Access allabout.co.jp. All About（オールアバウト）

name

value

score

weighting

FCP (First Contentful Paint)

Value3.5 s

36/100

10%

LCP (Largest Contentful Paint)

Value4.5 s

37/100

25%

SI (Speed Index)

Value10.6 s

7/100

10%

TBT (Total Blocking Time)

Value13,980 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.106

88/100

15%

TTI (Time to Interactive)

Value30.2 s

0/100

10%

allabout.co.jp

756 ms

basic.css

33 ms

base.css

25 ms

jquery.min.js

19 ms

jquery.tools-1.0.min.js

21 ms

Our browser made a total of 113 requests to load all elements on the main page. We found that 4% of them (4 requests) were addressed to the original Allabout.co.jp, 10% (11 requests) were made to Pts.aacdn.jp and 10% (11 requests) were made to Img.allabout.co.jp. The less responsive or slowest element that took the longest time to load (2.1 sec) relates to the external source Imgcp.aacdn.jp.

Content Size

4.7 MB

After Optimization

2.6 MB

In fact, the total size of Allabout.co.jp main page is 4.7 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 2.1 MB which makes up the majority of the site volume.

HTML Optimization

-81%

Potential reduce by 246.9 kB

Original 303.2 kB
After minification 233.8 kB
After compression 56.3 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 69.3 kB, which is 23% 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 246.9 kB or 81% of the original size.

Image Optimization

-3%

Potential reduce by 55.7 kB

Original 2.1 MB
After minification 2.1 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. All About images are well optimized though.

JavaScript Optimization

-72%

Potential reduce by 894.7 kB

Original 1.2 MB
After minification 1.2 MB
After compression 350.9 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 894.7 kB or 72% of the original size.

CSS Optimization

-85%

Potential reduce by 880.4 kB

Original 1.0 MB
After minification 876.8 kB
After compression 159.8 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. Allabout.co.jp needs all CSS files to be minified and compressed as it can save up to 880.4 kB or 85% of the original size.

Requests Now

108

After Optimization

The browser has sent 108 CSS, Javascripts, AJAX and image requests in order to completely render the main page of All About. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 41 to 1 for JavaScripts 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-*] attributes do not match their roles

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

Links do not have a discernible name

These items highlight common accessibility best practices.

High

[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.

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

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Missing source maps for large first-party JavaScript

Search Engine Optimization Advices

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

High

Tap targets are not sized appropriately

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 Allabout.co.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 Allabout.co.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

allabout.co.jp

Open Graph data is detected on the main page of All About. 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

All About（オールアバウト）

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

allabout.co.jp

basic.css

base.css

jquery.min.js

jquery.tools-1.0.min.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

allabout.co.jp

basic.css

base.css

jquery.min.js

jquery.tools-1.0.min.js

common.js

eluminate.js

da.js

ad_create.js

ad_for_adsense.js

home.js

head.js

90408196.js

dispatcher-v3.js

gpt.js

sdk.js

gtm.js

aa_top_logo.png

icon-sprite.png

yahoo-min.js

cp-v3.js

pubads_impl_81.js

analytics.js

itm.js

ga.js

container.html

json-min.js

collect

collect

audience

collect

__utm.gif

collect

6.jpg

catch-copy.jpg

20160218_1455770812512.jpg

20160119105620.jpg

guide-197-30-30.gif

ad_free67.txt

topimg_large.jpg

topimg_large.jpg

topimg_large.jpg

68854bf4d5c5cc044be28fd926d7ce0d-1024x768.jpg