Access k.bjn.jp. Web Server's Default Page

name

value

score

weighting

FCP (First Contentful Paint)

Value2.9 s

54/100

10%

LCP (Largest Contentful Paint)

Value6.1 s

12/100

25%

SI (Speed Index)

Value6.1 s

45/100

10%

TBT (Total Blocking Time)

Value430 ms

65/100

30%

CLS (Cumulative Layout Shift)

Value0.054

98/100

15%

TTI (Time to Interactive)

Value7.2 s

51/100

10%

k.bjn.jp

1248 ms

txt.css

522 ms

oshirase.js

535 ms

telfaq_closed_sjis.js

483 ms

right_navi1_free.js

536 ms

Our browser made a total of 80 requests to load all elements on the main page. We found that 1% of them (1 request) were addressed to the original K.bjn.jp, 89% (71 requests) were made to Bjn.jp and 3% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (2.3 sec) relates to the external source Bjn.jp.

Content Size

136.1 kB

After Optimization

48.3 kB

In fact, the total size of K.bjn.jp main page is 136.1 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. 20% of websites need less resources to load. HTML takes 64.8 kB which makes up the majority of the site volume.

HTML Optimization

-84%

Potential reduce by 54.5 kB

Original 64.8 kB
After minification 52.1 kB
After compression 10.3 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 12.7 kB, which is 20% 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 54.5 kB or 84% of the original size.

Image Optimization

-0%

Potential reduce by 0 B

Original 16.4 kB
After minification 16.4 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. K Bjn images are well optimized though.

JavaScript Optimization

-60%

Potential reduce by 32.0 kB

Original 53.2 kB
After minification 42.8 kB
After compression 21.2 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 32.0 kB or 60% of the original size.

CSS Optimization

-76%

Potential reduce by 1.3 kB

Original 1.7 kB
After minification 1.4 kB
After compression 406 B

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. K.bjn.jp needs all CSS files to be minified and compressed as it can save up to 1.3 kB or 76% 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 K Bjn. 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 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 interpretation of your content by users in different locales.

High

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

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

High

Links do not have a discernible name

Areas of Improvement

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

High

Displays images with incorrect aspect ratio

High

Serves images with low resolution

High

Browser errors were logged to the console

Search Engine Optimization Advices

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

High

Links are not crawlable

High

Page is blocked from indexing

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 K.bjn.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 K.bjn.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

k.bjn.jp

Open Graph description is not detected on the main page of K Bjn. 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

Web Server's Default Page

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

k.bjn.jp

txt.css

oshirase.js

telfaq_closed_sjis.js

right_navi1_free.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

k.bjn.jp

txt.css

oshirase.js

telfaq_closed_sjis.js

right_navi1_free.js

6882.js

ga.js

bg.gif

rogo_bg.jpg

rogo3.gif

spacer.gif

index_test.gif

left_p_main.gif

left_p_t.jpg

p1a.gif

left_p_b.jpg

p2a.gif

p3a.gif

p4a.gif

p5a.gif

p6a.gif

p7a.gif

p9a.gif

p10a.gif

p11a.gif

p12a.gif

tosubete.gif

center.gif

sub01.gif

sub02.gif

gurafu.gif

sub03.gif

c_1.gif

l_1.gif

l_2.gif

c_2.gif

karei1.gif

karei2.gif

a_1.gif

check.gif

check5.gif

check3.gif

check4.gif