845 ms in total
28 ms
589 ms
228 ms
Welcome to cdisc.org homepage info - get ready to check CDISC best content for China right away, or after learning these important things about cdisc.org
Visit cdisc.orgWe analyzed Cdisc.org page load time and found that the first response time was 28 ms and then it took 817 ms to load all DOM resources and completely render a web page. This is quite a good result, as only 15% of websites can load faster.
cdisc.org performance score
name
value
score
weighting
Value3.5 s
34/100
10%
Value17.2 s
0/100
25%
Value12.1 s
3/100
10%
Value2,440 ms
5/100
30%
Value0.429
22/100
15%
Value19.0 s
3/100
10%
28 ms
9 ms
12 ms
12 ms
10 ms
Our browser made a total of 139 requests to load all elements on the main page. We found that 94% of them (130 requests) were addressed to the original Cdisc.org, 1% (2 requests) were made to S.ytimg.com and 1% (2 requests) were made to Fonts.gstatic.com. The less responsive or slowest element that took the longest time to load (190 ms) relates to the external source Youtube.com.
Page size can be reduced by 853.3 kB (38%)
2.2 MB
1.4 MB
In fact, the total size of Cdisc.org main page is 2.2 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. 70% of websites need less resources to load. Images take 1.3 MB which makes up the majority of the site volume.
Potential reduce by 195.5 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 195.5 kB or 89% of the original size.
Potential reduce by 101.0 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. CDISC images are well optimized though.
Potential reduce by 292.5 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 292.5 kB or 73% of the original size.
Potential reduce by 264.2 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. Cdisc.org needs all CSS files to be minified and compressed as it can save up to 264.2 kB or 82% of the original size.
Number of requests can be reduced by 16 (12%)
136
120
The browser has sent 136 CSS, Javascripts, AJAX and image requests in order to completely render the main page of CDISC. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 11 to 1 for JavaScripts and from 7 to 1 for CSS and as a result speed up the page load time.
cdisc.org
28 ms
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cdisc.org 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.
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
<frame> or <iframe> elements do not have a title
Links do not have a discernible name
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
Heading elements are not in a sequentially-descending order
cdisc.org best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Ensure CSP is effective against XSS attacks
General
Impact
Issue
Detected JavaScript libraries
Page has valid source maps
cdisc.org SEO score
Content Best Practices
Format your HTML in a way that enables crawlers to better understand your app’s content.
Impact
Issue
Links do not have descriptive text
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
Links are not crawlable
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
EN
EN
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Cdisc.org can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and it matches the claimed language. Our system also found out that Cdisc.org 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.
cdisc.org
Open Graph description is not detected on the main page of CDISC. 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: