Access versogo.en.alibaba.com. Versogo Tech (shenzhen) Co., Ltd. - Portable Power Station, Wireless Charging

name

value

score

weighting

FCP (First Contentful Paint)

Value2.2 s

78/100

10%

LCP (Largest Contentful Paint)

Value8.9 s

1/100

25%

SI (Speed Index)

Value9.9 s

9/100

10%

TBT (Total Blocking Time)

Value10,130 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.197

63/100

15%

TTI (Time to Interactive)

Value26.5 s

0/100

10%

versogo.en.alibaba.com

229 ms

versogo.en.alibaba.com

717 ms

136 ms

132 ms

header.css

176 ms

Our browser made a total of 88 requests to load all elements on the main page. We found that 2% of them (2 requests) were addressed to the original Versogo.en.alibaba.com, 47% (41 requests) were made to S.alicdn.com and 10% (9 requests) were made to Assets.alicdn.com. The less responsive or slowest element that took the longest time to load (1.7 sec) relates to the external source Preview-lyj.aliyuncs.com.

Content Size

7.6 MB

After Optimization

3.7 MB

In fact, the total size of Versogo.en.alibaba.com main page is 7.6 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. 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 6.5 MB which makes up the majority of the site volume.

HTML Optimization

-80%

Potential reduce by 337.2 kB

Original 422.8 kB
After minification 418.9 kB
After compression 85.6 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 337.2 kB or 80% of the original size.

Image Optimization

-9%

Potential reduce by 17.4 kB

Original 190.7 kB
After minification 173.3 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. Versogo En Alibaba images are well optimized though.

JavaScript Optimization

-49%

Potential reduce by 3.2 MB

Original 6.5 MB
After minification 6.5 MB
After compression 3.3 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 3.2 MB or 49% of the original size.

CSS Optimization

-66%

Potential reduce by 286.0 kB

Original 433.3 kB
After minification 382.4 kB
After compression 147.3 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. Versogo.en.alibaba.com needs all CSS files to be minified and compressed as it can save up to 286.0 kB or 66% of the original size.

Requests Now

After Optimization

The browser has sent 77 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Versogo 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 32 to 1 for JavaScripts and from 13 to 1 for CSS and as a result speed up the page load time.

Accessibility Issues

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.

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

These are opportunities to improve the legibility of your content.

High

Background and foreground colors do not have a sufficient contrast ratio.

These are opportunities to improve the interpretation of your content by users in different locales.

High

<html> element does not have a [lang] attribute

These items highlight common accessibility best practices.

High

[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.

These are opportunities to improve keyboard navigation in your application.

High

Some elements have a [tabindex] value greater than 0

Areas of Improvement

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Missing source maps for large first-party JavaScript

Search Engine Optimization Advices

Format your HTML in a way that enables crawlers to better understand your app’s content.

High

Image elements do not have [alt] attributes

High

Document doesn't have a valid hreflang

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/).

High

Document uses 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 Versogo.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 Versogo.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

versogo.en.alibaba.com

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

Report Summary

Performance

Accessibility

Best Practices

SEO

Versogo Tech (shenzhen) Co., Ltd. - Portable Power Station, Wireless Charging

Page Load Speed

First Response

Resources Loaded

Page Rendered

About Website

Key Findings

Performance Metrics

Measured Metrics

FCP (First Contentful Paint)

LCP (Largest Contentful Paint)

SI (Speed Index)

TBT (Total Blocking Time)

CLS (Cumulative Layout Shift)

TTI (Time to Interactive)

Network Requests Diagram

versogo.en.alibaba.com

versogo.en.alibaba.com

header.css

Page Optimization Overview & Recommendations

Content Size

After Optimization

HTML Optimization

Image Optimization

JavaScript Optimization

CSS Optimization

Requests Breakdown

Requests Now

After Optimization

Network Requests Diagram

versogo.en.alibaba.com

versogo.en.alibaba.com

header.css

header.js

web-index.css

web-index.css

web-index.css

web-index.css

web-index.css

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