
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arlisna_ristech_2016.jpg
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CeBIT_2016_Hannover.jpg
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IFLA_International_News_Media_Conference_2016.jpg
415 ms
gtm.js
89 ms
header-pattern.png
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icons-social.png
492 ms
mainnav-bg.png
481 ms
icons-uni.png
500 ms
icon-arrow-down.png
583 ms
icon-arrow-black.png
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dot.png
591 ms
gradient-footer-bg-wide.png
596 ms
footer-inner-bg-top.png
600 ms
qpy-UiLNKP-VfOdbcs6r6-vvDin1pK8aKteLpeZ5c0A.woff
52 ms
bH7276GfdCjMjApa_dkG6bO3LdcAZYWl9Si6vvxL-qU.woff
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collect
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dark-floating.css
115 ms
book2net.net 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
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
Links do not have a discernible name
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.
book2net.net best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Ensure CSP is effective against XSS attacks
General
Impact
Issue
Detected JavaScript libraries
book2net.net 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
EN
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Book2net.net can be misinterpreted by Google and other search engines. Our service has detected that German is used on the page, and it does not match the claimed English language. Our system also found out that Book2net.net 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.
book2net.net
Open Graph description is not detected on the main page of Book 2 Net. 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: