Tools & Wizards About Us

Report Summary

  • 22

    Performance

    Renders faster than
    40% of other websites

  • 87

    Accessibility

    Visual factors better than
    that of 66% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 92

    SEO

    Google-friendlier than
    74% of websites

zwrotpodatkow.pl

Zwrot podatku z zagranicy | Rozliczenie podatku z zagranicy | Zwrot-podatkow.pl

Page Load Speed

4.4 sec in total

First Response

279 ms

Resources Loaded

3.5 sec

Page Rendered

554 ms

About Website

Click here to check amazing Zwrot Podatkow content for Poland. Otherwise, check out these important facts you probably never knew about zwrotpodatkow.pl

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Key Findings

We analyzed Zwrotpodatkow.pl page load time and found that the first response time was 279 ms and then it took 4.1 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

zwrotpodatkow.pl performance score

22

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.1 s

47/100

10%

LCP (Largest Contentful Paint)

Value15.5 s

0/100

25%

SI (Speed Index)

Value9.1 s

13/100

10%

TBT (Total Blocking Time)

Value4,010 ms

1/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value13.8 s

10/100

10%

Network Requests Diagram

zwrotpodatkow.pl

279 ms

zwrot-podatkow.pl

253 ms

zwrot-podatkow.pl

822 ms

gtm.js

75 ms

app.css

125 ms

Our browser made a total of 79 requests to load all elements on the main page. We found that 1% of them (1 request) were addressed to the original Zwrotpodatkow.pl, 72% (57 requests) were made to Zwrot-podatkow.pl and 4% (3 requests) were made to Google.com. The less responsive or slowest element that took the longest time to load (1.7 sec) relates to the external source Zwrot-podatkow.pl.

Page Optimization Overview & Recommendations

Page size can be reduced by 59.9 kB (1%)

Content Size

4.2 MB

After Optimization

4.1 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Zwrotpodatkow.pl main page is 4.2 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 3.8 MB which makes up the majority of the site volume.

HTML Optimization

-81%

Potential reduce by 57.5 kB

  • Original 70.8 kB
  • After minification 62.7 kB
  • After compression 13.3 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 8.0 kB, which is 11% 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 57.5 kB or 81% of the original size.

Image Optimization

-0%

Potential reduce by 341 B

  • Original 3.8 MB
  • After minification 3.8 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. Zwrot Podatkow images are well optimized though.

JavaScript Optimization

-1%

Potential reduce by 2.0 kB

  • Original 317.6 kB
  • After minification 317.6 kB
  • After compression 315.6 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

-0%

Potential reduce by 44 B

  • Original 11.2 kB
  • After minification 11.2 kB
  • After compression 11.1 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. Zwrotpodatkow.pl has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 43 (58%)

Requests Now

74

After Optimization

31

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 74 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Zwrot Podatkow. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 15 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

zwrotpodatkow.pl accessibility score

87

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

ARIA input fields do not have accessible names

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

Image elements do not have [alt] attributes

High

Links do not have a discernible name

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Some elements have a [tabindex] value greater than 0

Best Practices

zwrotpodatkow.pl best practices score

75

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

SEO Factors

zwrotpodatkow.pl SEO score

92

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

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 Zwrotpodatkow.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 Zwrotpodatkow.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 data is detected on the main page of Zwrot Podatkow. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: