Access bnetinformation.jp. 大分大学学生ポータルサイト〜B-net〜

name

value

score

weighting

FCP (First Contentful Paint)

Value4.1 s

21/100

10%

LCP (Largest Contentful Paint)

Value5.7 s

16/100

25%

SI (Speed Index)

Value6.4 s

41/100

10%

TBT (Total Blocking Time)

Value70 ms

99/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value4.5 s

82/100

10%

bnetinformation.jp

1013 ms

common.css

334 ms

main.css

378 ms

mootools.js

944 ms

photopop.js

379 ms

Our browser made a total of 80 requests to load all elements on the main page. We found that 84% of them (67 requests) were addressed to the original Bnetinformation.jp, 10% (8 requests) were made to Google.com and 4% (3 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (2 sec) belongs to the original domain Bnetinformation.jp.

Content Size

1.2 MB

After Optimization

903.5 kB

In fact, the total size of Bnetinformation.jp main page is 1.2 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. 30% of websites need less resources to load. Images take 931.4 kB which makes up the majority of the site volume.

HTML Optimization

-81%

Potential reduce by 30.1 kB

Original 37.2 kB
After minification 27.6 kB
After compression 7.0 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 9.6 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 30.1 kB or 81% of the original size.

Image Optimization

-10%

Potential reduce by 92.9 kB

Original 931.4 kB
After minification 838.5 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. B Net Information images are well optimized though.

JavaScript Optimization

-75%

Potential reduce by 165.1 kB

Original 221.1 kB
After minification 147.7 kB
After compression 56.0 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 165.1 kB or 75% of the original size.

CSS Optimization

-78%

Potential reduce by 6.8 kB

Original 8.8 kB
After minification 6.9 kB
After compression 2.0 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. Bnetinformation.jp needs all CSS files to be minified and compressed as it can save up to 6.8 kB or 78% of the original size.

Requests Now

After Optimization

The browser has sent 77 CSS, Javascripts, AJAX and image requests in order to completely render the main page of B Net Information. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 17 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.

Accessibility Issues

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 the semantics of the controls in your application. This may enhance the experience for users of assistive technology, like a screen reader.

High

<frame> or <iframe> elements do not have a title

High

Image elements do not have [alt] attributes

High

Form elements do not have associated labels

High

Links do not have a discernible name

These are opportunities to improve the interpretation of your content by users in different locales.

High

<html> element does not have a [lang] attribute

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

High

Serves images with low resolution

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

Image elements do not have [alt] attributes

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 Bnetinformation.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 Bnetinformation.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

bnetinformation.jp

Open Graph description is not detected on the main page of B Net Information. 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:

Report Summary

Performance

Accessibility

Best Practices

SEO

大分大学学生ポータルサイト〜B-net〜

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

bnetinformation.jp

common.css

main.css

mootools.js

photopop.js

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

bnetinformation.jp

common.css

main.css

mootools.js

photopop.js

moviepop.js

imageMenu.js

ad.js

AC_RunActiveContent.js

AC_ActiveX.js

featureCarousel.css

jquery-1.4.1.min.js

jquery.featureCarousel.js

jquery.easing.1.3.js

brand

brand

brand

widget.js

bg_color.jpg

bg_head.jpg

mainlogo-bnet-march.png

BC_Blue.png

entame_boys27.jpg

entame_girls.jpg

circle_neo.jpg

entame_dogen.jpg

entame_journal.jpg

entame_wakamusya.jpg

entame_candle.jpg

service_bnetplus.jpg

service_netfurima.gif

service_baito.jpg

service_gakuneievent.jpg

service_foodpia.gif

service_fortune.jpg

oitauni-kouhoushi.jpg

topics.png

entame_boys27_top.jpg

syakou.jpg

ainesusamabana.jpg

march_toku.jpg

special-netfrima1.jpg

special-netfrima2.jpg