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dupont.co.uk screenshot

Report Summary

  • 17

    Performance

    Renders faster than
    32% of other websites

  • 75

    Accessibility

    Visual factors better than
    that of 41% of websites

  • 58

    Best Practices

    More advanced features
    available than in
    20% of websites

  • 62

    SEO

    Google-friendlier than
    23% of websites

dupont.co.uk

Home | DuPont UK

Page Load Speed

1.2 sec in total

First Response

31 ms

Resources Loaded

1.1 sec

Page Rendered

135 ms

dupont.co.uk screenshot

About Website

Click here to check amazing Du Pont content for United Kingdom. Otherwise, check out these important facts you probably never knew about dupont.co.uk

We make essential innovations the world needs now. From protective equipment, to delivering clean water and enabling smarter, faster electronics; we use science and innovation to make so many of the t...

Visit dupont.co.uk

Key Findings

We analyzed Dupont.co.uk page load time and found that the first response time was 31 ms and then it took 1.2 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 25% of websites can load faster.

Performance Metrics

dupont.co.uk performance score

17

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value6.8 s

1/100

10%

LCP (Largest Contentful Paint)

Value17.0 s

0/100

25%

SI (Speed Index)

Value11.0 s

6/100

10%

TBT (Total Blocking Time)

Value2,480 ms

4/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value17.8 s

4/100

10%

Network Requests Diagram

dupont.co.uk

31 ms

www.dupont.co.uk

60 ms

jquery.min.js

40 ms

utils.min.js

59 ms

granite.min.js

61 ms

Our browser made a total of 83 requests to load all elements on the main page. We found that 76% of them (63 requests) were addressed to the original Dupont.co.uk, 11% (9 requests) were made to Eidupont.scene7.com and 5% (4 requests) were made to Assets.adobedtm.com. The less responsive or slowest element that took the longest time to load (285 ms) belongs to the original domain Dupont.co.uk.

Page Optimization Overview & Recommendations

Page size can be reduced by 2.4 MB (24%)

Content Size

10.1 MB

After Optimization

7.7 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Dupont.co.uk main page is 10.1 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 7.2 MB which makes up the majority of the site volume.

HTML Optimization

-85%

Potential reduce by 66.9 kB

  • Original 79.1 kB
  • After minification 57.8 kB
  • After compression 12.2 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. This page needs HTML code to be minified as it can gain 21.4 kB, which is 27% 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 66.9 kB or 85% of the original size.

Image Optimization

-3%

Potential reduce by 194.2 kB

  • Original 7.2 MB
  • After minification 7.0 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. Du Pont images are well optimized though.

JavaScript Optimization

-77%

Potential reduce by 1.8 MB

  • Original 2.3 MB
  • After minification 2.3 MB
  • After compression 531.4 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 1.8 MB or 77% of the original size.

CSS Optimization

-84%

Potential reduce by 404.1 kB

  • Original 482.5 kB
  • After minification 461.9 kB
  • After compression 78.4 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.uk needs all CSS files to be minified and compressed as it can save up to 404.1 kB or 84% of the original size.

Requests Breakdown

Number of requests can be reduced by 33 (41%)

Requests Now

80

After Optimization

47

  • Images
  • JavaScript
  • CSS

The browser has sent 80 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 28 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.uk

dupont.co.uk

31 ms

www.dupont.co.uk

www.dupont.co.uk

60 ms

jquery.min.js

jquery.min.js

40 ms

utils.min.js

utils.min.js

59 ms

granite.min.js

granite.min.js

61 ms

jquery.min.js

jquery.min.js

61 ms

jquery-ui.min.css

jquery-ui.min.css

58 ms

jcarousel.min.css

jcarousel.min.css

63 ms

default.min.css

default.min.css

64 ms

shared.min.js

shared.min.js

66 ms

jquery-ui.min.js

jquery-ui.min.js

74 ms

jquery-ui.min.js

jquery-ui.min.js

111 ms

jcarousel.min.js

jcarousel.min.js

70 ms

legacy.min.js

legacy.min.js

74 ms

responsiveclientlib.min.2.27.1.css

responsiveclientlib.min.2.27.1.css

107 ms

responsiveclientlib2.min.css

responsiveclientlib2.min.css

108 ms

static.css

static.css

252 ms

commoninclude.min.js

commoninclude.min.js

252 ms

utils.min.js

utils.min.js

252 ms

satelliteLib-639a302fc7aa5a5c00cbff0d99a624ea81224af4.js

satelliteLib-639a302fc7aa5a5c00cbff0d99a624ea81224af4.js

10 ms

2.9.min.js

2.9.min.js

252 ms

s7viewers.min.js

s7viewers.min.js

285 ms

responsiveclientlib.min.2.27.1.js

responsiveclientlib.min.2.27.1.js

254 ms

sitecatalyst.min.js

sitecatalyst.min.js

252 ms

util.min.js

util.min.js

252 ms

analytics.sitecatalyst.js

analytics.sitecatalyst.js

254 ms

plugins.min.js

plugins.min.js

283 ms

sitecatalystlibs.min.2.27.1.js

sitecatalystlibs.min.2.27.1.js

282 ms

iox4lil.js

iox4lil.js

195 ms

Agriculture_630x315

Agriculture_630x315

135 ms

right-arrow-action.png

right-arrow-action.png

24 ms

global-nav-agriculture-492x582.png

global-nav-agriculture-492x582.png

50 ms

global-nav-food-492x582.png

global-nav-food-492x582.png

51 ms

global-nav-advanced-materials-492x582.png

global-nav-advanced-materials-492x582.png

48 ms

global-nav-biotech-2-246x291.jpg

global-nav-biotech-2-246x291.jpg

26 ms

global-nav-process-safety-492x582.png

global-nav-process-safety-492x582.png

50 ms

global-nav-chemicals-492x582.png

global-nav-chemicals-492x582.png

50 ms

1442654576042.jpg

1442654576042.jpg

49 ms

1428678819547.jpg

1428678819547.jpg

52 ms

1418251827530.jpg

1418251827530.jpg

52 ms

1428680233798.jpg

1428680233798.jpg

53 ms

global-nav-industries-default-4000x2000.jpg

global-nav-industries-default-4000x2000.jpg

133 ms

mobile-menu-v2.png

mobile-menu-v2.png

50 ms

mobile-menu-hover-v2.png

mobile-menu-hover-v2.png

52 ms

search-mobile.png

search-mobile.png

127 ms

search-mobile-active.png

search-mobile-active.png

125 ms

globe-mobile.png

globe-mobile.png

125 ms

white_arrow_right.png

white_arrow_right.png

123 ms

right-arrow-action.png

right-arrow-action.png

123 ms

linkedin_icon.png

linkedin_icon.png

125 ms

youtube_icon.png

youtube_icon.png

126 ms

twitter-chicklet-gray.gif

twitter-chicklet-gray.gif

126 ms

facebook-chicklet-gray.gif

facebook-chicklet-gray.gif

126 ms

rss_icon.png

rss_icon.png

126 ms

109726474_5_630x315_KO

109726474_5_630x315_KO

128 ms

Building&Construction_465x232

Building&Construction_465x232

132 ms

Food_and_Beverage_IND-1_thumb

Food_and_Beverage_IND-1_thumb

127 ms

HealthCare&Medical_2x1

HealthCare&Medical_2x1

138 ms

DareBigger_Mining

DareBigger_Mining

136 ms

PIP_PackagingPrinting_IND_Content_630x315

PIP_PackagingPrinting_IND_Content_630x315

138 ms

Plastics_touchscreen_630x315

Plastics_touchscreen_630x315

131 ms

42-25338776_465x232_630x315

42-25338776_465x232_630x315

132 ms

nav-logo-main.png

nav-logo-main.png

115 ms

nav-globe-icon.png

nav-globe-icon.png

116 ms

dupont-sprite.png

dupont-sprite.png

116 ms

nav-subnav-chevron.png

nav-subnav-chevron.png

116 ms

nav-magnifying-glass.png

nav-magnifying-glass.png

116 ms

print.2.27.1.css

print.2.27.1.css

19 ms

ip.js

ip.js

22 ms

satellite-56006ee962333027b70003d6.js

satellite-56006ee962333027b70003d6.js

22 ms

capIsXwZ.min.js

capIsXwZ.min.js

175 ms

linkedin_icon-hover.png

linkedin_icon-hover.png

34 ms

satellite-547f6c956535380015a60000.js

satellite-547f6c956535380015a60000.js

72 ms

elqCfg.min.js

elqCfg.min.js

16 ms

youtube_icon-hover.png

youtube_icon-hover.png

33 ms

twitter-chicklet-gray-hover.gif

twitter-chicklet-gray-hover.gif

39 ms

facebook-chicklet-gray-hover.gif

facebook-chicklet-gray-hover.gif

43 ms

rss_icon-hover.png

rss_icon-hover.png

45 ms

HORIZONS%20BANNER_homepage.jpg

HORIZONS%20BANNER_homepage.jpg

75 ms

ip.json

ip.json

8 ms

svrGP

svrGP

256 ms

satellite-547f9c1638366200188a0300.js

satellite-547f9c1638366200188a0300.js

54 ms

svrGP.aspx

svrGP.aspx

63 ms

Accessibility Review

dupont.co.uk accessibility score

75

Accessibility Issues

ARIA

These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.

Impact

Issue

High

[aria-hidden="true"] elements contain focusable descendents

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.

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

Document doesn't have a <title> element

High

Image elements do not have [alt] attributes

High

Form elements do not have associated labels

High

Links do not have a discernible name

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

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.uk 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

Displays images with incorrect aspect ratio

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.uk SEO score

62

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

Document doesn't have a <title> element

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

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

    EN

  • Language Claimed

    EN

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Dupont.co.uk can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and it matches the claimed language. Our system also found out that Dupont.co.uk 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.uk

Open Graph description is not detected on the main page of Du Pont. 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: