Tools & Wizards About Us
lutron.net screenshot

Report Summary

  • 11

    Performance

    Renders faster than
    24% of other websites

  • 88

    Accessibility

    Visual factors better than
    that of 68% of websites

  • 58

    Best Practices

    More advanced features
    available than in
    20% of websites

  • 83

    SEO

    Google-friendlier than
    46% of websites

lutron.net

Lutron: Beautiful light. Intelligent Shades. Powerful Controls

Page Load Speed

1.8 sec in total

First Response

168 ms

Resources Loaded

1.5 sec

Page Rendered

141 ms

lutron.net screenshot

About Website

Click here to check amazing Lutron content for United States. Otherwise, check out these important facts you probably never knew about lutron.net

Create magical experiences in any space with Lutron’s smart dimmers, controls, shades, & lighting. Simple solutions for homeowners and professionals.

Visit lutron.net

Key Findings

We analyzed Lutron.net page load time and found that the first response time was 168 ms and then it took 1.7 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 35% of websites can load faster.

Performance Metrics

lutron.net performance score

11

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.9 s

25/100

10%

LCP (Largest Contentful Paint)

Value8.3 s

2/100

25%

SI (Speed Index)

Value6.8 s

34/100

10%

TBT (Total Blocking Time)

Value3,580 ms

1/100

30%

CLS (Cumulative Layout Shift)

Value0.408

24/100

15%

TTI (Time to Interactive)

Value18.8 s

3/100

10%

Network Requests Diagram

lutron.net

168 ms

Default.aspx

522 ms

Default.aspx

285 ms

init.js

38 ms

ScriptResource.axd

32 ms

Our browser made a total of 60 requests to load all elements on the main page. We found that 2% of them (1 request) were addressed to the original Lutron.net, 83% (50 requests) were made to Lutron.com and 10% (6 requests) were made to Cdn.cookielaw.org. The less responsive or slowest element that took the longest time to load (552 ms) relates to the external source Lutron.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 146.4 kB (18%)

Content Size

814.1 kB

After Optimization

667.8 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Lutron.net main page is 814.1 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. 70% of websites need less resources to load. Javascripts take 392.5 kB which makes up the majority of the site volume.

HTML Optimization

-80%

Potential reduce by 127.1 kB

  • Original 158.2 kB
  • After minification 145.9 kB
  • After compression 31.2 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. 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 127.1 kB or 80% of the original size.

Image Optimization

-0%

Potential reduce by 811 B

  • Original 177.0 kB
  • After minification 176.2 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. Lutron images are well optimized though.

JavaScript Optimization

-2%

Potential reduce by 6.5 kB

  • Original 392.5 kB
  • After minification 392.4 kB
  • After compression 386.0 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. This website has mostly compressed JavaScripts.

CSS Optimization

-14%

Potential reduce by 12.0 kB

  • Original 86.3 kB
  • After minification 86.3 kB
  • After compression 74.4 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. Lutron.net needs all CSS files to be minified and compressed as it can save up to 12.0 kB or 14% of the original size.

Requests Breakdown

Number of requests can be reduced by 30 (55%)

Requests Now

55

After Optimization

25

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 55 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Lutron. 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 4 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

lutron.net

lutron.net

168 ms

Default.aspx

Default.aspx

522 ms

Default.aspx

Default.aspx

285 ms

init.js

init.js

38 ms

ScriptResource.axd

ScriptResource.axd

32 ms

blank.js

blank.js

26 ms

ScriptResource.axd

ScriptResource.axd

35 ms

RemovePII.js

RemovePII.js

31 ms

optanon.css

optanon.css

55 ms

HttpCombinerHandler.ashx

HttpCombinerHandler.ashx

61 ms

CookiesManager.js

CookiesManager.js

58 ms

HttpCombinerHandler.ashx

HttpCombinerHandler.ashx

60 ms

WebResource.axd

WebResource.axd

57 ms

otSDKStub.js

otSDKStub.js

86 ms

gtm.js

gtm.js

281 ms

newBackgroundIMG.jpg

newBackgroundIMG.jpg

45 ms

ajax_loader.gif

ajax_loader.gif

38 ms

homepage_style.css

homepage_style.css

15 ms

homepage_script.js

homepage_script.js

23 ms

bg_util_country.jpg

bg_util_country.jpg

20 ms

btn_close.gif

btn_close.gif

21 ms

header-bg.jpg

header-bg.jpg

27 ms

back-arrow.png

back-arrow.png

46 ms

icon-search-main.png

icon-search-main.png

29 ms

search.png

search.png

28 ms

arr_orange_right.png

arr_orange_right.png

151 ms

menu-accordion-arrow-blue.png

menu-accordion-arrow-blue.png

376 ms

menu-accordion-arrow-gray.png

menu-accordion-arrow-gray.png

552 ms

img_logo_lutron.gif

img_logo_lutron.gif

44 ms

bg_header_search_sharepoint.png

bg_header_search_sharepoint.png

46 ms

bg_menu_right.gif

bg_menu_right.gif

54 ms

shadow-bottom.png

shadow-bottom.png

52 ms

navImg_SupportCenter.jpg

navImg_SupportCenter.jpg

52 ms

navImg_Luxury.jpg

navImg_Luxury.jpg

63 ms

navimg_spec-cats.jpg

navimg_spec-cats.jpg

65 ms

navImg_LCI.jpg

navImg_LCI.jpg

65 ms

navImg_LED-CCOE.jpg

navImg_LED-CCOE.jpg

81 ms

radiora3-logo.png

radiora3-logo.png

82 ms

Lutron_Masters_Responsive.js

Lutron_Masters_Responsive.js

72 ms

_Incapsula_Resource

_Incapsula_Resource

85 ms

img_save_energy_tm.gif

img_save_energy_tm.gif

82 ms

product-selection.png

product-selection.png

142 ms

document-FAQs.png

document-FAQs.png

143 ms

troubleshooting.png

troubleshooting.png

144 ms

add-minus.png

add-minus.png

122 ms

social-icons.png

social-icons.png

123 ms

4897c397-1d62-4e0f-bc88-ba2538249da1.json

4897c397-1d62-4e0f-bc88-ba2538249da1.json

25 ms

location

location

92 ms

_Incapsula_Resource

_Incapsula_Resource

25 ms

otBannerSdk.js

otBannerSdk.js

22 ms

HelveticaNeue-Regular.woff

HelveticaNeue-Regular.woff

19 ms

glyphicons-halflings-regular.woff

glyphicons-halflings-regular.woff

33 ms

en.json

en.json

27 ms

initstrings.js

initstrings.js

20 ms

otFlat.json

otFlat.json

109 ms

otCommonStyles.css

otCommonStyles.css

110 ms

strings.js

strings.js

44 ms

global.utm_parameters.js

global.utm_parameters.js

78 ms

core.js

core.js

29 ms

GTMWrapper.js

GTMWrapper.js

30 ms

Accessibility Review

lutron.net accessibility score

88

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

Links do not have a discernible name

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.

Best Practices

lutron.net best practices score

58

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

Browser errors were logged to the console

High

Missing source maps for large first-party JavaScript

High

Issues were logged in the Issues panel in Chrome Devtools

SEO Factors

lutron.net SEO score

83

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

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 Lutron.net 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 Lutron.net 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

lutron.net

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