Tools & Wizards About Us
libex.ru screenshot

Report Summary

  • 43

    Performance

    Renders faster than
    64% of other websites

  • 88

    Accessibility

    Visual factors better than
    that of 70% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 79

    SEO

    Google-friendlier than
    40% of websites

libex.ru

Книжный магазин, букинистический и не только. Купить книги. Продать книги

Page Load Speed

3.7 sec in total

First Response

771 ms

Resources Loaded

2.6 sec

Page Rendered

270 ms

libex.ru screenshot

About Website

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

LibeX - торговая площадка, где каждый желающий может купить или продать книги. LibeX не просто книжный магазин. Тут продавцов много. Если у Вас есть книги, которые Вы хотите продать, то можно это сдел...

Visit libex.ru

Key Findings

We analyzed Libex.ru page load time and found that the first response time was 771 ms and then it took 2.9 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

libex.ru performance score

43

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.6 s

63/100

10%

LCP (Largest Contentful Paint)

Value2.8 s

83/100

25%

SI (Speed Index)

Value9.4 s

12/100

10%

TBT (Total Blocking Time)

Value14,780 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.001

100/100

15%

TTI (Time to Interactive)

Value23.2 s

1/100

10%

Network Requests Diagram

www.libex.ru

771 ms

style.css

390 ms

urchin.js

23 ms

gpt.js

23 ms

top100.cnt

267 ms

Our browser made a total of 65 requests to load all elements on the main page. We found that 60% of them (39 requests) were addressed to the original Libex.ru, 9% (6 requests) were made to Tpc.googlesyndication.com and 3% (2 requests) were made to Counter.yadro.ru. The less responsive or slowest element that took the longest time to load (819 ms) belongs to the original domain Libex.ru.

Page Optimization Overview & Recommendations

Page size can be reduced by 351.1 kB (35%)

Content Size

1.0 MB

After Optimization

660.1 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Libex.ru main page is 1.0 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. Images take 525.0 kB which makes up the majority of the site volume.

HTML Optimization

-76%

Potential reduce by 125.7 kB

  • Original 165.1 kB
  • After minification 163.7 kB
  • After compression 39.4 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 125.7 kB or 76% of the original size.

Image Optimization

-3%

Potential reduce by 16.1 kB

  • Original 525.0 kB
  • After minification 508.9 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. Libex images are well optimized though.

JavaScript Optimization

-65%

Potential reduce by 209.2 kB

  • Original 320.7 kB
  • After minification 320.6 kB
  • After compression 111.5 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. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 209.2 kB or 65% of the original size.

CSS Optimization

-26%

Potential reduce by 94 B

  • Original 355 B
  • After minification 332 B
  • After compression 261 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. Libex.ru needs all CSS files to be minified and compressed as it can save up to 94 B or 26% of the original size.

Requests Breakdown

Number of requests can be reduced by 39 (64%)

Requests Now

61

After Optimization

22

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 61 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Libex. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 8 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

www.libex.ru

www.libex.ru

771 ms

style.css

style.css

390 ms

urchin.js

urchin.js

23 ms

gpt.js

gpt.js

23 ms

top100.cnt

top100.cnt

267 ms

omp88x31.gif

omp88x31.gif

441 ms

cycounter

cycounter

259 ms

banner-88x31-rambler-violet2.gif

banner-88x31-rambler-violet2.gif

261 ms

logo

logo

389 ms

logo-masl.jpg

logo-masl.jpg

128 ms

none.gif

none.gif

126 ms

home.gif

home.gif

199 ms

bookmark.gif

bookmark.gif

201 ms

book.gif

book.gif

199 ms

mag.gif

mag.gif

200 ms

rarrow.gif

rarrow.gif

198 ms

no-check.gif

no-check.gif

201 ms

88x31-3.gif

88x31-3.gif

306 ms

2dc3e.jpg

2dc3e.jpg

434 ms

2.gif

2.gif

303 ms

cnt.php

cnt.php

460 ms

8fad0.jpg

8fad0.jpg

303 ms

0.gif

0.gif

300 ms

cnt.php

cnt.php

522 ms

a0.gif

a0.gif

417 ms

ai.gif

ai.gif

431 ms

ii.gif

ii.gif

431 ms

i.gif

i.gif

515 ms

ar.gif

ar.gif

530 ms

arr.gif

arr.gif

529 ms

ico-ok.png

ico-ok.png

527 ms

defcover.jpg

defcover.jpg

557 ms

4.gif

4.gif

618 ms

3.gif

3.gif

621 ms

9a40b.jpg

9a40b.jpg

629 ms

9a410.jpg

9a410.jpg

629 ms

9a40c.jpg

9a40c.jpg

631 ms

9a40e.jpg

9a40e.jpg

752 ms

9a409.jpg

9a409.jpg

814 ms

9a407.jpg

9a407.jpg

819 ms

5-3.gif

5-3.gif

731 ms

findbook.gif

findbook.gif

731 ms

pubads_impl_81.js

pubads_impl_81.js

34 ms

hit

hit

403 ms

nav-bkg.gif

nav-bkg.gif

710 ms

nav-sep.gif

nav-sep.gif

809 ms

bkg.gif

bkg.gif

807 ms

ads

ads

233 ms

container.html

container.html

21 ms

th-frame.jpg

th-frame.jpg

716 ms

__utm.gif

__utm.gif

11 ms

expansion_embed.js

expansion_embed.js

27 ms

10075986692798420937

10075986692798420937

144 ms

css

css

86 ms

m_js_controller.js

m_js_controller.js

59 ms

favicon

favicon

127 ms

abg.js

abg.js

59 ms

googlelogo_color_112x36dp.png

googlelogo_color_112x36dp.png

53 ms

osd.js

osd.js

36 ms

nessie_icon_tiamat_white.png

nessie_icon_tiamat_white.png

55 ms

s

s

32 ms

x_button_blue2.png

x_button_blue2.png

16 ms

Hgo13k-tfSpn0qi1SFdUfT8E0i7KZn-EPnyo3HZu7kw.woff

Hgo13k-tfSpn0qi1SFdUfT8E0i7KZn-EPnyo3HZu7kw.woff

69 ms

counter2

counter2

159 ms

counter2

counter2

169 ms

Accessibility Review

libex.ru accessibility score

88

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

Form elements do not have associated labels

High

Links do not have a discernible name

Best Practices

libex.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

User Experience

Impact

Issue

High

Serves images with low resolution

General

Impact

Issue

High

Browser errors were logged to the console

High

Page has valid source maps

SEO Factors

libex.ru SEO score

79

Search Engine Optimization Advices

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 Libex.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 Libex.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

libex.ru

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