Tools & Wizards About Us

Report Summary

  • 100

    Performance

    Renders faster than
    97% of other websites

  • 79

    Accessibility

    Visual factors better than
    that of 47% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 58

    SEO

    Google-friendlier than
    20% of websites

Page Load Speed

11.7 sec in total

First Response

3.6 sec

Resources Loaded

8 sec

Page Rendered

105 ms

About Website

Welcome to ko.13bt.info homepage info - get ready to check Ko 13 Bt best content for China right away, or after learning these important things about ko.13bt.info

Visit ko.13bt.info

Key Findings

We analyzed Ko.13bt.info page load time and found that the first response time was 3.6 sec and then it took 8.1 sec to load all DOM resources and completely render a web page. This is a poor result, as 85% of websites can load faster.

Performance Metrics

ko.13bt.info performance score

100

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value1.3 s

98/100

10%

LCP (Largest Contentful Paint)

Value1.3 s

100/100

25%

SI (Speed Index)

Value1.3 s

100/100

10%

TBT (Total Blocking Time)

Value0 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value1.3 s

100/100

10%

Network Requests Diagram

ko.13bt.info

3611 ms

opensug.js

760 ms

18769551.js

3615 ms

icon_0.gif

514 ms

Our browser made a total of 4 requests to load all elements on the main page. We found that 25% of them (1 request) were addressed to the original Ko.13bt.info, 25% (1 request) were made to Baidu.com and 25% (1 request) were made to Js.users.51.la. The less responsive or slowest element that took the longest time to load (3.6 sec) relates to the external source Js.users.51.la.

Page Optimization Overview & Recommendations

Page size can be reduced by 2.8 kB (28%)

Content Size

10.2 kB

After Optimization

7.3 kB

  • HTML
  • JavaScript

In fact, the total size of Ko.13bt.info main page is 10.2 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. Javascripts take 7.6 kB which makes up the majority of the site volume.

HTML Optimization

-63%

Potential reduce by 1.6 kB

  • Original 2.6 kB
  • After minification 1.8 kB
  • After compression 953 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. This page needs HTML code to be minified as it can gain 781 B, which is 30% of the original size. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 1.6 kB or 63% of the original size.

JavaScript Optimization

-16%

Potential reduce by 1.2 kB

  • Original 7.6 kB
  • After minification 7.5 kB
  • After compression 6.4 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 1.2 kB or 16% of the original size.

Requests Breakdown

We found no issues to fix!

Requests Now

3

After Optimization

3

  • Images
  • JavaScript

The browser has sent 3 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Ko 13 Bt. According to our analytics all requests are already optimized.

Network Requests Diagram

Accessibility Review

ko.13bt.info 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

Best Practices

ko.13bt.info best practices score

83

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

General

Impact

Issue

High

Issues were logged in the Issues panel in Chrome Devtools

SEO Factors

ko.13bt.info SEO score

58

Search Engine Optimization Advices

Language and Encoding

  • Language Detected

    N/A

  • Language Claimed

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Ko.13bt.info 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) and no language is claimed in <html> or <meta> tags either. Our system also found out that Ko.13bt.info 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 Ko 13 Bt. 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: