83.2 sec in total
2.8 sec
78.8 sec
1.6 sec
Welcome to jjzdm.com homepage info - get ready to check Jjzdm best content for China right away, or after learning these important things about jjzdm.com
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Visit jjzdm.comWe analyzed Jjzdm.com page load time and found that the first response time was 2.8 sec and then it took 80.4 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 were 48 request timeouts, which can generally increase the web page load time, as the browser stays idle while waiting for website response.
jjzdm.com performance score
name
value
score
weighting
Value6.8 s
1/100
10%
Value24.8 s
0/100
25%
Value17.8 s
0/100
10%
Value1,000 ms
27/100
30%
Value0.212
59/100
15%
Value9.8 s
28/100
10%
2769 ms
10922 ms
1877 ms
2788 ms
1901 ms
Our browser made a total of 263 requests to load all elements on the main page. We found that 1% of them (3 requests) were addressed to the original Jjzdm.com, 48% (126 requests) were made to Img.jjzdm.com and 16% (42 requests) were made to Asearch.alicdn.com. The less responsive or slowest element that took the longest time to load (20.5 sec) relates to the external source Img.jjzdm.com.
Page size can be reduced by 966.5 kB (26%)
3.7 MB
2.7 MB
In fact, the total size of Jjzdm.com main page is 3.7 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. 65% of websites need less resources to load. Images take 2.4 MB which makes up the majority of the site volume.
Potential reduce by 273.8 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. 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 273.8 kB or 88% of the original size.
Potential reduce by 79.6 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. Jjzdm images are well optimized though.
Potential reduce by 463.9 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 463.9 kB or 65% of the original size.
Potential reduce by 149.1 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. Jjzdm.com needs all CSS files to be minified and compressed as it can save up to 149.1 kB or 81% of the original size.
Number of requests can be reduced by 77 (37%)
210
133
The browser has sent 210 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Jjzdm. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 45 to 1 for JavaScripts and from 12 to 1 for CSS and as a result speed up the page load time.
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jjzdm.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.
jjzdm.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
jjzdm.com SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
Links are not crawlable
robots.txt is not valid
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
ZH
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Jjzdm.com can be misinterpreted by Google and other search engines. Our service has detected that Chinese is used on the page, and it matches the claimed language. Our system also found out that Jjzdm.com 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}}
jjzdm.com
Open Graph description is not detected on the main page of Jjzdm. 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: