Report Summary

  • 43

    Performance

    Renders faster than
    62% of other websites

  • 91

    Accessibility

    Visual factors better than
    that of 77% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    36% of websites

  • 90

    SEO

    Google-friendlier than
    68% of websites

buntoku-h.ed.jp

文徳高等学校 トップページ | 学校法人文徳学園 文徳高等学校・中学校

Page Load Speed

3.1 sec in total

First Response

788 ms

Resources Loaded

2.1 sec

Page Rendered

148 ms

buntoku-h.ed.jp screenshot

About Website

Click here to check amazing Buntoku H content for Japan. Otherwise, check out these important facts you probably never knew about buntoku-h.ed.jp

学校法人文徳学園 文徳高等学校・中学校のウェブサイトです。

Visit buntoku-h.ed.jp

Key Findings

We analyzed Buntoku-h.ed.jp page load time and found that the first response time was 788 ms and then it took 2.3 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 40% of websites can load faster.

Performance Metrics

buntoku-h.ed.jp performance score

43

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.9 s

10/100

10%

LCP (Largest Contentful Paint)

Value8.4 s

2/100

25%

SI (Speed Index)

Value10.5 s

7/100

10%

TBT (Total Blocking Time)

Value230 ms

86/100

30%

CLS (Cumulative Layout Shift)

Value0.227

55/100

15%

TTI (Time to Interactive)

Value6.1 s

63/100

10%

Network Requests Diagram

buntoku-h.ed.jp

788 ms

inindex.css

239 ms

urchin.js

5 ms

__utm.gif

11 ms

inback.jpg

1092 ms

Our browser made a total of 7 requests to load all elements on the main page. We found that 71% of them (5 requests) were addressed to the original Buntoku-h.ed.jp, 29% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (1.1 sec) belongs to the original domain Buntoku-h.ed.jp.

Page Optimization Overview & Recommendations

Page size can be reduced by 2.8 kB (3%)

Content Size

102.9 kB

After Optimization

100.1 kB

In fact, the total size of Buntoku-h.ed.jp main page is 102.9 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. Only 5% of websites need less resources to load. Images take 93.3 kB which makes up the majority of the site volume.

HTML Optimization

-49%

Potential reduce by 631 B

  • Original 1.3 kB
  • After minification 1.2 kB
  • After compression 649 B

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 631 B or 49% of the original size.

Image Optimization

-0%

Potential reduce by 61 B

  • Original 93.3 kB
  • After minification 93.2 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. Buntoku H images are well optimized though.

JavaScript Optimization

-14%

Potential reduce by 971 B

  • Original 6.8 kB
  • After minification 6.8 kB
  • After compression 5.9 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 971 B or 14% of the original size.

CSS Optimization

-74%

Potential reduce by 1.1 kB

  • Original 1.5 kB
  • After minification 866 B
  • After compression 391 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. Buntoku-h.ed.jp needs all CSS files to be minified and compressed as it can save up to 1.1 kB or 74% of the original size.

Requests Breakdown

We found no issues to fix!

Requests Now

6

After Optimization

6

The browser has sent 6 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Buntoku H. According to our analytics all requests are already optimized.

Accessibility Review

buntoku-h.ed.jp accessibility score

91

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

buntoku-h.ed.jp best practices score

75

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

User Experience

Impact

Issue

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

buntoku-h.ed.jp SEO score

90

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

Mobile Friendly

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/).

Impact

Issue

High

Document uses legible font sizes

High

Tap targets are not sized appropriately

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 Buntoku-h.ed.jp 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 Buntoku-h.ed.jp 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 Buntoku H. 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: