37.3 sec in total
1.6 sec
35.1 sec
625 ms
Welcome to cn40.cn homepage info - get ready to check Cn 40 best content for China right away, or after learning these important things about cn40.cn
中国日用科技网是日用科技全产业链信息门户网、内容包括资讯产品手机、日用数码、日用电脑、IT、区块链、日用品科技等!
Visit cn40.cnWe analyzed Cn40.cn page load time and found that the first response time was 1.6 sec and then it took 35.7 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. Unfortunately, there were 19 request timeouts, which can generally increase the web page load time, as the browser stays idle while waiting for website response.
cn40.cn performance score
name
value
score
weighting
Value3.4 s
37/100
10%
Value3.5 s
64/100
25%
Value6.9 s
33/100
10%
Value0 ms
100/100
30%
Value0.007
100/100
15%
Value3.5 s
92/100
10%
1553 ms
3516 ms
6085 ms
4445 ms
3148 ms
Our browser made a total of 84 requests to load all elements on the main page. We found that 40% of them (34 requests) were addressed to the original Cn40.cn, 10% (8 requests) were made to T12.baidu.com and 8% (7 requests) were made to Pos.baidu.com. The less responsive or slowest element that took the longest time to load (20.4 sec) relates to the external source T12.baidu.com.
Page size can be reduced by 198.7 kB (13%)
1.5 MB
1.3 MB
In fact, the total size of Cn40.cn main page is 1.5 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. 25% of websites need less resources to load. Images take 1.2 MB which makes up the majority of the site volume.
Potential reduce by 41.2 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 41.2 kB or 78% of the original size.
Potential reduce by 17.2 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. Cn 40 images are well optimized though.
Potential reduce by 121.1 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 121.1 kB or 61% of the original size.
Potential reduce by 19.1 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. Cn40.cn needs all CSS files to be minified and compressed as it can save up to 19.1 kB or 82% of the original size.
Number of requests can be reduced by 17 (28%)
61
44
The browser has sent 61 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Cn 40. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 13 to 1 for JavaScripts and as a result speed up the page load time.
cn40.cn
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cn40.css
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cn40.cn 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.
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
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
Links do not have a discernible name
Tables and lists
These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.
Impact
Issue
Lists do not contain only <li> elements and script supporting elements (<script> and <template>).
List items (<li>) are not contained within <ul> or <ol> parent elements.
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.
cn40.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
Displays images with incorrect aspect ratio
General
Impact
Issue
Detected JavaScript libraries
Browser errors were logged to the console
Page has valid source maps
cn40.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
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
Tap targets are not sized appropriately
ZH
N/A
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Cn40.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 Cn40.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.
cn40.cn
Open Graph description is not detected on the main page of Cn 40. 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: