Tools & Wizards About Us

Report Summary

  • 54

    Performance

    Renders faster than
    71% of other websites

  • 97

    Accessibility

    Visual factors better than
    that of 91% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 98

    SEO

    Google-friendlier than
    92% of websites

30minut.cz

Dedikované servery, managed servery a server hosting

Page Load Speed

4.6 sec in total

First Response

1.2 sec

Resources Loaded

2.9 sec

Page Rendered

567 ms

About Website

Click here to check amazing 30 Minut content. Otherwise, check out these important facts you probably never knew about 30minut.cz

Řešení pro náročné zákazníky. Servery poskytujeme přes 18 let a pečujeme o více než třetinu českého internetu. Proto nám důvěřují nejnavštěvovanější weby.

Visit 30minut.cz

Key Findings

We analyzed 30minut.cz page load time and found that the first response time was 1.2 sec and then it took 3.4 sec to load all DOM resources and completely render a web page. This is a poor result, as 60% of websites can load faster.

Performance Metrics

30minut.cz performance score

54

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.0 s

51/100

10%

LCP (Largest Contentful Paint)

Value6.1 s

12/100

25%

SI (Speed Index)

Value3.5 s

88/100

10%

TBT (Total Blocking Time)

Value520 ms

56/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value6.7 s

56/100

10%

Network Requests Diagram

www.30minut.cz

1200 ms

style.css

214 ms

centered.css

208 ms

jquery.js

312 ms

audio-player.js

208 ms

Our browser made a total of 45 requests to load all elements on the main page. We found that 87% of them (39 requests) were addressed to the original 30minut.cz, 4% (2 requests) were made to Stats.wordpress.com and 4% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (1.2 sec) belongs to the original domain 30minut.cz.

Page Optimization Overview & Recommendations

Page size can be reduced by 106.5 kB (31%)

Content Size

339.0 kB

After Optimization

232.4 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of 30minut.cz main page is 339.0 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. Images take 192.9 kB which makes up the majority of the site volume.

HTML Optimization

-75%

Potential reduce by 43.6 kB

  • Original 57.9 kB
  • After minification 51.8 kB
  • After compression 14.3 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 6.2 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 43.6 kB or 75% of the original size.

Image Optimization

-9%

Potential reduce by 18.3 kB

  • Original 192.9 kB
  • After minification 174.6 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. 30 Minut images are well optimized though.

JavaScript Optimization

-39%

Potential reduce by 25.1 kB

  • Original 64.1 kB
  • After minification 63.7 kB
  • After compression 39.0 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 25.1 kB or 39% of the original size.

CSS Optimization

-82%

Potential reduce by 19.6 kB

  • Original 24.0 kB
  • After minification 17.9 kB
  • After compression 4.4 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. 30minut.cz needs all CSS files to be minified and compressed as it can save up to 19.6 kB or 82% of the original size.

Requests Breakdown

Number of requests can be reduced by 20 (47%)

Requests Now

43

After Optimization

23

  • Images
  • JavaScript
  • CSS

The browser has sent 43 CSS, Javascripts, AJAX and image requests in order to completely render the main page of 30 Minut. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 5 to 1 for JavaScripts and from 5 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

30minut.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

30minut.cz best practices score

83

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

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

30minut.cz SEO score

98

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 30minut.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 30minut.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 30 Minut. 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: