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

Report Summary

  • 29

    Performance

    Renders faster than
    49% of other websites

  • 43

    Accessibility

    Visual factors better than
    that of 19% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 79

    SEO

    Google-friendlier than
    40% of websites

univiso.en.alibaba.com

Univiso Technologies & Develop Limited - transceiver modules, qsfp28 optical transceiver

Page Load Speed

2.5 sec in total

First Response

10 ms

Resources Loaded

2.1 sec

Page Rendered

351 ms

univiso.en.alibaba.com screenshot

About Website

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

Univiso Technologies & Develop Limited, Experts in Manufacturing and Exporting transceiver modules, qsfp28 optical transceiver and 0 more Products.

Visit univiso.en.alibaba.com

Key Findings

We analyzed Univiso.en.alibaba.com page load time and found that the first response time was 10 ms and then it took 2.5 sec to load all DOM resources and completely render a web page. This is a poor result, as 50% of websites can load faster.

Performance Metrics

univiso.en.alibaba.com performance score

29

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.4 s

69/100

10%

LCP (Largest Contentful Paint)

Value2.7 s

84/100

25%

SI (Speed Index)

Value11.5 s

5/100

10%

TBT (Total Blocking Time)

Value4,940 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value1.092

1/100

15%

TTI (Time to Interactive)

Value26.1 s

0/100

10%

Network Requests Diagram

univiso.en.alibaba.com

10 ms

univiso.en.alibaba.com

739 ms

136 ms

124 ms

header.css

126 ms

Our browser made a total of 89 requests to load all elements on the main page. We found that 2% of them (2 requests) were addressed to the original Univiso.en.alibaba.com, 52% (46 requests) were made to S.alicdn.com and 8% (7 requests) were made to Assets.alicdn.com. The less responsive or slowest element that took the longest time to load (1.1 sec) relates to the external source Img.alicdn.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 3.7 MB (60%)

Content Size

6.2 MB

After Optimization

2.5 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Univiso.en.alibaba.com main page is 6.2 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. 80% of websites need less resources to load and that’s why Accessify’s recommendations for optimization and resource minification can be helpful for this project. Javascripts take 4.9 MB which makes up the majority of the site volume.

HTML Optimization

-82%

Potential reduce by 424.0 kB

  • Original 519.0 kB
  • After minification 515.1 kB
  • After compression 95.0 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 424.0 kB or 82% of the original size.

Image Optimization

-46%

Potential reduce by 177.2 kB

  • Original 386.5 kB
  • After minification 209.3 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, Univiso En Alibaba needs image optimization as it can save up to 177.2 kB or 46% 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 2.9 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 2.9 MB or 58% of the original size.

CSS Optimization

-65%

Potential reduce by 203.0 kB

  • Original 314.7 kB
  • After minification 263.8 kB
  • After compression 111.7 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. Univiso.en.alibaba.com needs all CSS files to be minified and compressed as it can save up to 203.0 kB or 65% of the original size.

Requests Breakdown

Number of requests can be reduced by 38 (49%)

Requests Now

78

After Optimization

40

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 78 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Univiso 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 30 to 1 for JavaScripts and from 10 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

univiso.en.alibaba.com

univiso.en.alibaba.com

10 ms

univiso.en.alibaba.com

univiso.en.alibaba.com

739 ms

136 ms

124 ms

header.css

header.css

126 ms

header.js

header.js

188 ms

21 ms

web-index.css

web-index.css

129 ms

web-index.css

web-index.css

131 ms

web-index.css

web-index.css

128 ms

web-index.css

web-index.css

130 ms

web-index.css

web-index.css

187 ms

213 ms

130 ms

index.js

index.js

184 ms

183 ms

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H0cbf5f2151014b77aa9697bc80898e62K.jpg

377 ms

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Hfd53bec8f7b24492ba3d3e5330ca1b47n.jpg

272 ms

TB1VtZtebH1gK0jSZFwXXc7aXXa-65-70.gif

TB1VtZtebH1gK0jSZFwXXc7aXXa-65-70.gif

568 ms

TB1hVGkvVP7gK0jSZFjXXc5aXXa-365-49.svg

TB1hVGkvVP7gK0jSZFjXXc5aXXa-365-49.svg

91 ms

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TB1mHDTXMaH3KVjSZFpXXbhKpXa-600-400.png

42 ms

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H11b65d0419084b6bab4fe5be864dbd02t.jpg_q80.jpg

246 ms

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353 ms

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271 ms

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H6585db5f484a4808a905dbd4cc442621C.jpg

273 ms

TB1QhYprKT2gK0jSZFvXXXnFXXa-20-20.png

TB1QhYprKT2gK0jSZFvXXXnFXXa-20-20.png

713 ms

awsc.js

awsc.js

242 ms

84 ms

157 ms

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153 ms

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239 ms

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Hf250e7796ae4400889479c112b32a664v.jpg

153 ms

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H94ddeb8700f040edba45ac145a82d1976.jpg

239 ms

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Hfe77b1a5fc1f4de1aaec0bc3ed9fe06fI.jpg

152 ms

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U13971a74f18b4f53bab8fcc6287dcb6bT.jpg

339 ms

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Hc29574b60de248bca167ea882994bb06X.jpg

317 ms

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H158851df0c9e4e0ba7718022d2d07062V.jpg

340 ms

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H1905480315d54377b8f2049760b9d2adl.jpg

339 ms

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Hd4918a05c1404306b43b388bbd73c6afi.jpg

381 ms

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Hded80d25abc34d58b21d3c9ddc6cf4f63.jpg

384 ms

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Hc9766eec7db94f5ba41d096f22686221r.jpg

664 ms

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H3a48ad306b4f40d49ec9f64d97512e73n.jpg

500 ms

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H16c1b12035c64018b9a4a9d8cd4271c0J.jpg

677 ms

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H6864a014d6754a039ce4c3d291c83202Q.jpg

677 ms

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

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

889 ms

O1CN01lsY1P61yvAejjEVHt_!!6000000006640-2-tps-584-560.png

O1CN01lsY1P61yvAejjEVHt_!!6000000006640-2-tps-584-560.png

1135 ms

roboto-regular.woff

roboto-regular.woff

368 ms

roboto-medium.woff

roboto-medium.woff

369 ms

roboto-light.woff

roboto-light.woff

369 ms

roboto-thin.woff

roboto-thin.woff

369 ms

roboto-bold.woff

roboto-bold.woff

370 ms

personTipsInfo.do

personTipsInfo.do

332 ms

eg.js

eg.js

147 ms

icon-font.woff

icon-font.woff

241 ms

font_515771_xjdbujl2iu.woff

font_515771_xjdbujl2iu.woff

237 ms

sc.globalxman.appscene

sc.globalxman.appscene

33 ms

footer.css

footer.css

174 ms

et_n.js

et_n.js

25 ms

um.js

um.js

126 ms

sc.sc_header_footer.sc_hds

sc.sc_header_footer.sc_hds

19 ms

index.js

index.js

111 ms

index.js

index.js

48 ms

7.gif

7.gif

11 ms

wu.json

wu.json

504 ms

light0.5x.png

light0.5x.png

61 ms

pages_version.html

pages_version.html

225 ms

sc.sc_header_footer.schd_coms

sc.sc_header_footer.schd_coms

16 ms

defer-common.js

defer-common.js

49 ms

i.alicdn.com

i.alicdn.com

44 ms

index.js

index.js

18 ms

baxiaCommon.js

baxiaCommon.js

25 ms

rp

rp

1020 ms

need_show_cookie_setting.do

need_show_cookie_setting.do

173 ms

index.js

index.js

132 ms

store-proxy.html

store-proxy.html

132 ms

countryCurrencyDataService

countryCurrencyDataService

204 ms

sc.sc_header_footer.sc_hds

sc.sc_header_footer.sc_hds

83 ms

personRoleInfo.do

personRoleInfo.do

74 ms

notification.do

notification.do

124 ms

index.js

index.js

150 ms

aksb.min.js

aksb.min.js

115 ms

index.web.css

index.web.css

7 ms

index.web.js

index.web.js

28 ms

availableSurveyQuery.json

availableSurveyQuery.json

68 ms

iconfont.woff

iconfont.woff

23 ms

iconfont.woff

iconfont.woff

22 ms

index.css

index.css

10 ms

um.json

um.json

55 ms

getUmid.do

getUmid.do

9 ms

Accessibility Review

univiso.en.alibaba.com accessibility score

43

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.

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

univiso.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

univiso.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 Univiso.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 Univiso.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

univiso.en.alibaba.com

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