69.4 sec in total
14.6 sec
54.5 sec
403 ms
Welcome to chkd.cnki.net homepage info - get ready to check Chkd Cnki best content for China right away, or after learning these important things about chkd.cnki.net
中国医院数字图书馆(CHKD)是专门针对生物医学领域量身定制、开发的专业医学信息数据库。收录了中华预防医学会、中国药学会、中国实用医学杂志社等医学期刊,提供博硕士学位论文、会议论文、报纸、年鉴、工具书、人民军医、外文文献等各类资源统一检索、在线阅读和下载服务。旨在帮助医务工作者解决临床疑难病诊断治疗、医学科研选题、撰写论文、成果鉴定、医院管理决策经营、医学继续教育等多方面的医学知识信息需要。
Visit chkd.cnki.netWe analyzed Chkd.cnki.net page load time and found that the first response time was 14.6 sec and then it took 54.9 sec to load all DOM resources and completely render a web page. This is an excellent result, as only a small number of websites can load faster. Unfortunately, there were 4 request timeouts, which can generally increase the web page load time, as the browser stays idle while waiting for website response.
chkd.cnki.net performance score
name
value
score
weighting
Value2.4 s
71/100
10%
Value2.8 s
84/100
25%
Value8.7 s
16/100
10%
Value0 ms
100/100
30%
Value0.073
96/100
15%
Value2.4 s
98/100
10%
14562 ms
7245 ms
3798 ms
17907 ms
770 ms
Our browser made a total of 92 requests to load all elements on the main page. We found that 90% of them (83 requests) were addressed to the original Chkd.cnki.net, 3% (3 requests) were made to Piccache.cnki.net and 1% (1 request) were made to S21.cnzz.com. The less responsive or slowest element that took the longest time to load (20.1 sec) belongs to the original domain Chkd.cnki.net.
Page size can be reduced by 162.9 kB (55%)
298.3 kB
135.4 kB
In fact, the total size of Chkd.cnki.net main page is 298.3 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 133.0 kB which makes up the majority of the site volume.
Potential reduce by 62.0 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 62.0 kB or 79% of the original size.
Potential reduce by 7.3 kB
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. Chkd Cnki images are well optimized though.
Potential reduce by 93.0 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 93.0 kB or 70% of the original size.
Potential reduce by 562 B
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. Chkd.cnki.net needs all CSS files to be minified and compressed as it can save up to 562 B or 59% of the original size.
Number of requests can be reduced by 9 (11%)
85
76
The browser has sent 85 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Chkd Cnki. 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 as a result speed up the page load time.
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chkd.cnki.net accessibility score
Contrast
These are opportunities to improve the legibility of your content.
Impact
Issue
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
<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
Image elements do not have [alt] attributes
Form elements do not have associated labels
Links do not have a discernible name
chkd.cnki.net best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Includes front-end JavaScript libraries with known security vulnerabilities
Ensure CSP is effective against XSS attacks
User Experience
Impact
Issue
Displays images with incorrect aspect ratio
Serves images with low resolution
General
Impact
Issue
Detected JavaScript libraries
Browser errors were logged to the console
chkd.cnki.net SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
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
Image elements do not have [alt] attributes
EN
N/A
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Chkd.cnki.net can be misinterpreted by Google and other search engines. Our service has detected that English 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 Chkd.cnki.net 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.
{{og_description}}
chkd.cnki.net
Open Graph description is not detected on the main page of Chkd Cnki. 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: