39 sec in total
9.5 sec
27.9 sec
1.6 sec
Welcome to km4.jszks.cn homepage info - get ready to check Km 4 Jszks best content for China right away, or after learning these important things about km4.jszks.cn
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Visit km4.jszks.cnWe analyzed Km4.jszks.cn page load time and found that the first response time was 9.5 sec and then it took 29.5 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 2 request timeouts, which can generally increase the web page load time, as the browser stays idle while waiting for website response.
km4.jszks.cn performance score
name
value
score
weighting
Value2.2 s
78/100
10%
Value2.2 s
95/100
25%
Value10.3 s
8/100
10%
Value140 ms
95/100
30%
Value0.107
88/100
15%
Value8.5 s
38/100
10%
9541 ms
1119 ms
3458 ms
3697 ms
885 ms
Our browser made a total of 73 requests to load all elements on the main page. We found that 7% of them (5 requests) were addressed to the original Km4.jszks.cn, 11% (8 requests) were made to Pos.baidu.com and 10% (7 requests) were made to Ww1.sinaimg.cn. The less responsive or slowest element that took the longest time to load (20.3 sec) relates to the external source Img.jszks.cn.
Page size can be reduced by 337.5 kB (18%)
1.9 MB
1.5 MB
In fact, the total size of Km4.jszks.cn main page is 1.9 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. 45% of websites need less resources to load. Images take 1.4 MB which makes up the majority of the site volume.
Potential reduce by 62.7 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 62.7 kB or 79% of the original size.
Potential reduce by 69.8 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. Km 4 Jszks images are well optimized though.
Potential reduce by 205.1 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 205.1 kB or 53% of the original size.
Number of requests can be reduced by 28 (43%)
65
37
The browser has sent 65 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Km 4 Jszks. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 22 to 1 for JavaScripts and as a result speed up the page load time.
km4.jszks.cn
9541 ms
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km4.jszks.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-*] attributes do not match their roles
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
Image elements do not have [alt] attributes
Links do not have a discernible name
Internationalization and localization
These are opportunities to improve the interpretation of your content by users in different locales.
Impact
Issue
<html> element does not have a [lang] attribute
km4.jszks.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
User Experience
Impact
Issue
Serves images with low resolution
General
Impact
Issue
Detected JavaScript libraries
Browser errors were logged to the console
km4.jszks.cn 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
ZH
N/A
GB2312
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Km4.jszks.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 Km4.jszks.cn 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.
km4.jszks.cn
Open Graph description is not detected on the main page of Km 4 Jszks. 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: