Report Summary

  • 92

    Performance

    Renders faster than
    92% of other websites

  • 96

    Accessibility

    Visual factors better than
    that of 89% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    56% of websites

  • 69

    SEO

    Google-friendlier than
    28% of websites

t.zukko.net

少年Bのページ

Page Load Speed

3.4 sec in total

First Response

1.5 sec

Resources Loaded

1.7 sec

Page Rendered

127 ms

t.zukko.net screenshot

About Website

Visit t.zukko.net now to see the best up-to-date T Zukko content for Japan and also check out these interesting facts you probably never knew about t.zukko.net

Visit t.zukko.net

Key Findings

We analyzed T.zukko.net page load time and found that the first response time was 1.5 sec and then it took 1.8 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 35% of websites can load faster.

Performance Metrics

t.zukko.net performance score

92

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value1.8 s

89/100

10%

LCP (Largest Contentful Paint)

Value1.8 s

98/100

25%

SI (Speed Index)

Value7.0 s

32/100

10%

TBT (Total Blocking Time)

Value0 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value1.8 s

100/100

10%

Network Requests Diagram

t.zukko.net

1508 ms

zukko.css

367 ms

yahoo.jpg

206 ms

Our browser made a total of 3 requests to load all elements on the main page. We found that 67% of them (2 requests) were addressed to the original T.zukko.net, 33% (1 request) were made to Zukko.net. The less responsive or slowest element that took the longest time to load (1.5 sec) belongs to the original domain T.zukko.net.

Page Optimization Overview & Recommendations

Page size can be reduced by 4.5 kB (46%)

Content Size

9.7 kB

After Optimization

5.2 kB

In fact, the total size of T.zukko.net main page is 9.7 kB. This result falls within a big category (top 100 000) of medium weight web pages. Only a small number of websites need less resources to load. HTML takes 5.0 kB which makes up the majority of the site volume.

HTML Optimization

-57%

Potential reduce by 2.9 kB

  • Original 5.0 kB
  • After minification 5.0 kB
  • After compression 2.2 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 2.9 kB or 57% of the original size.

Image Optimization

-11%

Potential reduce by 318 B

  • Original 2.9 kB
  • After minification 2.6 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. Obviously, T Zukko needs image optimization as it can save up to 318 B or 11% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

CSS Optimization

-76%

Potential reduce by 1.3 kB

  • Original 1.7 kB
  • After minification 1.3 kB
  • After compression 408 B

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. T.zukko.net needs all CSS files to be minified and compressed as it can save up to 1.3 kB or 76% of the original size.

Requests Breakdown

We found no issues to fix!

Requests Now

2

After Optimization

2

The browser has sent 2 CSS, Javascripts, AJAX and image requests in order to completely render the main page of T Zukko. According to our analytics all requests are already optimized.

Accessibility Review

t.zukko.net accessibility score

96

Accessibility Issues

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

Best Practices

t.zukko.net best practices score

83

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

SEO Factors

t.zukko.net SEO score

69

Search Engine Optimization Advices

Language and Encoding

  • Language Detected

    JA

  • Language Claimed

    JA

  • Encoding

    EUC-JP

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise T.zukko.net 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 T.zukko.net main page’s claimed encoding is euc-jp. 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

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