Tools & Wizards About Us

Report Summary

  • 19

    Performance

    Renders faster than
    36% of other websites

  • 81

    Accessibility

    Visual factors better than
    that of 51% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 85

    SEO

    Google-friendlier than
    55% of websites

expert-szkola.pl

EXPERT Szkoła Jazdy Warszawa - jazdy doszkalające i kurs prawa jazdy.

Page Load Speed

5.7 sec in total

First Response

1.4 sec

Resources Loaded

3.9 sec

Page Rendered

376 ms

About Website

Welcome to expert-szkola.pl homepage info - get ready to check EXPERT Szkola best content for Poland right away, or after learning these important things about expert-szkola.pl

Najlepsze opinie. Najwyższa jakość szkoleń na prawo jazdy w Warszawie. 14 lat doświadczenia, 3 lokalizacje biura, 15 miejsc rozpoczęcia jazd doszkalających i na kursie. Badania kierowców.

Visit expert-szkola.pl

Key Findings

We analyzed Expert-szkola.pl page load time and found that the first response time was 1.4 sec and then it took 4.3 sec to load all DOM resources and completely render a web page. This is a poor result, as 70% of websites can load faster.

Performance Metrics

expert-szkola.pl performance score

19

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.8 s

27/100

10%

LCP (Largest Contentful Paint)

Value12.0 s

0/100

25%

SI (Speed Index)

Value7.3 s

29/100

10%

TBT (Total Blocking Time)

Value2,370 ms

5/100

30%

CLS (Cumulative Layout Shift)

Value0.16

73/100

15%

TTI (Time to Interactive)

Value13.0 s

12/100

10%

Network Requests Diagram

expert-szkola.pl

1439 ms

jmf_30bcd88f3b863d95303c3349a192c2cf.css

335 ms

css

30 ms

css

50 ms

jmf_9e7741ff31674b417ea099877ec93140.js

641 ms

Our browser made a total of 34 requests to load all elements on the main page. We found that 82% of them (28 requests) were addressed to the original Expert-szkola.pl, 9% (3 requests) were made to Maps.googleapis.com and 6% (2 requests) were made to Fonts.googleapis.com. The less responsive or slowest element that took the longest time to load (1.4 sec) belongs to the original domain Expert-szkola.pl.

Page Optimization Overview & Recommendations

Page size can be reduced by 159.3 kB (29%)

Content Size

551.7 kB

After Optimization

392.4 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Expert-szkola.pl main page is 551.7 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. 20% of websites need less resources to load. Images take 286.3 kB which makes up the majority of the site volume.

HTML Optimization

-81%

Potential reduce by 65.2 kB

  • Original 80.3 kB
  • After minification 80.2 kB
  • After compression 15.1 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 65.2 kB or 81% of the original size.

Image Optimization

-24%

Potential reduce by 68.3 kB

  • Original 286.3 kB
  • After minification 218.0 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. Obviously, EXPERT Szkola needs image optimization as it can save up to 68.3 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

-11%

Potential reduce by 10.7 kB

  • Original 99.8 kB
  • After minification 99.8 kB
  • After compression 89.1 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. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 10.7 kB or 11% of the original size.

CSS Optimization

-18%

Potential reduce by 15.1 kB

  • Original 85.3 kB
  • After minification 85.3 kB
  • After compression 70.2 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. Expert-szkola.pl needs all CSS files to be minified and compressed as it can save up to 15.1 kB or 18% of the original size.

Requests Breakdown

Number of requests can be reduced by 14 (54%)

Requests Now

26

After Optimization

12

  • Images
  • JavaScript
  • CSS

The browser has sent 26 CSS, Javascripts, AJAX and image requests in order to completely render the main page of EXPERT Szkola. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 5 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

expert-szkola.pl accessibility score

81

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.

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

<dl>'s do not contain only properly-ordered <dt> and <dd> groups, <script>, <template> or <div> elements.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

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

expert-szkola.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

SEO Factors

expert-szkola.pl SEO score

85

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

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

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 Expert-szkola.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 Expert-szkola.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 description is not detected on the main page of EXPERT Szkola. 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: