Tools & Wizards About Us
sanuvox.com screenshot

Report Summary

  • 17

    Performance

    Renders faster than
    32% of other websites

  • 69

    Accessibility

    Visual factors better than
    that of 34% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 86

    SEO

    Google-friendlier than
    60% of websites

sanuvox.com

Sanuvox - UV Air Purification and Surface Disinfection

Page Load Speed

1 sec in total

First Response

68 ms

Resources Loaded

576 ms

Page Rendered

374 ms

sanuvox.com screenshot

About Website

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

Sanuvox UVC air purifier systems improve indoor air quality in homes, offices and health institutions through patented UV light technology.

Visit sanuvox.com

Key Findings

We analyzed Sanuvox.com page load time and found that the first response time was 68 ms and then it took 950 ms to load all DOM resources and completely render a web page. This is quite a good result, as only 20% of websites can load faster.

Performance Metrics

sanuvox.com performance score

17

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.4 s

71/100

10%

LCP (Largest Contentful Paint)

Value4.8 s

31/100

25%

SI (Speed Index)

Value12.4 s

3/100

10%

TBT (Total Blocking Time)

Value2,550 ms

4/100

30%

CLS (Cumulative Layout Shift)

Value0.892

3/100

15%

TTI (Time to Interactive)

Value36.9 s

0/100

10%

Network Requests Diagram

sanuvox.com

68 ms

85 ms

loader.js

373 ms

custom-css-bundle.css.v638571467100000000

117 ms

css2

41 ms

Our browser made a total of 29 requests to load all elements on the main page. We found that 59% of them (17 requests) were addressed to the original Sanuvox.com, 24% (7 requests) were made to Fonts.gstatic.com and 7% (2 requests) were made to Fonts.googleapis.com. The less responsive or slowest element that took the longest time to load (373 ms) relates to the external source Sdk.privacy-center.org.

Page Optimization Overview & Recommendations

Page size can be reduced by 166.6 kB (50%)

Content Size

334.1 kB

After Optimization

167.4 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Sanuvox.com main page is 334.1 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. 45% of websites need less resources to load. HTML takes 153.9 kB which makes up the majority of the site volume.

HTML Optimization

-88%

Potential reduce by 135.8 kB

  • Original 153.9 kB
  • After minification 102.9 kB
  • After compression 18.1 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 51.0 kB, which is 33% 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 135.8 kB or 88% of the original size.

Image Optimization

-14%

Potential reduce by 2.7 kB

  • Original 19.7 kB
  • After minification 17.0 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. Obviously, Sanuvox needs image optimization as it can save up to 2.7 kB or 14% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-22%

Potential reduce by 24.1 kB

  • Original 112.0 kB
  • After minification 112.0 kB
  • After compression 87.9 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 24.1 kB or 22% of the original size.

CSS Optimization

-8%

Potential reduce by 4.0 kB

  • Original 48.4 kB
  • After minification 48.4 kB
  • After compression 44.4 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. Sanuvox.com has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 4 (20%)

Requests Now

20

After Optimization

16

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 20 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Sanuvox. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 5 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

sanuvox.com

sanuvox.com

68 ms

85 ms

loader.js

loader.js

373 ms

custom-css-bundle.css.v638571467100000000

custom-css-bundle.css.v638571467100000000

117 ms

css2

css2

41 ms

css2

css2

58 ms

world-international-01.png

world-international-01.png

49 ms

canada-icon.png

canada-icon.png

55 ms

logo_sanuvox_top_nav-1.svg

logo_sanuvox_top_nav-1.svg

43 ms

custom-js-bundle.js.v638571467100000000

custom-js-bundle.js.v638571467100000000

175 ms

custom_youtube_player.js

custom_youtube_player.js

45 ms

page.js

page.js

47 ms

loader.js

loader.js

89 ms

xclose.svg

xclose.svg

45 ms

world.png

world.png

50 ms

canada.webp

canada.webp

51 ms

commercial-buildings01-blocgallery.webp

commercial-buildings01-blocgallery.webp

133 ms

134 ms

biowall-main-productimage.webp

biowall-main-productimage.webp

66 ms

logo.svg

logo.svg

66 ms

play.svg

play.svg

15 ms

professionnal02-findspecialist.webp

professionnal02-findspecialist.webp

31 ms

KFOmCnqEu92Fr1Me5Q.ttf

KFOmCnqEu92Fr1Me5Q.ttf

21 ms

KFOlCnqEu92Fr1MmEU9vAw.ttf

KFOlCnqEu92Fr1MmEU9vAw.ttf

31 ms

KFOlCnqEu92Fr1MmSU5vAw.ttf

KFOlCnqEu92Fr1MmSU5vAw.ttf

41 ms

1Ptxg8zYS_SKggPN4iEgvnHyvveLxVvaooCP.ttf

1Ptxg8zYS_SKggPN4iEgvnHyvveLxVvaooCP.ttf

5 ms

1Ptxg8zYS_SKggPN4iEgvnHyvveLxVsEpYCP.ttf

1Ptxg8zYS_SKggPN4iEgvnHyvveLxVsEpYCP.ttf

19 ms

1Ptxg8zYS_SKggPN4iEgvnHyvveLxVs9pYCP.ttf

1Ptxg8zYS_SKggPN4iEgvnHyvveLxVs9pYCP.ttf

28 ms

1Ptxg8zYS_SKggPN4iEgvnHyvveLxVtapYCP.ttf

1Ptxg8zYS_SKggPN4iEgvnHyvveLxVtapYCP.ttf

28 ms

Accessibility Review

sanuvox.com accessibility score

69

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

High

Form elements do not have associated labels

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

sanuvox.com best practices score

83

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

High

Browser errors were logged to the console

High

Missing source maps for large first-party JavaScript

SEO Factors

sanuvox.com SEO score

86

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

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 Sanuvox.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 Sanuvox.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

sanuvox.com

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