Access gakujutsu.com. 福岡の家庭教師｜福岡県個別指導受験対策なら【家庭教師の日本学術講師会】

name

value

score

weighting

FCP (First Contentful Paint)

Value4.5 s

15/100

10%

LCP (Largest Contentful Paint)

Value8.4 s

2/100

25%

SI (Speed Index)

Value6.6 s

37/100

10%

TBT (Total Blocking Time)

Value500 ms

58/100

30%

CLS (Cumulative Layout Shift)

Value0.683

7/100

15%

TTI (Time to Interactive)

Value10.4 s

24/100

10%

gakujutsu.com

631 ms

www.gakujutsu.com

1245 ms

base.css

531 ms

index.css

364 ms

index_media-q.css

366 ms

Our browser made a total of 133 requests to load all elements on the main page. We found that 42% of them (56 requests) were addressed to the original Gakujutsu.com, 11% (15 requests) were made to Static.xx.fbcdn.net and 11% (14 requests) were made to Scontent.xx.fbcdn.net. The less responsive or slowest element that took the longest time to load (2.8 sec) belongs to the original domain Gakujutsu.com.

Content Size

1.8 MB

After Optimization

1.3 MB

In fact, the total size of Gakujutsu.com main page is 1.8 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. 60% of websites need less resources to load. Images take 1.1 MB which makes up the majority of the site volume.

HTML Optimization

-81%

Potential reduce by 40.3 kB

Original 49.9 kB
After minification 36.7 kB
After compression 9.6 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 13.2 kB, which is 26% 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 40.3 kB or 81% of the original size.

Image Optimization

-2%

Potential reduce by 20.1 kB

Original 1.1 MB
After minification 1.1 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. Gakujutsu images are well optimized though.

JavaScript Optimization

-62%

Potential reduce by 275.9 kB

Original 443.9 kB
After minification 443.3 kB
After compression 168.0 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 275.9 kB or 62% of the original size.

CSS Optimization

-83%

Potential reduce by 216.2 kB

Original 261.1 kB
After minification 255.4 kB
After compression 44.9 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. Gakujutsu.com needs all CSS files to be minified and compressed as it can save up to 216.2 kB or 83% of the original size.

Requests Now

127

After Optimization

The browser has sent 127 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Gakujutsu. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 36 to 1 for JavaScripts and from 6 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

Links do not have a discernible name

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

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

Search Engine Optimization Advices

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

JA
Encoding

UTF-8

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

gakujutsu.com

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

福岡の家庭教師｜福岡県個別指導 受験対策なら【家庭教師の日本学術講師会】

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

gakujutsu.com

www.gakujutsu.com

base.css

index.css

index_media-q.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

gakujutsu.com

www.gakujutsu.com

base.css

index.css

index_media-q.css

jquery.js

rollover.js

go_top.js

modernizr.custom.js

066921000

06692100a

heatmap.js

pr.cgi

tl.php

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福岡の家庭教師｜福岡県個別指導受験対策なら【家庭教師の日本学術講師会】