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

Report Summary

  • 21

    Performance

    Renders faster than
    39% of other websites

  • 43

    Accessibility

    Visual factors better than
    that of 19% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 79

    SEO

    Google-friendlier than
    40% of websites

klsk.en.alibaba.com

Classic (Xiamen) Science and Technology Co.,Ltd

Page Load Speed

4 sec in total

First Response

344 ms

Resources Loaded

3.5 sec

Page Rendered

152 ms

klsk.en.alibaba.com screenshot

About Website

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

Classic (Xiamen) Science and Technology Co.,Ltd, Experts in Manufacturing and Exporting and 0 more Products.

Visit klsk.en.alibaba.com

Key Findings

We analyzed Klsk.en.alibaba.com page load time and found that the first response time was 344 ms and then it took 3.6 sec to load all DOM resources and completely render a web page. This is a poor result, as 60% of websites can load faster.

Performance Metrics

klsk.en.alibaba.com performance score

21

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.7 s

29/100

10%

LCP (Largest Contentful Paint)

Value6.9 s

6/100

25%

SI (Speed Index)

Value9.3 s

13/100

10%

TBT (Total Blocking Time)

Value5,510 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value23.6 s

1/100

10%

Network Requests Diagram

klsk.en.alibaba.com

344 ms

klsk.en.alibaba.com

214 ms

283 ms

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

326 ms

index.js

320 ms

Our browser made a total of 50 requests to load all elements on the main page. We found that 4% of them (2 requests) were addressed to the original Klsk.en.alibaba.com, 54% (27 requests) were made to Sc04.alicdn.com and 18% (9 requests) were made to S.alicdn.com. The less responsive or slowest element that took the longest time to load (2.9 sec) relates to the external source Sc04.alicdn.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 789.6 kB (44%)

Content Size

1.8 MB

After Optimization

1.0 MB

  • HTML
  • Images
  • JavaScript

In fact, the total size of Klsk.en.alibaba.com main page is 1.8 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. 25% of websites need less resources to load. Javascripts take 1.3 MB which makes up the majority of the site volume.

HTML Optimization

-84%

Potential reduce by 412.1 kB

  • Original 493.1 kB
  • After minification 492.4 kB
  • After compression 81.1 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 412.1 kB or 84% 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. Klsk En Alibaba images are well optimized though.

JavaScript Optimization

-29%

Potential reduce by 377.5 kB

  • Original 1.3 MB
  • After minification 1.3 MB
  • After compression 930.0 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 377.5 kB or 29% of the original size.

Requests Breakdown

Number of requests can be reduced by 22 (46%)

Requests Now

48

After Optimization

26

  • AJAX
  • Images
  • JavaScript

The browser has sent 48 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Klsk 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 12 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

klsk.en.alibaba.com

klsk.en.alibaba.com

344 ms

klsk.en.alibaba.com

klsk.en.alibaba.com

214 ms

283 ms

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

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

326 ms

index.js

index.js

320 ms

index.js

index.js

292 ms

renderHeader.js

renderHeader.js

528 ms

H59dfdc7918f14acc9d175b23ca7eac40X.jpg

H59dfdc7918f14acc9d175b23ca7eac40X.jpg

658 ms

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1155 ms

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1258 ms

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637 ms

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769 ms

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1121 ms

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730 ms

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338 ms

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867 ms

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686 ms

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568 ms

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559 ms

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509 ms

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888 ms

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971 ms

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1034 ms

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1046 ms

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1078 ms

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1210 ms

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1222 ms

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1474 ms

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1464 ms

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1532 ms

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1657 ms

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1721 ms

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1310 ms

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1896 ms

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2077 ms

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1939 ms

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1959 ms

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2431 ms

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2916 ms

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2089 ms

awsc.js

awsc.js

244 ms

8 ms

7.gif

7.gif

460 ms

et_n.js

et_n.js

7 ms

um.js

um.js

73 ms

wu.json

wu.json

828 ms

eg.js

eg.js

3 ms

um.json

um.json

53 ms

getUmid.do

getUmid.do

895 ms

index.js

index.js

4 ms

Accessibility Review

klsk.en.alibaba.com accessibility score

43

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

klsk.en.alibaba.com best practices score

75

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

User Experience

Impact

Issue

High

Serves images with low resolution

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

klsk.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 Klsk.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 Klsk.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

klsk.en.alibaba.com

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