Tools & Wizards About Us
topstar888.en.alibaba.com screenshot

Report Summary

  • 22

    Performance

    Renders faster than
    40% of other websites

  • 66

    Accessibility

    Visual factors better than
    that of 31% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    80% of websites

  • 79

    SEO

    Google-friendlier than
    40% of websites

topstar888.en.alibaba.com

Company Overview - Shenzhen Topstar Industry Co., Ltd.

Page Load Speed

5.3 sec in total

First Response

1.4 sec

Resources Loaded

3.7 sec

Page Rendered

253 ms

topstar888.en.alibaba.com screenshot

About Website

Visit topstar888.en.alibaba.com now to see the best up-to-date Topstar 888 En Alibaba content for China and also check out these interesting facts you probably never knew about topstar888.en.alibaba.com

Shenzhen Topstar Industry Co., Ltd. Products:Selfie Stick & Bluetooth Monopod,USB Cable & Magnetic Data Cable,Wireless Charger & Phone Charger,Power Bank,Mobile Phone Accessories

Visit topstar888.en.alibaba.com

Key Findings

We analyzed Topstar888.en.alibaba.com page load time and found that the first response time was 1.4 sec and then it took 3.9 sec to load all DOM resources and completely render a web page. This is a poor result, as 65% of websites can load faster.

Performance Metrics

topstar888.en.alibaba.com performance score

22

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.7 s

59/100

10%

LCP (Largest Contentful Paint)

Value6.3 s

10/100

25%

SI (Speed Index)

Value7.4 s

28/100

10%

TBT (Total Blocking Time)

Value4,870 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.154

75/100

15%

TTI (Time to Interactive)

Value25.4 s

0/100

10%

Network Requests Diagram

topstar888.en.alibaba.com

1354 ms

topstar888.en.alibaba.com

180 ms

14 ms

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

189 ms

index.js

233 ms

Our browser made a total of 29 requests to load all elements on the main page. We found that 7% of them (2 requests) were addressed to the original Topstar888.en.alibaba.com, 24% (7 requests) were made to S.alicdn.com and 24% (7 requests) were made to Sc04.alicdn.com. The less responsive or slowest element that took the longest time to load (2.1 sec) relates to the external source Sc04.alicdn.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 651.4 kB (39%)

Content Size

1.7 MB

After Optimization

1.0 MB

  • HTML
  • Images
  • JavaScript

In fact, the total size of Topstar888.en.alibaba.com main page is 1.7 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 1.2 MB which makes up the majority of the site volume.

HTML Optimization

-81%

Potential reduce by 290.1 kB

  • Original 360.3 kB
  • After minification 359.6 kB
  • After compression 70.2 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 290.1 kB or 81% of the original size.

Image Optimization

-55%

Potential reduce by 37.6 kB

  • Original 68.2 kB
  • After minification 30.6 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. Obviously, Topstar 888 En Alibaba needs image optimization as it can save up to 37.6 kB or 55% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-26%

Potential reduce by 323.7 kB

  • Original 1.2 MB
  • After minification 1.2 MB
  • After compression 921.4 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 323.7 kB or 26% of the original size.

Requests Breakdown

Number of requests can be reduced by 11 (41%)

Requests Now

27

After Optimization

16

  • AJAX
  • Images
  • JavaScript

The browser has sent 27 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Topstar 888 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

topstar888.en.alibaba.com

topstar888.en.alibaba.com

1354 ms

topstar888.en.alibaba.com

topstar888.en.alibaba.com

180 ms

14 ms

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

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

189 ms

index.js

index.js

233 ms

index.js

index.js

192 ms

renderHeader.js

renderHeader.js

207 ms

H9e273e209788459499d689684dd877686.jpg

H9e273e209788459499d689684dd877686.jpg

347 ms

awsc.js

awsc.js

261 ms

26 ms

H51f7a41fa5d44fb68265a1eefbc5c3897.jpg

H51f7a41fa5d44fb68265a1eefbc5c3897.jpg

627 ms

H85fde7b5e7f645df83c6a71e448a9e66y.jpg

H85fde7b5e7f645df83c6a71e448a9e66y.jpg

576 ms

O1CN01eP7P8d1y1kdsWFgqQ_!!6000000006519-2-tps-1920-200.png

O1CN01eP7P8d1y1kdsWFgqQ_!!6000000006519-2-tps-1920-200.png

165 ms

H5ac3881adfdf467c819166c341667d52Y.jpg

H5ac3881adfdf467c819166c341667d52Y.jpg

615 ms

H55a6f03e86c24aa0a66e997381163ff87.jpg

H55a6f03e86c24aa0a66e997381163ff87.jpg

302 ms

H077e0d5f9af745acaf086db581d999bcU.jpg

H077e0d5f9af745acaf086db581d999bcU.jpg

301 ms

Hddcc37a8a098493185aacf30cdce39a3w.png

Hddcc37a8a098493185aacf30cdce39a3w.png

2100 ms

H5a14a9ce7e1f42ca8b4f952bc781983fe.png

H5a14a9ce7e1f42ca8b4f952bc781983fe.png

225 ms

Ha206b413245b4c7981585976de6c20ce2.jpg

Ha206b413245b4c7981585976de6c20ce2.jpg

689 ms

Hfc09cbc5ba894ab2a269e28e08e11c03n.png

Hfc09cbc5ba894ab2a269e28e08e11c03n.png

2061 ms

H9c7e4c8d745e42aeba41b53257315b5fh.jpg

H9c7e4c8d745e42aeba41b53257315b5fh.jpg

889 ms

7.gif

7.gif

35 ms

et_n.js

et_n.js

6 ms

um.js

um.js

66 ms

wu.json

wu.json

256 ms

um.json

um.json

53 ms

getUmid.do

getUmid.do

100 ms

eg.js

eg.js

2 ms

index.js

index.js

5 ms

Accessibility Review

topstar888.en.alibaba.com accessibility score

66

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

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

topstar888.en.alibaba.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

Low

Detected JavaScript libraries

High

Missing source maps for large first-party JavaScript

SEO Factors

topstar888.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 Topstar888.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 Topstar888.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

topstar888.en.alibaba.com

Open Graph data is detected on the main page of Topstar 888 En Alibaba. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: