Tools & Wizards About Us

Report Summary

  • 45

    Performance

    Renders faster than
    64% of other websites

  • 77

    Accessibility

    Visual factors better than
    that of 44% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 77

    SEO

    Google-friendlier than
    36% of websites

Page Load Speed

7.5 sec in total

First Response

808 ms

Resources Loaded

4.4 sec

Page Rendered

2.3 sec

About Website

Click here to check amazing Www Kniga content for Russia. Otherwise, check out these important facts you probably never knew about www-kniga.ru

Visit www-kniga.ru

Key Findings

We analyzed Www-kniga.ru page load time and found that the first response time was 808 ms and then it took 6.7 sec to load all DOM resources and completely render a web page. This is a poor result, as 80% of websites can load faster.

Performance Metrics

www-kniga.ru performance score

45

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.0 s

50/100

10%

LCP (Largest Contentful Paint)

Value3.0 s

79/100

25%

SI (Speed Index)

Value5.5 s

55/100

10%

TBT (Total Blocking Time)

Value7,960 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.068

96/100

15%

TTI (Time to Interactive)

Value43.2 s

0/100

10%

Network Requests Diagram

www-kniga.ru

808 ms

adsbygoogle.js

16 ms

bg2.jpg

511 ms

kniga.jpg

493 ms

1007433196.jpg

406 ms

Our browser made a total of 212 requests to load all elements on the main page. We found that 29% of them (62 requests) were addressed to the original Www-kniga.ru, 28% (60 requests) were made to Static.ozone.ru and 27% (58 requests) were made to Ozon.ru. The less responsive or slowest element that took the longest time to load (2 sec) belongs to the original domain Www-kniga.ru.

Page Optimization Overview & Recommendations

Page size can be reduced by 80.8 kB (2%)

Content Size

3.6 MB

After Optimization

3.5 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Www-kniga.ru main page is 3.6 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. 70% of websites need less resources to load. Images take 3.4 MB which makes up the majority of the site volume.

HTML Optimization

-78%

Potential reduce by 66.6 kB

  • Original 85.2 kB
  • After minification 83.1 kB
  • After compression 18.7 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. 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 66.6 kB or 78% of the original size.

Image Optimization

-0%

Potential reduce by 7.7 kB

  • Original 3.4 MB
  • After minification 3.4 MB

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. Www Kniga images are well optimized though.

JavaScript Optimization

-9%

Potential reduce by 6.5 kB

  • Original 75.9 kB
  • After minification 75.8 kB
  • After compression 69.5 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. This website has mostly compressed JavaScripts.

CSS Optimization

-25%

Potential reduce by 54 B

  • Original 213 B
  • After minification 191 B
  • After compression 159 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. Www-kniga.ru needs all CSS files to be minified and compressed as it can save up to 54 B or 25% of the original size.

Requests Breakdown

Number of requests can be reduced by 17 (18%)

Requests Now

92

After Optimization

75

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 92 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Www Kniga. 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.

Network Requests Diagram

Accessibility Review

www-kniga.ru accessibility score

77

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

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

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

www-kniga.ru best practices score

67

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

High

Page has valid source maps

High

Issues were logged in the Issues panel in Chrome Devtools

SEO Factors

www-kniga.ru SEO score

77

Search Engine Optimization Advices

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 Www-kniga.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 Www-kniga.ru 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 Www Kniga. 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: