Tools & Wizards About Us
dowcorningsealants.com screenshot

Report Summary

  • 20

    Performance

    Renders faster than
    37% of other websites

  • 74

    Accessibility

    Visual factors better than
    that of 40% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 77

    SEO

    Google-friendlier than
    36% of websites

dowcorningsealants.com

Weatherproofing | Dow Inc.

Page Load Speed

3.5 sec in total

First Response

1.4 sec

Resources Loaded

1.7 sec

Page Rendered

386 ms

dowcorningsealants.com screenshot

About Website

Welcome to dowcorningsealants.com homepage info - get ready to check Dow Corningsealants best content right away, or after learning these important things about dowcorningsealants.com

Discover how Dow's waterproofing caulk, silicone sealants, and more can weatherproof a building and explore Dow's full portfolio of silicone sealant products.

Visit dowcorningsealants.com

Key Findings

We analyzed Dowcorningsealants.com page load time and found that the first response time was 1.4 sec and then it took 2.1 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 40% of websites can load faster.

Performance Metrics

dowcorningsealants.com performance score

20

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.7 s

31/100

10%

LCP (Largest Contentful Paint)

Value13.0 s

0/100

25%

SI (Speed Index)

Value11.0 s

6/100

10%

TBT (Total Blocking Time)

Value3,080 ms

2/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value18.5 s

3/100

10%

Network Requests Diagram

app-build-bldgenv-weatherproofing.html

1435 ms

.autoblock.3a6a366c-9708-4731-9401-9c22440fe68a.js

84 ms

otSDKStub.js

30 ms

a12260aed971158_complete.js

99 ms

launch-23cbd884759b.min.js

25 ms

Our browser made a total of 45 requests to load all elements on the main page. We found that 0% of them (0 request) were addressed to the original Dowcorningsealants.com, 22% (10 requests) were made to S7d9.scene7.com and 18% (8 requests) were made to Dynamicmedia.dow.com. The less responsive or slowest element that took the longest time to load (1.4 sec) relates to the external source Dow.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 274.3 kB (36%)

Content Size

757.3 kB

After Optimization

483.0 kB

  • HTML
  • Images
  • JavaScript

In fact, the total size of Dowcorningsealants.com main page is 757.3 kB. 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 322.0 kB which makes up the majority of the site volume.

HTML Optimization

-85%

Potential reduce by 274.2 kB

  • Original 321.9 kB
  • After minification 280.2 kB
  • After compression 47.6 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 41.7 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 274.2 kB or 85% of the original size.

Image Optimization

-0%

Potential reduce by 0 B

  • Original 322.0 kB
  • After minification 322.0 kB

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. Dow Corningsealants images are well optimized though.

JavaScript Optimization

-0%

Potential reduce by 45 B

  • Original 113.3 kB
  • After minification 113.3 kB
  • After compression 113.3 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. This website has mostly compressed JavaScripts.

Requests Breakdown

Number of requests can be reduced by 12 (28%)

Requests Now

43

After Optimization

31

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 43 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Dow Corningsealants. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 13 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

app-build-bldgenv-weatherproofing.html

app-build-bldgenv-weatherproofing.html

1435 ms

.autoblock.3a6a366c-9708-4731-9401-9c22440fe68a.js

.autoblock.3a6a366c-9708-4731-9401-9c22440fe68a.js

84 ms

otSDKStub.js

otSDKStub.js

30 ms

a12260aed971158_complete.js

a12260aed971158_complete.js

99 ms

launch-23cbd884759b.min.js

launch-23cbd884759b.min.js

25 ms

clientlib-base.lc-a0a63c0cc45d514e0b699ef19fe8e04c-lc.min.css

clientlib-base.lc-a0a63c0cc45d514e0b699ef19fe8e04c-lc.min.css

87 ms

clientlib-dependencies.lc-5e96c4db023fdf6e03e71b0314324dd8-lc.min.css

clientlib-dependencies.lc-5e96c4db023fdf6e03e71b0314324dd8-lc.min.css

96 ms

clientlib-site.lc-7b1a9898b511b5feccc2572e7f9d4fca-lc.min.css

clientlib-site.lc-7b1a9898b511b5feccc2572e7f9d4fca-lc.min.css

59 ms

core.wcm.components.commons.datalayer.v2.lc-1e0136bad0acfb78be509234578e44f9-lc.min.js

core.wcm.components.commons.datalayer.v2.lc-1e0136bad0acfb78be509234578e44f9-lc.min.js

60 ms

core.wcm.components.commons.datalayer.acdl.lc-bf921af342fd2c40139671dbf0920a1f-lc.min.js

core.wcm.components.commons.datalayer.acdl.lc-bf921af342fd2c40139671dbf0920a1f-lc.min.js

87 ms

3a6a366c-9708-4731-9401-9c22440fe68a.json

3a6a366c-9708-4731-9401-9c22440fe68a.json

98 ms

shutterstock_213775522

shutterstock_213775522

73 ms

AdobeStock_104196180-1%3AContent-Carousel

AdobeStock_104196180-1%3AContent-Carousel

55 ms

AV03265%3AProduct-Highlights-Results-Small

AV03265%3AProduct-Highlights-Results-Small

39 ms

AV18947%3AProduct-Highlights-Results-Small

AV18947%3AProduct-Highlights-Results-Small

42 ms

AV25212%3AProduct-Highlights-PDP-Small

AV25212%3AProduct-Highlights-PDP-Small

44 ms

AV05392%3AProduct-Highlights-PDP-Small

AV05392%3AProduct-Highlights-PDP-Small

40 ms

a8%3AProduct-Highlights-PDP-Small

a8%3AProduct-Highlights-PDP-Small

44 ms

b8%3AProduct-Highlights-PDP-Small

b8%3AProduct-Highlights-PDP-Small

49 ms

AdobeStock_23925091%3AContent-Carousel

AdobeStock_23925091%3AContent-Carousel

53 ms

seek-together

seek-together

51 ms

dow-logo.svg

dow-logo.svg

192 ms

product-catalog.svg

product-catalog.svg

106 ms

product-index.svg

product-index.svg

104 ms

brand-index.svg

brand-index.svg

106 ms

sustainable-solutions.svg

sustainable-solutions.svg

37 ms

tehnical-data.svg

tehnical-data.svg

45 ms

sds-finder.svg

sds-finder.svg

64 ms

prod-info.svg

prod-info.svg

75 ms

samples.svg

samples.svg

105 ms

shutterstock_157412990%3AText-Media-Small

shutterstock_157412990%3AText-Media-Small

42 ms

noav-submkthero-logo-coloritright-743x335-2%3AContent-Carousel

noav-submkthero-logo-coloritright-743x335-2%3AContent-Carousel

40 ms

shutterstock_364936046%3AProduct-Highlights-Results-Small

shutterstock_364936046%3AProduct-Highlights-Results-Small

62 ms

AdobeStock_90994724%3AProduct-Highlights-PDP-Small

AdobeStock_90994724%3AProduct-Highlights-PDP-Small

43 ms

AdobeStock_109140862%3AContent-Carousel

AdobeStock_109140862%3AContent-Carousel

55 ms

AdobeStock_238505200%3ACase-Study-Regular

AdobeStock_238505200%3ACase-Study-Regular

52 ms

AV05581%3AHero-Component

AV05581%3AHero-Component

49 ms

clientlib-dependencies.lc-0133119f8b298affb1175b00104ddb4e-lc.min.js

clientlib-dependencies.lc-0133119f8b298affb1175b00104ddb4e-lc.min.js

108 ms

jquery.lc-f9e8e8c279baf6a1a278042afe4f395a-lc.min.js

jquery.lc-f9e8e8c279baf6a1a278042afe4f395a-lc.min.js

149 ms

utils.lc-899004cc02c33efc1f6694b1aee587fd-lc.min.js

utils.lc-899004cc02c33efc1f6694b1aee587fd-lc.min.js

158 ms

clientlib-site.lc-8b894fb1f0bd0231f7ccedf2daeb29c7-lc.min.js

clientlib-site.lc-8b894fb1f0bd0231f7ccedf2daeb29c7-lc.min.js

144 ms

container.lc-0a6aff292f5cc42142779cde92054524-lc.min.js

container.lc-0a6aff292f5cc42142779cde92054524-lc.min.js

180 ms

clientlib-base.lc-2294b3aa034aeab3b3a192276b881339-lc.min.js

clientlib-base.lc-2294b3aa034aeab3b3a192276b881339-lc.min.js

161 ms

responsive_image.js

responsive_image.js

34 ms

location

location

57 ms

Accessibility Review

dowcorningsealants.com accessibility score

74

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

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.

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 IDs are not unique

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

List items (<li>) are not contained within <ul> or <ol> parent elements.

Best Practices

dowcorningsealants.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

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Page has valid source maps

SEO Factors

dowcorningsealants.com SEO score

77

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 Dowcorningsealants.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 Dowcorningsealants.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

dowcorningsealants.com

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