Access cera-shop.net. セラピュアストア｜真に価値あるエイジングケア商品で人生を豊かに！-[セラピュアストア]

name

value

score

weighting

FCP (First Contentful Paint)

Value11.3 s

0/100

10%

LCP (Largest Contentful Paint)

Value22.5 s

0/100

25%

SI (Speed Index)

Value20.1 s

0/100

10%

TBT (Total Blocking Time)

Value550 ms

53/100

30%

CLS (Cumulative Layout Shift)

Value0.61

10/100

15%

TTI (Time to Interactive)

Value26.2 s

0/100

10%

cera-shop.net

801 ms

common.css

175 ms

jquery.lightbox-0.5.css

332 ms

jquery-ui-1.8.22.custom.css

338 ms

main.js

334 ms

Our browser made a total of 104 requests to load all elements on the main page. We found that 90% of them (94 requests) were addressed to the original Cera-shop.net, 4% (4 requests) were made to Google-analytics.com and 1% (1 request) were made to B92.yahoo.co.jp. The less responsive or slowest element that took the longest time to load (1.7 sec) belongs to the original domain Cera-shop.net.

Content Size

1.8 MB

After Optimization

1.2 MB

In fact, the total size of Cera-shop.net main page is 1.8 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. 55% of websites need less resources to load. Images take 1.0 MB which makes up the majority of the site volume.

HTML Optimization

-76%

Potential reduce by 24.2 kB

Original 31.6 kB
After minification 26.5 kB
After compression 7.4 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 5.1 kB, which is 16% 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 24.2 kB or 76% of the original size.

Image Optimization

-2%

Potential reduce by 25.2 kB

Original 1.0 MB
After minification 1.0 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. Cera Shop images are well optimized though.

JavaScript Optimization

-68%

Potential reduce by 388.4 kB

Original 570.0 kB
After minification 526.6 kB
After compression 181.5 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. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 388.4 kB or 68% of the original size.

CSS Optimization

-83%

Potential reduce by 98.6 kB

Original 118.5 kB
After minification 88.7 kB
After compression 19.9 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. Cera-shop.net needs all CSS files to be minified and compressed as it can save up to 98.6 kB or 83% of the original size.

Requests Now

101

After Optimization

The browser has sent 101 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Cera Shop. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 19 to 1 for JavaScripts and from 24 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-*] attributes do not match their roles

High

[aria-hidden="true"] elements contain focusable descendents

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

High

Form elements do not have associated labels

High

Links do not have a discernible name

These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.

High

Lists do not contain only <li> elements and script supporting elements (<script> and <template>).

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

High

Displays images with incorrect aspect ratio

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

Search Engine Optimization Advices

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 Cera-shop.net 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 Cera-shop.net 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

cera-shop.net

Open Graph description is not detected on the main page of Cera Shop. 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

セラピュアストア｜真に価値あるエイジングケア商品で人生を豊かに！-[セラピュアストア]

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

cera-shop.net

common.css

jquery.lightbox-0.5.css

jquery-ui-1.8.22.custom.css

main.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

cera-shop.net

common.css

jquery.lightbox-0.5.css

jquery-ui-1.8.22.custom.css

main.js

pk.css

clone.js

css.js

navi.js

win_op.js

site.js

jquery.js

jquery.lightbox-0.5.min.js

jquery.mouse.wheel.min.js

tilescroller.js

bestproducts.js.php

jquery-ui-1.8.22.custom.min.js

jquery.carouFredSel-6.1.0.js

s_retargeting.js

conversion.js

import.css

block.css

btn.css

frame.css

guide.css

header.css

index.css

main.css

mypage.css

news.css

products.css

shopping.css

sub_function.css

recommend.css

ranking.css

window.css

index02.css

layout.css

general.css

product_list.css

design_controller.js.php

analytics.js

logo.jpg