Tools & Wizards About Us
e-bookua.org.ua screenshot

Report Summary

  • 50

    Performance

    Renders faster than
    68% of other websites

  • 61

    Accessibility

    Visual factors better than
    that of 27% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 88

    SEO

    Google-friendlier than
    65% of websites

e-bookua.org.ua

Скачати електронні книги українською безкоштовно та без без реєстрації

Page Load Speed

4.3 sec in total

First Response

463 ms

Resources Loaded

3.6 sec

Page Rendered

160 ms

e-bookua.org.ua screenshot

About Website

Welcome to e-bookua.org.ua homepage info - get ready to check E Bookua best content for Ukraine right away, or after learning these important things about e-bookua.org.ua

На сайті розміщена велика колекція книг українською мовою. Усі матеріали доступні для вільного завантаження.

Visit e-bookua.org.ua

Key Findings

We analyzed E-bookua.org.ua page load time and found that the first response time was 463 ms and then it took 3.8 sec to load all DOM resources and completely render a web page. This is a poor result, as 65% of websites can load faster.

Performance Metrics

e-bookua.org.ua performance score

50

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.9 s

53/100

10%

LCP (Largest Contentful Paint)

Value3.6 s

60/100

25%

SI (Speed Index)

Value7.4 s

28/100

10%

TBT (Total Blocking Time)

Value830 ms

35/100

30%

CLS (Cumulative Layout Shift)

Value0.043

99/100

15%

TTI (Time to Interactive)

Value11.1 s

20/100

10%

Network Requests Diagram

e-bookua.org.ua

463 ms

e-bookua.org.ua

1376 ms

jquery3.js

341 ms

jqueryui3.js

699 ms

dle_js.js

473 ms

Our browser made a total of 43 requests to load all elements on the main page. We found that 74% of them (32 requests) were addressed to the original E-bookua.org.ua, 7% (3 requests) were made to Googleads.g.doubleclick.net and 5% (2 requests) were made to Pagead2.googlesyndication.com. The less responsive or slowest element that took the longest time to load (1.4 sec) belongs to the original domain E-bookua.org.ua.

Page Optimization Overview & Recommendations

Page size can be reduced by 691.8 kB (62%)

Content Size

1.1 MB

After Optimization

430.9 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of E-bookua.org.ua main page is 1.1 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. 40% of websites need less resources to load. Javascripts take 895.2 kB which makes up the majority of the site volume.

HTML Optimization

-76%

Potential reduce by 47.2 kB

  • Original 61.8 kB
  • After minification 58.0 kB
  • After compression 14.6 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 47.2 kB or 76% of the original size.

Image Optimization

-49%

Potential reduce by 55.1 kB

  • Original 112.9 kB
  • After minification 57.8 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, E Bookua needs image optimization as it can save up to 55.1 kB or 49% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-61%

Potential reduce by 545.4 kB

  • Original 895.2 kB
  • After minification 895.0 kB
  • After compression 349.8 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 545.4 kB or 61% of the original size.

CSS Optimization

-84%

Potential reduce by 44.2 kB

  • Original 52.8 kB
  • After minification 45.3 kB
  • After compression 8.7 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. E-bookua.org.ua needs all CSS files to be minified and compressed as it can save up to 44.2 kB or 84% of the original size.

Requests Breakdown

Number of requests can be reduced by 26 (65%)

Requests Now

40

After Optimization

14

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 40 CSS, Javascripts, AJAX and image requests in order to completely render the main page of E Bookua. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 12 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

e-bookua.org.ua

e-bookua.org.ua

463 ms

e-bookua.org.ua

e-bookua.org.ua

1376 ms

jquery3.js

jquery3.js

341 ms

jqueryui3.js

jqueryui3.js

699 ms

dle_js.js

dle_js.js

473 ms

highslide.js

highslide.js

584 ms

style.css

style.css

471 ms

engine.css

engine.css

354 ms

timer.js

timer.js

451 ms

openapi.js

openapi.js

337 ms

zcode12.me

zcode12.me

416 ms

adsbygoogle.js

adsbygoogle.js

161 ms

js

js

68 ms

openapi.c340c125c61ec5745ebb2a98626e46ab.js

openapi.c340c125c61ec5745ebb2a98626e46ab.js

232 ms

mag.jpg

mag.jpg

121 ms

1557245583_20121005105035.jpg

1557245583_20121005105035.jpg

122 ms

facebook.jpg

facebook.jpg

122 ms

1556945801_gannibal-29854041-237x387.jpg

1556945801_gannibal-29854041-237x387.jpg

121 ms

2.jpg

2.jpg

122 ms

sdk.js

sdk.js

26 ms

logo.png

logo.png

234 ms

icon-main.png

icon-main.png

206 ms

icon-contacts.png

icon-contacts.png

212 ms

icon-rules.png

icon-rules.png

214 ms

icon-reg.png

icon-reg.png

213 ms

icon-search.png

icon-search.png

213 ms

input-168.png

input-168.png

339 ms

button-52.png

button-52.png

340 ms

block-header.png

block-header.png

339 ms

icon-folder-closed.png

icon-folder-closed.png

340 ms

icon-folder-opened.png

icon-folder-opened.png

340 ms

mdash.png

mdash.png

364 ms

input-179.png

input-179.png

428 ms

button-63.png

button-63.png

441 ms

show_ads_impl.js

show_ads_impl.js

231 ms

sdk.js

sdk.js

21 ms

spacer-h.png

spacer-h.png

362 ms

spacer-more.png

spacer-more.png

363 ms

icon-note-small.png

icon-note-small.png

367 ms

icon-support.png

icon-support.png

384 ms

zrt_lookup.html

zrt_lookup.html

40 ms

ads

ads

292 ms

ads

ads

422 ms

Accessibility Review

e-bookua.org.ua accessibility score

61

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.

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

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

Image elements do not have [alt] attributes

High

Form elements do not have associated labels

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

e-bookua.org.ua 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

Page has valid source maps

SEO Factors

e-bookua.org.ua SEO score

88

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

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

High

Tap targets are not sized appropriately

Language and Encoding

  • Language Detected

    UK

  • Language Claimed

    N/A

  • Encoding

    N/A

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise E-bookua.org.ua can be misinterpreted by Google and other search engines. Our service has detected that Ukrainian 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 E-bookua.org.ua main page’s claimed encoding is . 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

e-bookua.org.ua

Open Graph data is detected on the main page of E Bookua. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: