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ilearn.sist.ac.jp screenshot

Report Summary

  • 36

    Performance

    Renders faster than
    56% of other websites

  • 93

    Accessibility

    Visual factors better than
    that of 82% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    81% of websites

  • 82

    SEO

    Google-friendlier than
    44% of websites

ilearn.sist.ac.jp

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Page Load Speed

4.4 sec in total

First Response

583 ms

Resources Loaded

3.7 sec

Page Rendered

150 ms

ilearn.sist.ac.jp screenshot

About Website

Click here to check amazing ILearn Sist content for Japan. Otherwise, check out these important facts you probably never knew about ilearn.sist.ac.jp

Visit ilearn.sist.ac.jp

Key Findings

We analyzed Ilearn.sist.ac.jp page load time and found that the first response time was 583 ms and then it took 3.8 sec to load all DOM resources and completely render a web page. This is a poor result, as 60% of websites can load faster.

Performance Metrics

ilearn.sist.ac.jp performance score

36

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value7.4 s

1/100

10%

LCP (Largest Contentful Paint)

Value8.2 s

2/100

25%

SI (Speed Index)

Value8.5 s

17/100

10%

TBT (Total Blocking Time)

Value450 ms

63/100

30%

CLS (Cumulative Layout Shift)

Value0.023

100/100

15%

TTI (Time to Interactive)

Value38.1 s

0/100

10%

Network Requests Diagram

ilearn.sist.ac.jp

583 ms

ilearn.sist.ac.jp

782 ms

index.php

226 ms

essential.css

564 ms

yui_combo.php

516 ms

Our browser made a total of 26 requests to load all elements on the main page. We found that 85% of them (22 requests) were addressed to the original Ilearn.sist.ac.jp, 8% (2 requests) were made to Fonts.googleapis.com and 8% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (1.2 sec) belongs to the original domain Ilearn.sist.ac.jp.

Page Optimization Overview & Recommendations

Page size can be reduced by 268.2 kB (36%)

Content Size

736.7 kB

After Optimization

468.5 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Ilearn.sist.ac.jp main page is 736.7 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. 25% of websites need less resources to load. Images take 350.1 kB which makes up the majority of the site volume.

HTML Optimization

-76%

Potential reduce by 25.9 kB

  • Original 34.1 kB
  • After minification 31.8 kB
  • After compression 8.2 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. 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 25.9 kB or 76% of the original size.

Image Optimization

-2%

Potential reduce by 8.3 kB

  • Original 350.1 kB
  • After minification 341.8 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. ILearn Sist images are well optimized though.

JavaScript Optimization

-66%

Potential reduce by 226.8 kB

  • Original 343.4 kB
  • After minification 336.0 kB
  • After compression 116.6 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 226.8 kB or 66% of the original size.

CSS Optimization

-79%

Potential reduce by 7.2 kB

  • Original 9.0 kB
  • After minification 8.2 kB
  • After compression 1.9 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. Ilearn.sist.ac.jp needs all CSS files to be minified and compressed as it can save up to 7.2 kB or 79% of the original size.

Requests Breakdown

Number of requests can be reduced by 13 (62%)

Requests Now

21

After Optimization

8

  • Images
  • JavaScript
  • CSS

The browser has sent 21 CSS, Javascripts, AJAX and image requests in order to completely render the main page of ILearn Sist. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 10 to 1 for JavaScripts and from 5 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

ilearn.sist.ac.jp

ilearn.sist.ac.jp

583 ms

ilearn.sist.ac.jp

ilearn.sist.ac.jp

782 ms

index.php

index.php

226 ms

essential.css

essential.css

564 ms

yui_combo.php

yui_combo.php

516 ms

all

all

867 ms

css

css

54 ms

css

css

67 ms

yui_combo.php

yui_combo.php

921 ms

javascript-static.js

javascript-static.js

540 ms

require.min.js

require.min.js

583 ms

footer

footer

684 ms

analytics.js

analytics.js

93 ms

bcgt.png

bcgt.png

368 ms

help

help

177 ms

unipic_mirror.png

unipic_mirror.png

1158 ms

header

header

180 ms

logo.png

logo.png

382 ms

yui_combo.php

yui_combo.php

175 ms

collect

collect

15 ms

fontawesome-webfont.woff

fontawesome-webfont.woff

516 ms

first.js

first.js

275 ms

yui_combo.php

yui_combo.php

174 ms

jquery-private.js

jquery-private.js

180 ms

yui_combo.php

yui_combo.php

181 ms

jquery-1.11.3.min.js

jquery-1.11.3.min.js

188 ms

Accessibility Review

ilearn.sist.ac.jp accessibility score

93

Accessibility Issues

Best practices

These items highlight common accessibility best practices.

Impact

Issue

High

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

Best Practices

ilearn.sist.ac.jp best practices score

92

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

General

Impact

Issue

Low

Detected JavaScript libraries

High

Missing source maps for large first-party JavaScript

SEO Factors

ilearn.sist.ac.jp SEO score

82

Search Engine Optimization Advices

Crawling and Indexing

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

Impact

Issue

High

Page is blocked from indexing

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

    EN

  • Language Claimed

    JA

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Ilearn.sist.ac.jp can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and it does not match the claimed Japanese language. Our system also found out that Ilearn.sist.ac.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

ilearn.sist.ac.jp

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