Tools & Wizards About Us
kenkengems.com screenshot

Report Summary

  • 45

    Performance

    Renders faster than
    64% of other websites

  • 100

    Accessibility

    Visual factors better than
    that of 97% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    36% of websites

  • 100

    SEO

    Google-friendlier than
    95% of websites

kenkengems.com

天然石ビーズ・パワーストーンの卸問屋・通販｜ケンケンジェムズ

Page Load Speed

18.5 sec in total

First Response

1.2 sec

Resources Loaded

15.3 sec

Page Rendered

2 sec

kenkengems.com screenshot

About Website

Welcome to kenkengems.com homepage info - get ready to check Kenkengems best content for Japan right away, or after learning these important things about kenkengems.com

天然石ビーズ・天然石ルース・宝石・アクセサリーパーツを卸価格で販売する問屋です。 パワーストーンブレスレットやジュエリー制作をされる業者様やデザイナー様の仕入れからハンドメイドを楽しむ方まで、国内最大級の品揃えでお迎えいたします。

Visit kenkengems.com

Key Findings

We analyzed Kenkengems.com page load time and found that the first response time was 1.2 sec and then it took 17.3 sec to load all DOM resources and completely render a web page. This is a poor result, as 95% of websites can load faster.

Performance Metrics

kenkengems.com performance score

45

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value5.5 s

6/100

10%

LCP (Largest Contentful Paint)

Value8.2 s

2/100

25%

SI (Speed Index)

Value8.9 s

15/100

10%

TBT (Total Blocking Time)

Value330 ms

75/100

30%

CLS (Cumulative Layout Shift)

Value0.028

100/100

15%

TTI (Time to Interactive)

Value7.0 s

53/100

10%

Network Requests Diagram

www.kenkengems.com

1201 ms

colormekit.css

513 ms

colormekit-responsive.css

687 ms

index.css

183 ms

top.css

184 ms

Our browser made a total of 285 requests to load all elements on the main page. We found that 3% of them (8 requests) were addressed to the original Kenkengems.com, 72% (205 requests) were made to Img03.shop-pro.jp and 19% (54 requests) were made to Img.shop-pro.jp. The less responsive or slowest element that took the longest time to load (2.9 sec) relates to the external source Img03.shop-pro.jp.

Page Optimization Overview & Recommendations

Page size can be reduced by 412.2 kB (26%)

Content Size

1.6 MB

After Optimization

1.2 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Kenkengems.com main page is 1.6 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 1.2 MB which makes up the majority of the site volume.

HTML Optimization

-85%

Potential reduce by 208.2 kB

  • Original 243.7 kB
  • After minification 214.5 kB
  • After compression 35.5 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 29.3 kB, which is 12% 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 208.2 kB or 85% of the original size.

Image Optimization

-10%

Potential reduce by 115.3 kB

  • Original 1.2 MB
  • After minification 1.1 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. Kenkengems images are well optimized though.

JavaScript Optimization

-49%

Potential reduce by 56.5 kB

  • Original 115.4 kB
  • After minification 113.4 kB
  • After compression 58.9 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 56.5 kB or 49% of the original size.

CSS Optimization

-71%

Potential reduce by 32.1 kB

  • Original 45.3 kB
  • After minification 35.8 kB
  • After compression 13.2 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. Kenkengems.com needs all CSS files to be minified and compressed as it can save up to 32.1 kB or 71% of the original size.

Requests Breakdown

Number of requests can be reduced by 38 (13%)

Requests Now

284

After Optimization

246

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 284 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Kenkengems. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 15 to 1 for JavaScripts and from 5 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

www.kenkengems.com

www.kenkengems.com

1201 ms

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513 ms

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1641 ms

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1597 ms

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1916 ms

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1636 ms

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1618 ms

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1620 ms

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1510 ms

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1554 ms

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687 ms

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686 ms

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676 ms

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198 ms

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196 ms

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208 ms

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390 ms

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377 ms

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189 ms

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876 ms

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1049 ms

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1056 ms

Accessibility Review

kenkengems.com accessibility score

100

Accessibility Issues

Best Practices

kenkengems.com 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

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

kenkengems.com SEO score

100

Search Engine Optimization Advices

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

Language and Encoding

  • Language Detected

    JA

  • Language Claimed

    JA

  • Encoding

    EUC-JP

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Kenkengems.com 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 Kenkengems.com main page’s claimed encoding is euc-jp. Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.

Social Sharing Optimization

kenkengems.com

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