Access book.ru. Электронно-библиотечная система для учебных заведений

About Website

Welcome to book.ru homepage info - get ready to check BOOK best content for Russia right away, or after learning these important things about book.ru

Электронно-библиотечная система BOOK.RU более 10 лет служит незаменимым интеллектуальным помощником для преподавателей, аспирантов, студентов, научных работников. В состав базовой коллекции включены у...

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book.ru

519 ms

Our browser made a total of 1 request to load all elements on the main page. We found that all of those requests were addressed to Book.ru and no external sources were called. The less responsive or slowest element that took the longest time to load (519 ms) belongs to the original domain Book.ru.

Content Size

694.1 kB

After Optimization

367.6 kB

In fact, the total size of Book.ru main page is 694.1 kB. This result falls within the top 5000 of lightweight and thus fast loading web pages. Only a small number of websites need less resources to load. Images take 253.3 kB which makes up the majority of the site volume.

HTML Optimization

-82%

Potential reduce by 441 B

Original 541 B
After minification 143 B
After compression 100 B

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 398 B, which is 74% 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 441 B or 82% of the original size.

Image Optimization

-3%

Potential reduce by 6.7 kB

Original 253.3 kB
After minification 246.6 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. BOOK images are well optimized though.

JavaScript Optimization

-61%

Potential reduce by 143.8 kB

Original 235.8 kB
After minification 226.9 kB
After compression 92.1 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 143.8 kB or 61% of the original size.

CSS Optimization

-86%

Potential reduce by 175.7 kB

Original 204.5 kB
After minification 172.1 kB
After compression 28.8 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. Book.ru needs all CSS files to be minified and compressed as it can save up to 175.7 kB or 86% of the original size.

Requests Now

After Optimization

Besides the initial HTML request, no CSS, Javascripts, AJAX or image files were requested in the course of web page rendering.

Language and Encoding

Language Detected

Language Claimed

N/A

Encoding

N/A

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Book.ru can be misinterpreted by Google and other search engines. Our service has detected that Russian is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that Book.ru main page’s claimed encoding is . Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.

Social Sharing Optimization

book.ru

Open Graph description is not detected on the main page of 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: