Tools & Wizards About Us
genbukan.com screenshot

Report Summary

  • 98

    Performance

    Renders faster than
    95% of other websites

  • 66

    Accessibility

    Visual factors better than
    that of 31% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 67

    SEO

    Google-friendlier than
    26% of websites

genbukan.com

玄武館本部

Page Load Speed

2 sec in total

First Response

536 ms

Resources Loaded

1.4 sec

Page Rendered

98 ms

genbukan.com screenshot

About Website

Welcome to genbukan.com homepage info - get ready to check Genbukan best content right away, or after learning these important things about genbukan.com

玄武館

Visit genbukan.com

Key Findings

We analyzed Genbukan.com page load time and found that the first response time was 536 ms and then it took 1.5 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 30% of websites can load faster.

Performance Metrics

genbukan.com performance score

98

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value0.8 s

100/100

10%

LCP (Largest Contentful Paint)

Value2.3 s

94/100

25%

SI (Speed Index)

Value1.9 s

100/100

10%

TBT (Total Blocking Time)

Value120 ms

97/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value1.0 s

100/100

10%

Network Requests Diagram

genbukan.com

536 ms

table.css

165 ms

mark_amatsu.gif

330 ms

mark_genbu.gif

331 ms

mark_kjjr.gif

330 ms

Our browser made a total of 17 requests to load all elements on the main page. We found that all of those requests were addressed to Genbukan.com and no external sources were called. The less responsive or slowest element that took the longest time to load (681 ms) belongs to the original domain Genbukan.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 33.7 kB (42%)

Content Size

80.7 kB

After Optimization

47.1 kB

  • HTML
  • Images

In fact, the total size of Genbukan.com main page is 80.7 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. 15% of websites need less resources to load. Images take 74.2 kB which makes up the majority of the site volume.

HTML Optimization

-68%

Potential reduce by 4.5 kB

  • Original 6.6 kB
  • After minification 6.1 kB
  • After compression 2.1 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 4.5 kB or 68% of the original size.

Image Optimization

-39%

Potential reduce by 29.2 kB

  • Original 74.2 kB
  • After minification 45.0 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, Genbukan needs image optimization as it can save up to 29.2 kB or 39% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

Requests Breakdown

We found no issues to fix!

Requests Now

15

After Optimization

15

  • Images

The browser has sent 15 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Genbukan. According to our analytics all requests are already optimized.

Network Requests Diagram

genbukan.com

genbukan.com

536 ms

table.css

table.css

165 ms

mark_amatsu.gif

mark_amatsu.gif

330 ms

mark_genbu.gif

mark_genbu.gif

331 ms

mark_kjjr.gif

mark_kjjr.gif

330 ms

mark_ryuha.gif

mark_ryuha.gif

342 ms

mark_koryu.gif

mark_koryu.gif

341 ms

mark_goshin.gif

mark_goshin.gif

342 ms

mark_chainese.gif

mark_chainese.gif

494 ms

mark_child.gif

mark_child.gif

494 ms

mark_top02.png

mark_top02.png

662 ms

pic_flag_english_website.gif

pic_flag_english_website.gif

511 ms

pic_dojo.jpg

pic_dojo.jpg

681 ms

pic_soke&teacher1.gif

pic_soke&teacher1.gif

513 ms

top-side.gif

top-side.gif

495 ms

wall_main.jpg

wall_main.jpg

659 ms

sidebar_top.gif

sidebar_top.gif

518 ms

Accessibility Review

genbukan.com accessibility score

66

Accessibility Issues

Internationalization and localization

These are opportunities to improve the interpretation of your content by users in different locales.

Impact

Issue

High

<html> element does not have a [lang] attribute

Names and labels

These are opportunities to improve the semantics of the controls in your application. This may enhance the experience for users of assistive technology, like a screen reader.

Impact

Issue

High

Image elements do not have [alt] attributes

Best Practices

genbukan.com best practices score

67

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

User Experience

Impact

Issue

High

Serves images with low resolution

General

Impact

Issue

High

Browser errors were logged to the console

SEO Factors

genbukan.com SEO score

67

Search Engine Optimization Advices

Content Best Practices

Format your HTML in a way that enables crawlers to better understand your app’s content.

Impact

Issue

High

Image elements do not have [alt] attributes

Language and Encoding

  • Language Detected

    JA

  • Language Claimed

    N/A

  • Encoding

    SHIFT_JIS

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Genbukan.com can be misinterpreted by Google and other search engines. Our service has detected that Japanese is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that Genbukan.com main page’s claimed encoding is shift_jis. 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

genbukan.com

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