Tools & Wizards About Us
lexis.edu.pl screenshot

Report Summary

  • 83

    Performance

    Renders faster than
    88% of other websites

  • 72

    Accessibility

    Visual factors better than
    that of 38% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 84

    SEO

    Google-friendlier than
    53% of websites

lexis.edu.pl

Kursy językowe w Warszawie i za granicą. Tłumaczenia przysięgłe. Obozy językowe i kursy za granicą

Page Load Speed

2.2 sec in total

First Response

378 ms

Resources Loaded

1.5 sec

Page Rendered

326 ms

lexis.edu.pl screenshot

About Website

Click here to check amazing Lexis content for Poland. Otherwise, check out these important facts you probably never knew about lexis.edu.pl

Kursy, szkolenia: angielski, niemiecki, francuski, hiszpański, polski dla cudzoziemców, tłumaczenia przysięgłe, kursy językowe za granicą, zagraniczne studia,

Visit lexis.edu.pl

Key Findings

We analyzed Lexis.edu.pl page load time and found that the first response time was 378 ms and then it took 1.8 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 30% of websites can load faster.

Performance Metrics

lexis.edu.pl performance score

83

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.1 s

45/100

10%

LCP (Largest Contentful Paint)

Value3.3 s

70/100

25%

SI (Speed Index)

Value3.9 s

82/100

10%

TBT (Total Blocking Time)

Value140 ms

96/100

30%

CLS (Cumulative Layout Shift)

Value0.008

100/100

15%

TTI (Time to Interactive)

Value3.4 s

93/100

10%

Network Requests Diagram

lexis.edu.pl

378 ms

biblioteka.js

358 ms

style.css

229 ms

menu1.js

373 ms

s.js

280 ms

Our browser made a total of 26 requests to load all elements on the main page. We found that 81% of them (21 requests) were addressed to the original Lexis.edu.pl, 8% (2 requests) were made to Adstat.4u.pl and 8% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (720 ms) belongs to the original domain Lexis.edu.pl.

Page Optimization Overview & Recommendations

Page size can be reduced by 113.0 kB (37%)

Content Size

302.1 kB

After Optimization

189.1 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Lexis.edu.pl main page is 302.1 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 197.4 kB which makes up the majority of the site volume.

HTML Optimization

-79%

Potential reduce by 33.2 kB

  • Original 42.2 kB
  • After minification 38.6 kB
  • After compression 9.0 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 33.2 kB or 79% of the original size.

Image Optimization

-24%

Potential reduce by 46.6 kB

  • Original 197.4 kB
  • After minification 150.8 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. Obviously, Lexis needs image optimization as it can save up to 46.6 kB or 24% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-53%

Potential reduce by 32.6 kB

  • Original 61.5 kB
  • After minification 59.4 kB
  • After compression 28.9 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 32.6 kB or 53% of the original size.

CSS Optimization

-60%

Potential reduce by 617 B

  • Original 1.0 kB
  • After minification 923 B
  • After compression 407 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. Lexis.edu.pl needs all CSS files to be minified and compressed as it can save up to 617 B or 60% of the original size.

Requests Breakdown

Number of requests can be reduced by 3 (12%)

Requests Now

25

After Optimization

22

  • Images
  • JavaScript
  • CSS

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

Network Requests Diagram

lexis.edu.pl

lexis.edu.pl

378 ms

biblioteka.js

biblioteka.js

358 ms

style.css

style.css

229 ms

menu1.js

menu1.js

373 ms

s.js

s.js

280 ms

ga.js

ga.js

40 ms

s4u.gif

s4u.gif

165 ms

granat.gif

granat.gif

126 ms

ver_it.PNG

ver_it.PNG

110 ms

midpic.jpg

midpic.jpg

120 ms

midpic2.gif

midpic2.gif

326 ms

flags1.gif

flags1.gif

234 ms

szkoly_jezykowe_zagranica.gif

szkoly_jezykowe_zagranica.gif

234 ms

tlumaczenia_warszawa.jpg

tlumaczenia_warszawa.jpg

720 ms

lcciwarszawa.jpg

lcciwarszawa.jpg

256 ms

ver_en.png

ver_en.png

238 ms

deutsch.png

deutsch.png

578 ms

ver_pl.png

ver_pl.png

342 ms

kupon-maly.jpg

kupon-maly.jpg

443 ms

bluefade.gif

bluefade.gif

342 ms

leftBlockc.jpg

leftBlockc.jpg

404 ms

frame300x200.gif

frame300x200.gif

424 ms

TEXTback.jpg

TEXTback.jpg

459 ms

kursy_jezykowe_warszawa.gif

kursy_jezykowe_warszawa.gif

513 ms

__utm.gif

__utm.gif

13 ms

s.cgi

s.cgi

217 ms

Accessibility Review

lexis.edu.pl accessibility score

72

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

Elements with an ARIA [role] that require children to contain a specific [role] are missing some or all of those required children.

High

[role]s are not contained by their required parent element

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.

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

Tables and lists

These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.

Impact

Issue

High

List items (<li>) are not contained within <ul> or <ol> parent elements.

Best Practices

lexis.edu.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

Displays images with incorrect aspect ratio

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

SEO Factors

lexis.edu.pl SEO score

84

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-8859-2

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

lexis.edu.pl

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