Tools & Wizards About Us
iot.leedarson.com screenshot

Report Summary

  • 4

    Performance

    Renders faster than
    20% of other websites

  • 76

    Accessibility

    Visual factors better than
    that of 43% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    36% of websites

  • 93

    SEO

    Google-friendlier than
    84% of websites

iot.leedarson.com

IoT Devices and Solutions Manufacturer | ODM Partner | LEEDARSON

Page Load Speed

3.7 sec in total

First Response

266 ms

Resources Loaded

2.8 sec

Page Rendered

699 ms

iot.leedarson.com screenshot

About Website

Welcome to iot.leedarson.com homepage info - get ready to check IoT LEEDARSON best content for Hong Kong right away, or after learning these important things about iot.leedarson.com

LEEDARSON is a leading IoT device manufacturer and provides sensors, controls, cameras, smart appliances, along with LED bulbs, fixtures, luminaires, and light sources.

Visit iot.leedarson.com

Key Findings

We analyzed Iot.leedarson.com page load time and found that the first response time was 266 ms and then it took 3.5 sec to load all DOM resources and completely render a web page. This is a poor result, as 60% of websites can load faster.

Performance Metrics

iot.leedarson.com performance score

4

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.7 s

29/100

10%

LCP (Largest Contentful Paint)

Value8.0 s

3/100

25%

SI (Speed Index)

Value38.8 s

0/100

10%

TBT (Total Blocking Time)

Value134,270 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.867

4/100

15%

TTI (Time to Interactive)

Value159.6 s

0/100

10%

Network Requests Diagram

iot.leedarson.com

266 ms

iot.leedarson.com

305 ms

www.leedarson.com

533 ms

font_2041076_834jcmgqpf9.css

413 ms

fonts.min.css

294 ms

Our browser made a total of 49 requests to load all elements on the main page. We found that 4% of them (2 requests) were addressed to the original Iot.leedarson.com, 78% (38 requests) were made to Leedarson.com and 8% (4 requests) were made to At.alicdn.com. The less responsive or slowest element that took the longest time to load (1 sec) relates to the external source Leedarson.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 272.4 kB (19%)

Content Size

1.4 MB

After Optimization

1.2 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Iot.leedarson.com main page is 1.4 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. 65% of websites need less resources to load. Images take 982.1 kB which makes up the majority of the site volume.

HTML Optimization

-82%

Potential reduce by 256.8 kB

  • Original 312.9 kB
  • After minification 295.2 kB
  • After compression 56.0 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 256.8 kB or 82% of the original size.

Image Optimization

-1%

Potential reduce by 14.2 kB

  • Original 982.1 kB
  • After minification 967.9 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. IoT LEEDARSON images are well optimized though.

JavaScript Optimization

-0%

Potential reduce by 367 B

  • Original 92.6 kB
  • After minification 92.6 kB
  • After compression 92.2 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

-2%

Potential reduce by 953 B

  • Original 49.4 kB
  • After minification 49.4 kB
  • After compression 48.4 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. Iot.leedarson.com has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 26 (62%)

Requests Now

42

After Optimization

16

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 42 CSS, Javascripts, AJAX and image requests in order to completely render the main page of IoT LEEDARSON. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 16 to 1 for JavaScripts and from 12 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

iot.leedarson.com

iot.leedarson.com

266 ms

iot.leedarson.com

iot.leedarson.com

305 ms

www.leedarson.com

www.leedarson.com

533 ms

font_2041076_834jcmgqpf9.css

font_2041076_834jcmgqpf9.css

413 ms

fonts.min.css

fonts.min.css

294 ms

animate.min.css

animate.min.css

407 ms

swiper.min.css

swiper.min.css

368 ms

public.min.css

public.min.css

499 ms

js

js

58 ms

prefixfree.min.js

prefixfree.min.js

269 ms

modernizr.custom.js

modernizr.custom.js

105 ms

jquery.min.js

jquery.min.js

608 ms

swiper.min.js

swiper.min.js

745 ms

main.min.js

main.min.js

335 ms

jquery.mousewheel.min.js

jquery.mousewheel.min.js

394 ms

layer.js

layer.js

409 ms

app.min.js

app.min.js

424 ms

classie.min.js

classie.min.js

744 ms

run.js

run.js

742 ms

jsmpeg.min.js

jsmpeg.min.js

912 ms

vivus.min.js

vivus.min.js

737 ms

public.min.js

public.min.js

892 ms

js

js

264 ms

analytics.js

analytics.js

258 ms

logo.png

logo.png

462 ms

logo_b.png

logo_b.png

380 ms

ind_001_bg.jpg

ind_001_bg.jpg

381 ms

1607412340049.jpg

1607412340049.jpg

422 ms

1614133636813.jpg

1614133636813.jpg

555 ms

1614133010310.jpg

1614133010310.jpg

542 ms

1607418174870.jpg

1607418174870.jpg

399 ms

ind_005_bg.jpg

ind_005_bg.jpg

405 ms

1662530679468.jpg

1662530679468.jpg

446 ms

1658459854396.jpg

1658459854396.jpg

1013 ms

1650532259002.jpg

1650532259002.jpg

560 ms

ind_009.jpg

ind_009.jpg

573 ms

font_2041076_834jcmgqpf9.css

font_2041076_834jcmgqpf9.css

134 ms

fonts.min.css

fonts.min.css

721 ms

animate.min.css

animate.min.css

365 ms

swiper.min.css

swiper.min.css

427 ms

public.min.css

public.min.css

672 ms

layer.css

layer.css

418 ms

collect

collect

42 ms

GOTHAM-BOOK_0.woff

GOTHAM-BOOK_0.woff

519 ms

collect

collect

98 ms

layer.css

layer.css

229 ms

GOTHAM-BOLD_0.woff

GOTHAM-BOLD_0.woff

157 ms

font_2041076_56cuj8e4cd.woff

font_2041076_56cuj8e4cd.woff

157 ms

font_2041076_834jcmgqpf9.woff

font_2041076_834jcmgqpf9.woff

173 ms

Accessibility Review

iot.leedarson.com accessibility score

76

Accessibility Issues

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 valid value for its [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

Form elements do not have associated labels

High

Links do not have a discernible name

Best practices

These items highlight common accessibility best practices.

Impact

Issue

High

[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.

Best Practices

iot.leedarson.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

Displays images with incorrect aspect ratio

General

Impact

Issue

Low

Detected JavaScript libraries

High

Page has valid source maps

SEO Factors

iot.leedarson.com SEO score

93

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

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

    CN

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Iot.leedarson.com can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and it does not match the claimed language. Our system also found out that Iot.leedarson.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

iot.leedarson.com

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