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bk0.com screenshot

Report Summary

  • 69

    Performance

    Renders faster than
    80% of other websites

  • 63

    Accessibility

    Visual factors better than
    that of 28% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 77

    SEO

    Google-friendlier than
    36% of websites

bk0.com

Security Login - www.bk0.com

Page Load Speed

2.4 sec in total

First Response

691 ms

Resources Loaded

1.7 sec

Page Rendered

58 ms

bk0.com screenshot

About Website

Visit bk0.com now to see the best up-to-date Bk 0 content for China and also check out these interesting facts you probably never knew about bk0.com

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Key Findings

We analyzed Bk0.com page load time and found that the first response time was 691 ms and then it took 1.7 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 35% of websites can load faster.

Performance Metrics

bk0.com performance score

69

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.2 s

43/100

10%

LCP (Largest Contentful Paint)

Value3.4 s

68/100

25%

SI (Speed Index)

Value4.0 s

80/100

10%

TBT (Total Blocking Time)

Value440 ms

64/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value7.2 s

50/100

10%

Network Requests Diagram

www.bk0.com

691 ms

h-module-login.html

192 ms

cart_2019.css

234 ms

iconfont.css

255 ms

iconfont.css

248 ms

Our browser made a total of 12 requests to load all elements on the main page. We found that 17% of them (2 requests) were addressed to the original Bk0.com, 50% (6 requests) were made to Us01-statics.ymcart.com and 17% (2 requests) were made to 58113-popuprecentsale.us01-apps.ymcart.com. The less responsive or slowest element that took the longest time to load (691 ms) belongs to the original domain Bk0.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 49.6 kB (32%)

Content Size

157.2 kB

After Optimization

107.6 kB

  • HTML
  • JavaScript
  • CSS

In fact, the total size of Bk0.com main page is 157.2 kB. 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. CSS take 88.1 kB which makes up the majority of the site volume.

HTML Optimization

-75%

Potential reduce by 35.7 kB

  • Original 47.7 kB
  • After minification 47.3 kB
  • After compression 12.0 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 35.7 kB or 75% of the original size.

JavaScript Optimization

-2%

Potential reduce by 497 B

  • Original 21.4 kB
  • After minification 21.4 kB
  • After compression 20.9 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. This website has mostly compressed JavaScripts.

CSS Optimization

-15%

Potential reduce by 13.5 kB

  • Original 88.1 kB
  • After minification 88.1 kB
  • After compression 74.7 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. Bk0.com needs all CSS files to be minified and compressed as it can save up to 13.5 kB or 15% of the original size.

Requests Breakdown

Number of requests can be reduced by 7 (70%)

Requests Now

10

After Optimization

3

  • AJAX
  • JavaScript
  • CSS

The browser has sent 10 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Bk 0. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 5 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

www.bk0.com

www.bk0.com

691 ms

h-module-login.html

h-module-login.html

192 ms

cart_2019.css

cart_2019.css

234 ms

iconfont.css

iconfont.css

255 ms

iconfont.css

iconfont.css

248 ms

jquery.js

jquery.js

253 ms

public_2019.js

public_2019.js

263 ms

collect.js

collect.js

103 ms

style_2020.css

style_2020.css

250 ms

popup_recentsale_sdk.js

popup_recentsale_sdk.js

202 ms

install.js

install.js

46 ms

task

task

170 ms

Accessibility Review

bk0.com accessibility score

63

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.

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

<frame> or <iframe> elements do not have a title

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

bk0.com best practices score

83

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

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

bk0.com SEO score

77

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

High

robots.txt is not valid

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

    N/A

  • Language Claimed

    EN

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Bk0.com 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), while the claimed language is English. Our system also found out that Bk0.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

bk0.com

Open Graph description is not detected on the main page of Bk 0. 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: