Tools & Wizards About Us
ksiazkiedukacyjne.pl screenshot

Report Summary

  • 47

    Performance

    Renders faster than
    67% of other websites

  • 90

    Accessibility

    Visual factors better than
    that of 76% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    82% of websites

  • 100

    SEO

    Google-friendlier than
    95% of websites

ksiazkiedukacyjne.pl

KsiazkiEdukacyjne.pl - książki edukacyjne i specjalistyczne - Książki uczą - małych i dużych. Książki dla dzieci, specjalistów, rodziców, nauczycieli ...

Page Load Speed

3.8 sec in total

First Response

354 ms

Resources Loaded

3.2 sec

Page Rendered

265 ms

ksiazkiedukacyjne.pl screenshot

About Website

Visit ksiazkiedukacyjne.pl now to see the best up-to-date Ksiazki Edukacyjne content and also check out these interesting facts you probably never knew about ksiazkiedukacyjne.pl

Książki uczą - małych i dużych. Książki dla dzieci, specjalistów, rodziców, nauczycieli i wszystkich głodnych wiedzy.

Visit ksiazkiedukacyjne.pl

Key Findings

We analyzed Ksiazkiedukacyjne.pl page load time and found that the first response time was 354 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

ksiazkiedukacyjne.pl performance score

47

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.8 s

28/100

10%

LCP (Largest Contentful Paint)

Value8.5 s

1/100

25%

SI (Speed Index)

Value4.6 s

71/100

10%

TBT (Total Blocking Time)

Value520 ms

56/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value7.0 s

52/100

10%

Network Requests Diagram

ksiazkiedukacyjne.pl

354 ms

www.ksiazkiedukacyjne.pl

721 ms

style.css

115 ms

AC_RunActiveContent.js

224 ms

show_banner.js

256 ms

Our browser made a total of 65 requests to load all elements on the main page. We found that 51% of them (33 requests) were addressed to the original Ksiazkiedukacyjne.pl, 18% (12 requests) were made to Bajarka.pl and 15% (10 requests) were made to Static.xx.fbcdn.net. The less responsive or slowest element that took the longest time to load (875 ms) relates to the external source Bajarka.pl.

Page Optimization Overview & Recommendations

Page size can be reduced by 78.4 kB (27%)

Content Size

290.6 kB

After Optimization

212.2 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Ksiazkiedukacyjne.pl main page is 290.6 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. 30% of websites need less resources to load. Images take 193.8 kB which makes up the majority of the site volume.

HTML Optimization

-81%

Potential reduce by 36.6 kB

  • Original 45.1 kB
  • After minification 37.2 kB
  • After compression 8.5 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. This page needs HTML code to be minified as it can gain 7.8 kB, which is 17% of the original size. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 36.6 kB or 81% of the original size.

Image Optimization

-7%

Potential reduce by 13.5 kB

  • Original 193.8 kB
  • After minification 180.3 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. Ksiazki Edukacyjne images are well optimized though.

JavaScript Optimization

-17%

Potential reduce by 4.0 kB

  • Original 23.3 kB
  • After minification 22.2 kB
  • After compression 19.3 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 4.0 kB or 17% of the original size.

CSS Optimization

-86%

Potential reduce by 24.3 kB

  • Original 28.4 kB
  • After minification 23.0 kB
  • After compression 4.1 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. Ksiazkiedukacyjne.pl needs all CSS files to be minified and compressed as it can save up to 24.3 kB or 86% of the original size.

Requests Breakdown

Number of requests can be reduced by 28 (45%)

Requests Now

62

After Optimization

34

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 62 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Ksiazki Edukacyjne. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 10 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

ksiazkiedukacyjne.pl

ksiazkiedukacyjne.pl

354 ms

www.ksiazkiedukacyjne.pl

www.ksiazkiedukacyjne.pl

721 ms

style.css

style.css

115 ms

AC_RunActiveContent.js

AC_RunActiveContent.js

224 ms

show_banner.js

show_banner.js

256 ms

cookieinfo.js

cookieinfo.js

254 ms

ga.js

ga.js

8 ms

__utm.gif

__utm.gif

32 ms

dla_nauczycieli_m_m.jpg

dla_nauczycieli_m_m.jpg

409 ms

240x50_pieczatka.jpg

240x50_pieczatka.jpg

657 ms

dla_dzieci_m_m01.jpg

dla_dzieci_m_m01.jpg

415 ms

dla_uczniow_m.jpg

dla_uczniow_m.jpg

416 ms

dla_rodzicow_m.jpg

dla_rodzicow_m.jpg

419 ms

ciaza_m01.jpg

ciaza_m01.jpg

418 ms

111_m01.jpg

111_m01.jpg

424 ms

16_m74.jpg

16_m74.jpg

668 ms

dmuchajka[4]_m.jpg

dmuchajka[4]_m.jpg

534 ms

list_1424248856_m.jpg

list_1424248856_m.jpg

529 ms

i_phpigBIQb_m.jpg

i_phpigBIQb_m.jpg

551 ms

kolorowy-swiat-malucha-z3_m.jpg

kolorowy-swiat-malucha-z3_m.jpg

875 ms

200_0_productGfx_deac8e2f7b0ace6aa29aeb9f1449278f_m.jpg

200_0_productGfx_deac8e2f7b0ace6aa29aeb9f1449278f_m.jpg

568 ms

logo_new.gif

logo_new.gif

128 ms

eksperci_polecaja2.gif

eksperci_polecaja2.gif

350 ms

do_koszyka_new2.gif

do_koszyka_new2.gif

132 ms

recenzje_i_artykuly.gif

recenzje_i_artykuly.gif

119 ms

koszyk.gif

koszyk.gif

230 ms

konto.gif

konto.gif

231 ms

pomoc.gif

pomoc.gif

236 ms

kontakt.gif

kontakt.gif

238 ms

baner-nie-podcinaj-skrzydel.png

baner-nie-podcinaj-skrzydel.png

595 ms

baner-cukrzyca-typu-1.png

baner-cukrzyca-typu-1.png

572 ms

bestsellery.gif

bestsellery.gif

347 ms

promocje_wyprzedaze.gif

promocje_wyprzedaze.gif

352 ms

nowosci.gif

nowosci.gif

349 ms

zapowiedzi_wydawnicze.gif

zapowiedzi_wydawnicze.gif

467 ms

biuletyn_ksiegarni.gif

biuletyn_ksiegarni.gif

467 ms

ksiazki_bannerek.jpg

ksiazki_bannerek.jpg

467 ms

bajarka_bannerek.jpg

bajarka_bannerek.jpg

468 ms

krecik_bannerek.jpg

krecik_bannerek.jpg

577 ms

1px.gif

1px.gif

564 ms

1_px_glowna_lewa.png

1_px_glowna_lewa.png

562 ms

1_px_glowna_prawa.png

1_px_glowna_prawa.png

565 ms

punkt.gif

punkt.gif

667 ms

szukaj.gif

szukaj.gif

713 ms

menu_lewe_strzaleczka21.gif

menu_lewe_strzaleczka21.gif

678 ms

podklad_promocje_wydarzenia.jpg

podklad_promocje_wydarzenia.jpg

680 ms

biuletyn.jpg

biuletyn.jpg

681 ms

newsletter.gif

newsletter.gif

716 ms

likebox.php

likebox.php

265 ms

kyEKgjk51ZE.css

kyEKgjk51ZE.css

288 ms

xgj7bXhJNEH.css

xgj7bXhJNEH.css

357 ms

q68gy-v_YMF.js

q68gy-v_YMF.js

492 ms

FJmpeSpHpjS.js

FJmpeSpHpjS.js

624 ms

0wM5s1Khldu.js

0wM5s1Khldu.js

492 ms

1bNoFZUdlYZ.js

1bNoFZUdlYZ.js

508 ms

527222_404764946239870_204148632_n.jpg

527222_404764946239870_204148632_n.jpg

370 ms

225811_182623678453999_6673656_n.jpg

225811_182623678453999_6673656_n.jpg

465 ms

11825150_1033518746660992_4082959774750080253_n.jpg

11825150_1033518746660992_4082959774750080253_n.jpg

533 ms

12301463_1944091485816383_6416996890746817200_n.jpg

12301463_1944091485816383_6416996890746817200_n.jpg

754 ms

10624638_1496201450644862_4898846459636275642_n.jpg

10624638_1496201450644862_4898846459636275642_n.jpg

609 ms

1506490_635835046496905_5642789962696945038_n.jpg

1506490_635835046496905_5642789962696945038_n.jpg

573 ms

wL6VQj7Ab77.png

wL6VQj7Ab77.png

71 ms

s7jcwEQH7Sx.png

s7jcwEQH7Sx.png

72 ms

I6-MnjEovm5.js

I6-MnjEovm5.js

69 ms

pQrUxxo5oQp.js

pQrUxxo5oQp.js

70 ms

Accessibility Review

ksiazkiedukacyjne.pl accessibility score

90

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

Links do not have a discernible name

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

List items (<li>) are not contained within <ul> or <ol> parent elements.

Best Practices

ksiazkiedukacyjne.pl best practices score

92

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

ksiazkiedukacyjne.pl 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

    PL

  • Language Claimed

    N/A

  • Encoding

    ISO-8859-2

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Ksiazkiedukacyjne.pl can be misinterpreted by Google and other search engines. Our service has detected that Polish 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 Ksiazkiedukacyjne.pl main page’s claimed encoding is iso-8859-2. 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

ksiazkiedukacyjne.pl

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