Tools & Wizards About Us
kudoh.tv screenshot

Report Summary

  • 26

    Performance

    Renders faster than
    45% of other websites

  • 73

    Accessibility

    Visual factors better than
    that of 38% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 86

    SEO

    Google-friendlier than
    60% of websites

kudoh.tv

KUDOH Online Shop（株式会社クドー）

Page Load Speed

18.4 sec in total

First Response

1.9 sec

Resources Loaded

12.9 sec

Page Rendered

3.6 sec

kudoh.tv screenshot

About Website

Click here to check amazing KUDOH content. Otherwise, check out these important facts you probably never knew about kudoh.tv

株式会社クドーが運営するオンラインショップは、東京都の小中学校向けに家庭科教材や裁縫道具を豊富に取り揃えています。入学や卒業、さらには祝賀の場にぴったりの職人一つひとつ手作りのコサージュもご用意。家庭科に関するアイテム、コサージュ、オリジナルの倉敷帆布裁縫バッグなど幅広く提供しています。

Visit kudoh.tv

Key Findings

We analyzed Kudoh.tv page load time and found that the first response time was 1.9 sec and then it took 16.5 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

kudoh.tv performance score

26

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value5.8 s

5/100

10%

LCP (Largest Contentful Paint)

Value23.4 s

0/100

25%

SI (Speed Index)

Value10.9 s

6/100

10%

TBT (Total Blocking Time)

Value890 ms

32/100

30%

CLS (Cumulative Layout Shift)

Value0.024

100/100

15%

TTI (Time to Interactive)

Value15.8 s

6/100

10%

Network Requests Diagram

www.kudoh.tv

1934 ms

BASEshop-24515246fb087d964f79.css

21 ms

jquery.min.js

24 ms

swiper-bundle.min.js

34 ms

gl-font.js

130 ms

Our browser made a total of 107 requests to load all elements on the main page. We found that 8% of them (9 requests) were addressed to the original Kudoh.tv, 35% (37 requests) were made to Baseec-img-mng.akamaized.net and 34% (36 requests) were made to Basefile.akamaized.net. The less responsive or slowest element that took the longest time to load (8.7 sec) relates to the external source Baseec-img-mng.akamaized.net.

Page Optimization Overview & Recommendations

Page size can be reduced by 3.9 MB (25%)

Content Size

15.6 MB

After Optimization

11.7 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Kudoh.tv main page is 15.6 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. 60% of websites need less resources to load. Images take 15.3 MB which makes up the majority of the site volume.

HTML Optimization

-76%

Potential reduce by 130.6 kB

  • Original 171.7 kB
  • After minification 161.8 kB
  • After compression 41.0 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 130.6 kB or 76% of the original size.

Image Optimization

-24%

Potential reduce by 3.7 MB

  • Original 15.3 MB
  • After minification 11.5 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, KUDOH needs image optimization as it can save up to 3.7 MB or 24% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-13%

Potential reduce by 10.1 kB

  • Original 76.2 kB
  • After minification 73.3 kB
  • After compression 66.1 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 10.1 kB or 13% of the original size.

CSS Optimization

-81%

Potential reduce by 44.6 kB

  • Original 55.1 kB
  • After minification 44.2 kB
  • After compression 10.6 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. Kudoh.tv needs all CSS files to be minified and compressed as it can save up to 44.6 kB or 81% of the original size.

Requests Breakdown

Number of requests can be reduced by 53 (51%)

Requests Now

103

After Optimization

50

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 103 CSS, Javascripts, AJAX and image requests in order to completely render the main page of KUDOH. 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 4 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

www.kudoh.tv

www.kudoh.tv

1934 ms

BASEshop-24515246fb087d964f79.css

BASEshop-24515246fb087d964f79.css

21 ms

jquery.min.js

jquery.min.js

24 ms

swiper-bundle.min.js

swiper-bundle.min.js

34 ms

gl-font.js

gl-font.js

130 ms

change_status.js

change_status.js

630 ms

gl-common.js

gl-common.js

139 ms

gl-itemLoading.js

gl-itemLoading.js

142 ms

gl-blogFeed.js

gl-blogFeed.js

142 ms

gl-ranking.js

gl-ranking.js

144 ms

swiper-bundle.min.css

swiper-bundle.min.css

45 ms

gl-common.css

gl-common.css

181 ms

gl-index.css

gl-index.css

152 ms

gtm.js

gtm.js

56 ms

swiper-bundle.min.js

swiper-bundle.min.js

28 ms

swiper-bundle.min.css

swiper-bundle.min.css

13 ms

js

js

96 ms

jquery.min.js

jquery.min.js

9 ms

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index.php

599 ms

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632 ms

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683 ms

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866 ms

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2622 ms

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1903 ms

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2688 ms

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3006 ms

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3606 ms

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3770 ms

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4832 ms

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4755 ms

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5006 ms

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4842 ms

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5962 ms

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5884 ms

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5931 ms

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6183 ms

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6624 ms

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6284 ms

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7580 ms

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7346 ms

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7673 ms

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7806 ms

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7779 ms

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8163 ms

base.png

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251 ms

cart.png

cart.png

397 ms

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437 ms

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439 ms

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440 ms

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440 ms

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442 ms

BASEshop-b6aa2cf981666211f86d.js

BASEshop-b6aa2cf981666211f86d.js

23 ms

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207 ms

window.png

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762 ms

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1270 ms

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648 ms

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671 ms

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1841 ms

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684 ms

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706 ms

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718 ms

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1385 ms

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8391 ms

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8715 ms

sdk.js

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23 ms

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28 ms

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18 ms

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37 ms

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102 ms

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change_status.js

626 ms

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8706 ms

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303 ms

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293 ms

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1086 ms

Accessibility Review

kudoh.tv accessibility score

73

Accessibility Issues

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

Buttons do not have an accessible name

High

Image elements do not have [alt] attributes

High

Links do not have a discernible name

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.

Internationalization and localization

These are opportunities to improve the interpretation of your content by users in different locales.

Impact

Issue

High

<html> element does not have a [lang] attribute

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

kudoh.tv best practices score

83

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

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

kudoh.tv SEO score

86

Search Engine Optimization Advices

Content Best Practices

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

Impact

Issue

High

Links do not have descriptive text

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

Language and Encoding

  • Language Detected

    JA

  • Language Claimed

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Kudoh.tv can be misinterpreted by Google and other search engines. Our service has detected that Japanese is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that Kudoh.tv 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

kudoh.tv

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