Tools & Wizards About Us
profinfo.pl screenshot

Report Summary

  • 18

    Performance

    Renders faster than
    34% of other websites

  • 89

    Accessibility

    Visual factors better than
    that of 71% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 86

    SEO

    Google-friendlier than
    60% of websites

profinfo.pl

Księgarnia internetowa Wolters Kluwer: prawo i biznes - Profinfo.pl

Page Load Speed

5.8 sec in total

First Response

280 ms

Resources Loaded

3.6 sec

Page Rendered

1.9 sec

profinfo.pl screenshot

About Website

Click here to check amazing Profinfo content for Poland. Otherwise, check out these important facts you probably never knew about profinfo.pl

Kupuj książki w Profinfo.pl - księgarni internetowej oferującej ponad 20000 publikacji w formie papierowej oraz elektronicznej. Atrakcyjne ceny i szybka dostawa!

Visit profinfo.pl

Key Findings

We analyzed Profinfo.pl page load time and found that the first response time was 280 ms and then it took 5.5 sec to load all DOM resources and completely render a web page. This is a poor result, as 75% of websites can load faster.

Performance Metrics

profinfo.pl performance score

18

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.7 s

30/100

10%

LCP (Largest Contentful Paint)

Value13.8 s

0/100

25%

SI (Speed Index)

Value11.5 s

5/100

10%

TBT (Total Blocking Time)

Value7,680 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.061

98/100

15%

TTI (Time to Interactive)

Value24.2 s

0/100

10%

Network Requests Diagram

profinfo.pl

280 ms

www.profinfo.pl

314 ms

www.profinfo.pl

725 ms

OtAutoBlock.js

65 ms

otSDKStub.js

171 ms

Our browser made a total of 135 requests to load all elements on the main page. We found that 32% of them (43 requests) were addressed to the original Profinfo.pl, 49% (66 requests) were made to Static.profinfo.pl and 4% (5 requests) were made to Youtube.com. The less responsive or slowest element that took the longest time to load (1.6 sec) relates to the external source Static.profinfo.pl.

Page Optimization Overview & Recommendations

Page size can be reduced by 643.5 kB (52%)

Content Size

1.2 MB

After Optimization

586.4 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Profinfo.pl main page is 1.2 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. 75% of websites need less resources to load and that’s why Accessify’s recommendations for optimization and resource minification can be helpful for this project. HTML takes 760.1 kB which makes up the majority of the site volume.

HTML Optimization

-84%

Potential reduce by 639.2 kB

  • Original 760.1 kB
  • After minification 759.0 kB
  • After compression 120.8 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 639.2 kB or 84% of the original size.

Image Optimization

-0%

Potential reduce by 0 B

  • Original 1.5 kB
  • After minification 1.5 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. Profinfo images are well optimized though.

JavaScript Optimization

-1%

Potential reduce by 4.2 kB

  • Original 352.8 kB
  • After minification 352.8 kB
  • After compression 348.5 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. This website has mostly compressed JavaScripts.

CSS Optimization

-0%

Potential reduce by 31 B

  • Original 115.5 kB
  • After minification 115.5 kB
  • After compression 115.5 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. Profinfo.pl has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 17 (14%)

Requests Now

122

After Optimization

105

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 122 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Profinfo. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 18 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

profinfo.pl

profinfo.pl

280 ms

www.profinfo.pl

www.profinfo.pl

314 ms

www.profinfo.pl

www.profinfo.pl

725 ms

OtAutoBlock.js

OtAutoBlock.js

65 ms

otSDKStub.js

otSDKStub.js

171 ms

gtm.js

gtm.js

369 ms

5bee810c61c9da000bbe6ec7.js

5bee810c61c9da000bbe6ec7.js

1040 ms

lxyujtjhxg

lxyujtjhxg

367 ms

events.js

events.js

61 ms

fbevents.js

fbevents.js

32 ms

sw.js

sw.js

1222 ms

new_logo_profinfo.svg

new_logo_profinfo.svg

465 ms

profinfo_medycyna_850x370_s2.jpg.webp

profinfo_medycyna_850x370_s2.jpg.webp

838 ms

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LEX-Script-baner---MRKT-9923-750x200-v2-2.jpg.webp

838 ms

Prawo%20budowlane.%20Warunki%20techniczne%20i%20inne%20akty%20prawne%20850%C3%97370.png.webp

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838 ms

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837 ms

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839 ms

978-83-8358-442-3_.jpg.webp

978-83-8358-442-3_.jpg.webp

1128 ms

zcuV0zuyUPk

zcuV0zuyUPk

367 ms

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home-app-e943d0d13a.js

880 ms

token

token

876 ms

menu.js

menu.js

1193 ms

LBX-361452.js

LBX-361452.js

684 ms

Beletrystyka%20160x500.png.webp

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876 ms

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Informatyka%20750x300.png.webp

878 ms

profinfo_logowanie.svg

profinfo_logowanie.svg

877 ms

profinfo_koszyk_placeholder.svg

profinfo_koszyk_placeholder.svg

875 ms

default-large.png

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1058 ms

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1060 ms

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1060 ms

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1056 ms

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1060 ms

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1064 ms

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1064 ms

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1409 ms

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1562 ms

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1564 ms

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1563 ms

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1566 ms

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1565 ms

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1569 ms

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1568 ms

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1569 ms

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1569 ms

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1570 ms

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978-83-8358-442-3_.jpg.webp

1570 ms

FiraSans-Regular.woff

FiraSans-Regular.woff

1188 ms

FiraSans-Medium.woff

FiraSans-Medium.woff

1191 ms

FiraSans-Light.woff

FiraSans-Light.woff

1186 ms

FiraSans-SemiBold.woff

FiraSans-SemiBold.woff

1184 ms

FiraSans-Bold.woff

FiraSans-Bold.woff

1186 ms

FiraSans-Italic.woff

FiraSans-Italic.woff

1352 ms

FiraSans-Book.woff

FiraSans-Book.woff

1189 ms

notificationbell.ttf

notificationbell.ttf

1191 ms

5301f92c-5360-4032-914d-c82d40766372.json

5301f92c-5360-4032-914d-c82d40766372.json

146 ms

landing

landing

386 ms

www-player.css

www-player.css

15 ms

www-embed-player.js

www-embed-player.js

38 ms

base.js

base.js

70 ms

location

location

312 ms

ad_status.js

ad_status.js

190 ms

4FCBsbVWt5jZVKm36Bs_QtpgBkunTUSSklJnPgMburg.js

4FCBsbVWt5jZVKm36Bs_QtpgBkunTUSSklJnPgMburg.js

131 ms

embed.js

embed.js

63 ms

KFOmCnqEu92Fr1Mu4mxP.ttf

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57 ms

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61 ms

Create

Create

218 ms

id

id

121 ms

token

token

782 ms

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621 ms

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612 ms

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611 ms

GenerateIT

GenerateIT

14 ms

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978-83-8358-326-6_.jpg.webp

550 ms

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546 ms

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559 ms

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563 ms

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589 ms

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591 ms

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172 ms

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170 ms

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171 ms

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171 ms

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273 ms

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275 ms

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274 ms

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273 ms

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379 ms

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392 ms

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479 ms

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428 ms

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548 ms

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546 ms

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94 ms

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158 ms

c.gif

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8 ms

Accessibility Review

profinfo.pl accessibility score

89

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

Buttons do not have an accessible name

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.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Some elements have a [tabindex] value greater than 0

Best Practices

profinfo.pl best practices score

83

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

General

Impact

Issue

Low

Detected JavaScript libraries

High

Missing source maps for large first-party JavaScript

SEO Factors

profinfo.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

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 doesn't use 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 Profinfo.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 Profinfo.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

profinfo.pl

Open Graph data is detected on the main page of Profinfo. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: