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dotcom-led.com screenshot

Report Summary

  • 38

    Performance

    Renders faster than
    57% of other websites

  • 75

    Accessibility

    Visual factors better than
    that of 41% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 82

    SEO

    Google-friendlier than
    44% of websites

dotcom-led.com

China LED dispaly & LED screen manufacturer and LED solutions supplier | DOTCOM

Page Load Speed

6.4 sec in total

First Response

806 ms

Resources Loaded

5.3 sec

Page Rendered

268 ms

dotcom-led.com screenshot

About Website

Welcome to dotcom-led.com homepage info - get ready to check DOTCOM LED best content right away, or after learning these important things about dotcom-led.com

Dotcom LED is a global trusted LED dispaly & screen manufacturer, We offered high quality and competitive price of LED display & screen, production and sales of fixed LED display, rental LED screen, f...

Visit dotcom-led.com

Key Findings

We analyzed Dotcom-led.com page load time and found that the first response time was 806 ms and then it took 5.6 sec to load all DOM resources and completely render a web page. This is a poor result, as 75% of websites can load faster.

Performance Metrics

dotcom-led.com performance score

38

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.4 s

69/100

10%

LCP (Largest Contentful Paint)

Value6.2 s

11/100

25%

SI (Speed Index)

Value5.5 s

55/100

10%

TBT (Total Blocking Time)

Value720 ms

41/100

30%

CLS (Cumulative Layout Shift)

Value0.302

39/100

15%

TTI (Time to Interactive)

Value8.1 s

42/100

10%

Network Requests Diagram

dotcom-led.com

806 ms

bootstrap.css

161 ms

bootstrap.min.css

236 ms

docs.min.css

166 ms

docs.css

168 ms

Our browser made a total of 50 requests to load all elements on the main page. We found that 82% of them (41 requests) were addressed to the original Dotcom-led.com, 4% (2 requests) were made to Googletagmanager.com and 4% (2 requests) were made to Hm.baidu.com. The less responsive or slowest element that took the longest time to load (1.6 sec) relates to the external source Kf.ecqun.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 149.3 kB (14%)

Content Size

1.1 MB

After Optimization

941.9 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Dotcom-led.com main page is 1.1 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 700.7 kB which makes up the majority of the site volume.

HTML Optimization

-63%

Potential reduce by 47.7 kB

  • Original 75.9 kB
  • After minification 74.3 kB
  • After compression 28.2 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 47.7 kB or 63% of the original size.

Image Optimization

-0%

Potential reduce by 1.8 kB

  • Original 700.7 kB
  • After minification 698.8 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. DOTCOM LED images are well optimized though.

JavaScript Optimization

-33%

Potential reduce by 81.3 kB

  • Original 245.1 kB
  • After minification 245.1 kB
  • After compression 163.8 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. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 81.3 kB or 33% of the original size.

CSS Optimization

-27%

Potential reduce by 18.4 kB

  • Original 69.5 kB
  • After minification 69.5 kB
  • After compression 51.1 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. Dotcom-led.com needs all CSS files to be minified and compressed as it can save up to 18.4 kB or 27% of the original size.

Requests Breakdown

Number of requests can be reduced by 15 (33%)

Requests Now

46

After Optimization

31

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 46 CSS, Javascripts, AJAX and image requests in order to completely render the main page of DOTCOM LED. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 12 to 1 for JavaScripts and from 5 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

dotcom-led.com

dotcom-led.com

806 ms

bootstrap.css

bootstrap.css

161 ms

bootstrap.min.css

bootstrap.min.css

236 ms

docs.min.css

docs.min.css

166 ms

docs.css

docs.css

168 ms

patch.css

patch.css

159 ms

hm.js

hm.js

243 ms

ie-emulation-modes-warning.js

ie-emulation-modes-warning.js

250 ms

js

js

84 ms

jquery.js

jquery.js

328 ms

bootstrap.js

bootstrap.js

310 ms

docs.min.js

docs.min.js

327 ms

ie10-viewport-bug-workaround.js

ie10-viewport-bug-workaround.js

327 ms

and.js

and.js

347 ms

hm.gif

hm.gif

849 ms

dotcom-led-logo.jpg

dotcom-led-logo.jpg

102 ms

dotcom-led-inddor-led-display-banner-1.jpg

dotcom-led-inddor-led-display-banner-1.jpg

376 ms

dotcom-led-application-banner.jpg

dotcom-led-application-banner.jpg

284 ms

Fixed-LED-display.jpg

Fixed-LED-display.jpg

139 ms

small-pitch-led-dispaly.jpg

small-pitch-led-dispaly.jpg

137 ms

LED-advertising-board.jpg

LED-advertising-board.jpg

164 ms

rental-led-screen.jpg

rental-led-screen.jpg

181 ms

flexible-LED-screen-module.jpg

flexible-LED-screen-module.jpg

215 ms

Stadium-perimeter-LED-display.jpg

Stadium-perimeter-LED-display.jpg

219 ms

Mesh-led-display.jpg

Mesh-led-display.jpg

219 ms

moving-led-screen.jpg

moving-led-screen.jpg

264 ms

led-Advertising-billboard.jpg

led-Advertising-billboard.jpg

294 ms

led-display-fixed-indoor-application.jpg

led-display-fixed-indoor-application.jpg

297 ms

led-dispaly-stage-background-project.jpg

led-dispaly-stage-background-project.jpg

301 ms

stadium-perimeter-commercial.jpg

stadium-perimeter-commercial.jpg

344 ms

outdoor-concert-project.jpg

outdoor-concert-project.jpg

364 ms

led-display-indoor-meetting-application.jpg

led-display-indoor-meetting-application.jpg

371 ms

led-display-company-application.jpg

led-display-company-application.jpg

384 ms

indoor-led-video-wall-application.jpg

indoor-led-video-wall-application.jpg

383 ms

dotcom-ISLE2020.jpg

dotcom-ISLE2020.jpg

424 ms

full-color-LED-display.jpg

full-color-LED-display.jpg

442 ms

dotcom-ISLE2019.jpg

dotcom-ISLE2019.jpg

452 ms

dotcom-led-logo.png

dotcom-led-logo.png

453 ms

png_bg4.png

png_bg4.png

463 ms

png_bg1.png

png_bg1.png

462 ms

png_bg5.png

png_bg5.png

504 ms

png_bg2.png

png_bg2.png

526 ms

js

js

73 ms

analytics.js

analytics.js

36 ms

glyphicons-halflings-regular.woff

glyphicons-halflings-regular.woff

466 ms

ec_cs.js

ec_cs.js

1530 ms

collect

collect

12 ms

hm.gif

hm.gif

978 ms

init

init

1588 ms

init

init

1029 ms

Accessibility Review

dotcom-led.com accessibility score

75

Accessibility Issues

ARIA

These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.

Impact

Issue

High

ARIA input fields do not have accessible names

High

Elements with an ARIA [role] that require children to contain a specific [role] are missing some or all of those required children.

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

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

dotcom-led.com best practices score

67

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

SEO Factors

dotcom-led.com SEO score

82

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

Content Best Practices

Format your HTML in a way that enables crawlers to better understand your app’s content.

Impact

Issue

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

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 Dotcom-led.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 Dotcom-led.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

dotcom-led.com

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