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korzen.org screenshot

Report Summary

  • 56

    Performance

    Renders faster than
    72% of other websites

  • 80

    Accessibility

    Visual factors better than
    that of 49% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 100

    SEO

    Google-friendlier than
    94% of websites

korzen.org

korzen.org

Page Load Speed

1.4 sec in total

First Response

218 ms

Resources Loaded

1.1 sec

Page Rendered

136 ms

korzen.org screenshot

About Website

Click here to check amazing Korzen content for Poland. Otherwise, check out these important facts you probably never knew about korzen.org

Maciej Korzeń DevOps Administrator Linux enthusiast

Visit korzen.org

Key Findings

We analyzed Korzen.org page load time and found that the first response time was 218 ms and then it took 1.2 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 25% of websites can load faster.

Performance Metrics

korzen.org performance score

56

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.2 s

42/100

10%

LCP (Largest Contentful Paint)

Value8.8 s

1/100

25%

SI (Speed Index)

Value4.9 s

66/100

10%

TBT (Total Blocking Time)

Value80 ms

99/100

30%

CLS (Cumulative Layout Shift)

Value0.168

71/100

15%

TTI (Time to Interactive)

Value8.0 s

43/100

10%

Network Requests Diagram

korzen.org

218 ms

css

39 ms

bootstrap.min.css

169 ms

fontawesome-all.css

158 ms

simple-line-icons.min.css

160 ms

Our browser made a total of 41 requests to load all elements on the main page. We found that 90% of them (37 requests) were addressed to the original Korzen.org, 5% (2 requests) were made to Google-analytics.com and 2% (1 request) were made to Fonts.googleapis.com. The less responsive or slowest element that took the longest time to load (575 ms) belongs to the original domain Korzen.org.

Page Optimization Overview & Recommendations

Page size can be reduced by 28.0 kB (6%)

Content Size

433.6 kB

After Optimization

405.6 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Korzen.org main page is 433.6 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. 50% of websites need less resources to load. Images take 204.4 kB which makes up the majority of the site volume.

HTML Optimization

-71%

Potential reduce by 5.6 kB

  • Original 7.9 kB
  • After minification 6.7 kB
  • After compression 2.3 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 1.1 kB, which is 15% 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 5.6 kB or 71% of the original size.

Image Optimization

-6%

Potential reduce by 12.2 kB

  • Original 204.4 kB
  • After minification 192.2 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. Korzen images are well optimized though.

JavaScript Optimization

-3%

Potential reduce by 4.5 kB

  • Original 133.5 kB
  • After minification 133.5 kB
  • After compression 129.1 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

-7%

Potential reduce by 5.7 kB

  • Original 87.7 kB
  • After minification 87.7 kB
  • After compression 82.0 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. Korzen.org has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 31 (84%)

Requests Now

37

After Optimization

6

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 37 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Korzen. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 19 to 1 for JavaScripts and from 14 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

korzen.org

korzen.org

218 ms

css

css

39 ms

bootstrap.min.css

bootstrap.min.css

169 ms

fontawesome-all.css

fontawesome-all.css

158 ms

simple-line-icons.min.css

simple-line-icons.min.css

160 ms

owl.carousel.min.css

owl.carousel.min.css

161 ms

owl.theme.default.min.css

owl.theme.default.min.css

162 ms

magnific-popup.min.css

magnific-popup.min.css

174 ms

theme.css

theme.css

238 ms

theme-elements.css

theme-elements.css

316 ms

theme-blog.css

theme-blog.css

241 ms

theme-shop.css

theme-shop.css

244 ms

theme-animate.css

theme-animate.css

252 ms

default.css

default.css

264 ms

custom.css

custom.css

325 ms

modernizr.min.js

modernizr.min.js

331 ms

jquery.min.js

jquery.min.js

411 ms

jquery.appear.min.js

jquery.appear.min.js

395 ms

jquery.easing.min.js

jquery.easing.min.js

394 ms

jquery-cookie.min.js

jquery-cookie.min.js

396 ms

bootstrap.min.js

bootstrap.min.js

396 ms

common.min.js

common.min.js

403 ms

jquery.validation.min.js

jquery.validation.min.js

426 ms

jquery.stellar.min.js

jquery.stellar.min.js

437 ms

jquery.easy-pie-chart.min.js

jquery.easy-pie-chart.min.js

472 ms

jquery.gmap.min.js

jquery.gmap.min.js

473 ms

jquery.lazyload.min.js

jquery.lazyload.min.js

483 ms

jquery.isotope.min.js

jquery.isotope.min.js

494 ms

owl.carousel.min.js

owl.carousel.min.js

502 ms

jquery.magnific-popup.min.js

jquery.magnific-popup.min.js

527 ms

vide.min.js

vide.min.js

553 ms

theme.js

theme.js

553 ms

theme.init.js

theme.init.js

575 ms

background1.jpg

background1.jpg

493 ms

maciek.jpg

maciek.jpg

287 ms

font

font

33 ms

fa-brands-400.woff

fa-brands-400.woff

315 ms

fa-solid-900.woff

fa-solid-900.woff

322 ms

fa-regular-400.woff

fa-regular-400.woff

250 ms

analytics.js

analytics.js

9 ms

collect

collect

32 ms

Accessibility Review

korzen.org accessibility score

80

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

Heading elements are not in a sequentially-descending order

Best practices

These items highlight common accessibility best practices.

Impact

Issue

High

[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.

Best Practices

korzen.org 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

korzen.org SEO score

100

Search Engine Optimization Advices

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

    EN

  • Language Claimed

    EN

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Korzen.org can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and it matches the claimed language. Our system also found out that Korzen.org 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

korzen.org

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