Access duplo.com. トップページ｜デュプロ（グループ）

Report Summary

About Website

Welcome to duplo.com homepage info - get ready to check Duplo best content for Iran right away, or after learning these important things about duplo.com

株式会社デュプロ（グループ） Duplo (Group)｜デュプロの国際的ネットワーク、製品情報　卓上丁合機

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name

value

score

weighting

FCP (First Contentful Paint)

Value5.1 s

9/100

10%

LCP (Largest Contentful Paint)

Value26.5 s

0/100

25%

SI (Speed Index)

Value10.8 s

7/100

10%

TBT (Total Blocking Time)

Value150 ms

95/100

30%

CLS (Cumulative Layout Shift)

Value0.211

59/100

15%

TTI (Time to Interactive)

Value16.4 s

5/100

10%

duplo.com

570 ms

www.duplo.com

1044 ms

gtm.js

71 ms

ress.css

219 ms

drawer.css

329 ms

Our browser made a total of 47 requests to load all elements on the main page. We found that 51% of them (24 requests) were addressed to the original Duplo.com, 15% (7 requests) were made to Fonts.gstatic.com and 6% (3 requests) 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 Duplo.com.

Content Size

2.2 MB

After Optimization

2.0 MB

In fact, the total size of Duplo.com main page is 2.2 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. 45% of websites need less resources to load. Images take 2.1 MB which makes up the majority of the site volume.

HTML Optimization

-76%

Potential reduce by 15.6 kB

Original 20.6 kB
After minification 18.0 kB
After compression 5.0 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. This page needs HTML code to be minified as it can gain 2.6 kB, which is 13% 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 15.6 kB or 76% of the original size.

Image Optimization

-7%

Potential reduce by 138.7 kB

Original 2.1 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. Duplo images are well optimized though.

JavaScript Optimization

-64%

Potential reduce by 42.3 kB

Original 66.3 kB
After minification 60.2 kB
After compression 24.0 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 42.3 kB or 64% of the original size.

CSS Optimization

-69%

Potential reduce by 45.1 kB

Original 65.3 kB
After minification 43.5 kB
After compression 20.2 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. Duplo.com needs all CSS files to be minified and compressed as it can save up to 45.1 kB or 69% of the original size.

Requests Now

After Optimization

The browser has sent 35 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Duplo. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 11 to 1 for JavaScripts and from 8 to 1 for CSS and as a result speed up the page load time.

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

Serves images with low resolution

Low

Detected JavaScript libraries

High

Page has valid source maps

High

Issues were logged in the Issues panel in Chrome Devtools

Search Engine Optimization Advices

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

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 Duplo.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 Duplo.com 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

duplo.com

Open Graph description is not detected on the main page of Duplo. Lack of Open Graph description can be counter-productive for their social media presence, as such a description allows converting a website homepage (or other pages) into good-looking, rich and well-structured posts, when it is being shared on Facebook and other social media. For example, adding the following code snippet into HTML <head> tag will help to represent this web page correctly in social networks:

Report Summary

Performance

Accessibility

Best Practices

SEO

トップページ｜デュプロ（グループ）

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)