Report Summary

  • 0

    Performance

  • 0

    Accessibility

  • 0

    Best Practices

  • 0

    SEO

Page Load Speed

3.5 sec in total

First Response

512 ms

Resources Loaded

1.8 sec

Page Rendered

1.1 sec

shirai.cz screenshot

About Website

Click here to check amazing Shirai content for Czech Republic. Otherwise, check out these important facts you probably never knew about shirai.cz

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Key Findings

We analyzed Shirai.cz page load time and found that the first response time was 512 ms and then it took 3 sec to load all DOM resources and completely render a web page. This is a poor result, as 50% of websites can load faster.

Performance Metrics

shirai.cz performance score

0

Network Requests Diagram

shirai.cz

512 ms

cssloader-c202d0db4993.css

428 ms

font-awesome.min.css

6 ms

jsloader-66efb3758805.js

465 ms

enhancer.js

711 ms

Our browser made a total of 33 requests to load all elements on the main page. We found that 24% of them (8 requests) were addressed to the original Shirai.cz, 55% (18 requests) were made to C1.shirai.cz and 9% (3 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (711 ms) relates to the external source Cz.search.etargetnet.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 392.9 kB (2%)

Content Size

24.8 MB

After Optimization

24.4 MB

In fact, the total size of Shirai.cz main page is 24.8 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. 65% of websites need less resources to load. Images take 24.3 MB which makes up the majority of the site volume.

HTML Optimization

-83%

Potential reduce by 47.9 kB

  • Original 58.1 kB
  • After minification 47.8 kB
  • After compression 10.1 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 10.2 kB, which is 18% 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 47.9 kB or 83% of the original size.

Image Optimization

-0%

Potential reduce by 17.2 kB

  • Original 24.3 MB
  • After minification 24.3 MB

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. Shirai images are well optimized though.

JavaScript Optimization

-73%

Potential reduce by 186.6 kB

  • Original 254.7 kB
  • After minification 206.8 kB
  • After compression 68.1 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 186.6 kB or 73% of the original size.

CSS Optimization

-85%

Potential reduce by 141.1 kB

  • Original 166.5 kB
  • After minification 135.6 kB
  • After compression 25.4 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. Shirai.cz needs all CSS files to be minified and compressed as it can save up to 141.1 kB or 85% of the original size.

Requests Breakdown

Number of requests can be reduced by 6 (19%)

Requests Now

31

After Optimization

25

The browser has sent 31 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Shirai. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 7 to 1 for JavaScripts and as a result speed up the page load time.

SEO Factors

shirai.cz SEO score

0

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 Shirai.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 Shirai.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 Shirai. 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: