Report Summary

  • 93

    Performance

    Renders faster than
    92% of other websites

  • 61

    Accessibility

    Visual factors better than
    that of 27% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 69

    SEO

    Google-friendlier than
    28% of websites

booksshare.net

booksshare.net - Научная литература: Главная

Page Load Speed

6.3 sec in total

First Response

1.3 sec

Resources Loaded

2.9 sec

Page Rendered

2 sec

booksshare.net screenshot

About Website

Visit booksshare.net now to see the best up-to-date Booksshare content for Russia and also check out these interesting facts you probably never knew about booksshare.net

От создателя : Очень часто мне приходилось проводить бесследно потеряные часы за поисками книг и научных работ всвязи с необходимостью написания рефератов, дипломных, диссертаций . Я искал книги в биб...

Visit booksshare.net

Key Findings

We analyzed Booksshare.net page load time and found that the first response time was 1.3 sec and then it took 4.9 sec to load all DOM resources and completely render a web page. This is a poor result, as 75% of websites can load faster.

Performance Metrics

booksshare.net performance score

93

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value1.1 s

99/100

10%

LCP (Largest Contentful Paint)

Value1.8 s

99/100

25%

SI (Speed Index)

Value2.0 s

99/100

10%

TBT (Total Blocking Time)

Value120 ms

97/100

30%

CLS (Cumulative Layout Shift)

Value0.037

100/100

15%

TTI (Time to Interactive)

Value7.7 s

46/100

10%

Network Requests Diagram

booksshare.net

1332 ms

main.css

134 ms

spacer.gif

118 ms

c.png

73 ms

line_p.png

71 ms

Our browser made a total of 37 requests to load all elements on the main page. We found that 46% of them (17 requests) were addressed to the original Booksshare.net, 11% (4 requests) were made to W.uptolike.com and 11% (4 requests) were made to Acint.net. The less responsive or slowest element that took the longest time to load (1.3 sec) belongs to the original domain Booksshare.net.

Page Optimization Overview & Recommendations

Page size can be reduced by 169.8 kB (53%)

Content Size

321.7 kB

After Optimization

151.8 kB

In fact, the total size of Booksshare.net main page is 321.7 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. 25% of websites need less resources to load. HTML takes 157.4 kB which makes up the majority of the site volume.

HTML Optimization

-80%

Potential reduce by 126.3 kB

  • Original 157.4 kB
  • After minification 157.0 kB
  • After compression 31.2 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 126.3 kB or 80% of the original size.

Image Optimization

-22%

Potential reduce by 26.8 kB

  • Original 123.0 kB
  • After minification 96.2 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, Booksshare needs image optimization as it can save up to 26.8 kB or 22% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-35%

Potential reduce by 12.8 kB

  • Original 36.4 kB
  • After minification 36.4 kB
  • After compression 23.6 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 12.8 kB or 35% of the original size.

CSS Optimization

-82%

Potential reduce by 4.0 kB

  • Original 4.9 kB
  • After minification 4.2 kB
  • After compression 881 B

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. Booksshare.net needs all CSS files to be minified and compressed as it can save up to 4.0 kB or 82% of the original size.

Requests Breakdown

Number of requests can be reduced by 13 (39%)

Requests Now

33

After Optimization

20

The browser has sent 33 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Booksshare. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 7 to 1 for JavaScripts and as a result speed up the page load time.

Accessibility Review

booksshare.net accessibility score

61

Accessibility Issues

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

High

[aria-*] attributes do not match their roles

Contrast

These are opportunities to improve the legibility of your content.

Impact

Issue

High

Background and foreground colors do not have a sufficient contrast ratio.

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

High

<frame> or <iframe> elements do not have a title

High

Image elements do not have [alt] attributes

High

Links do not have a discernible name

Internationalization and localization

These are opportunities to improve the interpretation of your content by users in different locales.

Impact

Issue

High

<html> element does not have a [lang] attribute

Best Practices

booksshare.net best practices score

75

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

General

Impact

Issue

High

Browser errors were logged to the console

SEO Factors

booksshare.net SEO score

69

Search Engine Optimization Advices

Content Best Practices

Format your HTML in a way that enables crawlers to better understand your app’s content.

Impact

Issue

High

Image elements do not have [alt] attributes

Language and Encoding

  • Language Detected

    RU

  • Language Claimed

    N/A

  • Encoding

    WINDOWS-1251

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Booksshare.net 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 Booksshare.net main page’s claimed encoding is windows-1251. 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

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