5.4 sec in total
2.2 sec
3.2 sec
0 ms
Welcome to cntv.cn homepage info - get ready to check Cntv best content for China right away, or after learning these important things about cntv.cn
央视网(www.cctv.com)由中央广播电视总台主办,是以视频为特色的中央重点新闻网站,是央视的融合传播平台,是拥有全牌照业务资质的大型互联网文化企业。秉承“融合创新、一体发展”的理念,以新闻为龙头,以视频为重点,以用户为中心,建成“一网一端多平台多渠道”融媒体传播体系。
Visit cntv.cnWe analyzed Cntv.cn page load time and found that the first response time was 2.2 sec and then it took 3.2 sec to load all DOM resources and completely render a web page. This is a poor result, as 55% of websites can load faster.
cntv.cn performance score
name
value
score
weighting
Value3.6 s
33/100
10%
Value8.5 s
1/100
25%
Value11.5 s
5/100
10%
Value4,610 ms
0/100
30%
Value0
100/100
15%
Value29.4 s
0/100
10%
2174 ms
1008 ms
Our browser made a total of 2 requests to load all elements on the main page. We found that all of those requests were addressed to Cntv.cn and no external sources were called. The less responsive or slowest element that took the longest time to load (2.2 sec) belongs to the original domain Cntv.cn.
Page size can be reduced by 1.4 MB (54%)
2.5 MB
1.2 MB
In fact, the total size of Cntv.cn main page is 2.5 MB. This result falls within the top 5000 of lightweight and thus fast loading web pages. Only a small number of websites need less resources to load. Javascripts take 1.3 MB which makes up the majority of the site volume.
Potential reduce by 45 B
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 45 B or 19% of the original size.
Potential reduce by 73.6 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. Cntv images are well optimized though.
Potential reduce by 903.8 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 903.8 kB or 68% of the original size.
Potential reduce by 405.5 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. Cntv.cn needs all CSS files to be minified and compressed as it can save up to 405.5 kB or 83% of the original size.
We found no issues to fix!
0
0
Besides the initial HTML request, no CSS, Javascripts, AJAX or image files were requested in the course of web page rendering.
cntv.cn
2174 ms
www.cntv.cn
1008 ms
cntv.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.
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
Form elements do not have associated labels
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
[lang] attributes do not have a valid value
cntv.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
Serves images with low resolution
General
Impact
Issue
Detected JavaScript libraries
Browser errors were logged to the console
Missing source maps for large first-party JavaScript
cntv.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
N/A
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Cntv.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 Cntv.cn main page’s claimed encoding is . 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.
cntv.cn
Open Graph description is not detected on the main page of Cntv. 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: