Tools & Wizards About Us

Report Summary

  • 74

    Performance

    Renders faster than
    83% of other websites

  • 93

    Accessibility

    Visual factors better than
    that of 80% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 97

    SEO

    Google-friendlier than
    91% of websites

nauczanie.pl

Nauczanie zdalne. Kursy i szkolenia online oraz tradycyjne

Page Load Speed

2.9 sec in total

First Response

372 ms

Resources Loaded

2 sec

Page Rendered

523 ms

About Website

Click here to check amazing Nauczanie content. Otherwise, check out these important facts you probably never knew about nauczanie.pl

Najlepsze, wybrane kursy i szkolenia dla wszystkich, którzy chcą pogłębiać wiedzę i zdobywać nowe umiejętności. Nauczanie zdalne oraz szkolenia i kursy tradycyjne dla każdego. Naucz się czegoś nowego,...

Visit nauczanie.pl

Key Findings

We analyzed Nauczanie.pl page load time and found that the first response time was 372 ms and then it took 2.5 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

nauczanie.pl performance score

74

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.9 s

54/100

10%

LCP (Largest Contentful Paint)

Value5.3 s

21/100

25%

SI (Speed Index)

Value3.5 s

87/100

10%

TBT (Total Blocking Time)

Value20 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.047

99/100

15%

TTI (Time to Interactive)

Value3.2 s

95/100

10%

Network Requests Diagram

nauczanie.pl

372 ms

nauczanie.pl

509 ms

css

32 ms

font-awesome.min.css

121 ms

style.css

240 ms

Our browser made a total of 28 requests to load all elements on the main page. We found that 86% of them (24 requests) were addressed to the original Nauczanie.pl, 7% (2 requests) were made to Fonts.gstatic.com and 4% (1 request) were made to Fonts.googleapis.com. The less responsive or slowest element that took the longest time to load (561 ms) belongs to the original domain Nauczanie.pl.

Page Optimization Overview & Recommendations

Page size can be reduced by 40.5 kB (6%)

Content Size

658.9 kB

After Optimization

618.5 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Nauczanie.pl main page is 658.9 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 546.3 kB which makes up the majority of the site volume.

HTML Optimization

-79%

Potential reduce by 37.9 kB

  • Original 47.7 kB
  • After minification 46.1 kB
  • After compression 9.8 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 37.9 kB or 79% of the original size.

Image Optimization

-0%

Potential reduce by 0 B

  • Original 546.3 kB
  • After minification 546.3 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. Nauczanie images are well optimized though.

JavaScript Optimization

-1%

Potential reduce by 250 B

  • Original 47.0 kB
  • After minification 47.0 kB
  • After compression 46.7 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

-13%

Potential reduce by 2.4 kB

  • Original 18.0 kB
  • After minification 17.7 kB
  • After compression 15.6 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. Nauczanie.pl needs all CSS files to be minified and compressed as it can save up to 2.4 kB or 13% of the original size.

Requests Breakdown

Number of requests can be reduced by 9 (36%)

Requests Now

25

After Optimization

16

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 25 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Nauczanie. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 7 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

nauczanie.pl accessibility score

93

Accessibility Issues

ARIA

These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.

Impact

Issue

High

[aria-hidden="true"] elements contain focusable descendents

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

Best Practices

nauczanie.pl best practices score

83

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

SEO Factors

nauczanie.pl SEO score

97

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

High

Tap targets are not sized appropriately

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 Nauczanie.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 Nauczanie.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

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