Report Summary

  • 44

    Performance

    Renders faster than
    63% of other websites

  • 67

    Accessibility

    Visual factors better than
    that of 32% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    56% of websites

  • 62

    SEO

    Google-friendlier than
    22% of websites

Page Load Speed

52.7 sec in total

First Response

981 ms

Resources Loaded

50.8 sec

Page Rendered

938 ms

baodemy.tmall.com screenshot

About Website

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Key Findings

We analyzed Baodemy.tmall.com page load time and found that the first response time was 981 ms and then it took 51.7 sec to load all DOM resources and completely render a web page. This is an excellent result, as only a small number of websites can load faster. Unfortunately, there was 1 request timeout, which can generally increase the web page load time, as the browser stays idle while waiting for website response.

Performance Metrics

baodemy.tmall.com performance score

44

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value8.7 s

0/100

10%

LCP (Largest Contentful Paint)

Value11.4 s

0/100

25%

SI (Speed Index)

Value8.7 s

16/100

10%

TBT (Total Blocking Time)

Value240 ms

85/100

30%

CLS (Cumulative Layout Shift)

Value0.002

100/100

15%

TTI (Time to Interactive)

Value11.3 s

19/100

10%

Network Requests Diagram

baodemy.tmall.com

981 ms

baodemy.tmall.com

3176 ms

baodemy.world.tmall.com

1085 ms

baodemy.world.tmall.com

1535 ms

jump

4616 ms

Our browser made a total of 97 requests to load all elements on the main page. We found that 2% of them (2 requests) were addressed to the original Baodemy.tmall.com, 36% (35 requests) were made to G.alicdn.com and 13% (13 requests) were made to Gdp.alicdn.com. The less responsive or slowest element that took the longest time to load (20.1 sec) relates to the external source Tmall.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 647.6 kB (23%)

Content Size

2.9 MB

After Optimization

2.2 MB

In fact, the total size of Baodemy.tmall.com main page is 2.9 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. 55% of websites need less resources to load. Images take 1.9 MB which makes up the majority of the site volume.

HTML Optimization

-76%

Potential reduce by 128.3 kB

  • Original 168.6 kB
  • After minification 137.9 kB
  • After compression 40.3 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. This page needs HTML code to be minified as it can gain 30.7 kB, which is 18% of the original size. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 128.3 kB or 76% of the original size.

Image Optimization

-0%

Potential reduce by 9.2 kB

  • Original 1.9 MB
  • After minification 1.9 MB

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. Baodemy Tmall images are well optimized though.

JavaScript Optimization

-35%

Potential reduce by 148.7 kB

  • Original 425.1 kB
  • After minification 425.1 kB
  • After compression 276.4 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 148.7 kB or 35% of the original size.

CSS Optimization

-88%

Potential reduce by 361.4 kB

  • Original 411.5 kB
  • After minification 398.6 kB
  • After compression 50.0 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. Baodemy.tmall.com needs all CSS files to be minified and compressed as it can save up to 361.4 kB or 88% of the original size.

Requests Breakdown

Number of requests can be reduced by 51 (65%)

Requests Now

78

After Optimization

27

The browser has sent 78 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Baodemy Tmall. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 30 to 1 for JavaScripts and from 11 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

baodemy.tmall.com accessibility score

67

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

Image elements do not have [alt] attributes

High

Links do not have a discernible name

Best Practices

baodemy.tmall.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

User Experience

Impact

Issue

High

Serves images with low resolution

SEO Factors

baodemy.tmall.com SEO score

62

Search Engine Optimization Advices

Crawling and Indexing

To appear in search results, crawlers need access to your app.

Impact

Issue

High

Page is blocked from indexing

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

Language and Encoding

  • Language Detected

    N/A

  • Language Claimed

    N/A

  • Encoding

    GBK

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Baodemy.tmall.com can be misinterpreted by Google and other search engines. Unfortunately we cannot identify language used on the page (probably there is a mix of languages, too little text or something else) and no language is claimed in <html> or <meta> tags either. Our system also found out that Baodemy.tmall.com main page’s claimed encoding is gbk. Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.

Social Sharing Optimization

Open Graph description is not detected on the main page of Baodemy Tmall. 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: