Report Summary

  • 28

    Performance

    Renders faster than
    48% of other websites

  • 65

    Accessibility

    Visual factors better than
    that of 30% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 85

    SEO

    Google-friendlier than
    55% of websites

jewel-cafe.jp

全国展開の買取専門店 ジュエルカフェ【公式】

Page Load Speed

7.5 sec in total

First Response

549 ms

Resources Loaded

5.7 sec

Page Rendered

1.3 sec

jewel-cafe.jp screenshot

About Website

Visit jewel-cafe.jp now to see the best up-to-date Jewel Cafe content for Vietnam and also check out these interesting facts you probably never knew about jewel-cafe.jp

金・時計・金券・ブランド買取を日本全国対応いたします。全国250店舗以上で高価買取実施中。お気軽に無料査定をご利用ください!

Visit jewel-cafe.jp

Key Findings

We analyzed Jewel-cafe.jp page load time and found that the first response time was 549 ms and then it took 6.9 sec to load all DOM resources and completely render a web page. This is a poor result, as 80% of websites can load faster.

Performance Metrics

jewel-cafe.jp performance score

28

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.4 s

17/100

10%

LCP (Largest Contentful Paint)

Value4.5 s

36/100

25%

SI (Speed Index)

Value10.6 s

7/100

10%

TBT (Total Blocking Time)

Value2,480 ms

4/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value14.1 s

9/100

10%

Network Requests Diagram

jewel-cafe.jp

549 ms

jewel-cafe.jp

1839 ms

gtm.js

84 ms

main.css

861 ms

swiper-bundle.min.css

518 ms

Our browser made a total of 99 requests to load all elements on the main page. We found that 93% of them (92 requests) were addressed to the original Jewel-cafe.jp, 2% (2 requests) were made to Unpkg.com and 1% (1 request) were made to Googletagmanager.com. The less responsive or slowest element that took the longest time to load (1.8 sec) belongs to the original domain Jewel-cafe.jp.

Page Optimization Overview & Recommendations

Page size can be reduced by 840.0 kB (25%)

Content Size

3.3 MB

After Optimization

2.5 MB

In fact, the total size of Jewel-cafe.jp main page is 3.3 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. 70% of websites need less resources to load. Images take 2.0 MB which makes up the majority of the site volume.

HTML Optimization

-88%

Potential reduce by 719.9 kB

  • Original 816.1 kB
  • After minification 753.9 kB
  • After compression 96.2 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 719.9 kB or 88% of the original size.

Image Optimization

-1%

Potential reduce by 21.2 kB

  • Original 2.0 MB
  • After minification 2.0 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. Jewel Cafe images are well optimized though.

JavaScript Optimization

-13%

Potential reduce by 55.6 kB

  • Original 418.5 kB
  • After minification 417.7 kB
  • After compression 362.8 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 55.6 kB or 13% of the original size.

CSS Optimization

-37%

Potential reduce by 43.2 kB

  • Original 118.0 kB
  • After minification 117.4 kB
  • After compression 74.7 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. Jewel-cafe.jp needs all CSS files to be minified and compressed as it can save up to 43.2 kB or 37% of the original size.

Requests Breakdown

Number of requests can be reduced by 47 (49%)

Requests Now

96

After Optimization

49

The browser has sent 96 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Jewel Cafe. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 27 to 1 for JavaScripts and from 10 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

jewel-cafe.jp accessibility score

65

Accessibility Issues

Contrast

These are opportunities to improve the legibility of your content.

Impact

Issue

High

Background and foreground colors do not have a sufficient contrast ratio.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

Names and labels

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.

Impact

Issue

High

Image elements do not have [alt] attributes

High

Links do not have a discernible name

Tables and lists

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

Impact

Issue

High

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

Best practices

These items highlight common accessibility best practices.

Impact

Issue

High

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

Best Practices

jewel-cafe.jp best practices score

75

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

User Experience

Impact

Issue

High

Displays images with incorrect aspect ratio

General

Impact

Issue

Low

Detected JavaScript libraries

High

Page has valid source maps

SEO Factors

jewel-cafe.jp SEO score

85

Search Engine Optimization Advices

Crawling and Indexing

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

Impact

Issue

High

Links are not crawlable

Content Best Practices

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

Impact

Issue

High

Image elements do not have [alt] attributes

Mobile Friendly

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/).

Impact

Issue

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 Jewel-cafe.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 Jewel-cafe.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

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