Tools & Wizards About Us
greg.pl screenshot

Report Summary

  • 26

    Performance

    Renders faster than
    45% of other websites

  • 72

    Accessibility

    Visual factors better than
    that of 37% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 62

    SEO

    Google-friendlier than
    23% of websites

greg.pl

Wydawnictwo Greg - lektury szkolne, ściągi, słowniki, encyklopedie, opracowania, materiały do matury - księgarnia internetowa

Page Load Speed

3 sec in total

First Response

330 ms

Resources Loaded

2.3 sec

Page Rendered

322 ms

greg.pl screenshot

About Website

Welcome to greg.pl homepage info - get ready to check Greg best content for Poland right away, or after learning these important things about greg.pl

Wydawnictwo Greg - lektury szkolne, książki i elementarze dla dzieci, repetytoria do matury i egzaminów, słowniki, encyklopedie, materiały do matury - księgarnia internetowa

Visit greg.pl

Key Findings

We analyzed Greg.pl page load time and found that the first response time was 330 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

greg.pl performance score

26

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.1 s

45/100

10%

LCP (Largest Contentful Paint)

Value11.1 s

0/100

25%

SI (Speed Index)

Value18.6 s

0/100

10%

TBT (Total Blocking Time)

Value1,280 ms

18/100

30%

CLS (Cumulative Layout Shift)

Value0.012

100/100

15%

TTI (Time to Interactive)

Value14.1 s

9/100

10%

Network Requests Diagram

greg.pl

330 ms

www.greg.pl

688 ms

222 ms

tracker.js

20 ms

467 ms

Our browser made a total of 37 requests to load all elements on the main page. We found that 49% of them (18 requests) were addressed to the original Greg.pl, 11% (4 requests) were made to Googletagmanager.com and 5% (2 requests) were made to Pliki.greg.pl. The less responsive or slowest element that took the longest time to load (926 ms) relates to the external source Pliki.greg.pl.

Page Optimization Overview & Recommendations

Page size can be reduced by 196.3 kB (42%)

Content Size

471.5 kB

After Optimization

275.2 kB

  • HTML
  • Images
  • JavaScript

In fact, the total size of Greg.pl main page is 471.5 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. Images take 214.1 kB which makes up the majority of the site volume.

HTML Optimization

-86%

Potential reduce by 101.7 kB

  • Original 118.9 kB
  • After minification 96.2 kB
  • After compression 17.2 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 22.7 kB, which is 19% 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 101.7 kB or 86% of the original size.

Image Optimization

-3%

Potential reduce by 6.7 kB

  • Original 214.1 kB
  • After minification 207.4 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. Greg images are well optimized though.

JavaScript Optimization

-63%

Potential reduce by 87.9 kB

  • Original 138.5 kB
  • After minification 138.5 kB
  • After compression 50.6 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 87.9 kB or 63% of the original size.

Requests Breakdown

Number of requests can be reduced by 16 (52%)

Requests Now

31

After Optimization

15

  • Images
  • JavaScript
  • CSS

The browser has sent 31 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Greg. 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

greg.pl

greg.pl

330 ms

www.greg.pl

www.greg.pl

688 ms

222 ms

tracker.js

tracker.js

20 ms

467 ms

elementarze_mainpage.jpg

elementarze_mainpage.jpg

926 ms

logo.png

logo.png

254 ms

HITdodruk2.png

HITdodruk2.png

483 ms

dostawcy.png

dostawcy.png

482 ms

p24logo.png

p24logo.png

483 ms

fb.png

fb.png

482 ms

ig.png

ig.png

482 ms

tt.png

tt.png

481 ms

yt.png

yt.png

493 ms

pinterest-icon.png

pinterest-icon.png

493 ms

blog-icon.png

blog-icon.png

491 ms

gtm.js

gtm.js

133 ms

sprite01.png

sprite01.png

75 ms

Comment32.png

Comment32.png

55 ms

fa-solid-900.woff

fa-solid-900.woff

744 ms

fa-regular-400.woff

fa-regular-400.woff

525 ms

ga.js

ga.js

16 ms

__utm.gif

__utm.gif

11 ms

collect

collect

51 ms

ga-audiences

ga-audiences

85 ms

uc.js

uc.js

83 ms

landing

landing

169 ms

js

js

70 ms

js

js

161 ms

destination

destination

160 ms

Moja-pierwsza-encyklopedia-zwierzeta_enmzw.jpg

Moja-pierwsza-encyklopedia-zwierzeta_enmzw.jpg

110 ms

sdk.js

sdk.js

13 ms

katalog.jpg

katalog.jpg

109 ms

loader.gif

loader.gif

110 ms

usage.gif

usage.gif

67 ms

sdk.js

sdk.js

5 ms

33 ms

Accessibility Review

greg.pl accessibility score

72

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.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

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

Image elements do not have [alt] attributes

High

Links do not have a discernible name

Best Practices

greg.pl best practices score

67

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

User Experience

Impact

Issue

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

greg.pl 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

    PL

  • Language Claimed

    PL

  • Encoding

    ISO-8859-2

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Greg.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 Greg.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

greg.pl

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