Tools & Wizards About Us
znanie.site screenshot

Report Summary

  • 27

    Performance

    Renders faster than
    46% of other websites

  • 77

    Accessibility

    Visual factors better than
    that of 44% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 85

    SEO

    Google-friendlier than
    55% of websites

znanie.site

Помогаем с школьными домашними заданиями — Знание.site

Page Load Speed

3.3 sec in total

First Response

545 ms

Resources Loaded

2.5 sec

Page Rendered

244 ms

znanie.site screenshot

About Website

Welcome to znanie.site homepage info - get ready to check Znanie best content for Russia right away, or after learning these important things about znanie.site

Знание.site — онлайн решаем школьные домашние задания, бесплатно! Отвечаем на вопросы быстро, только правильные ответы от экспертов нашего сервиса, заходи к нам за ответами.

Visit znanie.site

Key Findings

We analyzed Znanie.site page load time and found that the first response time was 545 ms and then it took 2.8 sec to load all DOM resources and completely render a web page. This is a poor result, as 50% of websites can load faster.

Performance Metrics

znanie.site performance score

27

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value1.8 s

89/100

10%

LCP (Largest Contentful Paint)

Value15.3 s

0/100

25%

SI (Speed Index)

Value8.1 s

21/100

10%

TBT (Total Blocking Time)

Value2,970 ms

3/100

30%

CLS (Cumulative Layout Shift)

Value0.037

100/100

15%

TTI (Time to Interactive)

Value17.1 s

4/100

10%

Network Requests Diagram

znanie.site

545 ms

App.js

21 ms

adsbygoogle.js

187 ms

header-bidding.js

708 ms

context.js

1138 ms

Our browser made a total of 35 requests to load all elements on the main page. We found that 34% of them (12 requests) were addressed to the original Znanie.site, 20% (7 requests) were made to Chatbro.com and 9% (3 requests) were made to Mc.yandex.ru. The less responsive or slowest element that took the longest time to load (1.1 sec) relates to the external source Yandex.ru.

Page Optimization Overview & Recommendations

Page size can be reduced by 301.0 kB (46%)

Content Size

655.5 kB

After Optimization

354.4 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Znanie.site main page is 655.5 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 365.5 kB which makes up the majority of the site volume.

HTML Optimization

-82%

Potential reduce by 299.5 kB

  • Original 365.5 kB
  • After minification 352.7 kB
  • After compression 66.1 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 299.5 kB or 82% of the original size.

Image Optimization

-14%

Potential reduce by 1.2 kB

  • Original 8.7 kB
  • After minification 7.5 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, Znanie needs image optimization as it can save up to 1.2 kB or 14% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-0%

Potential reduce by 195 B

  • Original 279.7 kB
  • After minification 279.7 kB
  • After compression 279.5 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

-13%

Potential reduce by 193 B

  • Original 1.5 kB
  • After minification 1.5 kB
  • After compression 1.3 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. Znanie.site needs all CSS files to be minified and compressed as it can save up to 193 B or 13% of the original size.

Requests Breakdown

Number of requests can be reduced by 15 (58%)

Requests Now

26

After Optimization

11

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 26 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Znanie. 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

znanie.site

znanie.site

545 ms

App.js

App.js

21 ms

adsbygoogle.js

adsbygoogle.js

187 ms

header-bidding.js

header-bidding.js

708 ms

context.js

context.js

1138 ms

tag.js

tag.js

18 ms

znanie.site.js

znanie.site.js

550 ms

embed.js

embed.js

840 ms

style.css

style.css

596 ms

main.js

main.js

121 ms

logo.svg

logo.svg

604 ms

bt-header-trigger.png

bt-header-trigger.png

131 ms

bg-header-corner.png

bg-header-corner.png

583 ms

show_ads_impl.js

show_ads_impl.js

257 ms

zrt_lookup_nohtml.html

zrt_lookup_nohtml.html

56 ms

ZnanijaSite-Regular.woff

ZnanijaSite-Regular.woff

525 ms

ZnanijaSite-Bold.woff

ZnanijaSite-Bold.woff

520 ms

ZnanijaSite-Black.woff

ZnanijaSite-Black.woff

530 ms

ads

ads

40 ms

css

css

31 ms

close.png

close.png

484 ms

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsjZ0B4gaVc.ttf

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsjZ0B4gaVc.ttf

39 ms

1

1

308 ms

advert.gif

advert.gif

425 ms

main.js

main.js

20 ms

1

1

309 ms

g

g

528 ms

chat_vk_logo.png

chat_vk_logo.png

35 ms

chat_telegram_logo.png

chat_telegram_logo.png

45 ms

chat_facebook_logo.png

chat_facebook_logo.png

44 ms

chat_google_logo.png

chat_google_logo.png

42 ms

no_connection.png

no_connection.png

45 ms

chatbro.woff

chatbro.woff

174 ms

f

f

408 ms

sync_cookie_image_decide

sync_cookie_image_decide

138 ms

Accessibility Review

znanie.site 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 input fields do not have accessible names

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

Best practices

These items highlight common accessibility best practices.

Impact

Issue

High

[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.

Best Practices

znanie.site best practices score

75

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Page has valid source maps

SEO Factors

znanie.site SEO score

85

Search Engine Optimization Advices

Crawling and Indexing

To appear in search results, crawlers need access to your app.

Impact

Issue

High

Links are not crawlable

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

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

High

Document uses legible font sizes

Language and Encoding

  • Language Detected

    RU

  • Language Claimed

    RU

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Znanie.site can be misinterpreted by Google and other search engines. Our service has detected that Russian is used on the page, and it matches the claimed language. Our system also found out that Znanie.site 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.

Social Sharing Optimization

znanie.site

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