34.7 sec in total
Welcome to xueliedu.cn homepage info - get ready to check Xueliedu best content right away, or after learning these important things about xueliedu.cn
We analyzed Xueliedu.cn page load time and found that the first response time was 2.5 sec and then it took 32.1 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 23 request timeouts, which can generally increase the web page load time, as the browser stays idle while waiting for website response.
xueliedu.cn performance score
Our browser made a total of 79 requests to load all elements on the main page. We found that 66% of them (52 requests) were addressed to the original Xueliedu.cn, 14% (11 requests) were made to Bdimg.share.baidu.com and 4% (3 requests) were made to Combo.b.qq.com. The less responsive or slowest element that took the longest time to load (20.5 sec) belongs to the original domain Xueliedu.cn.
Page size can be reduced by 557.7 kB (20%)
In fact, the total size of Xueliedu.cn main page is 2.7 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 2.0 MB which makes up the majority of the site volume.
Potential reduce by 48.8 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. This page needs HTML code to be minified as it can gain 9.2 kB, which is 14% of the original size. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 48.8 kB or 75% of the original size.
Potential reduce by 91.7 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. Xueliedu images are well optimized though.
Potential reduce by 397.1 kB
Potential reduce by 20.1 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. Xueliedu.cn needs all CSS files to be minified and compressed as it can save up to 20.1 kB or 79% of the original size.
Number of requests can be reduced by 24 (45%)
xueliedu.cn accessibility score
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.
ARIA input fields do not have accessible names
Elements with an ARIA [role] that require children to contain a specific [role] are missing some or all of those required children.
These are opportunities to improve the legibility of your content.
Background and foreground colors do not have a sufficient contrast ratio.
These are opportunities to improve keyboard navigation in your application.
Heading elements are not in a sequentially-descending order
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.
Image elements do not have [alt] attributes
Links do not have a discernible name
xueliedu.cn best practices score
Trust and Safety
Does not use HTTPS
Ensure CSP is effective against XSS attacks
Serves images with low resolution
Browser errors were logged to the console
Page has valid source maps
xueliedu.cn SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Links are not crawlable
Content Best Practices
Format your HTML in a way that enables crawlers to better understand your app’s content.
Image elements do not have [alt] attributes
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/).
Document uses legible font sizes
Tap targets are not sized appropriately
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Xueliedu.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 Xueliedu.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.
Open Graph description is not detected on the main page of Xueliedu. 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: