Tools & Wizards About Us

Report Summary

  • 46

    Performance

    Renders faster than
    64% of other websites

  • 78

    Accessibility

    Visual factors better than
    that of 45% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 69

    SEO

    Google-friendlier than
    28% of websites

ychebniki.ru

Учебники.Ру - Интернет-магазин учебников и учебных принадлежностей. Купить учебники, канцтовары, школьные рюкзаки.

Page Load Speed

1.6 sec in total

First Response

429 ms

Resources Loaded

1 sec

Page Rendered

112 ms

About Website

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

В интернет-магазине Учебники.ру вы можете купить учебники, канцелярские товары и другие учебные принадлежности.

Visit ychebniki.ru

Key Findings

We analyzed Ychebniki.ru page load time and found that the first response time was 429 ms and then it took 1.1 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 25% of websites can load faster.

Performance Metrics

ychebniki.ru performance score

46

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value1.7 s

91/100

10%

LCP (Largest Contentful Paint)

Value3.2 s

72/100

25%

SI (Speed Index)

Value7.0 s

32/100

10%

TBT (Total Blocking Time)

Value2,930 ms

3/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value19.6 s

2/100

10%

Network Requests Diagram

ychebniki.ru

429 ms

jquery-1.3.2.min.js

17 ms

jquery.cookie.js

24 ms

styles.css

20 ms

embed

524 ms

Our browser made a total of 29 requests to load all elements on the main page. We found that 55% of them (16 requests) were addressed to the original Ychebniki.ru, 41% (12 requests) were made to Static.my-shop.ru and 3% (1 request) were made to My-shop.ru. The less responsive or slowest element that took the longest time to load (524 ms) relates to the external source My-shop.ru.

Page Optimization Overview & Recommendations

Page size can be reduced by 27.6 kB (23%)

Content Size

119.7 kB

After Optimization

92.1 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Ychebniki.ru main page is 119.7 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. 20% of websites need less resources to load. Images take 64.4 kB which makes up the majority of the site volume.

HTML Optimization

-81%

Potential reduce by 22.9 kB

  • Original 28.1 kB
  • After minification 25.3 kB
  • After compression 5.2 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 22.9 kB or 81% of the original size.

Image Optimization

-4%

Potential reduce by 2.5 kB

  • Original 64.4 kB
  • After minification 61.9 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. Ychebniki images are well optimized though.

JavaScript Optimization

-6%

Potential reduce by 1.4 kB

  • Original 21.7 kB
  • After minification 21.7 kB
  • After compression 20.4 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

-15%

Potential reduce by 813 B

  • Original 5.4 kB
  • After minification 5.4 kB
  • After compression 4.6 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. Ychebniki.ru needs all CSS files to be minified and compressed as it can save up to 813 B or 15% of the original size.

Requests Breakdown

We found no issues to fix!

Requests Now

15

After Optimization

15

  • Images
  • JavaScript
  • CSS

The browser has sent 15 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Ychebniki. According to our analytics all requests are already optimized.

Network Requests Diagram

Accessibility Review

ychebniki.ru accessibility score

78

Accessibility Issues

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

Form elements do not have associated labels

Best Practices

ychebniki.ru best practices score

67

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

User Experience

Impact

Issue

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

SEO Factors

ychebniki.ru SEO score

69

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

Language and Encoding

  • Language Detected

    RU

  • Language Claimed

    RU

  • Encoding

    WINDOWS-1251

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Ychebniki.ru 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 Ychebniki.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 Ychebniki. 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: