Tools & Wizards About Us
kdubg.com screenshot

Report Summary

  • 14

    Performance

    Renders faster than
    26% of other websites

  • 79

    Accessibility

    Visual factors better than
    that of 48% of websites

  • 58

    Best Practices

    More advanced features
    available than in
    19% of websites

  • 85

    SEO

    Google-friendlier than
    56% of websites

kdubg.com

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Page Load Speed

4.7 sec in total

First Response

543 ms

Resources Loaded

3.3 sec

Page Rendered

851 ms

kdubg.com screenshot

About Website

Visit kdubg.com now to see the best up-to-date Kdubg content for China and also check out these interesting facts you probably never knew about kdubg.com

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Key Findings

We analyzed Kdubg.com page load time and found that the first response time was 543 ms and then it took 4.2 sec to load all DOM resources and completely render a web page. This is a poor result, as 65% of websites can load faster.

Performance Metrics

kdubg.com performance score

14

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value6.8 s

2/100

10%

LCP (Largest Contentful Paint)

Value10.0 s

0/100

25%

SI (Speed Index)

Value15.7 s

0/100

10%

TBT (Total Blocking Time)

Value8,190 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.106

88/100

15%

TTI (Time to Interactive)

Value20.3 s

2/100

10%

Network Requests Diagram

www.kdubg.com

543 ms

common.js

222 ms

tj.js

438 ms

www.8090yingshi.com

758 ms

hm.js

1454 ms

Our browser made a total of 5 requests to load all elements on the main page. We found that 60% of them (3 requests) were addressed to the original Kdubg.com, 20% (1 request) were made to 8090yingshi.com and 20% (1 request) were made to Hm.baidu.com. The less responsive or slowest element that took the longest time to load (1.5 sec) relates to the external source Hm.baidu.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 970 B (46%)

Content Size

2.1 kB

After Optimization

1.2 kB

  • HTML
  • JavaScript

In fact, the total size of Kdubg.com main page is 2.1 kB. This result falls within a vast category (top 1 000 000) of heavyweight, probably not optimized, and thus slow loading web pages. Only a small number of websites need less resources to load. HTML takes 1.2 kB which makes up the majority of the site volume.

HTML Optimization

-46%

Potential reduce by 571 B

  • Original 1.2 kB
  • After minification 1.2 kB
  • After compression 672 B

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 571 B or 46% of the original size.

JavaScript Optimization

-45%

Potential reduce by 399 B

  • Original 883 B
  • After minification 782 B
  • After compression 484 B

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 399 B or 45% of the original size.

Requests Breakdown

We found no issues to fix!

Requests Now

3

After Optimization

3

  • JavaScript

The browser has sent 3 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Kdubg. According to our analytics all requests are already optimized.

Network Requests Diagram

www.kdubg.com

www.kdubg.com

543 ms

common.js

common.js

222 ms

tj.js

tj.js

438 ms

www.8090yingshi.com

www.8090yingshi.com

758 ms

hm.js

hm.js

1454 ms

Accessibility Review

kdubg.com accessibility score

79

Accessibility Issues

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

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

High

Links do not have a discernible name

Best Practices

kdubg.com best practices score

58

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

User Experience

Impact

Issue

High

Displays images with incorrect aspect ratio

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

SEO Factors

kdubg.com SEO score

85

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 uses legible font sizes

Language and Encoding

  • Language Detected

    ZH

  • Language Claimed

    N/A

  • Encoding

    GB2312

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Kdubg.com can be misinterpreted by Google and other search engines. Our service has detected that Chinese 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 Kdubg.com main page’s claimed encoding is gb2312. Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.

Social Sharing Optimization

kdubg.com

Open Graph description is not detected on the main page of Kdubg. 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: