Access bd.alibaba.com. Alibaba.com: Manufacturers, Suppliers, Exporters & Importers from the world's largest online B2B mar...

name

value

score

weighting

FCP (First Contentful Paint)

Value1.2 s

99/100

10%

LCP (Largest Contentful Paint)

Value3.7 s

58/100

25%

SI (Speed Index)

Value4.5 s

72/100

10%

TBT (Total Blocking Time)

Value4,320 ms

1/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value23.4 s

1/100

10%

bd.alibaba.com

245 ms

bd.alibaba.com

87 ms

write

281 ms

O1CN01ustqhi1Tz44lu4arh_!!6000000002452-0-tps-3840-1248.jpg_q60.jpg

34 ms

26 ms

Our browser made a total of 34 requests to load all elements on the main page. We found that 6% of them (2 requests) were addressed to the original Bd.alibaba.com, 62% (21 requests) were made to S.alicdn.com and 9% (3 requests) were made to Aeis.alicdn.com. The less responsive or slowest element that took the longest time to load (19.8 sec) relates to the external source Fourier.taobao.com.

Content Size

2.1 MB

After Optimization

844.0 kB

In fact, the total size of Bd.alibaba.com main page is 2.1 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 1.8 MB which makes up the majority of the site volume.

HTML Optimization

-71%

Potential reduce by 136.7 kB

Original 193.4 kB
After minification 192.5 kB
After compression 56.7 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 136.7 kB or 71% of the original size.

Image Optimization

-3%

Potential reduce by 2.7 kB

Original 105.8 kB
After minification 103.0 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. Bd Alibaba images are well optimized though.

JavaScript Optimization

-62%

Potential reduce by 1.1 MB

Original 1.8 MB
After minification 1.8 MB
After compression 684.3 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 1.1 MB or 62% of the original size.

Requests Now

After Optimization

The browser has sent 30 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Bd 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 20 to 1 for JavaScripts and as a result speed up the page load time.

Accessibility Issues

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.

High

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

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 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

Image elements do not have [alt] attributes

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

High

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

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.

Areas of Improvement

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

High

Displays images with incorrect aspect ratio

High

Serves images with low resolution

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

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

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

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 Bd.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 Bd.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 description is not detected on the main page of Bd 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: