Tools & Wizards About Us
kursyews.pl screenshot

Report Summary

  • 64

    Performance

    Renders faster than
    77% of other websites

  • 54

    Accessibility

    Visual factors better than
    that of 23% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 50

    SEO

    Google-friendlier than
    19% of websites

kursyews.pl

Kursy Instruktorskie-Trenerskie-Menedżerskie

Page Load Speed

2.8 sec in total

First Response

475 ms

Resources Loaded

2 sec

Page Rendered

321 ms

kursyews.pl screenshot

About Website

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

Kursy Instruktorskie-Trenerskie-Menedżerskie

Visit kursyews.pl

Key Findings

We analyzed Kursyews.pl page load time and found that the first response time was 475 ms and then it took 2.3 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 45% of websites can load faster.

Performance Metrics

kursyews.pl performance score

64

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.3 s

41/100

10%

LCP (Largest Contentful Paint)

Value7.7 s

3/100

25%

SI (Speed Index)

Value4.0 s

81/100

10%

TBT (Total Blocking Time)

Value40 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.146

77/100

15%

TTI (Time to Interactive)

Value3.8 s

90/100

10%

Network Requests Diagram

kursyews.pl

475 ms

www.kursyews.pl

496 ms

zerator.css

112 ms

application_intro.css

221 ms

jquery-1.6.4.js.php

335 ms

Our browser made a total of 46 requests to load all elements on the main page. We found that 46% of them (21 requests) were addressed to the original Kursyews.pl, 22% (10 requests) were made to Static.xx.fbcdn.net and 22% (10 requests) were made to Scontent.xx.fbcdn.net. The less responsive or slowest element that took the longest time to load (658 ms) belongs to the original domain Kursyews.pl.

Page Optimization Overview & Recommendations

Page size can be reduced by 67.6 kB (14%)

Content Size

473.4 kB

After Optimization

405.8 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Kursyews.pl main page is 473.4 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. 35% of websites need less resources to load. Images take 380.4 kB which makes up the majority of the site volume.

HTML Optimization

-60%

Potential reduce by 6.1 kB

  • Original 10.2 kB
  • After minification 9.8 kB
  • After compression 4.1 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 6.1 kB or 60% of the original size.

Image Optimization

-5%

Potential reduce by 19.3 kB

  • Original 380.4 kB
  • After minification 361.0 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. Kursy Ews images are well optimized though.

JavaScript Optimization

-47%

Potential reduce by 34.5 kB

  • Original 73.9 kB
  • After minification 64.5 kB
  • After compression 39.3 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 34.5 kB or 47% of the original size.

CSS Optimization

-85%

Potential reduce by 7.6 kB

  • Original 8.9 kB
  • After minification 4.7 kB
  • After compression 1.4 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. Kursyews.pl needs all CSS files to be minified and compressed as it can save up to 7.6 kB or 85% of the original size.

Requests Breakdown

Number of requests can be reduced by 15 (35%)

Requests Now

43

After Optimization

28

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 43 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Kursy Ews. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 13 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

kursyews.pl

kursyews.pl

475 ms

www.kursyews.pl

www.kursyews.pl

496 ms

zerator.css

zerator.css

112 ms

application_intro.css

application_intro.css

221 ms

jquery-1.6.4.js.php

jquery-1.6.4.js.php

335 ms

jquery-pretty-photo.js

jquery-pretty-photo.js

225 ms

jquery.pretty-popin.js

jquery.pretty-popin.js

222 ms

frontend.guest.js

frontend.guest.js

225 ms

prettycookies-wroclaw.js

prettycookies-wroclaw.js

236 ms

tlo.jpg

tlo.jpg

566 ms

fb.jpg

fb.jpg

116 ms

intro_border.png

intro_border.png

115 ms

wroclaw.png

wroclaw.png

447 ms

button_yellow.png

button_yellow.png

114 ms

warszawa.png

warszawa.png

461 ms

button_blue.png

button_blue.png

226 ms

wisla.png

wisla.png

442 ms

button_green.png

button_green.png

224 ms

bialystok.png

bialystok.png

554 ms

button_yellow2.png

button_yellow2.png

341 ms

analytics.js

analytics.js

18 ms

footainer.jpg

footainer.jpg

658 ms

collect

collect

14 ms

collect

collect

72 ms

likebox.php

likebox.php

194 ms

McLpmVM3wCm.css

McLpmVM3wCm.css

28 ms

VH4VPudaxfN.css

VH4VPudaxfN.css

40 ms

q68gy-v_YMF.js

q68gy-v_YMF.js

57 ms

FJmpeSpHpjS.js

FJmpeSpHpjS.js

55 ms

0wM5s1Khldu.js

0wM5s1Khldu.js

49 ms

1bNoFZUdlYZ.js

1bNoFZUdlYZ.js

54 ms

12046683_1652268965016269_3929086170672571777_n.jpg

12046683_1652268965016269_3929086170672571777_n.jpg

62 ms

1924806_1512146572361843_1126454735064818621_n.jpg

1924806_1512146572361843_1126454735064818621_n.jpg

61 ms

11147061_887471994632836_5826110210101003665_n.jpg

11147061_887471994632836_5826110210101003665_n.jpg

41 ms

12495173_1019150311486191_5961627036801201556_n.jpg

12495173_1019150311486191_5961627036801201556_n.jpg

45 ms

10897744_518143831660646_6683829460089665367_n.jpg

10897744_518143831660646_6683829460089665367_n.jpg

31 ms

12249725_902027889865299_4867963229065297386_n.jpg

12249725_902027889865299_4867963229065297386_n.jpg

96 ms

12572967_957066100995179_8475444341565787750_n.jpg

12572967_957066100995179_8475444341565787750_n.jpg

16 ms

76239_485624088123310_894233787_n.jpg

76239_485624088123310_894233787_n.jpg

81 ms

12804769_475081699359104_2735120974230661037_n.jpg

12804769_475081699359104_2735120974230661037_n.jpg

32 ms

1972361_616891471730169_723840671_n.jpg

1972361_616891471730169_723840671_n.jpg

49 ms

wL6VQj7Ab77.png

wL6VQj7Ab77.png

13 ms

s7jcwEQH7Sx.png

s7jcwEQH7Sx.png

11 ms

I6-MnjEovm5.js

I6-MnjEovm5.js

10 ms

pQrUxxo5oQp.js

pQrUxxo5oQp.js

15 ms

nr-892.min.js

nr-892.min.js

16 ms

Accessibility Review

kursyews.pl accessibility score

54

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

<frame> or <iframe> elements do not have a title

High

Image elements do not have [alt] attributes

High

Links do not have a discernible name

Internationalization and localization

These are opportunities to improve the interpretation of your content by users in different locales.

Impact

Issue

High

<html> element does not have a [lang] attribute

Best Practices

kursyews.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

kursyews.pl SEO score

50

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

    EN

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Kursyews.pl can be misinterpreted by Google and other search engines. Our service has detected that Polish is used on the page, and it does not match the claimed English language. Our system also found out that Kursyews.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

kursyews.pl

Open Graph description is not detected on the main page of Kursy Ews. 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: