Tools & Wizards About Us
kobok.cz screenshot

Report Summary

  • 0

    Performance

  • 0

    Accessibility

  • 0

    Best Practices

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    SEO

kobok.cz

Krby, krbové vložky KOBOK

Page Load Speed

4.1 sec in total

First Response

472 ms

Resources Loaded

3.3 sec

Page Rendered

339 ms

kobok.cz screenshot

About Website

Visit kobok.cz now to see the best up-to-date KOBOK content and also check out these interesting facts you probably never knew about kobok.cz

Kobok - krby a Krbové vložky Chopok, Ďumbier, Mýto, Bystrá, Roto, KPL, teplovzdušné výměníky

Visit kobok.cz

Key Findings

We analyzed Kobok.cz page load time and found that the first response time was 472 ms and then it took 3.7 sec to load all DOM resources and completely render a web page. This is a poor result, as 65% of websites can load faster.

Performance Metrics

kobok.cz performance score

0

Network Requests Diagram

kobok.cz

472 ms

menu.js

212 ms

xr_main.css

217 ms

xr_text.css

215 ms

custom_styles.css

215 ms

Our browser made a total of 125 requests to load all elements on the main page. We found that 97% of them (121 requests) were addressed to the original Kobok.cz, 2% (3 requests) were made to Google-analytics.com and 1% (1 request) were made to Toplist.cz. The less responsive or slowest element that took the longest time to load (985 ms) belongs to the original domain Kobok.cz.

Page Optimization Overview & Recommendations

Page size can be reduced by 142.9 kB (21%)

Content Size

674.7 kB

After Optimization

531.8 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Kobok.cz main page is 674.7 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. 35% of websites need less resources to load. Images take 560.1 kB which makes up the majority of the site volume.

HTML Optimization

-87%

Potential reduce by 41.3 kB

  • Original 47.7 kB
  • After minification 47.3 kB
  • After compression 6.3 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. 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 41.3 kB or 87% of the original size.

Image Optimization

-11%

Potential reduce by 63.6 kB

  • Original 560.1 kB
  • After minification 496.5 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. Obviously, KOBOK needs image optimization as it can save up to 63.6 kB or 11% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-53%

Potential reduce by 32.0 kB

  • Original 59.9 kB
  • After minification 59.3 kB
  • After compression 27.8 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 32.0 kB or 53% of the original size.

CSS Optimization

-84%

Potential reduce by 6.0 kB

  • Original 7.1 kB
  • After minification 6.6 kB
  • After compression 1.1 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. Kobok.cz needs all CSS files to be minified and compressed as it can save up to 6.0 kB or 84% of the original size.

Requests Breakdown

Number of requests can be reduced by 31 (25%)

Requests Now

124

After Optimization

93

  • Images
  • JavaScript
  • CSS

The browser has sent 124 CSS, Javascripts, AJAX and image requests in order to completely render the main page of KOBOK. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests and as a result speed up the page load time.

Network Requests Diagram

kobok.cz

kobok.cz

472 ms

menu.js

menu.js

212 ms

xr_main.css

xr_main.css

217 ms

xr_text.css

xr_text.css

215 ms

custom_styles.css

custom_styles.css

215 ms

roe.js

roe.js

322 ms

count.asp

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266 ms

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5 ms

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11 ms

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0_1000000.gif

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850 ms

SEO Factors

kobok.cz SEO score

0

Language and Encoding

  • Language Detected

    N/A

  • Language Claimed

    N/A

  • Encoding

    WINDOWS-1250

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Kobok.cz can be misinterpreted by Google and other search engines. Unfortunately we cannot identify language used on the page (probably there is a mix of languages, too little text or something else) and no language is claimed in <html> or <meta> tags either. Our system also found out that Kobok.cz main page’s claimed encoding is windows-1250. Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.

Social Sharing Optimization

kobok.cz

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