Report Summary

  • 96

    Performance

    Renders faster than
    94% of other websites

  • 92

    Accessibility

    Visual factors better than
    that of 80% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    56% of websites

  • 100

    SEO

    Google-friendlier than
    95% of websites

pidruchnyk.com.ua

Шкільні підручники онлайн

Page Load Speed

4.2 sec in total

First Response

737 ms

Resources Loaded

3.1 sec

Page Rendered

422 ms

pidruchnyk.com.ua screenshot

About Website

Welcome to pidruchnyk.com.ua homepage info - get ready to check Pidruchnyk best content for Ukraine right away, or after learning these important things about pidruchnyk.com.ua

Шкільні підручники в електронному варіанті pdf, які можна читати онлайн або безкоштовно завантажити на комп'ютер, телефон, планшет чи айпод.

Visit pidruchnyk.com.ua

Key Findings

We analyzed Pidruchnyk.com.ua page load time and found that the first response time was 737 ms and then it took 3.5 sec to load all DOM resources and completely render a web page. This is a poor result, as 55% of websites can load faster.

Performance Metrics

pidruchnyk.com.ua performance score

96

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.0 s

83/100

10%

LCP (Largest Contentful Paint)

Value2.0 s

97/100

25%

SI (Speed Index)

Value2.5 s

97/100

10%

TBT (Total Blocking Time)

Value100 ms

98/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value3.0 s

96/100

10%

Network Requests Diagram

pidruchnyk.com.ua

737 ms

index.php

388 ms

style.css

248 ms

styles.css

253 ms

engine.css

253 ms

Our browser made a total of 79 requests to load all elements on the main page. We found that 63% of them (50 requests) were addressed to the original Pidruchnyk.com.ua, 16% (13 requests) were made to Vk.com and 3% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (1.6 sec) belongs to the original domain Pidruchnyk.com.ua.

Page Optimization Overview & Recommendations

Page size can be reduced by 503.4 kB (28%)

Content Size

1.8 MB

After Optimization

1.3 MB

In fact, the total size of Pidruchnyk.com.ua main page is 1.8 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. 50% of websites need less resources to load. Images take 1.2 MB which makes up the majority of the site volume.

HTML Optimization

-81%

Potential reduce by 49.5 kB

  • Original 61.1 kB
  • After minification 57.2 kB
  • After compression 11.6 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 49.5 kB or 81% of the original size.

Image Optimization

-7%

Potential reduce by 89.7 kB

  • Original 1.2 MB
  • After minification 1.1 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. Pidruchnyk images are well optimized though.

JavaScript Optimization

-68%

Potential reduce by 266.1 kB

  • Original 390.0 kB
  • After minification 329.5 kB
  • After compression 123.9 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 266.1 kB or 68% of the original size.

CSS Optimization

-81%

Potential reduce by 98.2 kB

  • Original 120.6 kB
  • After minification 99.9 kB
  • After compression 22.4 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. Pidruchnyk.com.ua needs all CSS files to be minified and compressed as it can save up to 98.2 kB or 81% of the original size.

Requests Breakdown

Number of requests can be reduced by 30 (39%)

Requests Now

77

After Optimization

47

The browser has sent 77 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Pidruchnyk. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 21 to 1 for JavaScripts and from 6 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

pidruchnyk.com.ua accessibility score

92

Accessibility Issues

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

pidruchnyk.com.ua best practices score

83

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

SEO Factors

pidruchnyk.com.ua SEO score

100

Search Engine Optimization Advices

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

    UK

  • Language Claimed

    RU

  • Encoding

    WINDOWS-1251

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Pidruchnyk.com.ua can be misinterpreted by Google and other search engines. Our service has detected that Ukrainian is used on the page, and it does not match the claimed Russian language. Our system also found out that Pidruchnyk.com.ua 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 Pidruchnyk. 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: