Tools & Wizards About Us

Report Summary

  • 14

    Performance

    Renders faster than
    26% of other websites

  • 72

    Accessibility

    Visual factors better than
    that of 37% of websites

  • 50

    Best Practices

    More advanced features
    available than in
    19% of websites

  • 87

    SEO

    Google-friendlier than
    65% of websites

slowka.pl

Slowka.pl - język angielski, francuski, hiszpański, niemiecki, rosyjski, włoski

Page Load Speed

4.3 sec in total

First Response

359 ms

Resources Loaded

3.6 sec

Page Rendered

348 ms

About Website

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

Nauka języka angielskiego, francuskiego, hiszpańskiego, rosyjskiego, włoskiego, 20 języków obcych, językowe gry on-line, gramatyka

Visit slowka.pl

Key Findings

We analyzed Slowka.pl page load time and found that the first response time was 359 ms and then it took 3.9 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

slowka.pl performance score

14

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.7 s

30/100

10%

LCP (Largest Contentful Paint)

Value5.8 s

15/100

25%

SI (Speed Index)

Value16.6 s

0/100

10%

TBT (Total Blocking Time)

Value1,180 ms

21/100

30%

CLS (Cumulative Layout Shift)

Value0.892

3/100

15%

TTI (Time to Interactive)

Value25.1 s

0/100

10%

Network Requests Diagram

slowka.pl

359 ms

www.slowka.pl

773 ms

style_nowe.css

232 ms

jqueryslidemenu.css

238 ms

jquery-1.4.2.min.js

359 ms

Our browser made a total of 160 requests to load all elements on the main page. We found that 8% of them (13 requests) were addressed to the original Slowka.pl, 50% (80 requests) were made to Jezykiobce.net and 6% (10 requests) were made to Static.xx.fbcdn.net. The less responsive or slowest element that took the longest time to load (773 ms) belongs to the original domain Slowka.pl.

Page Optimization Overview & Recommendations

Page size can be reduced by 261.0 kB (18%)

Content Size

1.5 MB

After Optimization

1.2 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Slowka.pl main page is 1.5 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. 55% of websites need less resources to load. Images take 1.2 MB which makes up the majority of the site volume.

HTML Optimization

-85%

Potential reduce by 119.3 kB

  • Original 139.6 kB
  • After minification 117.7 kB
  • After compression 20.3 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. This page needs HTML code to be minified as it can gain 21.9 kB, which is 16% of the original size. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 119.3 kB or 85% of the original size.

Image Optimization

-7%

Potential reduce by 86.7 kB

  • Original 1.2 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. Slowka images are well optimized though.

JavaScript Optimization

-36%

Potential reduce by 52.2 kB

  • Original 143.5 kB
  • After minification 143.4 kB
  • After compression 91.3 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 52.2 kB or 36% of the original size.

CSS Optimization

-27%

Potential reduce by 2.8 kB

  • Original 10.4 kB
  • After minification 10.4 kB
  • After compression 7.6 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. Slowka.pl needs all CSS files to be minified and compressed as it can save up to 2.8 kB or 27% of the original size.

Requests Breakdown

Number of requests can be reduced by 95 (62%)

Requests Now

153

After Optimization

58

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 153 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Slowka. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 36 to 1 for JavaScripts and from 5 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

slowka.pl accessibility score

72

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

High

Form elements do not have associated labels

High

Links do not have a discernible name

Best Practices

slowka.pl best practices score

50

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

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

slowka.pl SEO score

87

Search Engine Optimization Advices

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

High

Tap targets are not sized appropriately

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 Slowka.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 Slowka.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 Slowka. 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: