Access jimmychoo.jp. ジミーチュウ－公式オンラインブティック│ラグジュアリーなシューズ、バッグ、アクセサリーのショッピングサイト

name

value

score

weighting

FCP (First Contentful Paint)

Value8.0 s

0/100

10%

LCP (Largest Contentful Paint)

Value22.1 s

0/100

25%

SI (Speed Index)

Value17.7 s

0/100

10%

TBT (Total Blocking Time)

Value2,730 ms

3/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value21.8 s

1/100

10%

home

258 ms

p13n.js

9 ms

fonts-aws.css

218 ms

style.css

521 ms

head.min.js

545 ms

Our browser made a total of 85 requests to load all elements on the main page. We found that 4% of them (3 requests) were addressed to the original Jimmychoo.jp, 48% (41 requests) were made to Demandware.edgesuite.net and 7% (6 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (9.7 sec) relates to the external source Data.de.coremetrics.com.

Content Size

3.9 MB

After Optimization

2.4 MB

In fact, the total size of Jimmychoo.jp main page is 3.9 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 1.9 MB which makes up the majority of the site volume.

HTML Optimization

-85%

Potential reduce by 142.8 kB

Original 167.1 kB
After minification 156.0 kB
After compression 24.2 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 142.8 kB or 85% of the original size.

Image Optimization

-1%

Potential reduce by 23.4 kB

Original 1.9 MB
After minification 1.9 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. Jimmychoo images are well optimized though.

JavaScript Optimization

-70%

Potential reduce by 961.6 kB

Original 1.4 MB
After minification 1.3 MB
After compression 407.8 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 961.6 kB or 70% of the original size.

CSS Optimization

-82%

Potential reduce by 346.6 kB

Original 421.1 kB
After minification 420.7 kB
After compression 74.5 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. Jimmychoo.jp needs all CSS files to be minified and compressed as it can save up to 346.6 kB or 82% 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 Jimmychoo. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 30 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 semantics of the controls in your application. This may enhance the experience for users of assistive technology, like a screen reader.

High

Buttons do not have an accessible name

High

Links do not have a discernible name

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 usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.

High

ARIA IDs are not unique

These are opportunities to improve keyboard navigation in your application.

High

Heading elements are not in a sequentially-descending order

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

Low

Ensure CSP is effective against XSS attacks

Low

Detected JavaScript libraries

High

Missing source maps for large first-party JavaScript

Search Engine Optimization Advices

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

High

Links do not have descriptive text

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

EN
Encoding

UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Jimmychoo.jp can be misinterpreted by Google and other search engines. Our service has detected that Japanese is used on the page, and it does not match the claimed English language. Our system also found out that Jimmychoo.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

jimmychoo.jp

Open Graph data is detected on the main page of Jimmychoo. 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

ジミー チュウ－公式オンラインブティック│ラグジュアリーなシューズ、バッグ、アクセサリーのショッピングサイト

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

home

p13n.js

fonts-aws.css

style.css

head.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

home

p13n.js

fonts-aws.css

style.css

head.min.js

dwac-14.8.js

eluminate.js

iMAWebCookie.js

opentag-77824-1300421.js

landing-page.css

plugins.min.js

site-specific.min.js

app.min.js

dwanalytics.js

gretel.min.js

head.js

50750000.js

picturefill.min.js

dispatcher-v3.js

prum.min.js

ss16-light-20-responsivebackground.jpg

Japan.png

logo-white.svg

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ジミーチュウ－公式オンラインブティック│ラグジュアリーなシューズ、バッグ、アクセサリーのショッピングサイト