63.6 sec in total
12.5 sec
48.9 sec
2.2 sec
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Visit jsz.jxedt.comWe analyzed Jsz.jxedt.com page load time and found that the first response time was 12.5 sec and then it took 51.1 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 7 request timeouts, which can generally increase the web page load time, as the browser stays idle while waiting for website response.
jsz.jxedt.com performance score
name
value
score
weighting
Value6.7 s
2/100
10%
Value22.0 s
0/100
25%
Value12.5 s
3/100
10%
Value80 ms
99/100
30%
Value0.034
100/100
15%
Value9.7 s
29/100
10%
12531 ms
2146 ms
1970 ms
126 ms
19840 ms
Our browser made a total of 122 requests to load all elements on the main page. We found that 1% of them (1 request) were addressed to the original Jsz.jxedt.com, 22% (27 requests) were made to J2.58cdn.com.cn and 8% (10 requests) were made to Pos.baidu.com. The less responsive or slowest element that took the longest time to load (19.8 sec) relates to the external source Pic6.58cdn.com.cn.
Page size can be reduced by 398.0 kB (51%)
778.8 kB
380.8 kB
In fact, the total size of Jsz.jxedt.com main page is 778.8 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. 40% of websites need less resources to load. Javascripts take 298.7 kB which makes up the majority of the site volume.
Potential reduce by 177.7 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 177.7 kB or 89% of the original size.
Potential reduce by 11.4 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. Jsz Jxedt images are well optimized though.
Potential reduce by 172.0 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 172.0 kB or 58% of the original size.
Potential reduce by 36.9 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. Jsz.jxedt.com needs all CSS files to be minified and compressed as it can save up to 36.9 kB or 73% of the original size.
Number of requests can be reduced by 65 (58%)
112
47
The browser has sent 112 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Jsz Jxedt. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 42 to 1 for JavaScripts and as a result speed up the page load time.
jsz.jxedt.com
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jquery-1.8.3.min.js
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exam300.css
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kaoshilogo.gif
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moveTips300.js
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click.min.js
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jsz.jxedt.com accessibility score
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
Buttons do not have an accessible name
Image elements do not have [alt] attributes
Contrast
These are opportunities to improve the legibility of your content.
Impact
Issue
Background and foreground colors do not have a sufficient contrast ratio.
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.
jsz.jxedt.com 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
User Experience
Impact
Issue
Displays images with incorrect aspect ratio
Serves images with low resolution
General
Impact
Issue
Registers an unload listener
Detected JavaScript libraries
Page has valid source maps
Issues were logged in the Issues panel in Chrome Devtools
jsz.jxedt.com SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
Links are not crawlable
Page is blocked from indexing
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
GB2312
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Jsz.jxedt.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 Jsz.jxedt.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.
jsz.jxedt.com
Open Graph description is not detected on the main page of Jsz Jxedt. 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: