45.2 sec in total
2.1 sec
40.5 sec
2.6 sec
Click here to check amazing News 51 Cto content for China. Otherwise, check out these important facts you probably never knew about news.51cto.com
51CTO是中国知名的数字化人才学习平台和技术社区,以服务一亿数字化人才职业成长为己任,对中国数千万数字化人才拥有强大的影响力和服务能力。通过技术社区、技术博客和新媒体矩阵等综合产品服务体系,凝聚了2000万+IT技术人员、50万+位技术博主和近千家IT公司的CTO;通过丰富且高质量的IT技术在线教育资源,完整覆盖就业培训、在职提升、认证考试等职业教育领域,分别打造企业培训、个人提升创新产品矩阵,...
Visit news.51cto.comWe analyzed News.51cto.com page load time and found that the first response time was 2.1 sec and then it took 43.1 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 2 request timeouts, which can generally increase the web page load time, as the browser stays idle while waiting for website response.
news.51cto.com performance score
name
value
score
weighting
Value16.7 s
0/100
10%
Value23.4 s
0/100
25%
Value37.3 s
0/100
10%
Value590 ms
50/100
30%
Value0.001
100/100
15%
Value23.6 s
1/100
10%
2073 ms
1951 ms
2270 ms
1964 ms
13332 ms
Our browser made a total of 84 requests to load all elements on the main page. We found that 1% of them (1 request) were addressed to the original News.51cto.com, 20% (17 requests) were made to Images.51cto.com and 18% (15 requests) were made to 51cto.com. The less responsive or slowest element that took the longest time to load (20.2 sec) relates to the external source S1.51cto.com.
Page size can be reduced by 305.4 kB (27%)
1.1 MB
815.5 kB
In fact, the total size of News.51cto.com 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. 25% of websites need less resources to load. Images take 708.4 kB which makes up the majority of the site volume.
Potential reduce by 55.1 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 55.1 kB or 75% of the original size.
Potential reduce by 47.5 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. News 51 Cto images are well optimized though.
Potential reduce by 188.2 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 188.2 kB or 59% of the original size.
Potential reduce by 14.6 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. News.51cto.com needs all CSS files to be minified and compressed as it can save up to 14.6 kB or 83% of the original size.
Number of requests can be reduced by 56 (70%)
80
24
The browser has sent 80 CSS, Javascripts, AJAX and image requests in order to completely render the main page of News 51 Cto. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 36 to 1 for JavaScripts and as a result speed up the page load time.
{{url}}
{{time}} ms
news.51cto.com 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.
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
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.
news.51cto.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
Detected JavaScript libraries
news.51cto.com SEO score
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
GB2312
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise News.51cto.com 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 News.51cto.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.
{{og_description}}
news.51cto.com
Open Graph description is not detected on the main page of News 51 Cto. 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: