Tools & Wizards About Us
zonnsmart.com screenshot

Report Summary

  • 41

    Performance

    Renders faster than
    60% of other websites

  • 81

    Accessibility

    Visual factors better than
    that of 51% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 73

    SEO

    Google-friendlier than
    31% of websites

zonnsmart.com

smart energy-saving home automation & smart graphene far-infrared health products-Zonnsmart Science & Technology Co.,Ltd

Page Load Speed

15.2 sec in total

First Response

899 ms

Resources Loaded

14.1 sec

Page Rendered

246 ms

zonnsmart.com screenshot

About Website

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

global 5G+AI+IoT smart solution provider for home and health, providing R&D of OEM/ODM energy-saving and far-infrared health products

Visit zonnsmart.com

Key Findings

We analyzed Zonnsmart.com page load time and found that the first response time was 899 ms and then it took 14.3 sec to load all DOM resources and completely render a web page. This is a poor result, as 90% of websites can load faster.

Performance Metrics

zonnsmart.com performance score

41

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value5.0 s

10/100

10%

LCP (Largest Contentful Paint)

Value13.6 s

0/100

25%

SI (Speed Index)

Value15.8 s

0/100

10%

TBT (Total Blocking Time)

Value110 ms

98/100

30%

CLS (Cumulative Layout Shift)

Value0.197

62/100

15%

TTI (Time to Interactive)

Value13.3 s

12/100

10%

Network Requests Diagram

zonnsmart.com

899 ms

www.zonnsmart.com

1728 ms

css

23 ms

swiper.min.css

454 ms

bootstrap.min.css

1302 ms

Our browser made a total of 89 requests to load all elements on the main page. We found that 57% of them (51 requests) were addressed to the original Zonnsmart.com, 42% (37 requests) were made to Www-x-zonnsmart-x-com.img.addlink.cn and 1% (1 request) were made to Fonts.googleapis.com. The less responsive or slowest element that took the longest time to load (9.6 sec) relates to the external source Www-x-zonnsmart-x-com.img.addlink.cn.

Page Optimization Overview & Recommendations

Page size can be reduced by 191.9 kB (4%)

Content Size

4.6 MB

After Optimization

4.4 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Zonnsmart.com main page is 4.6 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. 40% of websites need less resources to load. Images take 4.4 MB which makes up the majority of the site volume.

HTML Optimization

-85%

Potential reduce by 21.7 kB

  • Original 25.5 kB
  • After minification 20.9 kB
  • After compression 3.8 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 4.6 kB, which is 18% 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 21.7 kB or 85% of the original size.

Image Optimization

-1%

Potential reduce by 63.0 kB

  • Original 4.4 MB
  • After minification 4.3 MB

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. Zonnsmart images are well optimized though.

JavaScript Optimization

-4%

Potential reduce by 3.3 kB

  • Original 82.8 kB
  • After minification 82.8 kB
  • After compression 79.5 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

-77%

Potential reduce by 103.8 kB

  • Original 134.6 kB
  • After minification 134.4 kB
  • After compression 30.7 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. Zonnsmart.com needs all CSS files to be minified and compressed as it can save up to 103.8 kB or 77% of the original size.

Requests Breakdown

Number of requests can be reduced by 15 (31%)

Requests Now

48

After Optimization

33

  • Images
  • JavaScript
  • CSS

The browser has sent 48 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Zonnsmart. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 6 to 1 for JavaScripts and from 5 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

zonnsmart.com

zonnsmart.com

899 ms

www.zonnsmart.com

www.zonnsmart.com

1728 ms

css

css

23 ms

swiper.min.css

swiper.min.css

454 ms

bootstrap.min.css

bootstrap.min.css

1302 ms

myani.css

myani.css

859 ms

style.css

style.css

935 ms

jquery-1.10.2.min.js

jquery-1.10.2.min.js

1401 ms

script.js

script.js

842 ms

wow.min.js

wow.min.js

868 ms

bootstrap.min.js

bootstrap.min.js

1391 ms

default.js

default.js

1260 ms

swiper.min.js

swiper.min.js

1750 ms

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221 ms

dq.png

dq.png

215 ms

nav_menuk.png

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216 ms

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nav_menug.png

212 ms

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216 ms

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423 ms

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428 ms

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428 ms

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429 ms

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439 ms

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547 ms

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631 ms

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641 ms

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641 ms

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641 ms

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657 ms

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768 ms

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841 ms

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853 ms

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854 ms

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856 ms

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875 ms

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982 ms

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1050 ms

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1066 ms

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1066 ms

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1069 ms

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1094 ms

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1198 ms

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1259 ms

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1279 ms

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twitter.png

1280 ms

facebook.png

facebook.png

1282 ms

instagram.png

instagram.png

1312 ms

youtube.png

youtube.png

1384 ms

nav_menug.png

nav_menug.png

1885 ms

dq.png

dq.png

1318 ms

nav_menuk.png

nav_menuk.png

1888 ms

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2971 ms

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1331 ms

343AFE_1_0.woff

343AFE_1_0.woff

1301 ms

arrow6.png

arrow6.png

1127 ms

arrow5.png

arrow5.png

1126 ms

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9603 ms

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2892 ms

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1479 ms

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1838 ms

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1997 ms

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2244 ms

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2326 ms

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2237 ms

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2602 ms

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2693 ms

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2738 ms

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2828 ms

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2809 ms

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4459 ms

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5113 ms

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5749 ms

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6366 ms

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3015 ms

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3306 ms

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3632 ms

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4393 ms

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5062 ms

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5133 ms

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5465 ms

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6531 ms

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5682 ms

twitter.png

twitter.png

5682 ms

facebook.png

facebook.png

5719 ms

instagram.png

instagram.png

5995 ms

youtube.png

youtube.png

5893 ms

arrow6.png

arrow6.png

5853 ms

arrow5.png

arrow5.png

6087 ms

343AFE_1_0.ttf

343AFE_1_0.ttf

1165 ms

Accessibility Review

zonnsmart.com accessibility score

81

Accessibility Issues

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

[id] attributes on active, focusable elements are not unique

High

Heading elements are not in a sequentially-descending order

Internationalization and localization

These are opportunities to improve the interpretation of your content by users in different locales.

Impact

Issue

High

<html> element does not have a [lang] attribute

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

Image elements do not have [alt] attributes

High

Links do not have a discernible name

Best Practices

zonnsmart.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

User Experience

Impact

Issue

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Page has valid source maps

SEO Factors

zonnsmart.com SEO score

73

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

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Zonnsmart.com can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that Zonnsmart.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

zonnsmart.com

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