Tools & Wizards About Us

Report Summary

  • 6

    Performance

    Renders faster than
    21% of other websites

  • 97

    Accessibility

    Visual factors better than
    that of 92% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 92

    SEO

    Google-friendlier than
    74% of websites

zahady-zdravi.cz

Vítejte » Záhady zdraví

Page Load Speed

10.8 sec in total

First Response

3.1 sec

Resources Loaded

7.3 sec

Page Rendered

445 ms

About Website

Visit zahady-zdravi.cz now to see the best up-to-date Zahady Zdravi content for Czech Republic and also check out these interesting facts you probably never knew about zahady-zdravi.cz

zdraví

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Key Findings

We analyzed Zahady-zdravi.cz page load time and found that the first response time was 3.1 sec and then it took 7.8 sec to load all DOM resources and completely render a web page. This is a poor result, as 85% of websites can load faster.

Performance Metrics

zahady-zdravi.cz performance score

6

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value6.3 s

3/100

10%

LCP (Largest Contentful Paint)

Value9.1 s

1/100

25%

SI (Speed Index)

Value10.9 s

6/100

10%

TBT (Total Blocking Time)

Value2,790 ms

3/100

30%

CLS (Cumulative Layout Shift)

Value0.39

26/100

15%

TTI (Time to Interactive)

Value17.7 s

4/100

10%

Network Requests Diagram

www.zahady-zdravi.cz

3068 ms

screen28.css

482 ms

myscreen2.css

245 ms

image-crop.css

245 ms

mobile.css

243 ms

Our browser made a total of 154 requests to load all elements on the main page. We found that 80% of them (123 requests) were addressed to the original Zahady-zdravi.cz, 4% (6 requests) were made to Common.bestof.cz and 3% (5 requests) were made to Pagead2.googlesyndication.com. The less responsive or slowest element that took the longest time to load (3.1 sec) belongs to the original domain Zahady-zdravi.cz.

Page Optimization Overview & Recommendations

Page size can be reduced by 546.2 kB (47%)

Content Size

1.2 MB

After Optimization

611.9 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Zahady-zdravi.cz main page is 1.2 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 644.5 kB which makes up the majority of the site volume.

HTML Optimization

-75%

Potential reduce by 73.4 kB

  • Original 98.2 kB
  • After minification 82.5 kB
  • After compression 24.8 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 15.7 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 73.4 kB or 75% of the original size.

Image Optimization

-28%

Potential reduce by 180.6 kB

  • Original 644.5 kB
  • After minification 463.9 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. Obviously, Zahady Zdravi needs image optimization as it can save up to 180.6 kB or 28% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-65%

Potential reduce by 201.2 kB

  • Original 308.3 kB
  • After minification 276.7 kB
  • After compression 107.1 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. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 201.2 kB or 65% of the original size.

CSS Optimization

-85%

Potential reduce by 91.0 kB

  • Original 107.0 kB
  • After minification 76.5 kB
  • After compression 16.0 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. Zahady-zdravi.cz needs all CSS files to be minified and compressed as it can save up to 91.0 kB or 85% of the original size.

Requests Breakdown

Number of requests can be reduced by 49 (33%)

Requests Now

148

After Optimization

99

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 148 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Zahady Zdravi. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 20 to 1 for JavaScripts and from 10 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

zahady-zdravi.cz accessibility score

97

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.

Best Practices

zahady-zdravi.cz best practices score

75

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

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

High

Page has valid source maps

SEO Factors

zahady-zdravi.cz SEO score

92

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

High

Tap targets are not sized appropriately

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 Zahady-zdravi.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 Zahady-zdravi.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 description is not detected on the main page of Zahady Zdravi. 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: