Report Summary

  • 0

    Performance

  • 0

    Accessibility

  • 0

    Best Practices

  • 0

    SEO

zei.tokyo

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Page Load Speed

9.1 sec in total

First Response

499 ms

Resources Loaded

8 sec

Page Rendered

523 ms

zei.tokyo screenshot

About Website

Welcome to zei.tokyo homepage info - get ready to check Zei best content for Japan right away, or after learning these important things about zei.tokyo

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Key Findings

We analyzed Zei.tokyo page load time and found that the first response time was 499 ms and then it took 8.6 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

zei.tokyo performance score

0

Network Requests Diagram

zei.tokyo

499 ms

zei.tokyo

1445 ms

base.css

1168 ms

style1.css

582 ms

lang.css

586 ms

Our browser made a total of 50 requests to load all elements on the main page. We found that 86% of them (43 requests) were addressed to the original Zei.tokyo, 4% (2 requests) were made to Google-analytics.com and 2% (1 request) were made to B92.yahoo.co.jp. The less responsive or slowest element that took the longest time to load (3.5 sec) belongs to the original domain Zei.tokyo.

Page Optimization Overview & Recommendations

Page size can be reduced by 396.1 kB (72%)

Content Size

552.2 kB

After Optimization

156.1 kB

In fact, the total size of Zei.tokyo main page is 552.2 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. 20% of websites need less resources to load. Javascripts take 370.0 kB which makes up the majority of the site volume.

HTML Optimization

-74%

Potential reduce by 19.8 kB

  • Original 26.9 kB
  • After minification 25.2 kB
  • After compression 7.1 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. 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 19.8 kB or 74% of the original size.

Image Optimization

-58%

Potential reduce by 64.4 kB

  • Original 111.3 kB
  • After minification 47.0 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, Zei needs image optimization as it can save up to 64.4 kB or 58% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-74%

Potential reduce by 275.2 kB

  • Original 370.0 kB
  • After minification 222.3 kB
  • After compression 94.9 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 275.2 kB or 74% of the original size.

CSS Optimization

-84%

Potential reduce by 36.8 kB

  • Original 44.0 kB
  • After minification 32.3 kB
  • After compression 7.2 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. Zei.tokyo needs all CSS files to be minified and compressed as it can save up to 36.8 kB or 84% of the original size.

Requests Breakdown

Number of requests can be reduced by 19 (40%)

Requests Now

47

After Optimization

28

The browser has sent 47 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Zei. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 10 to 1 for JavaScripts and from 5 to 1 for CSS and as a result speed up the page load time.

SEO Factors

zei.tokyo SEO score

0

Language and Encoding

  • Language Detected

    JA

  • Language Claimed

    JA

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Zei.tokyo can be misinterpreted by Google and other search engines. Our service has detected that Japanese is used on the page, and it matches the claimed language. Our system also found out that Zei.tokyo 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 Zei. 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: