Report Summary

  • 35

    Performance

    Renders faster than
    55% 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

89.4 sec in total

First Response

4 sec

Resources Loaded

78.9 sec

Page Rendered

6.4 sec

brontibay.tmall.com screenshot

About Website

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Key Findings

We analyzed Brontibay.tmall.com page load time and found that the first response time was 4 sec and then it took 85.3 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

brontibay.tmall.com performance score

35

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value8.6 s

0/100

10%

LCP (Largest Contentful Paint)

Value11.3 s

0/100

25%

SI (Speed Index)

Value8.6 s

17/100

10%

TBT (Total Blocking Time)

Value530 ms

55/100

30%

CLS (Cumulative Layout Shift)

Value0.002

100/100

15%

TTI (Time to Interactive)

Value11.7 s

17/100

10%

Network Requests Diagram

brontibay.tmall.com

4044 ms

brontibay.tmall.com

1908 ms

brontibay.world.tmall.com

908 ms

brontibay.world.tmall.com

1936 ms

jump

5684 ms

Our browser made a total of 255 requests to load all elements on the main page. We found that 1% of them (2 requests) were addressed to the original Brontibay.tmall.com, 60% (152 requests) were made to Gdp.alicdn.com and 21% (53 requests) were made to G.alicdn.com. The less responsive or slowest element that took the longest time to load (20.1 sec) relates to the external source Res.mmstat.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 960.1 kB (8%)

Content Size

12.2 MB

After Optimization

11.3 MB

In fact, the total size of Brontibay.tmall.com main page is 12.2 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. 85% 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. Images take 11.0 MB which makes up the majority of the site volume.

HTML Optimization

-85%

Potential reduce by 301.7 kB

  • Original 355.2 kB
  • After minification 330.0 kB
  • After compression 53.5 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 301.7 kB or 85% of the original size.

Image Optimization

-2%

Potential reduce by 181.1 kB

  • Original 11.0 MB
  • After minification 10.8 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. Brontibay Tmall images are well optimized though.

JavaScript Optimization

-31%

Potential reduce by 176.8 kB

  • Original 574.1 kB
  • After minification 573.8 kB
  • After compression 397.3 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 176.8 kB or 31% of the original size.

CSS Optimization

-87%

Potential reduce by 300.6 kB

  • Original 346.0 kB
  • After minification 342.8 kB
  • After compression 45.4 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. Brontibay.tmall.com needs all CSS files to be minified and compressed as it can save up to 300.6 kB or 87% of the original size.

Requests Breakdown

Number of requests can be reduced by 71 (30%)

Requests Now

236

After Optimization

165

The browser has sent 236 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Brontibay 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 50 to 1 for JavaScripts and from 11 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

brontibay.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

brontibay.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

brontibay.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 Brontibay.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 Brontibay.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 Brontibay 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: