Access jetchop.co.jp. オリジナルTシャツのプリント・刺繍はJETCHOP【1枚より最短3日納品】

jetchop.co.jp screenshot

29

Performance

Renders faster than
49% of other websites
74

Accessibility

Visual factors better than
that of 40% of websites
67

Best Practices

More advanced features
available than in
24% of websites
83

SEO

Google-friendlier than
46% of websites

First Response

584 ms

Resources Loaded

7.8 sec

Page Rendered

560 ms

jetchop.co.jp screenshot

About Website

Visit jetchop.co.jp now to see the best up-to-date Jetchop content for Japan and also check out these interesting facts you probably never knew about jetchop.co.jp

オリジナルTシャツほか、ウェアやグッズのプリント・刺繍ならJETCHOP(ジェットチョップ)へ!経験豊富な専任スタッフがデザイン内容やご予算に応じた最適なプランをご提案。最短3日で1点より作成いたします。

Visit jetchop.co.jp

Key Findings

We analyzed Jetchop.co.jp page load time and found that the first response time was 584 ms and then it took 8.4 sec to load all DOM resources and completely render a web page. This is a poor result, as 85% of websites can load faster.

name

value

score

weighting

FCP (First Contentful Paint)

Value5.3 s

7/100

10%

LCP (Largest Contentful Paint)

Value9.8 s

0/100

25%

SI (Speed Index)

Value11.4 s

5/100

10%

TBT (Total Blocking Time)

Value510 ms

57/100

30%

CLS (Cumulative Layout Shift)

Value0.203

61/100

15%

TTI (Time to Interactive)

Value13.0 s

12/100

10%

jetchop.co.jp

584 ms

www.jetchop.co.jp

1179 ms

js

51 ms

colorbox.css

372 ms

import.css

545 ms

Our browser made a total of 171 requests to load all elements on the main page. We found that 96% of them (164 requests) were addressed to the original Jetchop.co.jp, 2% (3 requests) were made to D.rcmd.jp and 1% (1 request) were made to Googletagmanager.com. The less responsive or slowest element that took the longest time to load (1.5 sec) belongs to the original domain Jetchop.co.jp.

Content Size

2.1 MB

After Optimization

1.6 MB

In fact, the total size of Jetchop.co.jp main page is 2.1 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. 50% of websites need less resources to load. Images take 1.9 MB which makes up the majority of the site volume.

HTML Optimization

-84%

Potential reduce by 64.3 kB

Original 76.8 kB
After minification 54.5 kB
After compression 12.5 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 22.2 kB, which is 29% 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 64.3 kB or 84% of the original size.

Image Optimization

-20%

Potential reduce by 378.7 kB

Original 1.9 MB
After minification 1.6 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. Obviously, Jetchop needs image optimization as it can save up to 378.7 kB or 20% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-11%

Potential reduce by 5.9 kB

Original 52.3 kB
After minification 52.3 kB
After compression 46.4 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 5.9 kB or 11% of the original size.

CSS Optimization

-31%

Potential reduce by 10.4 kB

Original 34.0 kB
After minification 33.9 kB
After compression 23.6 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. Jetchop.co.jp needs all CSS files to be minified and compressed as it can save up to 10.4 kB or 31% of the original size.

Requests Now

169

After Optimization

141

The browser has sent 169 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Jetchop. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 12 to 1 for JavaScripts and from 12 to 1 for CSS 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 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

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>).

High

List items (<li>) are not contained within <ul> or <ol> parent elements.

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

High

Serves images with low resolution

Low

Detected JavaScript libraries

Search Engine Optimization Advices

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 doesn't use legible font sizes

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 Jetchop.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 Jetchop.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

jetchop.co.jp

Open Graph data is detected on the main page of Jetchop. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: