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

Report Summary

  • 16

    Performance

    Renders faster than
    30% of other websites

  • 73

    Accessibility

    Visual factors better than
    that of 38% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 79

    SEO

    Google-friendlier than
    40% of websites

rdl.en.alibaba.com

Company Overview - Shenzhen RunDongLai Technology Co.,Ltd

Page Load Speed

4.9 sec in total

First Response

1.4 sec

Resources Loaded

3.1 sec

Page Rendered

322 ms

rdl.en.alibaba.com screenshot

About Website

Welcome to rdl.en.alibaba.com homepage info - get ready to check Rdl En Alibaba best content for China right away, or after learning these important things about rdl.en.alibaba.com

Shenzhen RunDongLai Technology Co.,Ltd Products:Sound Button; Sound Module; Audio Book; Personal Alarm; Sound Gift

Visit rdl.en.alibaba.com

Key Findings

We analyzed Rdl.en.alibaba.com page load time and found that the first response time was 1.4 sec and then it took 3.4 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

rdl.en.alibaba.com performance score

16

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.9 s

26/100

10%

LCP (Largest Contentful Paint)

Value7.9 s

3/100

25%

SI (Speed Index)

Value11.4 s

5/100

10%

TBT (Total Blocking Time)

Value5,660 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.124

83/100

15%

TTI (Time to Interactive)

Value24.9 s

0/100

10%

Network Requests Diagram

rdl.en.alibaba.com

1438 ms

rdl.en.alibaba.com

306 ms

61 ms

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

84 ms

index.js

189 ms

Our browser made a total of 47 requests to load all elements on the main page. We found that 4% of them (2 requests) were addressed to the original Rdl.en.alibaba.com, 26% (12 requests) were made to Sc04.alicdn.com and 26% (12 requests) were made to Sc02.alicdn.com. The less responsive or slowest element that took the longest time to load (1.4 sec) belongs to the original domain Rdl.en.alibaba.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 773.9 kB (43%)

Content Size

1.8 MB

After Optimization

1.0 MB

  • HTML
  • Images
  • JavaScript

In fact, the total size of Rdl.en.alibaba.com main page is 1.8 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. Javascripts take 1.3 MB which makes up the majority of the site volume.

HTML Optimization

-83%

Potential reduce by 426.3 kB

  • Original 513.9 kB
  • After minification 513.2 kB
  • After compression 87.6 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 426.3 kB or 83% of the original size.

Image Optimization

-0%

Potential reduce by 7 B

  • Original 6.0 kB
  • After minification 6.0 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. Rdl En Alibaba images are well optimized though.

JavaScript Optimization

-27%

Potential reduce by 347.6 kB

  • Original 1.3 MB
  • After minification 1.3 MB
  • After compression 929.9 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 347.6 kB or 27% of the original size.

Requests Breakdown

Number of requests can be reduced by 17 (38%)

Requests Now

45

After Optimization

28

  • AJAX
  • Images
  • JavaScript

The browser has sent 45 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Rdl 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 12 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

rdl.en.alibaba.com

rdl.en.alibaba.com

1438 ms

rdl.en.alibaba.com

rdl.en.alibaba.com

306 ms

61 ms

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

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

84 ms

index.js

index.js

189 ms

index.js

index.js

137 ms

renderHeader.js

renderHeader.js

188 ms

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H025753591b074f00a56bfdc907a51392P.jpg

580 ms

awsc.js

awsc.js

123 ms

27 ms

7.gif

7.gif

126 ms

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453 ms

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391 ms

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79 ms

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890 ms

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936 ms

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607 ms

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521 ms

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487 ms

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591 ms

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418 ms

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432 ms

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237 ms

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714 ms

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732 ms

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818 ms

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852 ms

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1350 ms

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1282 ms

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426 ms

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399 ms

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506 ms

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433 ms

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502 ms

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778 ms

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891 ms

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851 ms

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854 ms

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848 ms

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829 ms

et_n.js

et_n.js

84 ms

um.js

um.js

64 ms

wu.json

wu.json

124 ms

um.json

um.json

59 ms

getUmid.do

getUmid.do

41 ms

eg.js

eg.js

4 ms

index.js

index.js

4 ms

Accessibility Review

rdl.en.alibaba.com accessibility score

73

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

rdl.en.alibaba.com best practices score

67

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

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

Browser errors were logged to the console

High

Missing source maps for large first-party JavaScript

High

Issues were logged in the Issues panel in Chrome Devtools

SEO Factors

rdl.en.alibaba.com SEO score

79

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 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 Rdl.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 Rdl.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

rdl.en.alibaba.com

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