Tools & Wizards About Us
ksiazki.onet.pl screenshot

Report Summary

  • 24

    Performance

    Renders faster than
    43% of other websites

  • 87

    Accessibility

    Visual factors better than
    that of 66% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 86

    SEO

    Google-friendlier than
    60% of websites

ksiazki.onet.pl

Książki - zobacz co warto przeczytać. Najlepsza literatura

Page Load Speed

3.4 sec in total

First Response

126 ms

Resources Loaded

2 sec

Page Rendered

1.3 sec

ksiazki.onet.pl screenshot

About Website

Visit ksiazki.onet.pl now to see the best up-to-date Ksiazki Onet content for Poland and also check out these interesting facts you probably never knew about ksiazki.onet.pl

Zobacz, które książki warto przeczytać. Powieści obyczajowe, najlepsze książki fantasy, dobre kryminały oraz inne ciekawe pozycje polskich oraz zagranicznych autorów. Recenzje książek

Visit ksiazki.onet.pl

Key Findings

We analyzed Ksiazki.onet.pl page load time and found that the first response time was 126 ms and then it took 3.3 sec to load all DOM resources and completely render a web page. This is a poor result, as 60% of websites can load faster.

Performance Metrics

ksiazki.onet.pl performance score

24

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.2 s

79/100

10%

LCP (Largest Contentful Paint)

Value11.0 s

0/100

25%

SI (Speed Index)

Value5.7 s

51/100

10%

TBT (Total Blocking Time)

Value2,360 ms

5/100

30%

CLS (Cumulative Layout Shift)

Value0.223

56/100

15%

TTI (Time to Interactive)

Value12.8 s

13/100

10%

Network Requests Diagram

ksiazki

126 ms

gtm.js

61 ms

onet_desktop_list.css

193 ms

xgemius.min.js

735 ms

YnVpbGQvezlza2x0NDM5fWRsQXBpL2RsLmxpYntOTWFzXzQzOX0ubWluLmpz

138 ms

Our browser made a total of 46 requests to load all elements on the main page. We found that 0% of them (0 request) were addressed to the original Ksiazki.onet.pl, 11% (5 requests) were made to Sgqcvfjvr.onet.pl and 9% (4 requests) were made to Onet.hit.gemius.pl. The less responsive or slowest element that took the longest time to load (1.3 sec) relates to the external source Ocdn.eu.

Page Optimization Overview & Recommendations

Page size can be reduced by 151.0 kB (8%)

Content Size

1.9 MB

After Optimization

1.8 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Ksiazki.onet.pl main page is 1.9 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. 50% of websites need less resources to load. Images take 1.5 MB which makes up the majority of the site volume.

HTML Optimization

-76%

Potential reduce by 141.6 kB

  • Original 187.0 kB
  • After minification 154.5 kB
  • After compression 45.4 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. This page needs HTML code to be minified as it can gain 32.5 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 141.6 kB or 76% of the original size.

Image Optimization

-0%

Potential reduce by 0 B

  • Original 1.5 MB
  • After minification 1.5 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. Ksiazki Onet images are well optimized though.

JavaScript Optimization

-4%

Potential reduce by 9.3 kB

  • Original 210.1 kB
  • After minification 210.1 kB
  • After compression 200.8 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. This website has mostly compressed JavaScripts.

CSS Optimization

-0%

Potential reduce by 48 B

  • Original 14.4 kB
  • After minification 14.4 kB
  • After compression 14.3 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. Ksiazki.onet.pl has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 11 (26%)

Requests Now

42

After Optimization

31

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 42 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Ksiazki Onet. 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

ksiazki

ksiazki

126 ms

gtm.js

gtm.js

61 ms

onet_desktop_list.css

onet_desktop_list.css

193 ms

xgemius.min.js

xgemius.min.js

735 ms

YnVpbGQvezlza2x0NDM5fWRsQXBpL2RsLmxpYntOTWFzXzQzOX0ubWluLmpz

YnVpbGQvezlza2x0NDM5fWRsQXBpL2RsLmxpYntOTWFzXzQzOX0ubWluLmpz

138 ms

dl.aureus.min.js

dl.aureus.min.js

149 ms

clickmap.min.js

clickmap.min.js

149 ms

dl.cmp.min.js

dl.cmp.min.js

141 ms

artemis.min.js

artemis.min.js

150 ms

pixel-module.js

pixel-module.js

150 ms

v3.min.js

v3.min.js

105 ms

logo_ksiazki.svg

logo_ksiazki.svg

285 ms

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307 ms

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286 ms

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297 ms

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289 ms

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791 ms

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642 ms

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457 ms

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466 ms

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502 ms

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624 ms

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853 ms

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565 ms

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722 ms

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788 ms

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782 ms

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843 ms

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930 ms

premium_label_big_photo.svg

premium_label_big_photo.svg

785 ms

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1251 ms

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984 ms

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954 ms

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940 ms

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952 ms

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1033 ms

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1067 ms

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1067 ms

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1068 ms

FiraSans-Regular.woff

FiraSans-Regular.woff

987 ms

FiraSans-Medium.woff

FiraSans-Medium.woff

987 ms

FiraSans-Bold.woff

FiraSans-Bold.woff

1029 ms

xgemius.js

xgemius.js

662 ms

fpdata.js

fpdata.js

109 ms

lsget.html

lsget.html

533 ms

rexdot.js

rexdot.js

112 ms

Accessibility Review

ksiazki.onet.pl accessibility score

87

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.

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

ksiazki.onet.pl 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

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Page has valid source maps

High

Issues were logged in the Issues panel in Chrome Devtools

SEO Factors

ksiazki.onet.pl SEO score

86

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

High

robots.txt is not valid

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

    PL

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Ksiazki.onet.pl can be misinterpreted by Google and other search engines. Our service has detected that Polish is used on the page, and it matches the claimed language. Our system also found out that Ksiazki.onet.pl 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

ksiazki.onet.pl

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