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duboischemicals.com screenshot

Report Summary

  • 14

    Performance

    Renders faster than
    26% of other websites

  • 88

    Accessibility

    Visual factors better than
    that of 68% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 76

    SEO

    Google-friendlier than
    35% of websites

duboischemicals.com

DuBois | Leading Single Source Specialty Chemicals Supplier

Page Load Speed

3.2 sec in total

First Response

158 ms

Resources Loaded

2.6 sec

Page Rendered

473 ms

duboischemicals.com screenshot

About Website

Welcome to duboischemicals.com homepage info - get ready to check Du Bois Chemicals best content for United States right away, or after learning these important things about duboischemicals.com

DuBois is a leading single source specialty chemical supplier to the manufacturing, food and beverage, paper and pulp, and water treatment industries.

Visit duboischemicals.com

Key Findings

We analyzed Duboischemicals.com page load time and found that the first response time was 158 ms and then it took 3.1 sec to load all DOM resources and completely render a web page. This is a poor result, as 55% of websites can load faster.

Performance Metrics

duboischemicals.com performance score

14

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value5.9 s

4/100

10%

LCP (Largest Contentful Paint)

Value16.9 s

0/100

25%

SI (Speed Index)

Value10.1 s

9/100

10%

TBT (Total Blocking Time)

Value2,250 ms

6/100

30%

CLS (Cumulative Layout Shift)

Value0.176

68/100

15%

TTI (Time to Interactive)

Value16.6 s

5/100

10%

Network Requests Diagram

duboischemicals.com

158 ms

www.duboischemicals.com

1110 ms

all.css

74 ms

45f3eb0b-e57c-4ba0-8ed1-23fc3956124c

521 ms

style.min.css

256 ms

Our browser made a total of 67 requests to load all elements on the main page. We found that 57% of them (38 requests) were addressed to the original Duboischemicals.com, 12% (8 requests) were made to Fonts.gstatic.com and 10% (7 requests) were made to Use.fontawesome.com. The less responsive or slowest element that took the longest time to load (1.1 sec) belongs to the original domain Duboischemicals.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 461.9 kB (19%)

Content Size

2.4 MB

After Optimization

1.9 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Duboischemicals.com main page is 2.4 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. 65% of websites need less resources to load. Images take 1.5 MB which makes up the majority of the site volume.

HTML Optimization

-83%

Potential reduce by 100.0 kB

  • Original 120.5 kB
  • After minification 114.1 kB
  • After compression 20.5 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. 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 100.0 kB or 83% of the original size.

Image Optimization

-0%

Potential reduce by 6.1 kB

  • Original 1.5 MB
  • After minification 1.5 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. Du Bois Chemicals images are well optimized though.

JavaScript Optimization

-32%

Potential reduce by 142.4 kB

  • Original 444.9 kB
  • After minification 420.9 kB
  • After compression 302.5 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 142.4 kB or 32% of the original size.

CSS Optimization

-80%

Potential reduce by 213.3 kB

  • Original 265.4 kB
  • After minification 253.1 kB
  • After compression 52.1 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. Duboischemicals.com needs all CSS files to be minified and compressed as it can save up to 213.3 kB or 80% of the original size.

Requests Breakdown

Number of requests can be reduced by 35 (69%)

Requests Now

51

After Optimization

16

  • Images
  • JavaScript
  • CSS

The browser has sent 51 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Du Bois Chemicals. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 21 to 1 for JavaScripts and from 16 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

duboischemicals.com

duboischemicals.com

158 ms

www.duboischemicals.com

www.duboischemicals.com

1110 ms

all.css

all.css

74 ms

45f3eb0b-e57c-4ba0-8ed1-23fc3956124c

45f3eb0b-e57c-4ba0-8ed1-23fc3956124c

521 ms

style.min.css

style.min.css

256 ms

style.min.css

style.min.css

199 ms

css

css

63 ms

css

css

80 ms

bootstrap.min.css

bootstrap.min.css

64 ms

style.css

style.css

268 ms

mapstyle.css

mapstyle.css

202 ms

aos.css

aos.css

70 ms

jquery.fancybox.css

jquery.fancybox.css

202 ms

all.css

all.css

89 ms

v4-shims.css

v4-shims.css

104 ms

wp-paginate.css

wp-paginate.css

203 ms

language-cookie.js

language-cookie.js

264 ms

jquery.min.js

jquery.min.js

52 ms

js

js

153 ms

js

js

227 ms

aos.css

aos.css

24 ms

basic.min.css

basic.min.css

274 ms

theme-ie11.min.css

theme-ie11.min.css

146 ms

theme.min.css

theme.min.css

196 ms

bootstrap.min.js

bootstrap.min.js

21 ms

aos.js

aos.js

19 ms

main.js

main.js

269 ms

jquery.fancybox.js

jquery.fancybox.js

275 ms

jquery.fancybox-media.js

jquery.fancybox-media.js

208 ms

dom-ready.min.js

dom-ready.min.js

211 ms

hooks.min.js

hooks.min.js

261 ms

i18n.min.js

i18n.min.js

274 ms

a11y.min.js

a11y.min.js

278 ms

jquery.json.min.js

jquery.json.min.js

327 ms

gravityforms.min.js

gravityforms.min.js

551 ms

api.js

api.js

38 ms

utils.min.js

utils.min.js

336 ms

vendor-theme.min.js

vendor-theme.min.js

339 ms

scripts-theme.min.js

scripts-theme.min.js

339 ms

aos.js

aos.js

18 ms

LinkedIn_Icon_White.png

LinkedIn_Icon_White.png

108 ms

YouTube_Icon_White.png

YouTube_Icon_White.png

109 ms

us.png

us.png

105 ms

fr.png

fr.png

106 ms

LogoPNG.png

LogoPNG.png

107 ms

Food-Webinar-Graphics_Webinar-Homepage-Banner.png

Food-Webinar-Graphics_Webinar-Homepage-Banner.png

595 ms

manufactimg.png

manufactimg.png

444 ms

industryblockarrow.png

industryblockarrow.png

216 ms

Brewery_Tanks.jpg

Brewery_Tanks.jpg

531 ms

Paper-Pulp.png

Paper-Pulp.png

216 ms

iStock-000015533138.jpg

iStock-000015533138.jpg

346 ms

Autp-Care-Image.png

Autp-Care-Image.png

346 ms

Speeding-Truck.png

Speeding-Truck.png

345 ms

Contrast-Brewery-Worker.jpg

Contrast-Brewery-Worker.jpg

469 ms

KFOmCnqEu92Fr1Mu4mxP.ttf

KFOmCnqEu92Fr1Mu4mxP.ttf

107 ms

KFOlCnqEu92Fr1MmEU9fBBc9.ttf

KFOlCnqEu92Fr1MmEU9fBBc9.ttf

107 ms

KFOlCnqEu92Fr1MmSU5fBBc9.ttf

KFOlCnqEu92Fr1MmSU5fBBc9.ttf

225 ms

KFOlCnqEu92Fr1MmWUlfBBc9.ttf

KFOlCnqEu92Fr1MmWUlfBBc9.ttf

234 ms

JTUHjIg1_i6t8kCHKm4532VJOt5-QNFgpCtZ6Hw5aX8.ttf

JTUHjIg1_i6t8kCHKm4532VJOt5-QNFgpCtZ6Hw5aX8.ttf

236 ms

JTUHjIg1_i6t8kCHKm4532VJOt5-QNFgpCtr6Hw5aX8.ttf

JTUHjIg1_i6t8kCHKm4532VJOt5-QNFgpCtr6Hw5aX8.ttf

236 ms

JTUHjIg1_i6t8kCHKm4532VJOt5-QNFgpCs16Hw5aX8.ttf

JTUHjIg1_i6t8kCHKm4532VJOt5-QNFgpCs16Hw5aX8.ttf

237 ms

JTUHjIg1_i6t8kCHKm4532VJOt5-QNFgpCuM73w5aX8.ttf

JTUHjIg1_i6t8kCHKm4532VJOt5-QNFgpCuM73w5aX8.ttf

236 ms

fa-solid-900.woff

fa-solid-900.woff

102 ms

fa-solid-900.woff

fa-solid-900.woff

103 ms

fa-regular-400.woff

fa-regular-400.woff

103 ms

fa-regular-400.woff

fa-regular-400.woff

102 ms

recaptcha__en.js

recaptcha__en.js

182 ms

Accessibility Review

duboischemicals.com accessibility score

88

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.

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

Links do not have a discernible name

Best Practices

duboischemicals.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

User Experience

Impact

Issue

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Missing source maps for large first-party JavaScript

SEO Factors

duboischemicals.com SEO score

76

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

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

High

Tap targets are not sized appropriately

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 Duboischemicals.com 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 Duboischemicals.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

duboischemicals.com

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