Access jsboss.en.alibaba.com. Company Overview -

Report Summary

name

value

score

weighting

FCP (First Contentful Paint)

Value2.3 s

74/100

10%

LCP (Largest Contentful Paint)

Value3.4 s

67/100

25%

SI (Speed Index)

Value2.3 s

98/100

10%

TBT (Total Blocking Time)

Value560 ms

53/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value6.3 s

61/100

10%

jsboss.en.alibaba.com

439 ms

jsboss.en.alibaba.com

134 ms

27 ms

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

37 ms

90 ms

Our browser made a total of 20 requests to load all elements on the main page. We found that 10% of them (2 requests) were addressed to the original Jsboss.en.alibaba.com, 25% (5 requests) were made to Assets.alicdn.com and 15% (3 requests) were made to S.alicdn.com. The less responsive or slowest element that took the longest time to load (1 sec) relates to the external source Fourier.taobao.com.

Content Size

1.3 MB

After Optimization

935.6 kB

In fact, the total size of Jsboss.en.alibaba.com main page is 1.3 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 1.1 MB which makes up the majority of the site volume.

HTML Optimization

-71%

Potential reduce by 115.7 kB

Original 162.9 kB
After minification 162.8 kB
After compression 47.2 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 115.7 kB or 71% of the original size.

Image Optimization

-0%

Potential reduce by 0 B

Original 4.8 kB
After minification 4.8 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. Jsboss En Alibaba images are well optimized though.

JavaScript Optimization

-19%

Potential reduce by 209.2 kB

Original 1.1 MB
After minification 1.1 MB
After compression 883.6 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 209.2 kB or 19% of the original size.

Requests Now

After Optimization

The browser has sent 18 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Jsboss 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 14 to 1 for JavaScripts and as a result speed up the page load time.

Accessibility Issues

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.

Search Engine Optimization Advices

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

N/A
Language Claimed

EN
Encoding

UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Jsboss.en.alibaba.com can be misinterpreted by Google and other search engines. Unfortunately we cannot identify language used on the page (probably there is a mix of languages, too little text or something else), while the claimed language is English. Our system also found out that Jsboss.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

Open Graph data is detected on the main page of PARSED_DOMAIN, but there is no image specified in description. It would be a good idea for the website admin to select a nice image that can properly represent the website in Open Graph data, otherwise the first found image will be taken for this purpose and social media information block will look like this: