Report Summary

  • 53

    Performance

    Renders faster than
    71% of other websites

  • 95

    Accessibility

    Visual factors better than
    that of 87% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    56% of websites

  • 85

    SEO

    Google-friendlier than
    56% of websites

insightlearning.co.jp

インサイトラーニング

Page Load Speed

3.9 sec in total

First Response

549 ms

Resources Loaded

3.2 sec

Page Rendered

162 ms

insightlearning.co.jp screenshot

About Website

Welcome to insightlearning.co.jp homepage info - get ready to check Insightlearning best content for Japan right away, or after learning these important things about insightlearning.co.jp

プレゼンテーションをはじめとする、コミュニケーション教育専門のインサイトラーニング株式会社

Visit insightlearning.co.jp

Key Findings

We analyzed Insightlearning.co.jp page load time and found that the first response time was 549 ms and then it took 3.3 sec to load all DOM resources and completely render a web page. This is a poor result, as 55% of websites can load faster.

Performance Metrics

insightlearning.co.jp performance score

53

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.4 s

16/100

10%

LCP (Largest Contentful Paint)

Value6.3 s

11/100

25%

SI (Speed Index)

Value11.3 s

5/100

10%

TBT (Total Blocking Time)

Value180 ms

91/100

30%

CLS (Cumulative Layout Shift)

Value0.065

97/100

15%

TTI (Time to Interactive)

Value5.8 s

67/100

10%

Network Requests Diagram

insightlearning.co.jp

549 ms

forstyle.js

331 ms

import.css

346 ms

style.css

372 ms

jquery.min.js

25 ms

Our browser made a total of 38 requests to load all elements on the main page. We found that 79% of them (30 requests) were addressed to the original Insightlearning.co.jp, 8% (3 requests) were made to Platform.twitter.com and 5% (2 requests) were made to Static.xx.fbcdn.net. The less responsive or slowest element that took the longest time to load (1.9 sec) belongs to the original domain Insightlearning.co.jp.

Page Optimization Overview & Recommendations

Page size can be reduced by 87.9 kB (13%)

Content Size

694.3 kB

After Optimization

606.4 kB

In fact, the total size of Insightlearning.co.jp main page is 694.3 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. 30% of websites need less resources to load. Images take 652.5 kB which makes up the majority of the site volume.

HTML Optimization

-78%

Potential reduce by 11.3 kB

  • Original 14.5 kB
  • After minification 10.7 kB
  • After compression 3.1 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. This page needs HTML code to be minified as it can gain 3.8 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 11.3 kB or 78% of the original size.

Image Optimization

-8%

Potential reduce by 52.7 kB

  • Original 652.5 kB
  • After minification 599.8 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. Insightlearning images are well optimized though.

JavaScript Optimization

-84%

Potential reduce by 3.3 kB

  • Original 3.9 kB
  • After minification 1.6 kB
  • After compression 631 B

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 3.3 kB or 84% of the original size.

CSS Optimization

-88%

Potential reduce by 20.7 kB

  • Original 23.5 kB
  • After minification 12.6 kB
  • After compression 2.8 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. Insightlearning.co.jp needs all CSS files to be minified and compressed as it can save up to 20.7 kB or 88% of the original size.

Requests Breakdown

Number of requests can be reduced by 9 (24%)

Requests Now

37

After Optimization

28

The browser has sent 37 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Insightlearning. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 6 to 1 for JavaScripts and from 5 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

insightlearning.co.jp accessibility score

95

Accessibility Issues

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

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

Links do not have a discernible name

Best Practices

insightlearning.co.jp best practices score

83

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

Low

Detected JavaScript libraries

SEO Factors

insightlearning.co.jp SEO score

85

Search Engine Optimization Advices

Crawling and Indexing

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

Impact

Issue

High

Links are not crawlable

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

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 Insightlearning.co.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 Insightlearning.co.jp 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

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