Report Summary

  • 28

    Performance

    Renders faster than
    48% of other websites

  • 26

    Accessibility

    Visual factors better than
    that of 18% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    81% of websites

  • 69

    SEO

    Google-friendlier than
    28% of websites

Page Load Speed

91.3 sec in total

First Response

10 sec

Resources Loaded

80.5 sec

Page Rendered

707 ms

jakrooaq.tmall.com screenshot

About Website

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Key Findings

We analyzed Jakrooaq.tmall.com page load time and found that the first response time was 10 sec and then it took 81.3 sec to load all DOM resources and completely render a web page. This is a poor result, as 95% 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

jakrooaq.tmall.com performance score

28

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value11.2 s

0/100

10%

LCP (Largest Contentful Paint)

Value13.8 s

0/100

25%

SI (Speed Index)

Value19.7 s

0/100

10%

TBT (Total Blocking Time)

Value250 ms

84/100

30%

CLS (Cumulative Layout Shift)

Value0.653

8/100

15%

TTI (Time to Interactive)

Value12.1 s

16/100

10%

Network Requests Diagram

jakrooaq.tmall.com

10047 ms

jakrooaq.tmall.com

5375 ms

jakrooaq.world.tmall.com

1019 ms

jakrooaq.world.tmall.com

9187 ms

jump

13821 ms

Our browser made a total of 103 requests to load all elements on the main page. We found that 2% of them (2 requests) were addressed to the original Jakrooaq.tmall.com, 34% (35 requests) were made to G.alicdn.com and 18% (19 requests) were made to Gdp.alicdn.com. The less responsive or slowest element that took the longest time to load (20.2 sec) relates to the external source Tmall.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 525.2 kB (16%)

Content Size

3.2 MB

After Optimization

2.7 MB

In fact, the total size of Jakrooaq.tmall.com main page is 3.2 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. 40% of websites need less resources to load. Images take 2.3 MB which makes up the majority of the site volume.

HTML Optimization

-77%

Potential reduce by 140.0 kB

  • Original 180.9 kB
  • After minification 151.5 kB
  • After compression 40.8 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 29.3 kB, which is 16% 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 140.0 kB or 77% of the original size.

Image Optimization

-1%

Potential reduce by 28.0 kB

  • Original 2.3 MB
  • After minification 2.3 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. Jakrooaq Tmall images are well optimized though.

JavaScript Optimization

-31%

Potential reduce by 114.4 kB

  • Original 374.2 kB
  • After minification 374.2 kB
  • After compression 259.8 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 114.4 kB or 31% of the original size.

CSS Optimization

-84%

Potential reduce by 242.7 kB

  • Original 288.0 kB
  • After minification 283.2 kB
  • After compression 45.3 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. Jakrooaq.tmall.com needs all CSS files to be minified and compressed as it can save up to 242.7 kB or 84% of the original size.

Requests Breakdown

Number of requests can be reduced by 49 (58%)

Requests Now

84

After Optimization

35

The browser has sent 84 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Jakrooaq 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 10 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

jakrooaq.tmall.com accessibility score

26

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

Document doesn't have a <title> element

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

jakrooaq.tmall.com best practices score

92

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

General

Impact

Issue

High

Missing source maps for large first-party JavaScript

SEO Factors

jakrooaq.tmall.com SEO score

69

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

Document doesn't have a <title> element

High

Image elements do not have [alt] attributes

Crawling and Indexing

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

Impact

Issue

High

Page is blocked from indexing

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

    ZH

  • Language Claimed

    N/A

  • Encoding

    GBK

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Jakrooaq.tmall.com can be misinterpreted by Google and other search engines. Our service has detected that Chinese is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that Jakrooaq.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 Jakrooaq 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: