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name

value

score

weighting

FCP (First Contentful Paint)

Value4.8 s

12/100

10%

LCP (Largest Contentful Paint)

Value4.8 s

31/100

25%

SI (Speed Index)

Value7.6 s

26/100

10%

TBT (Total Blocking Time)

Value40 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.128

82/100

15%

TTI (Time to Interactive)

Value19.3 s

2/100

10%

com4.kufm.kagoshima-u.ac.jp

719 ms

com4.kufm.kagoshima-u.ac.jp

1835 ms

wp-emoji-release.min.js

187 ms

style.min.css

371 ms

style.css

536 ms

Our browser made a total of 82 requests to load all elements on the main page. We found that 89% of them (73 requests) were addressed to the original Com4.kufm.kagoshima-u.ac.jp, 6% (5 requests) were made to Fonts.gstatic.com and 2% (2 requests) were made to Fonts.googleapis.com. The less responsive or slowest element that took the longest time to load (2.5 sec) belongs to the original domain Com4.kufm.kagoshima-u.ac.jp.

Content Size

2.1 MB

After Optimization

2.0 MB

In fact, the total size of Com4.kufm.kagoshima-u.ac.jp main page is 2.1 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. 65% of websites need less resources to load. Images take 1.9 MB which makes up the majority of the site volume.

HTML Optimization

-81%

Potential reduce by 42.2 kB

Original 52.1 kB
After minification 49.5 kB
After compression 9.9 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 42.2 kB or 81% of the original size.

Image Optimization

-4%

Potential reduce by 68.5 kB

Original 1.9 MB
After minification 1.9 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. Com 4 Kufm Kagoshima U images are well optimized though.

JavaScript Optimization

-5%

Potential reduce by 1.5 kB

Original 31.0 kB
After minification 31.0 kB
After compression 29.5 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. This website has mostly compressed JavaScripts.

CSS Optimization

-6%

Potential reduce by 4.0 kB

Original 65.2 kB
After minification 65.2 kB
After compression 61.2 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. Com4.kufm.kagoshima-u.ac.jp has all CSS files already compressed.

Requests Now

After Optimization

The browser has sent 72 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Com 4 Kufm Kagoshima U. 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 12 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 input fields do not have accessible names

High

Elements with an ARIA [role] that require children to contain a specific [role] are missing some or all of those required children.

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 keyboard navigation in your application.

High

[id] attributes on active, focusable elements are not unique

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

Image elements do not have [alt] attributes

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

High

Displays images with incorrect aspect ratio

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

Search Engine Optimization Advices

Format your HTML in a way that enables crawlers to better understand your app’s content.

High

Links do not have descriptive text

High

Image elements do not have [alt] attributes

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

High

Links are not crawlable

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 Com4.kufm.kagoshima-u.ac.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 Com4.kufm.kagoshima-u.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

com4.kufm.kagoshima-u.ac.jp

Open Graph data is detected on the main page of Com 4 Kufm Kagoshima U. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook:

Report Summary

Performance

Accessibility

Best Practices

SEO

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

com4.kufm.kagoshima-u.ac.jp

com4.kufm.kagoshima-u.ac.jp

wp-emoji-release.min.js

style.min.css

style.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

com4.kufm.kagoshima-u.ac.jp

com4.kufm.kagoshima-u.ac.jp

wp-emoji-release.min.js

style.min.css

style.css

uamLoginForm.css

bootstrap.min.css

style.css

animate.css

main.css

custom.css

style.css

font-awesome.min.css

ionicons.min.css

css

css

jquery-3.3.1.js

bootstrap.bundle.min.js

blocs.js

custom.js

wp-embed.min.js

analytics.js

h-tel.png

logo.png

header-08.svg

header-01.svg

header-02.svg

header-10.svg

header-05.svg

header-03.svg

header-04.svg

header-09.svg

header-07.svg

hero2-01.png

hero2-02.png

hero2-03.png

hero2-04.png

hero2-05.png

hero2-06.png

hero2-07.png

hero2-08.png

hero2-09.png

hero2-10.png

hero2-11.png