Tools & Wizards About Us
public-library.ru screenshot

Report Summary

  • 32

    Performance

    Renders faster than
    52% of other websites

  • 64

    Accessibility

    Visual factors better than
    that of 29% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 64

    SEO

    Google-friendlier than
    24% of websites

public-library.ru

Публичная электронная библиотека Е.Пескина(Russian)

Page Load Speed

3.2 sec in total

First Response

544 ms

Resources Loaded

2.6 sec

Page Rendered

95 ms

public-library.ru screenshot

About Website

Visit public-library.ru now to see the best up-to-date Public Library content for Russia and also check out these interesting facts you probably never knew about public-library.ru

Публичная электронная библиотека Е.Пескина - возможно, старейшая русскоязычная интернет-библиотека (с 1992 г.)

Visit public-library.ru

Key Findings

We analyzed Public-library.ru page load time and found that the first response time was 544 ms and then it took 2.7 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

public-library.ru performance score

32

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value1.0 s

100/100

10%

LCP (Largest Contentful Paint)

Value4.3 s

41/100

25%

SI (Speed Index)

Value5.0 s

63/100

10%

TBT (Total Blocking Time)

Value3,420 ms

2/100

30%

CLS (Cumulative Layout Shift)

Value0.422

23/100

15%

TTI (Time to Interactive)

Value13.8 s

10/100

10%

Network Requests Diagram

public-library.ru

544 ms

counter.js

126 ms

watch.js

17 ms

brand

10 ms

share.js

489 ms

Our browser made a total of 52 requests to load all elements on the main page. We found that 8% of them (4 requests) were addressed to the original Public-library.ru, 17% (9 requests) were made to Pagead2.googlesyndication.com and 13% (7 requests) were made to Tpc.googlesyndication.com. The less responsive or slowest element that took the longest time to load (621 ms) relates to the external source Googleads.g.doubleclick.net.

Page Optimization Overview & Recommendations

Page size can be reduced by 205.0 kB (23%)

Content Size

890.2 kB

After Optimization

685.2 kB

  • HTML
  • Images
  • JavaScript

In fact, the total size of Public-library.ru main page is 890.2 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. 50% of websites need less resources to load. Javascripts take 800.4 kB which makes up the majority of the site volume.

HTML Optimization

-80%

Potential reduce by 64.6 kB

  • Original 80.3 kB
  • After minification 79.4 kB
  • After compression 15.7 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 64.6 kB or 80% of the original size.

Image Optimization

-1%

Potential reduce by 54 B

  • Original 9.5 kB
  • After minification 9.5 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. Public Library images are well optimized though.

JavaScript Optimization

-18%

Potential reduce by 140.4 kB

  • Original 800.4 kB
  • After minification 800.3 kB
  • After compression 660.0 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 140.4 kB or 18% of the original size.

Requests Breakdown

Number of requests can be reduced by 30 (68%)

Requests Now

44

After Optimization

14

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 44 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Public Library. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 23 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

public-library.ru

public-library.ru

544 ms

counter.js

counter.js

126 ms

watch.js

watch.js

17 ms

brand

brand

10 ms

share.js

share.js

489 ms

show_ads.js

show_ads.js

79 ms

rlibrary.gif

rlibrary.gif

258 ms

bbook.gif

bbook.gif

259 ms

all.js

all.js

17 ms

brandjs.js

brandjs.js

45 ms

all.js

all.js

10 ms

110 ms

branding.png

branding.png

24 ms

dc.js

dc.js

8 ms

__utm.gif

__utm.gif

12 ms

platform.js

platform.js

44 ms

adsbygoogle.js

adsbygoogle.js

192 ms

b-share-icon.png

b-share-icon.png

353 ms

watch.js

watch.js

2 ms

b-share-popup_down__tail.png

b-share-popup_down__tail.png

476 ms

cb=gapi.loaded_0

cb=gapi.loaded_0

10 ms

cb=gapi.loaded_1

cb=gapi.loaded_1

34 ms

page

page

29 ms

postmessageRelay

postmessageRelay

43 ms

developers.google.com

developers.google.com

566 ms

3636781319-postmessagerelay.js

3636781319-postmessagerelay.js

24 ms

rpc:shindig_random.js

rpc:shindig_random.js

10 ms

cb=gapi.loaded_0

cb=gapi.loaded_0

5 ms

show_ads_impl.js

show_ads_impl.js

257 ms

zrt_lookup.html

zrt_lookup.html

37 ms

ads

ads

384 ms

ads

ads

621 ms

ads

ads

519 ms

load_preloaded_resource.js

load_preloaded_resource.js

36 ms

icon.png

icon.png

32 ms

abg_lite.js

abg_lite.js

34 ms

s

s

30 ms

window_focus.js

window_focus.js

32 ms

qs_click_protection.js

qs_click_protection.js

41 ms

ufs_web_display.js

ufs_web_display.js

26 ms

5f7468413707c3abfd197d65a482477f.js

5f7468413707c3abfd197d65a482477f.js

23 ms

css

css

161 ms

nessie_icon_tiamat_white.png

nessie_icon_tiamat_white.png

130 ms

14944213133031273137

14944213133031273137

51 ms

reactive_library.js

reactive_library.js

173 ms

activeview

activeview

64 ms

vSn-LAGdw1H8Es98-LL_nT3awXWDHyYlrhLEIRybtG8.js

vSn-LAGdw1H8Es98-LL_nT3awXWDHyYlrhLEIRybtG8.js

16 ms

4Ua_rENHsxJlGDuGo1OIlJfC6l_24rlCK1Yo_Iqcsih3SAyH6cAwhX9RFD48TE63OOYKtrwEIJllpy8.woff

4Ua_rENHsxJlGDuGo1OIlJfC6l_24rlCK1Yo_Iqcsih3SAyH6cAwhX9RFD48TE63OOYKtrwEIJllpy8.woff

26 ms

4Ua_rENHsxJlGDuGo1OIlJfC6l_24rlCK1Yo_Iqcsih3SAyH6cAwhX9RFD48TE63OOYKtrw2IJllpy8.woff

4Ua_rENHsxJlGDuGo1OIlJfC6l_24rlCK1Yo_Iqcsih3SAyH6cAwhX9RFD48TE63OOYKtrw2IJllpy8.woff

34 ms

activeview

activeview

122 ms

sodar

sodar

98 ms

3331918197387456645

3331918197387456645

74 ms

Accessibility Review

public-library.ru accessibility score

64

Accessibility Issues

Tables and lists

These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.

Impact

Issue

High

<dl>'s do not contain only properly-ordered <dt> and <dd> groups, <script>, <template> or <div> elements.

High

Definition list items are not wrapped in <dl> elements

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

Form elements do not have associated labels

High

Links do not have a discernible name

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

public-library.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

public-library.ru SEO score

64

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

Language and Encoding

  • Language Detected

    RU

  • Language Claimed

    N/A

  • Encoding

    WINDOWS-1251

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Public-library.ru can be misinterpreted by Google and other search engines. Our service has detected that Russian 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 Public-library.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

public-library.ru

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