Tools & Wizards About Us
trustedair.com screenshot

Report Summary

  • 84

    Performance

    Renders faster than
    88% of other websites

  • 61

    Accessibility

    Visual factors better than
    that of 27% of websites

  • 58

    Best Practices

    More advanced features
    available than in
    20% of websites

  • 69

    SEO

    Google-friendlier than
    28% of websites

trustedair.com

Air Purifiers & HEPA Air Purifier Filters - Home Air Cleaners

Page Load Speed

1.8 sec in total

First Response

211 ms

Resources Loaded

1.4 sec

Page Rendered

116 ms

trustedair.com screenshot

About Website

Visit trustedair.com now to see the best up-to-date Trusted Air content and also check out these interesting facts you probably never knew about trustedair.com

Air Purifiers & HEPA Air Purifier Filters, home and commercial Air cleaners. Buy Air Purifiers for Allergies, Allergy, Pet Hair, Pet Odor and more.

Visit trustedair.com

Key Findings

We analyzed Trustedair.com page load time and found that the first response time was 211 ms and then it took 1.6 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

trustedair.com performance score

84

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.2 s

77/100

10%

LCP (Largest Contentful Paint)

Value3.9 s

51/100

25%

SI (Speed Index)

Value2.9 s

95/100

10%

TBT (Total Blocking Time)

Value0 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.061

97/100

15%

TTI (Time to Interactive)

Value2.6 s

98/100

10%

Network Requests Diagram

trustedair.com

211 ms

trustedair.com

424 ms

font-awesome.min.css

52 ms

stylesheet.css

73 ms

stylesheet2.css

141 ms

Our browser made a total of 57 requests to load all elements on the main page. We found that 72% of them (41 requests) were addressed to the original Trustedair.com, 12% (7 requests) were made to and 7% (4 requests) were made to 0. The less responsive or slowest element that took the longest time to load (424 ms) belongs to the original domain Trustedair.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 107.5 kB (15%)

Content Size

719.7 kB

After Optimization

612.1 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Trustedair.com main page is 719.7 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. 25% of websites need less resources to load. Images take 625.9 kB which makes up the majority of the site volume.

HTML Optimization

-79%

Potential reduce by 23.3 kB

  • Original 29.6 kB
  • After minification 26.4 kB
  • After compression 6.3 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 3.2 kB, which is 11% 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 23.3 kB or 79% of the original size.

Image Optimization

-11%

Potential reduce by 69.0 kB

  • Original 625.9 kB
  • After minification 556.9 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, Trusted Air needs image optimization as it can save up to 69.0 kB or 11% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-15%

Potential reduce by 7.5 kB

  • Original 51.1 kB
  • After minification 50.9 kB
  • After compression 43.6 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 7.5 kB or 15% of the original size.

CSS Optimization

-59%

Potential reduce by 7.7 kB

  • Original 13.1 kB
  • After minification 8.4 kB
  • After compression 5.4 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. Trustedair.com needs all CSS files to be minified and compressed as it can save up to 7.7 kB or 59% of the original size.

Requests Breakdown

Number of requests can be reduced by 20 (47%)

Requests Now

43

After Optimization

23

  • Images
  • JavaScript
  • CSS

The browser has sent 43 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Trusted Air. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 9 to 1 for JavaScripts and from 5 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

trustedair.com

trustedair.com

211 ms

trustedair.com

trustedair.com

424 ms

font-awesome.min.css

font-awesome.min.css

52 ms

stylesheet.css

stylesheet.css

73 ms

stylesheet2.css

stylesheet2.css

141 ms

livesearch.css

livesearch.css

188 ms

jquery-1.3.2.min.js

jquery-1.3.2.min.js

278 ms

thickbox-compressed.js

thickbox-compressed.js

198 ms

thickbox.css

thickbox.css

217 ms

tab.js

tab.js

213 ms

see_review.js

see_review.js

216 ms

scripts.js

scripts.js

302 ms

ajax_add_cart_slide.js

ajax_add_cart_slide.js

264 ms

superfish.css

superfish.css

5 ms

superfish-vertical.css

superfish-vertical.css

5 ms

hoverIntent.js

hoverIntent.js

5 ms

superfish.js

superfish.js

5 ms

homeslidershow.js

homeslidershow.js

283 ms

livesearch.js

livesearch.js

284 ms

ga.js

ga.js

21 ms

file_3_1-120x120.jpg

file_3_1-120x120.jpg

4 ms

Surround-Air-XJ-3800-Intelli-Pro-Air-Purifier-120x120.jpg

Surround-Air-XJ-3800-Intelli-Pro-Air-Purifier-120x120.jpg

4 ms

jHMjrwhite-120x120.jpg

jHMjrwhite-120x120.jpg

4 ms

xj3100a-120x120.jpg

xj3100a-120x120.jpg

4 ms

filter400-120x120.jpg

filter400-120x120.jpg

3 ms

6-GallonCountertop-0-120x120.png

6-GallonCountertop-0-120x120.png

3 ms

file_3_3-120x120.jpg

file_3_3-120x120.jpg

4 ms

body_bgtile.jpg

body_bgtile.jpg

68 ms

top_banner3.png

top_banner3.png

68 ms

shopcarticon.png

shopcarticon.png

73 ms

go.png

go.png

81 ms

securesite_2.jpg

securesite_2.jpg

138 ms

slide222.jpg

slide222.jpg

263 ms

slide111.jpg

slide111.jpg

263 ms

slide333.jpg

slide333.jpg

314 ms

btn_add_to_cart.gif

btn_add_to_cart.gif

139 ms

stars_4.png

stars_4.png

153 ms

stars_5.png

stars_5.png

216 ms

payment.png

payment.png

263 ms

logo1.png

logo1.png

282 ms

quick-cart_bg.png

quick-cart_bg.png

282 ms

menu_sep.png

menu_sep.png

312 ms

src_input.png

src_input.png

313 ms

submenu_bg.png

submenu_bg.png

316 ms

box_top.png

box_top.png

333 ms

category_li.png

category_li.png

330 ms

category_li_hover.png

category_li_hover.png

364 ms

bullet_2.png

bullet_2.png

370 ms

__utm.gif

__utm.gif

15 ms

loading.gif

loading.gif

361 ms

content_header.png

content_header.png

355 ms

website_link_bg.gif

website_link_bg.gif

372 ms

WRd.js

WRd.js

208 ms

__utm.gif

__utm.gif

6 ms

loadingAnimation.gif

loadingAnimation.gif

165 ms

arrows.png

arrows.png

69 ms

bullets.png

bullets.png

64 ms

Accessibility Review

trustedair.com accessibility score

61

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

<input type="image"> elements do not have [alt] text

High

Form elements do not have associated labels

High

Links do not have a discernible name

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

Lists do not contain only <li> elements and script supporting elements (<script> and <template>).

Best Practices

trustedair.com 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

SEO Factors

trustedair.com SEO score

69

Search Engine Optimization Advices

Crawling and Indexing

To appear in search results, crawlers need access to your app.

Impact

Issue

High

Links are not crawlable

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    EN

  • Encoding

    ISO-8859-1

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Trustedair.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 Trustedair.com main page’s claimed encoding is iso-8859-1. Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.

Social Sharing Optimization

trustedair.com

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