Tools & Wizards About Us
webinar.alibaba.com screenshot

Report Summary

  • 21

    Performance

    Renders faster than
    39% of other websites

  • 46

    Accessibility

    Visual factors better than
    that of 20% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 86

    SEO

    Google-friendlier than
    60% of websites

webinar.alibaba.com

Alibaba.com: Manufacturers, Suppliers, Exporters & Importers from the world's largest online B2B marketplace

Page Load Speed

2.3 sec in total

First Response

79 ms

Resources Loaded

2.1 sec

Page Rendered

125 ms

webinar.alibaba.com screenshot

About Website

Click here to check amazing Webinar Alibaba content for China. Otherwise, check out these important facts you probably never knew about webinar.alibaba.com

Find quality Manufacturers, Suppliers, Exporters, Importers, Buyers, Wholesalers, Products and Trade Leads from our award-winning International Trade Site. Import & Export on alibaba.com

Visit webinar.alibaba.com

Key Findings

We analyzed Webinar.alibaba.com page load time and found that the first response time was 79 ms and then it took 2.3 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

webinar.alibaba.com performance score

21

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.5 s

68/100

10%

LCP (Largest Contentful Paint)

Value9.7 s

0/100

25%

SI (Speed Index)

Value40.9 s

0/100

10%

TBT (Total Blocking Time)

Value65,810 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.062

97/100

15%

TTI (Time to Interactive)

Value83.2 s

0/100

10%

Network Requests Diagram

webinar.alibaba.com

79 ms

webinar.alibaba.com

566 ms

60 ms

ocms.offline.report

500 ms

awsc.js

45 ms

Our browser made a total of 18 requests to load all elements on the main page. We found that 11% of them (2 requests) were addressed to the original Webinar.alibaba.com, 33% (6 requests) were made to Assets.alicdn.com and 17% (3 requests) were made to Aeis.alicdn.com. The less responsive or slowest element that took the longest time to load (878 ms) relates to the external source Fourier.taobao.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 400.4 kB (57%)

Content Size

698.0 kB

After Optimization

297.6 kB

  • HTML
  • JavaScript

In fact, the total size of Webinar.alibaba.com main page is 698.0 kB. 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 10% of websites need less resources to load. Javascripts take 569.7 kB which makes up the majority of the site volume.

HTML Optimization

-69%

Potential reduce by 88.1 kB

  • Original 128.3 kB
  • After minification 128.2 kB
  • After compression 40.2 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 88.1 kB or 69% of the original size.

JavaScript Optimization

-55%

Potential reduce by 312.3 kB

  • Original 569.7 kB
  • After minification 569.7 kB
  • After compression 257.5 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 312.3 kB or 55% of the original size.

Requests Breakdown

Number of requests can be reduced by 12 (75%)

Requests Now

16

After Optimization

4

  • AJAX
  • Images
  • JavaScript

The browser has sent 16 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Webinar 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 13 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

webinar.alibaba.com

webinar.alibaba.com

79 ms

webinar.alibaba.com

webinar.alibaba.com

566 ms

60 ms

ocms.offline.report

ocms.offline.report

500 ms

awsc.js

awsc.js

45 ms

4 ms

eg.js

eg.js

251 ms

et_n.js

et_n.js

12 ms

um.js

um.js

9 ms

wu.json

wu.json

232 ms

7.gif

7.gif

2 ms

index.js

index.js

5 ms

baxiaCommon.js

baxiaCommon.js

9 ms

rp

rp

878 ms

index.js

index.js

12 ms

index.js

index.js

5 ms

um.json

um.json

53 ms

getUmid.do

getUmid.do

162 ms

Accessibility Review

webinar.alibaba.com accessibility score

46

Accessibility Issues

ARIA

These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.

Impact

Issue

High

button, link, and menuitem elements do not have accessible names.

High

[role] values are not valid

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

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

Image elements do not have [alt] attributes

Tables and lists

These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.

Impact

Issue

High

List items (<li>) are not contained within <ul> or <ol> parent elements.

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

webinar.alibaba.com best practices score

67

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

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Issues were logged in the Issues panel in Chrome Devtools

SEO Factors

webinar.alibaba.com SEO score

86

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

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

High

Tap targets are not sized appropriately

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Webinar.alibaba.com can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that Webinar.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

webinar.alibaba.com

Open Graph description is not detected on the main page of Webinar Alibaba. Lack of Open Graph description can be counter-productive for their social media presence, as such a description allows converting a website homepage (or other pages) into good-looking, rich and well-structured posts, when it is being shared on Facebook and other social media. For example, adding the following code snippet into HTML <head> tag will help to represent this web page correctly in social networks: