Access boxmob.jp. ボクシングモバイル - ボクシング総合情報サイト

name

value

score

weighting

FCP (First Contentful Paint)

Value8.3 s

0/100

10%

LCP (Largest Contentful Paint)

Value18.6 s

0/100

25%

SI (Speed Index)

Value13.2 s

2/100

10%

TBT (Total Blocking Time)

Value1,210 ms

20/100

30%

CLS (Cumulative Layout Shift)

Value0.089

92/100

15%

TTI (Time to Interactive)

Value25.0 s

0/100

10%

boxmob.jp

519 ms

176 ms

1815 ms

js

78 ms

jquery.js

703 ms

Our browser made a total of 242 requests to load all elements on the main page. We found that 94% of them (228 requests) were addressed to the original Boxmob.jp, 2% (5 requests) were made to Google.com and 1% (3 requests) were made to Cdn.jsdelivr.net. The less responsive or slowest element that took the longest time to load (1.8 sec) belongs to the original domain Boxmob.jp.

Content Size

14.8 MB

After Optimization

13.7 MB

In fact, the total size of Boxmob.jp main page is 14.8 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. Only a small number of websites need less resources to load. Images take 13.8 MB which makes up the majority of the site volume.

HTML Optimization

-85%

Potential reduce by 126.6 kB

Original 149.7 kB
After minification 139.7 kB
After compression 23.1 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 126.6 kB or 85% of the original size.

Image Optimization

-3%

Potential reduce by 428.6 kB

Original 13.8 MB
After minification 13.3 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. Boxmob images are well optimized though.

JavaScript Optimization

-63%

Potential reduce by 443.1 kB

Original 702.1 kB
After minification 532.0 kB
After compression 259.0 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 443.1 kB or 63% of the original size.

CSS Optimization

-82%

Potential reduce by 121.6 kB

Original 148.5 kB
After minification 111.7 kB
After compression 26.9 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. Boxmob.jp needs all CSS files to be minified and compressed as it can save up to 121.6 kB or 82% of the original size.

Requests Now

239

After Optimization

214

The browser has sent 239 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Boxmob. 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 10 to 1 for CSS and as a result speed up the page load time.

Accessibility Issues

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

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

Page has valid source maps

Search Engine Optimization Advices

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

High

Links are not crawlable

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

High

Image elements do not have [alt] attributes

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

SHIFT_JIS

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Boxmob.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 Boxmob.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

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