33.3 sec in total
9.6 sec
23.2 sec
412 ms
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Visit zkxdt.cnWe analyzed Zkxdt.cn page load time and found that the first response time was 9.6 sec and then it took 23.7 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. This domain responded with an error, which can significantly jeopardize Zkxdt.cn rating and web reputation
zkxdt.cn performance score
name
value
score
weighting
Value6.3 s
3/100
10%
Value7.2 s
5/100
25%
Value17.1 s
0/100
10%
Value540 ms
54/100
30%
Value0.14
79/100
15%
Value77.5 s
0/100
10%
9605 ms
1278 ms
1957 ms
1147 ms
3251 ms
Our browser made a total of 87 requests to load all elements on the main page. We found that all of those requests were addressed to Zkxdt.cn and no external sources were called. The less responsive or slowest element that took the longest time to load (11.8 sec) belongs to the original domain Zkxdt.cn.
Page size can be reduced by 173.8 kB (53%)
327.9 kB
154.0 kB
In fact, the total size of Zkxdt.cn main page is 327.9 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. 25% of websites need less resources to load. Images take 133.7 kB which makes up the majority of the site volume.
Potential reduce by 84.8 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. This page needs HTML code to be minified as it can gain 31.0 kB, which is 30% 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 84.8 kB or 83% of the original size.
Potential reduce by 26.0 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. Obviously, Zkxdt needs image optimization as it can save up to 26.0 kB or 19% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 63.0 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 63.0 kB or 68% of the original size.
Number of requests can be reduced by 11 (13%)
84
73
The browser has sent 84 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Zkxdt. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 4 to 1 for JavaScripts and as a result speed up the page load time.
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zkxdt.cn accessibility score
ARIA
These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.
Impact
Issue
ARIA input fields do not have accessible names
Elements with an ARIA [role] that require children to contain a specific [role] are missing some or all of those required children.
Contrast
These are opportunities to improve the legibility of your content.
Impact
Issue
Background and foreground colors do not have a sufficient contrast ratio.
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
Heading elements are not in a sequentially-descending order
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
Links do not have a discernible name
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.
zkxdt.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
Page has valid source maps
zkxdt.cn SEO score
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
ZH
N/A
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Zkxdt.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 Zkxdt.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.
{{og_description}}
zkxdt.cn
Open Graph description is not detected on the main page of Zkxdt. 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: