Report Summary

  • 39

    Performance

    Renders faster than
    60% of other websites

  • 47

    Accessibility

    Visual factors better than
    that of 19% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    36% of websites

  • 83

    SEO

    Google-friendlier than
    46% of websites

rkang.cn

【瑞康体检网】-体检中心|体检项目|体检团购

Page Load Speed

41.1 sec in total

First Response

1.6 sec

Resources Loaded

39.2 sec

Page Rendered

299 ms

rkang.cn screenshot

About Website

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

瑞康体检网是全国受欢迎的体检预约平台,为全国320个城市的用户免费提供近2000家体检中心、三甲医院的体检预约、体检团购服务,网站提供上万的体检套餐,包含丰富的体检项目

Visit rkang.cn

Key Findings

We analyzed Rkang.cn page load time and found that the first response time was 1.6 sec and then it took 39.5 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 was 1 request timeout, which can generally increase the web page load time, as the browser stays idle while waiting for website response.

Performance Metrics

rkang.cn performance score

39

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value5.8 s

5/100

10%

LCP (Largest Contentful Paint)

Value11.4 s

0/100

25%

SI (Speed Index)

Value13.1 s

2/100

10%

TBT (Total Blocking Time)

Value100 ms

98/100

30%

CLS (Cumulative Layout Shift)

Value0.247

50/100

15%

TTI (Time to Interactive)

Value13.2 s

12/100

10%

Network Requests Diagram

rkang.cn

1607 ms

www.rkang.cn

4765 ms

basic.css

2774 ms

style.css

4507 ms

jquery.min.js

19922 ms

Our browser made a total of 34 requests to load all elements on the main page. We found that 79% of them (27 requests) were addressed to the original Rkang.cn, 9% (3 requests) were made to Combo.b.qq.com and 3% (1 request) were made to Wpa.b.qq.com. The less responsive or slowest element that took the longest time to load (19.9 sec) belongs to the original domain Rkang.cn.

Page Optimization Overview & Recommendations

Page size can be reduced by 53.5 kB (40%)

Content Size

133.3 kB

After Optimization

79.8 kB

In fact, the total size of Rkang.cn main page is 133.3 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. 20% of websites need less resources to load. Javascripts take 76.3 kB which makes up the majority of the site volume.

HTML Optimization

-74%

Potential reduce by 42.1 kB

  • Original 56.9 kB
  • After minification 43.1 kB
  • After compression 14.8 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 13.9 kB, which is 24% 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 42.1 kB or 74% of the original size.

JavaScript Optimization

-15%

Potential reduce by 11.3 kB

  • Original 76.3 kB
  • After minification 76.3 kB
  • After compression 65.0 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 11.3 kB or 15% of the original size.

Requests Breakdown

Number of requests can be reduced by 17 (55%)

Requests Now

31

After Optimization

14

The browser has sent 31 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Rkang. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 18 to 1 for JavaScripts and as a result speed up the page load time.

Accessibility Review

rkang.cn accessibility score

47

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

Tables and lists

These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.

Impact

Issue

High

Lists do not contain only <li> elements and script supporting elements (<script> and <template>).

High

List items (<li>) are not contained within <ul> or <ol> parent elements.

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

rkang.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

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

rkang.cn SEO score

83

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 Rkang.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 Rkang.cn 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

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