12.8 sec in total
1.9 sec
10.8 sec
162 ms
Click here to check amazing Pubmed content for China. Otherwise, check out these important facts you probably never knew about pubmed.cn
丁香园是面向医生、医疗机构、医药从业者以及生命科学领域人士的专业性社会化网络,提供医学、医疗、药学、生命科学等相关领域的交流平台、专业知识、最新科研进展以及技术服务。
Visit pubmed.cnWe analyzed Pubmed.cn page load time and found that the first response time was 1.9 sec and then it took 11 sec to load all DOM resources and completely render a web page. This is a poor result, as 90% of websites can load faster.
pubmed.cn performance score
name
value
score
weighting
Value5.2 s
8/100
10%
Value11.4 s
0/100
25%
Value7.0 s
33/100
10%
Value80 ms
99/100
30%
Value0.305
39/100
15%
Value6.7 s
56/100
10%
1868 ms
5991 ms
5992 ms
6603 ms
6001 ms
Our browser made a total of 16 requests to load all elements on the main page. We found that 6% of them (1 request) were addressed to the original Pubmed.cn, 50% (8 requests) were made to Assets.dxycdn.com and 13% (2 requests) were made to Da.dxy.cn. The less responsive or slowest element that took the longest time to load (6.6 sec) relates to the external source Assets.dxycdn.com.
Page size can be reduced by 131.8 kB (59%)
222.0 kB
90.2 kB
In fact, the total size of Pubmed.cn main page is 222.0 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. 15% of websites need less resources to load. Javascripts take 169.0 kB which makes up the majority of the site volume.
Potential reduce by 8.1 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 1.4 kB, which is 12% 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 8.1 kB or 69% of the original size.
Potential reduce by 0 B
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. Pubmed images are well optimized though.
Potential reduce by 101.1 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 101.1 kB or 60% of the original size.
Potential reduce by 22.6 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. Pubmed.cn needs all CSS files to be minified and compressed as it can save up to 22.6 kB or 76% of the original size.
Number of requests can be reduced by 7 (47%)
15
8
The browser has sent 15 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Pubmed. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 8 to 1 for JavaScripts and as a result speed up the page load time.
pubmed.cn
1868 ms
pubmed.css
5991 ms
index20111012.css
5992 ms
pubmed.js
6603 ms
login.js
6001 ms
userlogin.do
2925 ms
home.js
6003 ms
da.js
1914 ms
index3.png
297 ms
index_main_bg.gif
298 ms
sbm_btn.png
303 ms
h.js
1686 ms
ga.js
31 ms
hm.gif
326 ms
__utm.gif
12 ms
_da
386 ms
pubmed.cn 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
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
Lists do not contain only <li> elements and script supporting elements (<script> and <template>).
Best practices
These items highlight common accessibility best practices.
Impact
Issue
[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.
pubmed.cn 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
General
Impact
Issue
Detected JavaScript libraries
Browser errors were logged to the console
Issues were logged in the Issues panel in Chrome Devtools
pubmed.cn SEO score
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
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
Document uses legible font sizes
ZH
N/A
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Pubmed.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 Pubmed.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.
pubmed.cn
Open Graph description is not detected on the main page of Pubmed. 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: