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

Report Summary

  • 30

    Performance

    Renders faster than
    50% of other websites

  • 69

    Accessibility

    Visual factors better than
    that of 34% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 71

    SEO

    Google-friendlier than
    30% of websites

cndowdon.en.alibaba.com

Shenzhen Dowdon Technology Co., Ltd. - Phone & Computer Accessories, Consumer Electronic Products

Page Load Speed

3 sec in total

First Response

79 ms

Resources Loaded

2.5 sec

Page Rendered

368 ms

cndowdon.en.alibaba.com screenshot

About Website

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

Shenzhen Dowdon Technology Co., Ltd., Experts in Manufacturing and Exporting Phone & Computer Accessories, Consumer Electronic Products and 0 more Products.

Visit cndowdon.en.alibaba.com

Key Findings

We analyzed Cndowdon.en.alibaba.com page load time and found that the first response time was 79 ms and then it took 2.9 sec to load all DOM resources and completely render a web page. This is a poor result, as 55% of websites can load faster.

Performance Metrics

cndowdon.en.alibaba.com performance score

30

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.5 s

67/100

10%

LCP (Largest Contentful Paint)

Value2.8 s

84/100

25%

SI (Speed Index)

Value15.5 s

0/100

10%

TBT (Total Blocking Time)

Value4,610 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.483

17/100

15%

TTI (Time to Interactive)

Value25.8 s

0/100

10%

Network Requests Diagram

cndowdon.en.alibaba.com

79 ms

cndowdon.en.alibaba.com

885 ms

47 ms

44 ms

header.css

44 ms

Our browser made a total of 100 requests to load all elements on the main page. We found that 2% of them (2 requests) were addressed to the original Cndowdon.en.alibaba.com, 62% (62 requests) were made to S.alicdn.com and 7% (7 requests) were made to Assets.alicdn.com. The less responsive or slowest element that took the longest time to load (1.6 sec) relates to the external source S.alicdn.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 2.5 MB (60%)

Content Size

4.1 MB

After Optimization

1.6 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Cndowdon.en.alibaba.com main page is 4.1 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. 80% of websites need less resources to load and that’s why Accessify’s recommendations for optimization and resource minification can be helpful for this project. Javascripts take 2.6 MB which makes up the majority of the site volume.

HTML Optimization

-83%

Potential reduce by 631.3 kB

  • Original 759.6 kB
  • After minification 755.7 kB
  • After compression 128.3 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. 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 631.3 kB or 83% of the original size.

Image Optimization

-48%

Potential reduce by 196.0 kB

  • Original 411.9 kB
  • After minification 215.8 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. Obviously, Cn Dowdon En Alibaba needs image optimization as it can save up to 196.0 kB or 48% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-52%

Potential reduce by 1.4 MB

  • Original 2.6 MB
  • After minification 2.6 MB
  • After compression 1.3 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 1.4 MB or 52% of the original size.

CSS Optimization

-88%

Potential reduce by 305.5 kB

  • Original 346.0 kB
  • After minification 295.1 kB
  • After compression 40.5 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. Cndowdon.en.alibaba.com needs all CSS files to be minified and compressed as it can save up to 305.5 kB or 88% of the original size.

Requests Breakdown

Number of requests can be reduced by 49 (55%)

Requests Now

89

After Optimization

40

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 89 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Cn Dowdon 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 28 to 1 for JavaScripts and from 9 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

cndowdon.en.alibaba.com

cndowdon.en.alibaba.com

79 ms

cndowdon.en.alibaba.com

cndowdon.en.alibaba.com

885 ms

47 ms

44 ms

header.css

header.css

44 ms

header.js

header.js

94 ms

96 ms

web-index.css

web-index.css

43 ms

web-index.css

web-index.css

94 ms

web-index.css

web-index.css

101 ms

web-index.css

web-index.css

96 ms

web-index.css

web-index.css

141 ms

79 ms

74 ms

index.js

index.js

72 ms

75 ms

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417 ms

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473 ms

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50 ms

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94 ms

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272 ms

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126 ms

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123 ms

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122 ms

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122 ms

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289 ms

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272 ms

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272 ms

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414 ms

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272 ms

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414 ms

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587 ms

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413 ms

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413 ms

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414 ms

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1589 ms

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486 ms

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473 ms

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597 ms

personTipsInfo.do

personTipsInfo.do

234 ms

awsc.js

awsc.js

228 ms

79 ms

55 ms

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352 ms

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402 ms

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509 ms

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498 ms

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567 ms

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497 ms

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636 ms

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560 ms

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589 ms

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633 ms

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616 ms

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633 ms

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675 ms

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706 ms

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739 ms

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855 ms

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818 ms

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819 ms

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653 ms

roboto-regular.woff

roboto-regular.woff

616 ms

roboto-medium.woff

roboto-medium.woff

701 ms

roboto-light.woff

roboto-light.woff

657 ms

roboto-thin.woff

roboto-thin.woff

724 ms

roboto-bold.woff

roboto-bold.woff

707 ms

eg.js

eg.js

149 ms

sc.globalxman.appscene

sc.globalxman.appscene

23 ms

icon-font.woff

icon-font.woff

602 ms

font_515771_xjdbujl2iu.woff

font_515771_xjdbujl2iu.woff

147 ms

et_n.js

et_n.js

7 ms

um.js

um.js

83 ms

footer.css

footer.css

555 ms

7.gif

7.gif

39 ms

index.js

index.js

61 ms

index.js

index.js

39 ms

wu.json

wu.json

34 ms

baxiaCommon.js

baxiaCommon.js

23 ms

rp

rp

1330 ms

um.json

um.json

53 ms

getUmid.do

getUmid.do

19 ms

light0.5x.png

light0.5x.png

32 ms

pages_version.html

pages_version.html

250 ms

sc.sc_header_footer.schd_coms

sc.sc_header_footer.schd_coms

22 ms

defer-common.js

defer-common.js

85 ms

i.alicdn.com

i.alicdn.com

216 ms

index.js

index.js

27 ms

need_show_cookie_setting.do

need_show_cookie_setting.do

10 ms

store-proxy.html

store-proxy.html

110 ms

countryCurrencyDataService

countryCurrencyDataService

130 ms

sc.sc_header_footer.sc_hds

sc.sc_header_footer.sc_hds

93 ms

personRoleInfo.do

personRoleInfo.do

100 ms

notification.do

notification.do

139 ms

index.js

index.js

13 ms

index.web.css

index.web.css

11 ms

index.web.js

index.web.js

49 ms

iconfont.woff

iconfont.woff

56 ms

iconfont.woff

iconfont.woff

55 ms

availableSurveyQuery.json

availableSurveyQuery.json

45 ms

Accessibility Review

cndowdon.en.alibaba.com accessibility score

69

Accessibility Issues

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

Buttons do not have an accessible name

High

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

High

Image elements do not have [alt] attributes

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.

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

cndowdon.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

cndowdon.en.alibaba.com SEO score

71

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

High

Document doesn't have a valid hreflang

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 doesn't use 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 Cndowdon.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 Cndowdon.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

cndowdon.en.alibaba.com

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