20.4 sec in total
1.6 sec
18.1 sec
685 ms
Welcome to linux.cn homepage info - get ready to check Linux best content for China right away, or after learning these important things about linux.cn
Linux中国是一家创立于2003年的国内开源社区,主要关注方向在 Linux 推广、Linux 技术研究、Linux 业界事件的传播。Linux 中国包括网站、微博、微信和邮件列表等平台。
Visit linux.cnWe analyzed Linux.cn page load time and found that the first response time was 1.6 sec and then it took 18.8 sec to load all DOM resources and completely render a web page. This is a poor result, as 95% of websites can load faster.
linux.cn performance score
name
value
score
weighting
Value3.4 s
37/100
10%
Value4.1 s
47/100
25%
Value7.9 s
23/100
10%
Value0 ms
100/100
30%
Value0
100/100
15%
Value3.4 s
93/100
10%
1614 ms
3951 ms
3284 ms
5258 ms
5267 ms
Our browser made a total of 71 requests to load all elements on the main page. We found that 3% of them (2 requests) were addressed to the original Linux.cn, 94% (67 requests) were made to Dn-linuxcn.qbox.me and 3% (2 requests) were made to Hm.baidu.com. The less responsive or slowest element that took the longest time to load (10.1 sec) relates to the external source Dn-linuxcn.qbox.me.
Page size can be reduced by 297.2 kB (27%)
1.1 MB
788.7 kB
In fact, the total size of Linux.cn main page is 1.1 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. 35% of websites need less resources to load. Images take 773.0 kB which makes up the majority of the site volume.
Potential reduce by 72.5 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 72.5 kB or 79% of the original size.
Potential reduce by 57.1 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. Linux images are well optimized though.
Potential reduce by 81.2 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 81.2 kB or 72% of the original size.
Potential reduce by 86.4 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. Linux.cn needs all CSS files to be minified and compressed as it can save up to 86.4 kB or 80% of the original size.
Number of requests can be reduced by 21 (30%)
70
49
The browser has sent 70 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Linux. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 9 to 1 for JavaScripts and as a result speed up the page load time.
linux.cn
1614 ms
style_1_common.css
3951 ms
responsive.css
3284 ms
common.js
5258 ms
jquery-1.11.0.min.js
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jquery.plugins.js
5585 ms
bootstrap.min.js
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portal.js
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logging.js
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md5.js
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api.php
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linux.cn accessibility score
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
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.
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
Some elements have a [tabindex] value greater than 0
linux.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
linux.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
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 Linux.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 Linux.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.
linux.cn
Open Graph description is not detected on the main page of Linux. 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: