Tools & Wizards About Us

Report Summary

  • 36

    Performance

    Renders faster than
    55% of other websites

  • 76

    Accessibility

    Visual factors better than
    that of 42% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    80% of websites

  • 93

    SEO

    Google-friendlier than
    83% of websites

poznejsvezdravi.cz

Magazín o zdraví, cvičení a stravování - Poznej své zdraví

Page Load Speed

6.7 sec in total

First Response

126 ms

Resources Loaded

6 sec

Page Rendered

587 ms

About Website

Click here to check amazing Poznej Svezdravi content. Otherwise, check out these important facts you probably never knew about poznejsvezdravi.cz

Přečtěte si zajímavé informace ze světa zdraví. Můžete se dozvědět spousty informací ze sportu, stravy, nemocech i třeba rodinných vztahů. Ke zdraví

Visit poznejsvezdravi.cz

Key Findings

We analyzed Poznejsvezdravi.cz page load time and found that the first response time was 126 ms and then it took 6.6 sec to load all DOM resources and completely render a web page. This is a poor result, as 80% of websites can load faster.

Performance Metrics

poznejsvezdravi.cz performance score

36

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.8 s

27/100

10%

LCP (Largest Contentful Paint)

Value4.1 s

47/100

25%

SI (Speed Index)

Value7.4 s

27/100

10%

TBT (Total Blocking Time)

Value1,690 ms

11/100

30%

CLS (Cumulative Layout Shift)

Value0.003

100/100

15%

TTI (Time to Interactive)

Value14.8 s

8/100

10%

Network Requests Diagram

poznejsvezdravi.cz

126 ms

www.poznejsvezdravi.cz

152 ms

frontend.css

337 ms

frontend.min.css

437 ms

style.css

329 ms

Our browser made a total of 23 requests to load all elements on the main page. We found that 78% of them (18 requests) were addressed to the original Poznejsvezdravi.cz, 9% (2 requests) were made to Google-analytics.com and 4% (1 request) were made to Serve.affiliate.heureka.cz. The less responsive or slowest element that took the longest time to load (1.2 sec) relates to the external source Login.dognet.sk.

Page Optimization Overview & Recommendations

Page size can be reduced by 164.8 kB (32%)

Content Size

513.9 kB

After Optimization

349.2 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Poznejsvezdravi.cz main page is 513.9 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. 25% of websites need less resources to load. HTML takes 194.5 kB which makes up the majority of the site volume.

HTML Optimization

-83%

Potential reduce by 162.1 kB

  • Original 194.5 kB
  • After minification 194.3 kB
  • After compression 32.4 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 162.1 kB or 83% of the original size.

Image Optimization

-0%

Potential reduce by 0 B

  • Original 179.5 kB
  • After minification 179.5 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. Poznej Svezdravi images are well optimized though.

JavaScript Optimization

-2%

Potential reduce by 1.8 kB

  • Original 106.3 kB
  • After minification 106.3 kB
  • After compression 104.5 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

-3%

Potential reduce by 923 B

  • Original 33.7 kB
  • After minification 33.7 kB
  • After compression 32.8 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. Poznejsvezdravi.cz has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 15 (75%)

Requests Now

20

After Optimization

5

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 20 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Poznej Svezdravi. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 11 to 1 for JavaScripts and from 6 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

poznejsvezdravi.cz accessibility score

76

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.

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 IDs 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

Low

No form fields have multiple labels

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

Heading elements are not in a sequentially-descending order

Best Practices

poznejsvezdravi.cz best practices score

92

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

General

Impact

Issue

Low

Detected JavaScript libraries

High

Page has valid source maps

SEO Factors

poznejsvezdravi.cz SEO score

93

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

    CS

  • Language Claimed

    CS

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Poznejsvezdravi.cz can be misinterpreted by Google and other search engines. Our service has detected that Czech is used on the page, and it matches the claimed language. Our system also found out that Poznejsvezdravi.cz 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 Poznej Svezdravi. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: