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

Report Summary

  • 21

    Performance

    Renders faster than
    39% of other websites

  • 69

    Accessibility

    Visual factors better than
    that of 34% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 79

    SEO

    Google-friendlier than
    40% of websites

vcanstorage.en.alibaba.com

Company Overview - Hangzhou Vcan Trade Co., Ltd.

Page Load Speed

2.2 sec in total

First Response

116 ms

Resources Loaded

1.8 sec

Page Rendered

295 ms

vcanstorage.en.alibaba.com screenshot

About Website

Welcome to vcanstorage.en.alibaba.com homepage info - get ready to check Vcan Storage En Alibaba best content for China right away, or after learning these important things about vcanstorage.en.alibaba.com

Hangzhou Vcan Trade Co., Ltd. Products:Car Clean Products, Storage Box, Electric Fan; Electric Heater, Screwdriver

Visit vcanstorage.en.alibaba.com

Key Findings

We analyzed Vcanstorage.en.alibaba.com page load time and found that the first response time was 116 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 40% of websites can load faster.

Performance Metrics

vcanstorage.en.alibaba.com performance score

21

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.8 s

55/100

10%

LCP (Largest Contentful Paint)

Value11.7 s

0/100

25%

SI (Speed Index)

Value16.5 s

0/100

10%

TBT (Total Blocking Time)

Value4,960 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.006

100/100

15%

TTI (Time to Interactive)

Value25.8 s

0/100

10%

Network Requests Diagram

vcanstorage.en.alibaba.com

116 ms

vcanstorage.en.alibaba.com

402 ms

45 ms

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

56 ms

index.js

109 ms

Our browser made a total of 43 requests to load all elements on the main page. We found that 5% of them (2 requests) were addressed to the original Vcanstorage.en.alibaba.com, 35% (15 requests) were made to S.alicdn.com and 12% (5 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 Preview-lyj.aliyuncs.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 1.1 MB (32%)

Content Size

3.6 MB

After Optimization

2.4 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Vcanstorage.en.alibaba.com main page is 3.6 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. 45% of websites need less resources to load. Javascripts take 2.7 MB which makes up the majority of the site volume.

HTML Optimization

-84%

Potential reduce by 586.6 kB

  • Original 701.6 kB
  • After minification 700.8 kB
  • After compression 115.1 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 586.6 kB or 84% of the original size.

Image Optimization

-0%

Potential reduce by 111 B

  • Original 110.2 kB
  • After minification 110.1 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. Vcan Storage En Alibaba images are well optimized though.

JavaScript Optimization

-20%

Potential reduce by 552.5 kB

  • Original 2.7 MB
  • After minification 2.7 MB
  • After compression 2.2 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 552.5 kB or 20% of the original size.

CSS Optimization

-3%

Potential reduce by 1.0 kB

  • Original 35.8 kB
  • After minification 35.8 kB
  • After compression 34.8 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. Vcanstorage.en.alibaba.com has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 24 (59%)

Requests Now

41

After Optimization

17

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 41 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Vcan Storage 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 15 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

vcanstorage.en.alibaba.com

vcanstorage.en.alibaba.com

116 ms

vcanstorage.en.alibaba.com

vcanstorage.en.alibaba.com

402 ms

45 ms

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

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

56 ms

index.js

index.js

109 ms

index.js

index.js

57 ms

renderHeader.js

renderHeader.js

91 ms

H4ae2974579894433a4cc0a162aeb0ba6J.jpg

H4ae2974579894433a4cc0a162aeb0ba6J.jpg

377 ms

awsc.js

awsc.js

58 ms

18 ms

7.gif

7.gif

23 ms

et_f.js

et_f.js

39 ms

um.js

um.js

28 ms

H544d607f01a94981bc373c7c0a252ed8p.jpg

H544d607f01a94981bc373c7c0a252ed8p.jpg

529 ms

TB1HFwHHVXXXXatXXXXXXXXXXXX.png

TB1HFwHHVXXXXatXXXXXXXXXXXX.png

81 ms

TB1kuhcgQyWBuNjy0FpXXassXXa-18-16.svg

TB1kuhcgQyWBuNjy0FpXXassXXa-18-16.svg

86 ms

H7c50d267240d4830a001340f3dae7d70x.jpg

H7c50d267240d4830a001340f3dae7d70x.jpg

783 ms

H7a30798908084ea8bdc2ece6d4fd8dbbW.jpg

H7a30798908084ea8bdc2ece6d4fd8dbbW.jpg

285 ms

H22b19388652b4a57ba374369b3b680dc0.png_100x100.png

H22b19388652b4a57ba374369b3b680dc0.png_100x100.png

168 ms

TB1Ay1AVUz1gK0jSZLeXXb9kVXa-196-80.png

TB1Ay1AVUz1gK0jSZLeXXb9kVXa-196-80.png

58 ms

H3195bdec384b442987d016c07ca352f2o.jpg

H3195bdec384b442987d016c07ca352f2o.jpg

309 ms

10Pcs-Suitcase-Travel-Packing-Cubes-Lightweight-Travel.jpg_250x250.jpg

10Pcs-Suitcase-Travel-Packing-Cubes-Lightweight-Travel.jpg_250x250.jpg

485 ms

4pcs-Plastic-Storage-Bins-Pantry-Collection-Fridge.jpg_250x250.jpg

4pcs-Plastic-Storage-Bins-Pantry-Collection-Fridge.jpg_250x250.jpg

377 ms

4pcs-Plastic-Storage-Bins-Pantry-Collection-Fridge.jpg_250x250.jpg

4pcs-Plastic-Storage-Bins-Pantry-Collection-Fridge.jpg_250x250.jpg

400 ms

Household-Sonic-Dental-Tartar-Teeth-Whitening-Dental.jpg_250x250.jpg

Household-Sonic-Dental-Tartar-Teeth-Whitening-Dental.jpg_250x250.jpg

508 ms

Waterproof-Portable-Teeth-Scaler-Oral-Cleaning-Kit.jpg_250x250.jpg

Waterproof-Portable-Teeth-Scaler-Oral-Cleaning-Kit.jpg_250x250.jpg

592 ms

Portable-Smart-Electric-Tartar-Remover-Whitening-Tooth.jpg_250x250.jpg

Portable-Smart-Electric-Tartar-Remover-Whitening-Tooth.jpg_250x250.jpg

506 ms

Electric-Ultrasonic-Calculus-Remover-Portable-Tooth-Scaler.jpg_250x250.jpg

Electric-Ultrasonic-Calculus-Remover-Portable-Tooth-Scaler.jpg_250x250.jpg

770 ms

2-IN-1-Electric-Vacuum-Cleaner-Portable.jpg_250x250.jpg

2-IN-1-Electric-Vacuum-Cleaner-Portable.jpg_250x250.jpg

854 ms

TB1VjDmgQyWBuNjy0FpXXassXXa-46-46.svg

TB1VjDmgQyWBuNjy0FpXXassXXa-46-46.svg

89 ms

wu.json

wu.json

57 ms

2d3c189c7fb847f08bc67767e0e6111a

2d3c189c7fb847f08bc67767e0e6111a

1107 ms

TB19Bnzn_tYBeNjy1XdXXXXyVXa-1920-1200.png

TB19Bnzn_tYBeNjy1XdXXXXyVXa-1920-1200.png

64 ms

um.json

um.json

53 ms

getUmid.do

getUmid.do

23 ms

eg.js

eg.js

3 ms

font_992356_jz8e219lwqi.css

font_992356_jz8e219lwqi.css

25 ms

normalize.css

normalize.css

23 ms

index.css

index.css

27 ms

mtoplib.min.js

mtoplib.min.js

12 ms

uploaded.js

uploaded.js

19 ms

index.js

index.js

63 ms

index.js

index.js

11 ms

Accessibility Review

vcanstorage.en.alibaba.com accessibility score

69

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

vcanstorage.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

vcanstorage.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 Vcanstorage.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 Vcanstorage.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

vcanstorage.en.alibaba.com

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