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

Report Summary

  • 42

    Performance

    Renders faster than
    61% of other websites

  • 67

    Accessibility

    Visual factors better than
    that of 32% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 79

    SEO

    Google-friendlier than
    40% of websites

Page Load Speed

2.6 sec in total

First Response

327 ms

Resources Loaded

2.2 sec

Page Rendered

123 ms

zupper.en.alibaba.com screenshot

About Website

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

Visit zupper.en.alibaba.com

Key Findings

We analyzed Zupper.en.alibaba.com page load time and found that the first response time was 327 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

zupper.en.alibaba.com performance score

42

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.7 s

61/100

10%

LCP (Largest Contentful Paint)

Value3.0 s

78/100

25%

SI (Speed Index)

Value8.7 s

16/100

10%

TBT (Total Blocking Time)

Value5,450 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.013

100/100

15%

TTI (Time to Interactive)

Value26.4 s

0/100

10%

Network Requests Diagram

zupper.en.alibaba.com

327 ms

zupper.en.alibaba.com

205 ms

38 ms

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

47 ms

index.js

88 ms

Our browser made a total of 35 requests to load all elements on the main page. We found that 6% of them (2 requests) were addressed to the original Zupper.en.alibaba.com, 40% (14 requests) were made to S.alicdn.com and 17% (6 requests) were made to Sc02.alicdn.com. The less responsive or slowest element that took the longest time to load (1.7 sec) relates to the external source S.alicdn.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 852.0 kB (47%)

Content Size

1.8 MB

After Optimization

973.3 kB

  • HTML
  • Images
  • JavaScript

In fact, the total size of Zupper.en.alibaba.com main page is 1.8 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. 35% of websites need less resources to load. Javascripts take 1.4 MB which makes up the majority of the site volume.

HTML Optimization

-80%

Potential reduce by 308.9 kB

  • Original 384.8 kB
  • After minification 384.0 kB
  • After compression 75.9 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 308.9 kB or 80% of the original size.

Image Optimization

-0%

Potential reduce by 37 B

  • Original 12.1 kB
  • After minification 12.0 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. Zupper En Alibaba images are well optimized though.

JavaScript Optimization

-38%

Potential reduce by 543.1 kB

  • Original 1.4 MB
  • After minification 1.4 MB
  • After compression 885.3 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 543.1 kB or 38% of the original size.

Requests Breakdown

Number of requests can be reduced by 18 (55%)

Requests Now

33

After Optimization

15

  • AJAX
  • Images
  • JavaScript

The browser has sent 33 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Zupper 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

zupper.en.alibaba.com

zupper.en.alibaba.com

327 ms

zupper.en.alibaba.com

zupper.en.alibaba.com

205 ms

38 ms

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

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

47 ms

index.js

index.js

88 ms

index.js

index.js

47 ms

renderHeader.js

renderHeader.js

84 ms

Hd9d7eeb26d3748cb945ecaf88620602fj.jpg

Hd9d7eeb26d3748cb945ecaf88620602fj.jpg

255 ms

H86f3438e81564f23b79fb3d000b856d9F.jpg

H86f3438e81564f23b79fb3d000b856d9F.jpg

373 ms

H79763cc4fcbb4340915ccd79f1bc4bd7Y.jpg

H79763cc4fcbb4340915ccd79f1bc4bd7Y.jpg

1734 ms

awsc.js

awsc.js

44 ms

14 ms

7.gif

7.gif

143 ms

et_n.js

et_n.js

49 ms

um.js

um.js

48 ms

H27d417286a854c97ab20cb52ae2cdd3c6.jpg

H27d417286a854c97ab20cb52ae2cdd3c6.jpg

269 ms

Hd2e70d382f4844bb8901e5e613d80e03q.jpg

Hd2e70d382f4844bb8901e5e613d80e03q.jpg

364 ms

O1CN01REbO5M1iNFNVX2yeq_!!6000000004400-2-tps-1920-200.png

O1CN01REbO5M1iNFNVX2yeq_!!6000000004400-2-tps-1920-200.png

118 ms

O1CN01kpueUS231orwYDJAV_!!6000000007196-2-tps-132-34.png

O1CN01kpueUS231orwYDJAV_!!6000000007196-2-tps-132-34.png

119 ms

O1CN01gZ3lTu1XIFHZfHHGr_!!6000000002900-2-tps-36-36.png

O1CN01gZ3lTu1XIFHZfHHGr_!!6000000002900-2-tps-36-36.png

118 ms

Hfe49d7dcffee48be914b2b4ad9a60c3bP.jpg

Hfe49d7dcffee48be914b2b4ad9a60c3bP.jpg

873 ms

H60efb15ce4924c758a389a8e576827c0P.jpg

H60efb15ce4924c758a389a8e576827c0P.jpg

525 ms

H00157dd66a9040e2aa2e84263f087475S.jpg

H00157dd66a9040e2aa2e84263f087475S.jpg

589 ms

Hdf7eb13a357b43fca37b7c9f6db58c9au.jpg

Hdf7eb13a357b43fca37b7c9f6db58c9au.jpg

680 ms

H86637c4fda0b421ba54ee5303705a9bcS.jpg

H86637c4fda0b421ba54ee5303705a9bcS.jpg

310 ms

Hdd58854b10b64215b6c483fec340ee5bF.jpg

Hdd58854b10b64215b6c483fec340ee5bF.jpg

403 ms

Hc34f1acb9d5b44469a0ea5b9aa2dbacem.jpg

Hc34f1acb9d5b44469a0ea5b9aa2dbacem.jpg

382 ms

H9967aaf451194ea6a4ef29beb79e4806A.jpg

H9967aaf451194ea6a4ef29beb79e4806A.jpg

525 ms

H9cf886d2b1dd44f4bc3011e5e7fd3fb8q.jpg

H9cf886d2b1dd44f4bc3011e5e7fd3fb8q.jpg

784 ms

Hebeb51e4cb7448d4addb19ef724ed468a.jpg

Hebeb51e4cb7448d4addb19ef724ed468a.jpg

1483 ms

wu.json

wu.json

29 ms

um.json

um.json

53 ms

getUmid.do

getUmid.do

26 ms

eg.js

eg.js

2 ms

index.js

index.js

6 ms

Accessibility Review

zupper.en.alibaba.com accessibility score

67

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.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Some elements have a [tabindex] value greater than 0

Best Practices

zupper.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

zupper.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 Zupper.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 Zupper.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

zupper.en.alibaba.com

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