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

Report Summary

  • 17

    Performance

    Renders faster than
    32% 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

zcoon.en.alibaba.com

Company Overview - Hunan Zikun Information Technology Co., Ltd.

Page Load Speed

2.4 sec in total

First Response

285 ms

Resources Loaded

2 sec

Page Rendered

99 ms

zcoon.en.alibaba.com screenshot

About Website

Click here to check amazing Z Co On En Alibaba content for China. Otherwise, check out these important facts you probably never knew about zcoon.en.alibaba.com

Hunan Zikun Information Technology Co., Ltd. Products:EPON ONU,GPON ONU,Handheld Terminal,handheld PDA,scanner

Visit zcoon.en.alibaba.com

Key Findings

We analyzed Zcoon.en.alibaba.com page load time and found that the first response time was 285 ms and then it took 2.1 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 45% of websites can load faster.

Performance Metrics

zcoon.en.alibaba.com performance score

17

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.6 s

65/100

10%

LCP (Largest Contentful Paint)

Value17.1 s

0/100

25%

SI (Speed Index)

Value10.1 s

9/100

10%

TBT (Total Blocking Time)

Value6,290 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.203

61/100

15%

TTI (Time to Interactive)

Value25.0 s

0/100

10%

Network Requests Diagram

zcoon.en.alibaba.com

285 ms

zcoon.en.alibaba.com

242 ms

20 ms

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

195 ms

index.js

302 ms

Our browser made a total of 40 requests to load all elements on the main page. We found that 5% of them (2 requests) were addressed to the original Zcoon.en.alibaba.com, 45% (18 requests) were made to Sc04.alicdn.com and 15% (6 requests) were made to S.alicdn.com. The less responsive or slowest element that took the longest time to load (1.5 sec) relates to the external source Sc04.alicdn.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 678.6 kB (40%)

Content Size

1.7 MB

After Optimization

1.0 MB

  • HTML
  • Images
  • JavaScript

In fact, the total size of Zcoon.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. 25% of websites need less resources to load. Javascripts take 1.3 MB which makes up the majority of the site volume.

HTML Optimization

-81%

Potential reduce by 349.2 kB

  • Original 430.0 kB
  • After minification 429.2 kB
  • After compression 80.8 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. 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 349.2 kB or 81% of the original size.

Image Optimization

-0%

Potential reduce by 0 B

  • Original 4.8 kB
  • After minification 4.8 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. Z Co On En Alibaba images are well optimized though.

JavaScript Optimization

-26%

Potential reduce by 329.5 kB

  • Original 1.3 MB
  • After minification 1.3 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 329.5 kB or 26% of the original size.

Requests Breakdown

Number of requests can be reduced by 16 (42%)

Requests Now

38

After Optimization

22

  • AJAX
  • Images
  • JavaScript

The browser has sent 38 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Z Co On 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

zcoon.en.alibaba.com

zcoon.en.alibaba.com

285 ms

zcoon.en.alibaba.com

zcoon.en.alibaba.com

242 ms

20 ms

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

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

195 ms

index.js

index.js

302 ms

index.js

index.js

195 ms

renderHeader.js

renderHeader.js

219 ms

awsc.js

awsc.js

52 ms

6 ms

7.gif

7.gif

49 ms

H234cff80f2ed4d4692c2e34fe5cc4773E.jpg

H234cff80f2ed4d4692c2e34fe5cc4773E.jpg

478 ms

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H77e96024e59c41459368202642ecd66ep.jpg

608 ms

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Hd69705efa73044efb6ec4aeb6a950f5er.jpg

619 ms

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Ha63e8976b2764aebaefad3de2535a521V.jpg

1109 ms

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H12e979abc3b447d89a927109713177e4c.jpg

470 ms

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Hc1ed98f030bb456281e09409017f79d22.jpg

572 ms

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H6da257b49b784a66826b42e575ba2a41B.jpg

523 ms

H4763f5a84e414e5685deef9ebfc54055X.jpg

H4763f5a84e414e5685deef9ebfc54055X.jpg

649 ms

Hc00ae8b627704ad18d8b92d797e5da9fe.jpg

Hc00ae8b627704ad18d8b92d797e5da9fe.jpg

469 ms

Hfe7b02039ed04cb19faf861aad5cde103.jpg

Hfe7b02039ed04cb19faf861aad5cde103.jpg

752 ms

H12d4b83cde37410289a3611fcc0219dbG.jpg

H12d4b83cde37410289a3611fcc0219dbG.jpg

716 ms

Hb80afe19350a4cabba50e2affe3331e4Z.jpg

Hb80afe19350a4cabba50e2affe3331e4Z.jpg

1146 ms

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Hed33761e03534cad8a10eeb5ec5a86446.jpg

829 ms

H2d96389eb3bb4fb7ba5ab5276c4e92ddq.jpg

H2d96389eb3bb4fb7ba5ab5276c4e92ddq.jpg

867 ms

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He9e8d5300e994042a007475adb96fa66L.jpg

1070 ms

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H58fe4c5587564e5c9a3773ddfacdfe035.jpg

999 ms

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Hb40f53ed111249608e20c7a26458dccag.jpg

985 ms

H0db68964106e40b1bdc6175bdb7f765fi.png

H0db68964106e40b1bdc6175bdb7f765fi.png

1142 ms

Ha45a569c7bd74cbd94b192edff7538999.png

Ha45a569c7bd74cbd94b192edff7538999.png

1251 ms

Hf2b5aba0351e49489b96ecb09964d3cd5.png

Hf2b5aba0351e49489b96ecb09964d3cd5.png

1457 ms

H051b664509b94ed69e0cffdff74f2860w.jpg

H051b664509b94ed69e0cffdff74f2860w.jpg

1356 ms

Hff17b6c6e1c0464386afb768cad7760bD.jpg

Hff17b6c6e1c0464386afb768cad7760bD.jpg

713 ms

H6831f469ad78434fb12a4a2ece249c14a.jpg

H6831f469ad78434fb12a4a2ece249c14a.jpg

396 ms

et_n.js

et_n.js

52 ms

um.js

um.js

124 ms

wu.json

wu.json

96 ms

um.json

um.json

54 ms

getUmid.do

getUmid.do

18 ms

eg.js

eg.js

3 ms

index.js

index.js

29 ms

Accessibility Review

zcoon.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

zcoon.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

zcoon.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 Zcoon.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 Zcoon.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

zcoon.en.alibaba.com

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