46.2 sec in total
3.5 sec
42.3 sec
363 ms
Welcome to en.ustc.edu.cn homepage info - get ready to check En Ustc best content for China right away, or after learning these important things about en.ustc.edu.cn
The University of Science and Technology of China (USTC) is under the jurisdiction of the Chinese Academy of Sciences (CAS). As a key university of the nation, it is noted for its advanced science and...
Visit en.ustc.edu.cnWe analyzed En.ustc.edu.cn page load time and found that the first response time was 3.5 sec and then it took 42.7 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 25 request timeouts, which can generally increase the web page load time, as the browser stays idle while waiting for website response.
en.ustc.edu.cn performance score
name
value
score
weighting
Value1.9 s
86/100
10%
Value2.7 s
85/100
25%
Value10.3 s
8/100
10%
Value280 ms
81/100
30%
Value0.086
93/100
15%
Value5.1 s
75/100
10%
3472 ms
14711 ms
5941 ms
10994 ms
20134 ms
Our browser made a total of 38 requests to load all elements on the main page. We found that 87% of them (33 requests) were addressed to the original En.ustc.edu.cn, 5% (2 requests) were made to Xinhuanet.com and 5% (2 requests) were made to Webd.home.news.cn. The less responsive or slowest element that took the longest time to load (20.1 sec) belongs to the original domain En.ustc.edu.cn.
Page size can be reduced by 86.2 kB (14%)
629.0 kB
542.8 kB
In fact, the total size of En.ustc.edu.cn main page is 629.0 kB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. Only 10% of websites need less resources to load. Images take 565.3 kB which makes up the majority of the site volume.
Potential reduce by 21.2 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 21.2 kB or 74% of the original size.
Potential reduce by 39.0 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. En Ustc images are well optimized though.
Potential reduce by 8.6 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 8.6 kB or 59% of the original size.
Potential reduce by 17.3 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. En.ustc.edu.cn needs all CSS files to be minified and compressed as it can save up to 17.3 kB or 85% of the original size.
Number of requests can be reduced by 4 (33%)
12
8
The browser has sent 12 CSS, Javascripts, AJAX and image requests in order to completely render the main page of En Ustc. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 5 to 1 for JavaScripts and as a result speed up the page load time.
en.ustc.edu.cn
3472 ms
allmobilize.min.js
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iestyle201312.css
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jquery-1.8.3.min.js
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en.ustc.edu.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
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.
en.ustc.edu.cn best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Ensure CSP is effective against XSS attacks
General
Impact
Issue
Detected JavaScript libraries
en.ustc.edu.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
EN
EN
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise En.ustc.edu.cn can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and it matches the claimed language. Our system also found out that En.ustc.edu.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.
en.ustc.edu.cn
Open Graph description is not detected on the main page of En Ustc. 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: