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dupont.co.jp screenshot

Report Summary

  • 18

    Performance

    Renders faster than
    34% of other websites

  • 78

    Accessibility

    Visual factors better than
    that of 45% of websites

  • 58

    Best Practices

    More advanced features
    available than in
    20% of websites

  • 69

    SEO

    Google-friendlier than
    28% of websites

dupont.co.jp

DuPont Japan 日本

Page Load Speed

2.5 sec in total

First Response

12 ms

Resources Loaded

1.9 sec

Page Rendered

550 ms

dupont.co.jp screenshot

About Website

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

DuPont is using science and innovation to make the world a safer, healthier, and better place to live. It’s how we’re helping to invent a better now.

Visit dupont.co.jp

Key Findings

We analyzed Dupont.co.jp page load time and found that the first response time was 12 ms and then it took 2.4 sec to load all DOM resources and completely render a web page. This is a poor result, as 50% of websites can load faster.

Performance Metrics

dupont.co.jp performance score

18

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value7.1 s

1/100

10%

LCP (Largest Contentful Paint)

Value15.4 s

0/100

25%

SI (Speed Index)

Value10.4 s

8/100

10%

TBT (Total Blocking Time)

Value2,340 ms

5/100

30%

CLS (Cumulative Layout Shift)

Value0.001

100/100

15%

TTI (Time to Interactive)

Value17.3 s

4/100

10%

Network Requests Diagram

dupont.co.jp

12 ms

www.dupont.co.jp

110 ms

clientlib-dependencies.min.css

53 ms

jquery.min.js

77 ms

clientlib-dependencies.min.js

101 ms

Our browser made a total of 60 requests to load all elements on the main page. We found that 80% of them (48 requests) were addressed to the original Dupont.co.jp, 12% (7 requests) were made to Dupont.scene7.com and 5% (3 requests) were made to Use.fontawesome.com. The less responsive or slowest element that took the longest time to load (987 ms) relates to the external source Dupont.scene7.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 672.6 kB (30%)

Content Size

2.2 MB

After Optimization

1.6 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Dupont.co.jp 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. Only a small number of websites need less resources to load. Images take 1.5 MB which makes up the majority of the site volume.

HTML Optimization

-82%

Potential reduce by 52.3 kB

  • Original 64.2 kB
  • After minification 54.2 kB
  • After compression 11.9 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 10.0 kB, which is 16% 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 52.3 kB or 82% of the original size.

Image Optimization

-6%

Potential reduce by 92.8 kB

  • Original 1.5 MB
  • After minification 1.4 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. Du Pont images are well optimized though.

JavaScript Optimization

-76%

Potential reduce by 527.5 kB

  • Original 698.5 kB
  • After minification 698.5 kB
  • After compression 170.9 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 527.5 kB or 76% of the original size.

CSS Optimization

-0%

Potential reduce by 0 B

  • Original 11.6 kB
  • After minification 11.6 kB
  • After compression 11.6 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. Dupont.co.jp has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 14 (33%)

Requests Now

42

After Optimization

28

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 42 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Du Pont. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 9 to 1 for JavaScripts and from 7 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

dupont.co.jp

dupont.co.jp

12 ms

www.dupont.co.jp

www.dupont.co.jp

110 ms

clientlib-dependencies.min.css

clientlib-dependencies.min.css

53 ms

jquery.min.js

jquery.min.js

77 ms

clientlib-dependencies.min.js

clientlib-dependencies.min.js

101 ms

jquery-ui.min.css

jquery-ui.min.css

62 ms

clientlib-global.min.css

clientlib-global.min.css

71 ms

clientlib-base.min.css

clientlib-base.min.css

292 ms

all.css

all.css

100 ms

contexthub

contexthub

97 ms

launch-025f15007675.min.js

launch-025f15007675.min.js

308 ms

clientlibs.min.css

clientlibs.min.css

291 ms

clientlibs.min.css

clientlibs.min.css

308 ms

clientlibs.min.js

clientlibs.min.js

305 ms

clientlibs.min.js

clientlibs.min.js

304 ms

jquery-ui.min.js

jquery-ui.min.js

544 ms

clientlib-global.min.js

clientlib-global.min.js

559 ms

clientlib-base.min.js

clientlib-base.min.js

549 ms

back-arrow.svg

back-arrow.svg

543 ms

DuPont_tm_rgb.png

DuPont_tm_rgb.png

545 ms

search.png

search.png

546 ms

noun-user.svg

noun-user.svg

550 ms

noun-user-active2.svg

noun-user-active2.svg

549 ms

Play-Button.svg

Play-Button.svg

551 ms

Now%20video_family%20on%20couch.jpg

Now%20video_family%20on%20couch.jpg

557 ms

icon-linkedin.svg

icon-linkedin.svg

550 ms

icon-youtube.svg

icon-youtube.svg

561 ms

icon-twitter.svg

icon-twitter.svg

558 ms

icon-facebook.svg

icon-facebook.svg

558 ms

token.json

token.json

431 ms

mAfZobkEOvojiRe0U2ya.infinity.json

mAfZobkEOvojiRe0U2ya.infinity.json

213 ms

contexthub.pagedata.json

contexthub.pagedata.json

94 ms

www.dupont.co.jp.seg.js

www.dupont.co.jp.seg.js

75 ms

contexthub.commerce.orderhistory.json

contexthub.commerce.orderhistory.json

89 ms

contexthub.commerce.relatedproducts.json

contexthub.commerce.relatedproducts.json

70 ms

contexthub.commerce.smartlists.json

contexthub.commerce.smartlists.json

89 ms

contexthub.commerce.cart.json

contexthub.commerce.cart.json

213 ms

corporate-connectivity-and-mobility-305x259

corporate-connectivity-and-mobility-305x259

360 ms

nav-globe-icon.png

nav-globe-icon.png

156 ms

corporate-urbanization-and-safety-305x259

corporate-urbanization-and-safety-305x259

688 ms

corporate-environmental-protection-305x259

corporate-environmental-protection-305x259

686 ms

contexthub.commerce.orderhistory.json

contexthub.commerce.orderhistory.json

32 ms

green-forest-sustainability-650x650

green-forest-sustainability-650x650

419 ms

DWS-CW-logo-image

DWS-CW-logo-image

415 ms

climate-video-sustainability-thumbnail

climate-video-sustainability-thumbnail

301 ms

corp-news-cleanroom-silicone-1440x700

corp-news-cleanroom-silicone-1440x700

987 ms

noto-sans-v8-latin-regular.woff

noto-sans-v8-latin-regular.woff

295 ms

noto-sans-v8-latin-regular.woff

noto-sans-v8-latin-regular.woff

294 ms

NotoSans-Regular.woff

NotoSans-Regular.woff

293 ms

Diodrum-Medium.woff

Diodrum-Medium.woff

298 ms

Diodrum-Medium.woff

Diodrum-Medium.woff

412 ms

DiodrumCyrillic-Medium.woff

DiodrumCyrillic-Medium.woff

204 ms

Diodrum-Regular.woff

Diodrum-Regular.woff

295 ms

Diodrum-Regular.woff

Diodrum-Regular.woff

407 ms

DiodrumCyrillic-Regular.woff

DiodrumCyrillic-Regular.woff

409 ms

fa-solid-900.woff

fa-solid-900.woff

48 ms

fa-regular-400.woff

fa-regular-400.woff

48 ms

Diodrum-Semibold.woff

Diodrum-Semibold.woff

211 ms

Diodrum-Semibold.woff

Diodrum-Semibold.woff

212 ms

DiodrumCyrillic-Semibold.woff

DiodrumCyrillic-Semibold.woff

102 ms

Accessibility Review

dupont.co.jp accessibility score

78

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

Form elements do not have associated labels

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

dupont.co.jp best practices score

58

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

High

Requests the geolocation permission on page load

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

User Experience

Impact

Issue

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Missing source maps for large first-party JavaScript

SEO Factors

dupont.co.jp SEO score

69

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

Crawling and Indexing

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

Impact

Issue

High

Links are not crawlable

High

robots.txt is not valid

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

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Dupont.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 Dupont.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

dupont.co.jp

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