Report Summary

  • 31

    Performance

    Renders faster than
    51% of other websites

  • 97

    Accessibility

    Visual factors better than
    that of 91% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 90

    SEO

    Google-friendlier than
    68% of websites

szkolenia-semper.pl

Szkolenia i kursy - Organizacja szkoleń | Firma szkoleniowa Semper

Page Load Speed

4.2 sec in total

First Response

348 ms

Resources Loaded

3.3 sec

Page Rendered

495 ms

szkolenia-semper.pl screenshot

About Website

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

✅✅✅Zwiększ swoje kwalifikacje ze Szkolenia-Semper. ✅✅✅Organizujemy szkolenia w całej Polsce! Sprawdź nasze szkolenia i wybierz temat, który cię interesuje ☎ 508 393 926✅✅✅

Visit szkolenia-semper.pl

Key Findings

We analyzed Szkolenia-semper.pl page load time and found that the first response time was 348 ms and then it took 3.8 sec to load all DOM resources and completely render a web page. This is a poor result, as 65% of websites can load faster.

Performance Metrics

szkolenia-semper.pl performance score

31

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.1 s

46/100

10%

LCP (Largest Contentful Paint)

Value6.3 s

10/100

25%

SI (Speed Index)

Value6.8 s

35/100

10%

TBT (Total Blocking Time)

Value1,390 ms

16/100

30%

CLS (Cumulative Layout Shift)

Value0.084

93/100

15%

TTI (Time to Interactive)

Value12.0 s

16/100

10%

Network Requests Diagram

szkolenia-semper.pl

348 ms

szkolenia-semper.pl

485 ms

www.szkolenia-semper.pl

919 ms

style.css

230 ms

jquery-ui-1.8.20.custom.css

341 ms

Our browser made a total of 62 requests to load all elements on the main page. We found that 69% of them (43 requests) were addressed to the original Szkolenia-semper.pl, 6% (4 requests) were made to Google-analytics.com and 6% (4 requests) were made to Fonts.gstatic.com. The less responsive or slowest element that took the longest time to load (1.2 sec) belongs to the original domain Szkolenia-semper.pl.

Page Optimization Overview & Recommendations

Page size can be reduced by 161.7 kB (11%)

Content Size

1.4 MB

After Optimization

1.3 MB

In fact, the total size of Szkolenia-semper.pl main page is 1.4 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. 45% of websites need less resources to load. Images take 1.1 MB which makes up the majority of the site volume.

HTML Optimization

-87%

Potential reduce by 131.3 kB

  • Original 150.7 kB
  • After minification 136.5 kB
  • After compression 19.3 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 131.3 kB or 87% of the original size.

Image Optimization

-2%

Potential reduce by 22.5 kB

  • Original 1.1 MB
  • After minification 1.1 MB

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. Szkolenia Semper images are well optimized though.

JavaScript Optimization

-3%

Potential reduce by 4.7 kB

  • Original 174.0 kB
  • After minification 173.7 kB
  • After compression 169.3 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. This website has mostly compressed JavaScripts.

CSS Optimization

-20%

Potential reduce by 3.2 kB

  • Original 15.9 kB
  • After minification 15.9 kB
  • After compression 12.8 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. Szkolenia-semper.pl needs all CSS files to be minified and compressed as it can save up to 3.2 kB or 20% of the original size.

Requests Breakdown

Number of requests can be reduced by 24 (48%)

Requests Now

50

After Optimization

26

The browser has sent 50 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Szkolenia Semper. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 20 to 1 for JavaScripts and as a result speed up the page load time.

Accessibility Review

szkolenia-semper.pl accessibility score

97

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

Best Practices

szkolenia-semper.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

High

Browser errors were logged to the console

High

Page has valid source maps

SEO Factors

szkolenia-semper.pl SEO score

90

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 uses legible font sizes

High

Tap targets are not sized appropriately

Language and Encoding

  • Language Detected

    PL

  • Language Claimed

    PL

  • Encoding

    ISO-8859-1

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Szkolenia-semper.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 Szkolenia-semper.pl main page’s claimed encoding is iso-8859-1. 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 Szkolenia Semper. 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: