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blacswan.en.alibaba.com screenshot

Report Summary

  • 50

    Performance

    Renders faster than
    68% of other websites

  • 76

    Accessibility

    Visual factors better than
    that of 42% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    80% of websites

  • 85

    SEO

    Google-friendlier than
    55% of websites

blacswan.en.alibaba.com

Alibaba Manufacturer Directory - Suppliers, Manufacturers, Exporters & Importers

Page Load Speed

1.6 sec in total

First Response

364 ms

Resources Loaded

914 ms

Page Rendered

283 ms

blacswan.en.alibaba.com screenshot

About Website

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

Visit blacswan.en.alibaba.com

Key Findings

We analyzed Blacswan.en.alibaba.com page load time and found that the first response time was 364 ms and then it took 1.2 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 25% of websites can load faster.

Performance Metrics

blacswan.en.alibaba.com performance score

50

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.3 s

18/100

10%

LCP (Largest Contentful Paint)

Value6.0 s

13/100

25%

SI (Speed Index)

Value4.7 s

69/100

10%

TBT (Total Blocking Time)

Value390 ms

69/100

30%

CLS (Cumulative Layout Shift)

Value0.117

85/100

15%

TTI (Time to Interactive)

Value7.9 s

43/100

10%

Network Requests Diagram

blacswan.en.alibaba.com

364 ms

blacswan.en.alibaba.com

51 ms

error404.htm

57 ms

i.alicdn.com

51 ms

error.css

64 ms

Our browser made a total of 64 requests to load all elements on the main page. We found that 3% of them (2 requests) were addressed to the original Blacswan.en.alibaba.com, 53% (34 requests) were made to S.alicdn.com and 16% (10 requests) were made to Gj.mmstat.com. The less responsive or slowest element that took the longest time to load (364 ms) belongs to the original domain Blacswan.en.alibaba.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 779.9 kB (53%)

Content Size

1.5 MB

After Optimization

704.1 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Blacswan.en.alibaba.com main page is 1.5 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. 50% of websites need less resources to load. Javascripts take 731.5 kB which makes up the majority of the site volume.

HTML Optimization

-79%

Potential reduce by 302.7 kB

  • Original 381.5 kB
  • After minification 373.3 kB
  • After compression 78.8 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 302.7 kB or 79% of the original size.

Image Optimization

-0%

Potential reduce by 250 B

  • Original 63.1 kB
  • After minification 62.9 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. Blacswan En Alibaba images are well optimized though.

JavaScript Optimization

-35%

Potential reduce by 254.9 kB

  • Original 731.5 kB
  • After minification 731.5 kB
  • After compression 476.6 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 254.9 kB or 35% of the original size.

CSS Optimization

-72%

Potential reduce by 222.1 kB

  • Original 308.0 kB
  • After minification 307.9 kB
  • After compression 85.9 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. Blacswan.en.alibaba.com needs all CSS files to be minified and compressed as it can save up to 222.1 kB or 72% of the original size.

Requests Breakdown

Number of requests can be reduced by 31 (55%)

Requests Now

56

After Optimization

25

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 56 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Blacswan 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 19 to 1 for JavaScripts and from 5 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

blacswan.en.alibaba.com

blacswan.en.alibaba.com

364 ms

blacswan.en.alibaba.com

blacswan.en.alibaba.com

51 ms

error404.htm

error404.htm

57 ms

i.alicdn.com

i.alicdn.com

51 ms

error.css

error.css

64 ms

atom.js

atom.js

46 ms

48 ms

202212-image-hack.bundle.js

202212-image-hack.bundle.js

48 ms

index.css

index.css

48 ms

index.js

index.js

53 ms

polyfill.min.js

polyfill.min.js

53 ms

index.js

index.js

55 ms

common.js

common.js

55 ms

error.js

error.js

54 ms

index.js

index.js

57 ms

59 ms

99 ms

O1CN01ghhT9i1HWsCDe82rV_!!6000000000766-2-tps-20-28.png

O1CN01ghhT9i1HWsCDe82rV_!!6000000000766-2-tps-20-28.png

131 ms

queryNicheMaterial.do

queryNicheMaterial.do

164 ms

gatewayService

gatewayService

251 ms

footer.css

footer.css

43 ms

TB1hVGkvVP7gK0jSZFjXXc5aXXa-365-49.svg

TB1hVGkvVP7gK0jSZFjXXc5aXXa-365-49.svg

67 ms

TB1mHDTXMaH3KVjSZFpXXbhKpXa-600-400.png

TB1mHDTXMaH3KVjSZFpXXbhKpXa-600-400.png

69 ms

TB1SU4upFT7gK0jSZFpXXaTkpXa-440-348.png

TB1SU4upFT7gK0jSZFpXXaTkpXa-440-348.png

68 ms

TB1VtZtebH1gK0jSZFwXXc7aXXa-65-70.gif

TB1VtZtebH1gK0jSZFwXXc7aXXa-65-70.gif

69 ms

TB1QhYprKT2gK0jSZFvXXXnFXXa-20-20.png

TB1QhYprKT2gK0jSZFvXXXnFXXa-20-20.png

70 ms

AAA=

AAA=

3 ms

AAA=

AAA=

2 ms

font_3610275_m1jmy24w8q.woff

font_3610275_m1jmy24w8q.woff

91 ms

iconfont.woff

iconfont.woff

67 ms

eg.js

eg.js

53 ms

i.alicdn.com

i.alicdn.com

26 ms

package.js

package.js

57 ms

index.js

index.js

153 ms

async.css

async.css

19 ms

header.js

header.js

51 ms

sc.sc_header_footer.schd_coms

sc.sc_header_footer.schd_coms

26 ms

index.js

index.js

145 ms

7.gif

7.gif

97 ms

font_1516980_tt14kzligp.woff

font_1516980_tt14kzligp.woff

95 ms

store-proxy.html

store-proxy.html

36 ms

O1CN01nT61QV1C84r3Avtay_!!6000000000035-0-tps-3840-80.jpg

O1CN01nT61QV1C84r3Avtay_!!6000000000035-0-tps-3840-80.jpg

20 ms

sc.sc_header_footer.tbexp

sc.sc_header_footer.tbexp

15 ms

sc.sc_header_footer.sc_hds

sc.sc_header_footer.sc_hds

15 ms

sc.sc_header_footer.sc_hds

sc.sc_header_footer.sc_hds

20 ms

sc.migrate.event

sc.migrate.event

20 ms

sc.sc_header_footer.sc_hds

sc.sc_header_footer.sc_hds

25 ms

need_show_cookie_setting.do

need_show_cookie_setting.do

32 ms

queryIpAjax.do

queryIpAjax.do

50 ms

sc.error.exp

sc.error.exp

11 ms

H522339ab58e246ea8d965fe2ff46762eK.jpg_220x220.jpg

H522339ab58e246ea8d965fe2ff46762eK.jpg_220x220.jpg

12 ms

H0a590dc44671474fb314e01252b1a7487.jpg_220x220.jpg

H0a590dc44671474fb314e01252b1a7487.jpg_220x220.jpg

24 ms

H49780099d9d940b687c07d1664d17872U.jpg_220x220.jpg

H49780099d9d940b687c07d1664d17872U.jpg_220x220.jpg

5 ms

Hf7b7f5c6c91c4a44a20666f9782f39b8M.jpg_220x220.jpg

Hf7b7f5c6c91c4a44a20666f9782f39b8M.jpg_220x220.jpg

7 ms

H42871cf49c4e47b6be5ea31d7665a54bb.jpg_220x220.jpg

H42871cf49c4e47b6be5ea31d7665a54bb.jpg_220x220.jpg

9 ms

Hb6ba4ce3de814f05a3e12d5937c38d76R.jpg_220x220.jpg

Hb6ba4ce3de814f05a3e12d5937c38d76R.jpg_220x220.jpg

12 ms

Hbe530ab6cb5b460d95894b25fb261d8eP.png_220x220.png

Hbe530ab6cb5b460d95894b25fb261d8eP.png_220x220.png

11 ms

H9f41992d783141fbb296ebc0c856c43co.jpg_220x220.jpg

H9f41992d783141fbb296ebc0c856c43co.jpg_220x220.jpg

24 ms

Hf4aa9b9700954f1dae19d72999987c97k.png_220x220.png

Hf4aa9b9700954f1dae19d72999987c97k.png_220x220.png

10 ms

Hdc0e42570bd940f38cd70e0eff5f11641.jpg_220x220.jpg

Hdc0e42570bd940f38cd70e0eff5f11641.jpg_220x220.jpg

12 ms

H6fde4154c07b498faf52be81129c3cebM.jpg_220x220.jpg

H6fde4154c07b498faf52be81129c3cebM.jpg_220x220.jpg

13 ms

H5500a88a6b464a1da4f60b2fef49c536E.jpg_220x220.jpg

H5500a88a6b464a1da4f60b2fef49c536E.jpg_220x220.jpg

12 ms

H32e040ccade04ba88b4bac1d88c0f1425.jpg_220x220.jpg

H32e040ccade04ba88b4bac1d88c0f1425.jpg_220x220.jpg

14 ms

sc.error.exp

sc.error.exp

7 ms

Accessibility Review

blacswan.en.alibaba.com accessibility score

76

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

Image elements do not have [alt] attributes

Best Practices

blacswan.en.alibaba.com best practices score

92

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

SEO Factors

blacswan.en.alibaba.com SEO score

85

Search Engine Optimization Advices

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 uses legible font sizes

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 Blacswan.en.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 Blacswan.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

blacswan.en.alibaba.com

Open Graph description is not detected on the main page of Blacswan En 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: