97.9 sec in total
1 sec
96.1 sec
793 ms
Click here to check amazing Dangdang content for China. Otherwise, check out these important facts you probably never knew about dangdang.com
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Visit dangdang.comWe analyzed Dangdang.com page load time and found that the first response time was 1 sec and then it took 96.9 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 13 request timeouts, which can generally increase the web page load time, as the browser stays idle while waiting for website response.
dangdang.com performance score
name
value
score
weighting
Value4.0 s
23/100
10%
Value7.8 s
3/100
25%
Value16.9 s
0/100
10%
Value1,020 ms
26/100
30%
Value0.151
75/100
15%
Value8.1 s
42/100
10%
1025 ms
15559 ms
2374 ms
2162 ms
4541 ms
Our browser made a total of 112 requests to load all elements on the main page. We found that 8% of them (9 requests) were addressed to the original Dangdang.com, 13% (15 requests) were made to Img62.ddimg.cn and 11% (12 requests) were made to Img60.ddimg.cn. The less responsive or slowest element that took the longest time to load (20.3 sec) relates to the external source Img3x2.ddimg.cn.
Page size can be reduced by 474.1 kB (18%)
2.6 MB
2.1 MB
In fact, the total size of Dangdang.com main page is 2.6 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. 35% of websites need less resources to load. Images take 2.0 MB which makes up the majority of the site volume.
Potential reduce by 298.5 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 298.5 kB or 80% of the original size.
Potential reduce by 37.7 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. Dangdang images are well optimized though.
Potential reduce by 133.4 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 133.4 kB or 60% of the original size.
Potential reduce by 4.5 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. Dangdang.com needs all CSS files to be minified and compressed as it can save up to 4.5 kB or 51% of the original size.
Number of requests can be reduced by 18 (19%)
94
76
The browser has sent 94 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Dangdang. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 14 to 1 for JavaScripts and as a result speed up the page load time.
dangdang.com
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dangdang.com 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
Image elements do not have [alt] attributes
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.
dangdang.com 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
Browser errors were logged to the console
Missing source maps for large first-party JavaScript
dangdang.com 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
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 doesn't use legible font sizes
ZH
N/A
GB2312
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Dangdang.com 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 Dangdang.com 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.
dangdang.com
Open Graph description is not detected on the main page of Dangdang. 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: