Access 123kabu.jp. 株の学校123|株式投資セミナー・スクール推奨銘柄と投資アドバイス（投資助言）初心者から個人投資家まで

name

value

score

weighting

FCP (First Contentful Paint)

Value8.3 s

0/100

10%

LCP (Largest Contentful Paint)

Value15.5 s

0/100

25%

SI (Speed Index)

Value12.2 s

3/100

10%

TBT (Total Blocking Time)

Value340 ms

74/100

30%

CLS (Cumulative Layout Shift)

Value0.673

8/100

15%

TTI (Time to Interactive)

Value15.5 s

7/100

10%

123kabu.jp

1295 ms

style.css

1335 ms

jsapi

77 ms

ga.js

10 ms

analytics.js

37 ms

Our browser made a total of 88 requests to load all elements on the main page. We found that 68% of them (60 requests) were addressed to the original 123kabu.jp, 9% (8 requests) were made to Google-analytics.com and 8% (7 requests) were made to Google.com. The less responsive or slowest element that took the longest time to load (4.1 sec) belongs to the original domain 123kabu.jp.

Content Size

3.1 MB

After Optimization

2.5 MB

In fact, the total size of 123kabu.jp main page is 3.1 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. 70% of websites need less resources to load. Images take 2.5 MB which makes up the majority of the site volume.

HTML Optimization

-83%

Potential reduce by 55.3 kB

Original 66.8 kB
After minification 38.3 kB
After compression 11.4 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 28.5 kB, which is 43% 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 55.3 kB or 83% of the original size.

Image Optimization

-7%

Potential reduce by 163.8 kB

Original 2.5 MB
After minification 2.3 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. 123 Kabu images are well optimized though.

JavaScript Optimization

-56%

Potential reduce by 169.9 kB

Original 303.2 kB
After minification 303.1 kB
After compression 133.3 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 169.9 kB or 56% of the original size.

CSS Optimization

-83%

Potential reduce by 217.3 kB

Original 262.8 kB
After minification 258.6 kB
After compression 45.5 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. 123kabu.jp needs all CSS files to be minified and compressed as it can save up to 217.3 kB or 83% of the original size.

Requests Now

After Optimization

The browser has sent 83 CSS, Javascripts, AJAX and image requests in order to completely render the main page of 123 Kabu. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 12 to 1 for JavaScripts and from 5 to 1 for CSS and as a result speed up the page load time.

Accessibility Issues

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 keyboard navigation in your application.

High

Heading elements are not in a sequentially-descending order

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

High

Links do not have a discernible name

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

High

Page has valid source maps

Search Engine Optimization Advices

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

Language and Encoding

Language Detected

JA
Language Claimed

N/A
Encoding

UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise 123kabu.jp 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 123kabu.jp 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

123kabu.jp

Open Graph description is not detected on the main page of 123 Kabu. 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

株の学校123|株式投資セミナー・スクール 推奨銘柄と投資アドバイス（投資助言）初心者から個人投資家まで

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

123kabu.jp

style.css

jsapi

ga.js

analytics.js

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

123kabu.jp

style.css

jsapi

ga.js

analytics.js

__utm.gif

collect

conversion.js

reset.css

layout.css

default+en.css

default+en.I.js

bg.gif

logo.gif

contact.gif

navi01.gif

navi02.gif

navi03.gif

navi04.gif

navi05.gif

navi06.gif

main_box_alink1.png

taiken123.png

yajirushi.png

123-3-thumb-450x205-2004.png

basic-img05.gif

basic-img06.gif

basic-img07.gif

basic-img08.gif

Web-douga0.jpg

IZUMI.png

tel00.jpg

banner02.gif

banner-seito.png

side_title03.jpg

side08.jpg

side09.jpg

side10.jpg

side11.jpg

123-10.png

sidebnr01.jpg

sidebnr03.jpg

sidebnr04.jpg

株の学校123|株式投資セミナー・スクール推奨銘柄と投資アドバイス（投資助言）初心者から個人投資家まで