Access hou-bun.com. 法律・社会科学・人文を中心に書籍を出版-京都の法律文化社-

name

value

score

weighting

FCP (First Contentful Paint)

Value2.8 s

58/100

10%

LCP (Largest Contentful Paint)

Value7.3 s

4/100

25%

SI (Speed Index)

Value6.1 s

44/100

10%

TBT (Total Blocking Time)

Value830 ms

35/100

30%

CLS (Cumulative Layout Shift)

Value0.014

100/100

15%

TTI (Time to Interactive)

Value10.2 s

25/100

10%

hou-bun.com

599 ms

hou-bun.com

905 ms

pd.js

180 ms

screen.css

359 ms

slick.css

497 ms

Our browser made a total of 103 requests to load all elements on the main page. We found that 80% of them (82 requests) were addressed to the original Hou-bun.com, 11% (11 requests) were made to Static.xx.fbcdn.net and 2% (2 requests) were made to Seal.globalsign.com. The less responsive or slowest element that took the longest time to load (2.3 sec) relates to the external source Ssif1.globalsign.com.

Content Size

877.6 kB

After Optimization

628.1 kB

In fact, the total size of Hou-bun.com main page is 877.6 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. 70% of websites need less resources to load. Images take 565.0 kB which makes up the majority of the site volume.

HTML Optimization

-86%

Potential reduce by 64.0 kB

Original 74.8 kB
After minification 56.1 kB
After compression 10.7 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 18.6 kB, which is 25% 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 64.0 kB or 86% of the original size.

Image Optimization

-1%

Potential reduce by 6.8 kB

Original 565.0 kB
After minification 558.3 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. Hou Bun images are well optimized though.

JavaScript Optimization

-68%

Potential reduce by 102.9 kB

Original 150.2 kB
After minification 148.1 kB
After compression 47.3 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 102.9 kB or 68% of the original size.

CSS Optimization

-86%

Potential reduce by 75.8 kB

Original 87.6 kB
After minification 57.1 kB
After compression 11.8 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. Hou-bun.com needs all CSS files to be minified and compressed as it can save up to 75.8 kB or 86% of the original size.

Requests Now

100

After Optimization

The browser has sent 100 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Hou Bun. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 19 to 1 for JavaScripts and from 10 to 1 for CSS and as a result speed up the page load time.

Accessibility Issues

These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.

High

[aria-hidden="true"] elements contain focusable descendents

These are opportunities to improve the legibility of your content.

High

Background and foreground colors do not have a sufficient contrast ratio.

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.

High

Image elements do not have [alt] attributes

These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.

High

Lists do not contain only <li> elements and script supporting elements (<script> and <template>).

High

List items (<li>) are not contained within <ul> or <ol> parent elements.

These items highlight common accessibility best practices.

High

[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.

Areas of Improvement

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

High

Serves images with low resolution

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

Search Engine Optimization Advices

To appear in search results, crawlers need access to your app.

High

Links are not crawlable

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

High

Image elements do not have [alt] attributes

Make sure your pages are mobile friendly so users don’t have to pinch or zoom in order to read the content pages. [Learn more](https://developers.google.com/search/mobile-sites/).

High

Document uses legible font sizes

High

Tap targets are not sized appropriately

Language and Encoding

Language Detected

JA
Language Claimed

JA
Encoding

SHIFT_JIS

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Hou-bun.com 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 Hou-bun.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

hou-bun.com

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

Report Summary

Performance

Accessibility

Best Practices

SEO

法律・社会科学・人文を中心に書籍を出版-京都の法律文化社-

Page Load Speed

First Response

Resources Loaded

Page Rendered

About Website

Key Findings

Performance Metrics

Measured Metrics

FCP (First Contentful Paint)

LCP (Largest Contentful Paint)

SI (Speed Index)

TBT (Total Blocking Time)

CLS (Cumulative Layout Shift)

TTI (Time to Interactive)

Network Requests Diagram

hou-bun.com

hou-bun.com

pd.js

screen.css

slick.css

Page Optimization Overview & Recommendations

Content Size

After Optimization

HTML Optimization

Image Optimization

JavaScript Optimization

CSS Optimization

Requests Breakdown

Requests Now

After Optimization

Network Requests Diagram

hou-bun.com

hou-bun.com

pd.js

screen.css

slick.css

slick-theme.css

gs_image_115-57_ja.js

jquery-3.6.0.min.js

jquery-migrate-3.3.2.min.js

common.js

slick.min.js

common.css

layout.css

module.css

tab.css

sp.css

gtm.js

gs_noscript_115-57_ja.gif

bg.gif

identity.gif

btn_prev.png

ISBN978-4-589-04344-3.jpg

ISBN978-4-589-04346-7.jpg

ISBN978-4-589-04345-0.jpg

ISBN978-4-589-04326-9.jpg

ISBN978-4-589-04340-5.jpg

ISBN978-4-589-04341-2.jpg

ISBN978-4-589-04342-9.jpg

ISBN978-4-589-04339-9.jpg

ISBN978-4-589-04320-7.jpg

ISBN978-4-589-04297-2.jpg

ISBN978-4-589-04316-0.jpg

ISBN978-4-589-04333-7.jpg

ISBN978-4-589-04338-2.jpg

ISBN978-4-589-04337-5.jpg

ISBN978-4-589-04336-8.jpg

ISBN978-4-589-04319-1.jpg

ISBN978-4-589-04308-5.jpg

ISBN978-4-589-04335-1.jpg

ISBN978-4-589-04332-0.jpg

ISBN978-4-589-04334-4.jpg

ISBN978-4-589-04312-2.jpg

ISBN978-4-589-04313-9.jpg