Report Summary

  • 37

    Performance

    Renders faster than
    57% of other websites

  • 59

    Accessibility

    Visual factors better than
    that of 26% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 77

    SEO

    Google-friendlier than
    36% of websites

jk.cn

平安健康|互联网医疗|在线医疗|私家医生-平安健康

Page Load Speed

24.6 sec in total

First Response

492 ms

Resources Loaded

23.7 sec

Page Rendered

463 ms

jk.cn screenshot

About Website

Click here to check amazing Jk content for China. Otherwise, check out these important facts you probably never knew about jk.cn

平安健康APP携手专业医疗健康团队和权威医学组织,每天为您提供新鲜靠谱的健康资讯,专业的互联网在线医疗体验,祝你走上健康之路,拥抱健康生活.

Visit jk.cn

Key Findings

We analyzed Jk.cn page load time and found that the first response time was 492 ms and then it took 24.1 sec to load all DOM resources and completely render a web page. This is a poor result, as 95% of websites can load faster. Unfortunately, there were 2 request timeouts, which can generally increase the web page load time, as the browser stays idle while waiting for website response.

Performance Metrics

jk.cn performance score

37

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.7 s

13/100

10%

LCP (Largest Contentful Paint)

Value4.7 s

32/100

25%

SI (Speed Index)

Value11.5 s

5/100

10%

TBT (Total Blocking Time)

Value360 ms

71/100

30%

CLS (Cumulative Layout Shift)

Value0.501

16/100

15%

TTI (Time to Interactive)

Value8.6 s

37/100

10%

Network Requests Diagram

jk.cn

492 ms

www.jk.cn

1008 ms

common.css

4 ms

spm.js

1917 ms

zepto.js

12 ms

Our browser made a total of 37 requests to load all elements on the main page. We found that 65% of them (24 requests) were addressed to the original Jk.cn, 11% (4 requests) were made to Pagd.net and 11% (4 requests) were made to Hm.baidu.com. The less responsive or slowest element that took the longest time to load (20.2 sec) relates to the external source Pagd.net.

Page Optimization Overview & Recommendations

Page size can be reduced by 58.4 kB (1%)

Content Size

4.4 MB

After Optimization

4.3 MB

In fact, the total size of Jk.cn main page is 4.4 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. 80% of websites need less resources to load and that’s why Accessify’s recommendations for optimization and resource minification can be helpful for this project. Images take 4.3 MB which makes up the majority of the site volume.

HTML Optimization

-78%

Potential reduce by 23.3 kB

  • Original 29.8 kB
  • After minification 23.7 kB
  • After compression 6.4 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. This page needs HTML code to be minified as it can gain 6.0 kB, which is 20% 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 23.3 kB or 78% of the original size.

Image Optimization

-1%

Potential reduce by 22.8 kB

  • Original 4.3 MB
  • After minification 4.2 MB

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. Jk images are well optimized though.

JavaScript Optimization

-12%

Potential reduce by 11.7 kB

  • Original 96.4 kB
  • After minification 96.4 kB
  • After compression 84.7 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 11.7 kB or 12% of the original size.

CSS Optimization

-4%

Potential reduce by 527 B

  • Original 12.7 kB
  • After minification 12.7 kB
  • After compression 12.2 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. Jk.cn has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 15 (45%)

Requests Now

33

After Optimization

18

The browser has sent 33 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Jk. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 10 to 1 for JavaScripts and as a result speed up the page load time.

Accessibility Review

jk.cn accessibility score

59

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

Image elements do not have [alt] attributes

High

Links do not have a discernible name

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

jk.cn 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

Displays images with incorrect aspect ratio

General

Impact

Issue

Low

Detected JavaScript libraries

High

Issues were logged in the Issues panel in Chrome Devtools

SEO Factors

jk.cn 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

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

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Jk.cn 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 Jk.cn 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 Jk. 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: