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

Report Summary

  • 27

    Performance

    Renders faster than
    46% of other websites

  • 64

    Accessibility

    Visual factors better than
    that of 29% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 86

    SEO

    Google-friendlier than
    60% of websites

doublegrace.en.alibaba.com

Ningbo Beiduoen Health Tech. Co., Ltd. - Outdoor Sports Gear (Posture Corrector; Compression Glove; Ankle Brace; Knee Support; Wrist Support), Foot Ca...

Page Load Speed

5.2 sec in total

First Response

266 ms

Resources Loaded

4.8 sec

Page Rendered

143 ms

doublegrace.en.alibaba.com screenshot

About Website

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

Ningbo Beiduoen Health Tech. Co., Ltd., Experts in Manufacturing and Exporting Outdoor Sports Gear (Posture Corrector; Compression Glove; Ankle Brace; Knee Support; Wrist Support), Foot Care Accessory...

Visit doublegrace.en.alibaba.com

Key Findings

We analyzed Doublegrace.en.alibaba.com page load time and found that the first response time was 266 ms and then it took 5 sec to load all DOM resources and completely render a web page. This is a poor result, as 75% of websites can load faster.

Performance Metrics

doublegrace.en.alibaba.com performance score

27

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.4 s

70/100

10%

LCP (Largest Contentful Paint)

Value5.7 s

16/100

25%

SI (Speed Index)

Value10.7 s

7/100

10%

TBT (Total Blocking Time)

Value3,950 ms

1/100

30%

CLS (Cumulative Layout Shift)

Value0.013

100/100

15%

TTI (Time to Interactive)

Value22.8 s

1/100

10%

Network Requests Diagram

doublegrace.en.alibaba.com

266 ms

doublegrace.en.alibaba.com

200 ms

38 ms

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

57 ms

index.js

262 ms

Our browser made a total of 70 requests to load all elements on the main page. We found that 3% of them (2 requests) were addressed to the original Doublegrace.en.alibaba.com, 64% (45 requests) were made to Sc02.alicdn.com and 17% (12 requests) were made to S.alicdn.com. The less responsive or slowest element that took the longest time to load (4.1 sec) relates to the external source Sc02.alicdn.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 632.0 kB (38%)

Content Size

1.6 MB

After Optimization

1.0 MB

  • HTML
  • Images
  • JavaScript

In fact, the total size of Doublegrace.en.alibaba.com main page is 1.6 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. 35% of websites need less resources to load. Javascripts take 1.3 MB which makes up the majority of the site volume.

HTML Optimization

-78%

Potential reduce by 263.0 kB

  • Original 336.5 kB
  • After minification 335.5 kB
  • After compression 73.4 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 263.0 kB or 78% of the original size.

Image Optimization

-3%

Potential reduce by 344 B

  • Original 12.2 kB
  • After minification 11.8 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. Doublegrace En Alibaba images are well optimized though.

JavaScript Optimization

-28%

Potential reduce by 368.6 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 368.6 kB or 28% of the original size.

Requests Breakdown

Number of requests can be reduced by 31 (46%)

Requests Now

68

After Optimization

37

  • AJAX
  • Images
  • JavaScript

The browser has sent 68 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Doublegrace 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

doublegrace.en.alibaba.com

doublegrace.en.alibaba.com

266 ms

doublegrace.en.alibaba.com

doublegrace.en.alibaba.com

200 ms

38 ms

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57 ms

index.js

index.js

262 ms

index.js

index.js

55 ms

renderHeader.js

renderHeader.js

74 ms

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492 ms

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596 ms

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2501 ms

awsc.js

awsc.js

80 ms

52 ms

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499 ms

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52 ms

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52 ms

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53 ms

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742 ms

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732 ms

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473 ms

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466 ms

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546 ms

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593 ms

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483 ms

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1004 ms

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912 ms

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853 ms

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866 ms

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958 ms

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1036 ms

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1285 ms

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1258 ms

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1535 ms

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1586 ms

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1551 ms

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1407 ms

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1774 ms

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1688 ms

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1761 ms

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2034 ms

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1582 ms

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2394 ms

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2830 ms

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2123 ms

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2174 ms

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2400 ms

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2700 ms

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2533 ms

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2629 ms

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4101 ms

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3015 ms

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3082 ms

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3105 ms

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3122 ms

7.gif

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146 ms

et_n.js

et_n.js

15 ms

um.js

um.js

111 ms

wu.json

wu.json

18 ms

um.json

um.json

61 ms

getUmid.do

getUmid.do

40 ms

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2827 ms

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3066 ms

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3122 ms

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3040 ms

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3168 ms

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3161 ms

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3460 ms

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3233 ms

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3420 ms

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eg.js

3 ms

index.js

index.js

5 ms

Accessibility Review

doublegrace.en.alibaba.com accessibility score

64

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.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

[id] attributes on active, focusable elements are not unique

High

Some elements have a [tabindex] value greater than 0

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

doublegrace.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

doublegrace.en.alibaba.com SEO score

86

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 uses 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 Doublegrace.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 Doublegrace.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

doublegrace.en.alibaba.com

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