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el.tufs.ac.jp screenshot

Report Summary

  • 100

    Performance

    Renders faster than
    97% of other websites

  • 78

    Accessibility

    Visual factors better than
    that of 46% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    36% of websites

  • 64

    SEO

    Google-friendlier than
    24% of websites

el.tufs.ac.jp

東京外国語大学 e-LearningSystem

Page Load Speed

3.1 sec in total

First Response

845 ms

Resources Loaded

2.1 sec

Page Rendered

102 ms

el.tufs.ac.jp screenshot

About Website

Welcome to el.tufs.ac.jp homepage info - get ready to check El Tufs best content for Japan right away, or after learning these important things about el.tufs.ac.jp

Visit el.tufs.ac.jp

Key Findings

We analyzed El.tufs.ac.jp page load time and found that the first response time was 845 ms and then it took 2.2 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

el.tufs.ac.jp performance score

100

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value1.1 s

100/100

10%

LCP (Largest Contentful Paint)

Value1.1 s

100/100

25%

SI (Speed Index)

Value1.8 s

100/100

10%

TBT (Total Blocking Time)

Value0 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value1.1 s

100/100

10%

Network Requests Diagram

el.tufs.ac.jp

845 ms

contents.css

630 ms

msg.js

404 ms

list.js

404 ms

BrowserDetect.js

420 ms

Our browser made a total of 10 requests to load all elements on the main page. We found that all of those requests were addressed to El.tufs.ac.jp and no external sources were called. The less responsive or slowest element that took the longest time to load (845 ms) belongs to the original domain El.tufs.ac.jp.

Page Optimization Overview & Recommendations

Page size can be reduced by 12.2 kB (81%)

Content Size

15.0 kB

After Optimization

2.8 kB

  • HTML
  • CSS

In fact, the total size of El.tufs.ac.jp main page is 15.0 kB. This result falls within a vast category (top 1 000 000) of heavyweight, probably not optimized, and thus slow loading web pages. Only a small number of websites need less resources to load. CSS take 13.2 kB which makes up the majority of the site volume.

HTML Optimization

-46%

Potential reduce by 822 B

  • Original 1.8 kB
  • After minification 1.8 kB
  • After compression 979 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 822 B or 46% of the original size.

CSS Optimization

-86%

Potential reduce by 11.4 kB

  • Original 13.2 kB
  • After minification 10.8 kB
  • After compression 1.8 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. El.tufs.ac.jp needs all CSS files to be minified and compressed as it can save up to 11.4 kB or 86% of the original size.

Requests Breakdown

We found no issues to fix!

Requests Now

6

After Optimization

6

  • Images
  • CSS

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

Network Requests Diagram

el.tufs.ac.jp

el.tufs.ac.jp

845 ms

contents.css

contents.css

630 ms

msg.js

msg.js

404 ms

list.js

list.js

404 ms

BrowserDetect.js

BrowserDetect.js

420 ms

all_bg.gif

all_bg.gif

397 ms

header_bg.gif

header_bg.gif

426 ms

pagetitle_bg.gif

pagetitle_bg.gif

633 ms

icon_4dots.gif

icon_4dots.gif

418 ms

copy.gif

copy.gif

425 ms

Accessibility Review

el.tufs.ac.jp accessibility score

78

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

Links do not have a discernible name

Best Practices

el.tufs.ac.jp best practices score

75

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

General

Impact

Issue

High

Browser errors were logged to the console

SEO Factors

el.tufs.ac.jp SEO score

64

Search Engine Optimization Advices

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 El.tufs.ac.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 El.tufs.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

el.tufs.ac.jp

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