Tools & Wizards About Us

Report Summary

  • 75

    Performance

    Renders faster than
    83% of other websites

  • 70

    Accessibility

    Visual factors better than
    that of 35% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 58

    SEO

    Google-friendlier than
    21% of websites

estakada.pl

Instytut Edukacji Interaktywnej - estakada.pl | witamy!

Page Load Speed

1.5 sec in total

First Response

246 ms

Resources Loaded

1.2 sec

Page Rendered

85 ms

About Website

Visit estakada.pl now to see the best up-to-date Estakada content and also check out these interesting facts you probably never knew about estakada.pl

Instytut Edukacji Interaktywnej estakada.pl należy do czołówki firm e-learningowych w Polsce. Oferujemy: e-learning, kursy e-learningowe, szkolenia e-learningowe, kursy przez internet, szkolenia przez...

Visit estakada.pl

Key Findings

We analyzed Estakada.pl page load time and found that the first response time was 246 ms and then it took 1.2 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 25% of websites can load faster.

Performance Metrics

estakada.pl performance score

75

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.5 s

66/100

10%

LCP (Largest Contentful Paint)

Value5.7 s

16/100

25%

SI (Speed Index)

Value2.9 s

95/100

10%

TBT (Total Blocking Time)

Value20 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value2.7 s

97/100

10%

Network Requests Diagram

estakada.pl

246 ms

estakada.pl

348 ms

menu_pl.js

82 ms

newpop.js

163 ms

sc.js

242 ms

Our browser made a total of 27 requests to load all elements on the main page. We found that 93% of them (25 requests) were addressed to the original Estakada.pl, 7% (2 requests) were made to Ssl.google-analytics.com. The less responsive or slowest element that took the longest time to load (348 ms) belongs to the original domain Estakada.pl.

Page Optimization Overview & Recommendations

Page size can be reduced by 20.8 kB (21%)

Content Size

98.6 kB

After Optimization

77.8 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Estakada.pl main page is 98.6 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. Only 10% of websites need less resources to load. Images take 56.8 kB which makes up the majority of the site volume.

HTML Optimization

-79%

Potential reduce by 15.0 kB

  • Original 19.0 kB
  • After minification 18.3 kB
  • After compression 4.0 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 15.0 kB or 79% of the original size.

Image Optimization

-7%

Potential reduce by 3.8 kB

  • Original 56.8 kB
  • After minification 53.0 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. Estakada images are well optimized though.

JavaScript Optimization

-9%

Potential reduce by 1.9 kB

  • Original 22.0 kB
  • After minification 22.0 kB
  • After compression 20.1 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

-16%

Potential reduce by 129 B

  • Original 830 B
  • After minification 830 B
  • After compression 701 B

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. Estakada.pl needs all CSS files to be minified and compressed as it can save up to 129 B or 16% of the original size.

Requests Breakdown

Number of requests can be reduced by 19 (76%)

Requests Now

25

After Optimization

6

  • Images
  • JavaScript
  • CSS

The browser has sent 25 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Estakada. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 6 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

estakada.pl accessibility score

70

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.

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

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

Best Practices

estakada.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

User Experience

Impact

Issue

High

Serves images with low resolution

SEO Factors

estakada.pl SEO score

58

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

    N/A

  • Encoding

    ISO-8859-2

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Estakada.pl can be misinterpreted by Google and other search engines. Our service has detected that Polish is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that Estakada.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

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