Tools & Wizards About Us

Report Summary

  • 38

    Performance

    Renders faster than
    57% of other websites

  • 61

    Accessibility

    Visual factors better than
    that of 27% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 91

    SEO

    Google-friendlier than
    70% of websites

wiekdwudziesty.pl

Wiekdwudziesty.pl - portal historyczny

Page Load Speed

5.5 sec in total

First Response

1.1 sec

Resources Loaded

4 sec

Page Rendered

409 ms

About Website

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

Portal poświęcony historii Polski i powszechnej XX wieku. Artykuły, ciekawostki, relacje i recenzje książek oraz filmów wartych polecenia

Visit wiekdwudziesty.pl

Key Findings

We analyzed Wiekdwudziesty.pl page load time and found that the first response time was 1.1 sec and then it took 4.4 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

wiekdwudziesty.pl performance score

38

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.3 s

18/100

10%

LCP (Largest Contentful Paint)

Value6.7 s

8/100

25%

SI (Speed Index)

Value6.9 s

34/100

10%

TBT (Total Blocking Time)

Value610 ms

49/100

30%

CLS (Cumulative Layout Shift)

Value0.082

94/100

15%

TTI (Time to Interactive)

Value11.6 s

18/100

10%

Network Requests Diagram

wiekdwudziesty.pl

1149 ms

style.css

221 ms

wpp.min.js

226 ms

js

71 ms

css

40 ms

Our browser made a total of 94 requests to load all elements on the main page. We found that 47% of them (44 requests) were addressed to the original Wiekdwudziesty.pl, 19% (18 requests) were made to Static.xx.fbcdn.net and 11% (10 requests) were made to Scontent-iad3-1.xx.fbcdn.net. The less responsive or slowest element that took the longest time to load (1.3 sec) belongs to the original domain Wiekdwudziesty.pl.

Page Optimization Overview & Recommendations

Page size can be reduced by 1.3 MB (26%)

Content Size

5.0 MB

After Optimization

3.7 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Wiekdwudziesty.pl main page is 5.0 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. 70% of websites need less resources to load. Images take 4.7 MB which makes up the majority of the site volume.

HTML Optimization

-81%

Potential reduce by 62.8 kB

  • Original 77.9 kB
  • After minification 72.2 kB
  • After compression 15.0 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 62.8 kB or 81% of the original size.

Image Optimization

-26%

Potential reduce by 1.2 MB

  • Original 4.7 MB
  • After minification 3.5 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. Obviously, Wiekdwudziesty needs image optimization as it can save up to 1.2 MB or 26% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-2%

Potential reduce by 2.6 kB

  • Original 160.7 kB
  • After minification 160.7 kB
  • After compression 158.1 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. This website has mostly compressed JavaScripts.

CSS Optimization

-9%

Potential reduce by 2.3 kB

  • Original 26.3 kB
  • After minification 26.0 kB
  • After compression 24.1 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. Wiekdwudziesty.pl has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 36 (42%)

Requests Now

85

After Optimization

49

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 85 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Wiekdwudziesty. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 26 to 1 for JavaScripts and from 12 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

wiekdwudziesty.pl accessibility score

61

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

[id] attributes on active, focusable elements are not unique

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

<frame> or <iframe> elements do not have a title

High

Form elements do not have associated labels

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

Lists do not contain only <li> elements and script supporting elements (<script> and <template>).

High

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

Best Practices

wiekdwudziesty.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

wiekdwudziesty.pl SEO score

91

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

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Wiekdwudziesty.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 Wiekdwudziesty.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 Wiekdwudziesty. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: