Tools & Wizards About Us
chl.kiev.ua screenshot

Report Summary

  • 20

    Performance

    Renders faster than
    37% of other websites

  • 58

    Accessibility

    Visual factors better than
    that of 25% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 62

    SEO

    Google-friendlier than
    23% of websites

chl.kiev.ua

Головна сторінка Національної бібліотеки України для дітей

Page Load Speed

8.6 sec in total

First Response

436 ms

Resources Loaded

7.2 sec

Page Rendered

902 ms

chl.kiev.ua screenshot

About Website

Click here to check amazing Chl content for Ukraine. Otherwise, check out these important facts you probably never knew about chl.kiev.ua

бібліотеки, діти, національні бібліотеки, бібліотеки для дітей, електронний каталог, віртуальна довідка, книги для дітей, рідкісні видання, методичні рекомендації, бібліографічні покажчики, дитяча тво...

Visit chl.kiev.ua

Key Findings

We analyzed Chl.kiev.ua page load time and found that the first response time was 436 ms and then it took 8.1 sec to load all DOM resources and completely render a web page. This is a poor result, as 85% of websites can load faster.

Performance Metrics

chl.kiev.ua performance score

20

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.2 s

42/100

10%

LCP (Largest Contentful Paint)

Value8.4 s

2/100

25%

SI (Speed Index)

Value34.8 s

0/100

10%

TBT (Total Blocking Time)

Value4,180 ms

1/100

30%

CLS (Cumulative Layout Shift)

Value0.038

100/100

15%

TTI (Time to Interactive)

Value47.0 s

0/100

10%

Network Requests Diagram

chl.kiev.ua

436 ms

chl.kiev.ua

803 ms

styles.css

140 ms

js

65 ms

sdk.js

19 ms

Our browser made a total of 90 requests to load all elements on the main page. We found that 64% of them (58 requests) were addressed to the original Chl.kiev.ua, 13% (12 requests) were made to Youtube.com and 9% (8 requests) were made to Jnn-pa.googleapis.com. The less responsive or slowest element that took the longest time to load (5.8 sec) belongs to the original domain Chl.kiev.ua.

Page Optimization Overview & Recommendations

Page size can be reduced by 304.6 kB (4%)

Content Size

7.5 MB

After Optimization

7.2 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Chl.kiev.ua main page is 7.5 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. 65% of websites need less resources to load. Images take 7.2 MB which makes up the majority of the site volume.

HTML Optimization

-83%

Potential reduce by 83.1 kB

  • Original 99.6 kB
  • After minification 90.7 kB
  • After compression 16.6 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 83.1 kB or 83% of the original size.

Image Optimization

-3%

Potential reduce by 194.9 kB

  • Original 7.2 MB
  • After minification 7.0 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. Chl images are well optimized though.

JavaScript Optimization

-11%

Potential reduce by 22.2 kB

  • Original 208.1 kB
  • After minification 201.0 kB
  • After compression 185.9 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 22.2 kB or 11% of the original size.

CSS Optimization

-7%

Potential reduce by 4.5 kB

  • Original 64.2 kB
  • After minification 62.9 kB
  • After compression 59.8 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. Chl.kiev.ua has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 26 (30%)

Requests Now

86

After Optimization

60

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 86 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Chl. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 16 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

chl.kiev.ua

chl.kiev.ua

436 ms

chl.kiev.ua

chl.kiev.ua

803 ms

styles.css

styles.css

140 ms

js

js

65 ms

sdk.js

sdk.js

19 ms

WebResource.axd

WebResource.axd

303 ms

ScriptResource.axd

ScriptResource.axd

614 ms

ScriptResource.axd

ScriptResource.axd

461 ms

ScriptResource.axd

ScriptResource.axd

1311 ms

ScriptResource.axd

ScriptResource.axd

741 ms

WebResource.axd

WebResource.axd

453 ms

StyleSheet.css

StyleSheet.css

443 ms

js

js

55 ms

background2.gif

background2.gif

389 ms

TransparentPixel.gif

TransparentPixel.gif

399 ms

chit18_.gif

chit18_.gif

565 ms

Title_3.gif

Title_3.gif

533 ms

ElKatalog.gif

ElKatalog.gif

547 ms

VirtDovidka.gif

VirtDovidka.gif

566 ms

KartaSayta.gif

KartaSayta.gif

674 ms

mmail.png

mmail.png

683 ms

UA.gif

UA.gif

685 ms

UK.gif

UK.gif

703 ms

find.gif

find.gif

701 ms

WebResource.axd

WebResource.axd

813 ms

star.gif

star.gif

823 ms

PPC_Dic.bmp

PPC_Dic.bmp

824 ms

item.gif

item.gif

849 ms

1.png

1.png

3968 ms

1.png

1.png

5065 ms

1.png

1.png

2717 ms

%D0%9F%D1%80%D0%B5%D0%BC%D1%96%D1%8F%20%D0%9D%D0%B5%D1%81%D1%82%D0%B0%D0%B9%D0%BA%D0%B0.jpg

%D0%9F%D1%80%D0%B5%D0%BC%D1%96%D1%8F%20%D0%9D%D0%B5%D1%81%D1%82%D0%B0%D0%B9%D0%BA%D0%B0.jpg

5802 ms

foto.jpg

foto.jpg

2172 ms

foto.jpg

foto.jpg

3619 ms

foto03.png

foto03.png

3280 ms

2.jpg

2.jpg

3125 ms

cod.png

cod.png

3226 ms

kon.jpg

kon.jpg

3384 ms

tur.jpg

tur.jpg

3428 ms

konkurs.jpg

konkurs.jpg

3539 ms

IBBY_UA.jpg

IBBY_UA.jpg

3605 ms

sdk.js

sdk.js

9 ms

ucd.png

ucd.png

3860 ms

77 ms

analytics.js

analytics.js

7 ms

kolo.jpg

kolo.jpg

4108 ms

collect

collect

14 ms

logo2.jpg

logo2.jpg

3853 ms

2.jpg

2.jpg

3778 ms

nbushka.jpg

nbushka.jpg

3855 ms

mch.jpg

mch.jpg

3799 ms

pb.jpg

pb.jpg

3851 ms

fb.jpg

fb.jpg

3851 ms

vis1.jpg

vis1.jpg

3809 ms

strel.png

strel.png

3828 ms

insta_1.jpg

insta_1.jpg

3872 ms

youtube.jpg

youtube.jpg

4008 ms

7.png

7.png

3920 ms

w.jpg

w.jpg

3844 ms

bpD0mbydu1Q

bpD0mbydu1Q

143 ms

iWkZFJ7HcEE

iWkZFJ7HcEE

693 ms

Zhg_YX-ipAg

Zhg_YX-ipAg

634 ms

mS4luwDk9nM

mS4luwDk9nM

867 ms

brd.gif

brd.gif

3411 ms

between.gif

between.gif

3491 ms

brd_2.gif

brd_2.gif

3509 ms

WebResource.axd

WebResource.axd

3512 ms

WebResource.axd

WebResource.axd

3532 ms

WebResource.axd

WebResource.axd

3592 ms

www-player.css

www-player.css

17 ms

www-embed-player.js

www-embed-player.js

14 ms

base.js

base.js

96 ms

ad_status.js

ad_status.js

612 ms

OfRUkPbLLmIJHiz0sRQ6wXEqxeMXOYMNgt9OZuziQhg.js

OfRUkPbLLmIJHiz0sRQ6wXEqxeMXOYMNgt9OZuziQhg.js

641 ms

embed.js

embed.js

476 ms

id

id

169 ms

KFOmCnqEu92Fr1Mu4mxP.ttf

KFOmCnqEu92Fr1Mu4mxP.ttf

112 ms

KFOlCnqEu92Fr1MmEU9fBBc9.ttf

KFOlCnqEu92Fr1MmEU9fBBc9.ttf

113 ms

Create

Create

438 ms

Create

Create

439 ms

Create

Create

440 ms

Create

Create

535 ms

GenerateIT

GenerateIT

206 ms

GenerateIT

GenerateIT

205 ms

GenerateIT

GenerateIT

110 ms

GenerateIT

GenerateIT

21 ms

log_event

log_event

33 ms

log_event

log_event

31 ms

log_event

log_event

28 ms

log_event

log_event

24 ms

Accessibility Review

chl.kiev.ua accessibility score

58

Accessibility Issues

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

chl.kiev.ua best practices score

75

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

Page has valid source maps

SEO Factors

chl.kiev.ua SEO score

62

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

    UK

  • Language Claimed

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Chl.kiev.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 Chl.kiev.ua main page’s claimed encoding is utf-8. Use of this encoding format is the best practice as the main page visitors from all over the world won’t have any issues with symbol transcription.

Social Sharing Optimization

chl.kiev.ua

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