Tools & Wizards About Us
diffusionlighting.com screenshot

Report Summary

  • 61

    Performance

    Renders faster than
    76% of other websites

  • 92

    Accessibility

    Visual factors better than
    that of 79% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    80% of websites

  • 93

    SEO

    Google-friendlier than
    83% of websites

diffusionlighting.com

RJCross Architectural Products Ltd. | LED Lighting Manufacturer

Page Load Speed

3 sec in total

First Response

134 ms

Resources Loaded

2.3 sec

Page Rendered

560 ms

diffusionlighting.com screenshot

About Website

Click here to check amazing Diffusion Lighting content. Otherwise, check out these important facts you probably never knew about diffusionlighting.com

Lighting solutions for any need. From design to installation, our team provides unmatched service and support backed by our industry-leading warranty.

Visit diffusionlighting.com

Key Findings

We analyzed Diffusionlighting.com page load time and found that the first response time was 134 ms and then it took 2.8 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

diffusionlighting.com performance score

61

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.9 s

25/100

10%

LCP (Largest Contentful Paint)

Value7.9 s

3/100

25%

SI (Speed Index)

Value5.1 s

62/100

10%

TBT (Total Blocking Time)

Value70 ms

99/100

30%

CLS (Cumulative Layout Shift)

Value0.064

97/100

15%

TTI (Time to Interactive)

Value5.2 s

74/100

10%

Network Requests Diagram

diffusionlighting.com

134 ms

www.diffusionlighting.com

261 ms

css

58 ms

6ko5k.css

68 ms

6ko5k.css

124 ms

Our browser made a total of 51 requests to load all elements on the main page. We found that 78% of them (40 requests) were addressed to the original Diffusionlighting.com, 18% (9 requests) were made to Fonts.gstatic.com and 2% (1 request) were made to Fonts.googleapis.com. The less responsive or slowest element that took the longest time to load (487 ms) belongs to the original domain Diffusionlighting.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 126.4 kB (12%)

Content Size

1.0 MB

After Optimization

899.0 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Diffusionlighting.com main page is 1.0 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. 50% of websites need less resources to load. Images take 743.1 kB which makes up the majority of the site volume.

HTML Optimization

-86%

Potential reduce by 121.7 kB

  • Original 141.8 kB
  • After minification 136.3 kB
  • After compression 20.2 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 121.7 kB or 86% of the original size.

Image Optimization

-0%

Potential reduce by 0 B

  • Original 743.1 kB
  • After minification 743.1 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. Diffusion Lighting images are well optimized though.

JavaScript Optimization

-3%

Potential reduce by 2.6 kB

  • Original 79.3 kB
  • After minification 79.3 kB
  • After compression 76.8 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

-3%

Potential reduce by 2.1 kB

  • Original 61.2 kB
  • After minification 61.2 kB
  • After compression 59.0 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. Diffusionlighting.com has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 16 (40%)

Requests Now

40

After Optimization

24

  • Images
  • JavaScript
  • CSS

The browser has sent 40 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Diffusion Lighting. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 10 to 1 for JavaScripts and from 8 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

diffusionlighting.com

diffusionlighting.com

134 ms

www.diffusionlighting.com

www.diffusionlighting.com

261 ms

css

css

58 ms

6ko5k.css

6ko5k.css

68 ms

6ko5k.css

6ko5k.css

124 ms

6ko5k.css

6ko5k.css

167 ms

6ko5k.css

6ko5k.css

171 ms

6ko5k.js

6ko5k.js

184 ms

6ko5k.js

6ko5k.js

176 ms

6ko5k.js

6ko5k.js

176 ms

js

js

73 ms

6ko5k.css

6ko5k.css

221 ms

6ko5k.css

6ko5k.css

241 ms

sourcebuster.min.js

sourcebuster.min.js

302 ms

order-attribution.min.js

order-attribution.min.js

303 ms

dlm-xhr.min.js

dlm-xhr.min.js

304 ms

unslider-min.js

unslider-min.js

303 ms

jquery.event.move.js

jquery.event.move.js

303 ms

jquery.event.swipe.js

jquery.event.swipe.js

304 ms

diffusion_lighting_logo-2.svg

diffusion_lighting_logo-2.svg

120 ms

Diffusion-Lighting-Logo-Light.svg

Diffusion-Lighting-Logo-Light.svg

123 ms

Lights-1-2048x1365.webp

Lights-1-2048x1365.webp

306 ms

Upper-Left-Photography-SFU-AQ-Phase-II-41-copy-2048x1343.webp

Upper-Left-Photography-SFU-AQ-Phase-II-41-copy-2048x1343.webp

405 ms

MKPhoto-9652-1-2048x1535.jpg

MKPhoto-9652-1-2048x1535.jpg

427 ms

RJcross-closeup01-final.webp

RJcross-closeup01-final.webp

249 ms

kimpton-saint-george-toronto-006-full_size-768x512.webp

kimpton-saint-george-toronto-006-full_size-768x512.webp

249 ms

170627-933-scaled-e1658950423577-768x768.webp

170627-933-scaled-e1658950423577-768x768.webp

299 ms

1250-wolfe-street-vancouver-shaughnessy-16-1-300x300.webp

1250-wolfe-street-vancouver-shaughnessy-16-1-300x300.webp

308 ms

RJCross-Instagram-post-4-768x768.webp

RJCross-Instagram-post-4-768x768.webp

315 ms

RJCross-Instagram-post-2-768x768.webp

RJCross-Instagram-post-2-768x768.webp

356 ms

11-1-e1659998596842.webp

11-1-e1659998596842.webp

363 ms

SL3-IN-scaled-300x300.webp

SL3-IN-scaled-300x300.webp

373 ms

SL3-Zig-Zag-Indoor-Ribbon-Roll-3-300x300.webp

SL3-Zig-Zag-Indoor-Ribbon-Roll-3-300x300.webp

375 ms

SL6-IN-scaled-300x300.webp

SL6-IN-scaled-300x300.webp

418 ms

SL7.3-IN-300x300.webp

SL7.3-IN-300x300.webp

421 ms

LOUIX-LOUIS-Restaurant09-768x432.webp

LOUIX-LOUIS-Restaurant09-768x432.webp

487 ms

Halfmoon-Bay-House-14-768x654.webp

Halfmoon-Bay-House-14-768x654.webp

434 ms

paste-dental-11-768x960.webp

paste-dental-11-768x960.webp

462 ms

lily-pad-08-768x406.webp

lily-pad-08-768x406.webp

475 ms

Renocon-Showroom-00004-768x514.jpg

Renocon-Showroom-00004-768x514.jpg

477 ms

Renocon-Thinkingbox-Vancouver-00009-768x512.jpg

Renocon-Thinkingbox-Vancouver-00009-768x512.jpg

483 ms

pxiByp8kv8JHgFVrLEj6Z1xlEw.woff

pxiByp8kv8JHgFVrLEj6Z1xlEw.woff

101 ms

pxiByp8kv8JHgFVrLCz7Z1xlEw.woff

pxiByp8kv8JHgFVrLCz7Z1xlEw.woff

102 ms

pxiByp8kv8JHgFVrLDD4Z1xlEw.woff

pxiByp8kv8JHgFVrLDD4Z1xlEw.woff

130 ms

pxiByp8kv8JHgFVrLBT5Z1xlEw.woff

pxiByp8kv8JHgFVrLBT5Z1xlEw.woff

149 ms

pxiByp8kv8JHgFVrLGT9Z1xlEw.woff

pxiByp8kv8JHgFVrLGT9Z1xlEw.woff

150 ms

pxiEyp8kv8JHgFVrJJfedA.woff

pxiEyp8kv8JHgFVrJJfedA.woff

151 ms

pxiByp8kv8JHgFVrLDz8Z1xlEw.woff

pxiByp8kv8JHgFVrLDz8Z1xlEw.woff

151 ms

pxiByp8kv8JHgFVrLFj_Z1xlEw.woff

pxiByp8kv8JHgFVrLFj_Z1xlEw.woff

150 ms

pxiGyp8kv8JHgFVrLPTucHtG.woff

pxiGyp8kv8JHgFVrLPTucHtG.woff

151 ms

6ko5k.css

6ko5k.css

57 ms

Accessibility Review

diffusionlighting.com accessibility score

92

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

Links do not have a discernible name

Best Practices

diffusionlighting.com best practices score

92

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

diffusionlighting.com SEO score

93

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

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 Diffusionlighting.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 Diffusionlighting.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

diffusionlighting.com

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