Tools & Wizards About Us
dooda.en.alibaba.com screenshot

Report Summary

  • 41

    Performance

    Renders faster than
    60% of other websites

  • 42

    Accessibility

    Visual factors better than
    that of 19% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 93

    SEO

    Google-friendlier than
    83% of websites

dooda.en.alibaba.com

Company Overview - Ningbo Dooda Electronic Technology Co., Ltd.

Page Load Speed

3.2 sec in total

First Response

441 ms

Resources Loaded

2.2 sec

Page Rendered

501 ms

dooda.en.alibaba.com screenshot

About Website

Visit dooda.en.alibaba.com now to see the best up-to-date Dooda En Alibaba content for China and also check out these interesting facts you probably never knew about dooda.en.alibaba.com

Ningbo Dooda Electronic Technology Co., Ltd. Products:Car Vacuum Cleaner, Desktop Cleaner, Micro Current Instrument, Electric Fan, Electric Heater

Visit dooda.en.alibaba.com

Key Findings

We analyzed Dooda.en.alibaba.com page load time and found that the first response time was 441 ms and then it took 2.7 sec to load all DOM resources and completely render a web page. This is a poor result, as 50% of websites can load faster.

Performance Metrics

dooda.en.alibaba.com performance score

41

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.6 s

63/100

10%

LCP (Largest Contentful Paint)

Value3.1 s

76/100

25%

SI (Speed Index)

Value10.5 s

7/100

10%

TBT (Total Blocking Time)

Value9,220 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.006

100/100

15%

TTI (Time to Interactive)

Value25.5 s

0/100

10%

Network Requests Diagram

dooda.en.alibaba.com

441 ms

dooda.en.alibaba.com

230 ms

53 ms

O1CN0153JdbU26g4bILVOyC_!!6000000007690-2-tps-418-58.png

48 ms

index.js

98 ms

Our browser made a total of 46 requests to load all elements on the main page. We found that 4% of them (2 requests) were addressed to the original Dooda.en.alibaba.com, 28% (13 requests) were made to S.alicdn.com and 13% (6 requests) were made to Img.alicdn.com. The less responsive or slowest element that took the longest time to load (1.2 sec) relates to the external source Preview-lyj.aliyuncs.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 845.0 kB (24%)

Content Size

3.6 MB

After Optimization

2.7 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Dooda.en.alibaba.com main page is 3.6 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. 50% of websites need less resources to load. Javascripts take 2.7 MB which makes up the majority of the site volume.

HTML Optimization

-76%

Potential reduce by 257.3 kB

  • Original 336.5 kB
  • After minification 335.8 kB
  • After compression 79.2 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 257.3 kB or 76% of the original size.

Image Optimization

-3%

Potential reduce by 14.8 kB

  • Original 475.9 kB
  • After minification 461.1 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. Dooda En Alibaba images are well optimized though.

JavaScript Optimization

-21%

Potential reduce by 571.9 kB

  • Original 2.7 MB
  • After minification 2.7 MB
  • After compression 2.2 MB

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 571.9 kB or 21% of the original size.

CSS Optimization

-3%

Potential reduce by 1.0 kB

  • Original 35.8 kB
  • After minification 35.8 kB
  • After compression 34.8 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. Dooda.en.alibaba.com has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 22 (50%)

Requests Now

44

After Optimization

22

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 44 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Dooda En Alibaba. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 15 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

dooda.en.alibaba.com

dooda.en.alibaba.com

441 ms

dooda.en.alibaba.com

dooda.en.alibaba.com

230 ms

53 ms

O1CN0153JdbU26g4bILVOyC_!!6000000007690-2-tps-418-58.png

O1CN0153JdbU26g4bILVOyC_!!6000000007690-2-tps-418-58.png

48 ms

index.js

index.js

98 ms

index.js

index.js

50 ms

renderHeader.js

renderHeader.js

72 ms

awsc.js

awsc.js

82 ms

18 ms

7.gif

7.gif

59 ms

O1CN01REbO5M1iNFNVX2yeq_!!6000000004400-2-tps-1920-200.png

O1CN01REbO5M1iNFNVX2yeq_!!6000000004400-2-tps-1920-200.png

221 ms

He3611b522b0c4ce1afcb782cff511c34l.png

He3611b522b0c4ce1afcb782cff511c34l.png

424 ms

TB1JuFLkBBh1e4jSZFhXXcC9VXa-2477-841.jpg

TB1JuFLkBBh1e4jSZFhXXcC9VXa-2477-841.jpg

45 ms

1c53194f879e4d138bf1bae0763b0c31

1c53194f879e4d138bf1bae0763b0c31

1228 ms

HTB1re5lLXXXXXamXXXXq6xXFXXX5.jpg

HTB1re5lLXXXXXamXXXXq6xXFXXX5.jpg

495 ms

HTB1IquaLXXXXXb.XpXXq6xXFXXXY.jpg

HTB1IquaLXXXXXb.XpXXq6xXFXXXY.jpg

322 ms

HTB1O5R3LXXXXXcnXFXXq6xXFXXX3.jpg

HTB1O5R3LXXXXXcnXFXXq6xXFXXX3.jpg

271 ms

O1CN01kpueUS231orwYDJAV_!!6000000007196-2-tps-132-34.png

O1CN01kpueUS231orwYDJAV_!!6000000007196-2-tps-132-34.png

242 ms

O1CN01gZ3lTu1XIFHZfHHGr_!!6000000002900-2-tps-36-36.png

O1CN01gZ3lTu1XIFHZfHHGr_!!6000000002900-2-tps-36-36.png

196 ms

H40a9d4b83fdc4e7e82e31a07253b6e89J.jpg

H40a9d4b83fdc4e7e82e31a07253b6e89J.jpg

343 ms

H3d1691d192c6485ea56931e75aea0c42r.jpg

H3d1691d192c6485ea56931e75aea0c42r.jpg

197 ms

TB1rIMyF.Y1gK0jSZFCXXcwqXXa-204-204.png

TB1rIMyF.Y1gK0jSZFCXXcwqXXa-204-204.png

37 ms

TB10QwuF.T1gK0jSZFrXXcNCXXa-204-204.png

TB10QwuF.T1gK0jSZFrXXcNCXXa-204-204.png

169 ms

TB18hAvF7L0gK0jSZFAXXcA9pXa-204-204.png

TB18hAvF7L0gK0jSZFAXXcA9pXa-204-204.png

170 ms

TB1QAuBF2b2gK0jSZK9XXaEgFXa-204-204.png

TB1QAuBF2b2gK0jSZK9XXaEgFXa-204-204.png

172 ms

TB19Bnzn_tYBeNjy1XdXXXXyVXa-1920-1200.png

TB19Bnzn_tYBeNjy1XdXXXXyVXa-1920-1200.png

37 ms

TB1kuhcgQyWBuNjy0FpXXassXXa-18-16.svg

TB1kuhcgQyWBuNjy0FpXXassXXa-18-16.svg

38 ms

TB1VjDmgQyWBuNjy0FpXXassXXa-46-46.svg

TB1VjDmgQyWBuNjy0FpXXassXXa-46-46.svg

41 ms

TB1k1Ive3oQMeJjy0FoXXcShVXa-1200-280.png

TB1k1Ive3oQMeJjy0FoXXcShVXa-1200-280.png

42 ms

TB1Z8vPSFXXXXXLXVXXXXXXXXXX-1519-200.png

TB1Z8vPSFXXXXXLXVXXXXXXXXXX-1519-200.png

171 ms

H20ca5def9b77465d875cc54c4641619ao.jpg

H20ca5def9b77465d875cc54c4641619ao.jpg

533 ms

He3ebac3eff8f460680f22fe56eeeca96I.jpg

He3ebac3eff8f460680f22fe56eeeca96I.jpg

777 ms

Hb741da2829ac4bf6b686c05c3d799e0c4.jpg

Hb741da2829ac4bf6b686c05c3d799e0c4.jpg

1105 ms

et_n.js

et_n.js

26 ms

um.js

um.js

153 ms

wu.json

wu.json

106 ms

um.json

um.json

55 ms

getUmid.do

getUmid.do

26 ms

eg.js

eg.js

3 ms

font_992356_jz8e219lwqi.css

font_992356_jz8e219lwqi.css

21 ms

normalize.css

normalize.css

47 ms

index.css

index.css

54 ms

mtoplib.min.js

mtoplib.min.js

15 ms

uploaded.js

uploaded.js

20 ms

index.js

index.js

90 ms

index.js

index.js

10 ms

Accessibility Review

dooda.en.alibaba.com accessibility score

42

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

<frame> or <iframe> elements do not have a title

High

Image elements do not have [alt] attributes

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

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

dooda.en.alibaba.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

dooda.en.alibaba.com SEO score

93

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

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 Dooda.en.alibaba.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 Dooda.en.alibaba.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

dooda.en.alibaba.com

Open Graph data is detected on the main page of Dooda En Alibaba. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: