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

Report Summary

  • 10

    Performance

    Renders faster than
    23% of other websites

  • 42

    Accessibility

    Visual factors better than
    that of 19% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 79

    SEO

    Google-friendlier than
    40% of websites

eduplink.en.alibaba.com

Shenzhen Edup Electronics Technology Co., Ltd. - WiFi Adapter, Network Card

Page Load Speed

4.2 sec in total

First Response

224 ms

Resources Loaded

3.2 sec

Page Rendered

741 ms

eduplink.en.alibaba.com screenshot

About Website

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

Shenzhen Edup Electronics Technology Co., Ltd., Experts in Manufacturing and Exporting WiFi Adapter, Network Card and 0 more Products.

Visit eduplink.en.alibaba.com

Key Findings

We analyzed Eduplink.en.alibaba.com page load time and found that the first response time was 224 ms and then it took 4 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

eduplink.en.alibaba.com performance score

10

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.2 s

78/100

10%

LCP (Largest Contentful Paint)

Value16.6 s

0/100

25%

SI (Speed Index)

Value13.3 s

2/100

10%

TBT (Total Blocking Time)

Value4,540 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.521

15/100

15%

TTI (Time to Interactive)

Value27.7 s

0/100

10%

Network Requests Diagram

eduplink.en.alibaba.com

224 ms

eduplink.en.alibaba.com

771 ms

39 ms

36 ms

header.css

97 ms

Our browser made a total of 150 requests to load all elements on the main page. We found that 1% of them (2 requests) were addressed to the original Eduplink.en.alibaba.com, 25% (37 requests) were made to Img.alicdn.com and 23% (35 requests) were made to S.alicdn.com. The less responsive or slowest element that took the longest time to load (2.1 sec) relates to the external source Sc02.alicdn.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 3.7 MB (57%)

Content Size

6.4 MB

After Optimization

2.7 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Eduplink.en.alibaba.com main page is 6.4 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. Only a small number of websites need less resources to load. Javascripts take 4.9 MB which makes up the majority of the site volume.

HTML Optimization

-81%

Potential reduce by 498.1 kB

  • Original 614.1 kB
  • After minification 610.2 kB
  • After compression 116.0 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 498.1 kB or 81% of the original size.

Image Optimization

-11%

Potential reduce by 53.0 kB

  • Original 472.4 kB
  • After minification 419.4 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, Edup Link En Alibaba needs image optimization as it can save up to 53.0 kB or 11% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-58%

Potential reduce by 2.8 MB

  • Original 4.9 MB
  • After minification 4.9 MB
  • After compression 2.1 MB

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 2.8 MB or 58% of the original size.

CSS Optimization

-72%

Potential reduce by 283.2 kB

  • Original 394.6 kB
  • After minification 343.8 kB
  • After compression 111.4 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. Eduplink.en.alibaba.com needs all CSS files to be minified and compressed as it can save up to 283.2 kB or 72% of the original size.

Requests Breakdown

Number of requests can be reduced by 52 (39%)

Requests Now

132

After Optimization

80

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 132 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Edup Link 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 29 to 1 for JavaScripts and from 7 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

eduplink.en.alibaba.com

eduplink.en.alibaba.com

224 ms

eduplink.en.alibaba.com

eduplink.en.alibaba.com

771 ms

39 ms

36 ms

header.css

header.css

97 ms

header.js

header.js

92 ms

37 ms

web-index.css

web-index.css

35 ms

web-index.css

web-index.css

91 ms

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90 ms

104 ms

75 ms

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75 ms

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553 ms

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252 ms

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459 ms

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53 ms

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99 ms

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98 ms

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169 ms

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249 ms

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157 ms

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297 ms

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247 ms

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168 ms

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233 ms

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247 ms

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248 ms

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458 ms

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706 ms

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875 ms

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891 ms

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875 ms

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892 ms

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875 ms

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875 ms

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986 ms

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984 ms

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987 ms

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987 ms

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987 ms

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987 ms

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1062 ms

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1059 ms

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1064 ms

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1231 ms

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1322 ms

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1076 ms

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1162 ms

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1202 ms

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1156 ms

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1172 ms

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1246 ms

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1226 ms

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1273 ms

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1368 ms

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1293 ms

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1343 ms

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1375 ms

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1380 ms

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1454 ms

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289 ms

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2131 ms

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885 ms

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538 ms

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699 ms

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1115 ms

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980 ms

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Accessibility Review

eduplink.en.alibaba.com accessibility score

42

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

<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

eduplink.en.alibaba.com best practices score

75

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

Displays images with incorrect aspect ratio

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

eduplink.en.alibaba.com SEO score

79

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

Image elements do not have [alt] attributes

High

Document doesn't have a valid hreflang

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 Eduplink.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 Eduplink.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

eduplink.en.alibaba.com

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