Report Summary

  • 0

    Performance

  • 0

    Accessibility

  • 0

    Best Practices

  • 0

    SEO

Page Load Speed

72.5 sec in total

First Response

11.9 sec

Resources Loaded

60.6 sec

Page Rendered

133 ms

nsg.usst.edu.cn screenshot

About Website

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Key Findings

We analyzed Nsg.usst.edu.cn page load time and found that the first response time was 11.9 sec and then it took 60.7 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 26 request timeouts, which can generally increase the web page load time, as the browser stays idle while waiting for website response.

Performance Metrics

nsg.usst.edu.cn performance score

0

Network Requests Diagram

nsg.usst.edu.cn

11863 ms

style.css

15499 ms

jquery-1.10.2.min.js

19633 ms

extends.js

2051 ms

common.js

5329 ms

Our browser made a total of 49 requests to load all elements on the main page. We found that all of those requests were addressed to Nsg.usst.edu.cn and no external sources were called. The less responsive or slowest element that took the longest time to load (20.5 sec) belongs to the original domain Nsg.usst.edu.cn.

Page Optimization Overview & Recommendations

Page size can be reduced by 260.6 kB (61%)

Content Size

428.7 kB

After Optimization

168.1 kB

In fact, the total size of Nsg.usst.edu.cn main page is 428.7 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 5% of websites need less resources to load. Images take 279.1 kB which makes up the majority of the site volume.

HTML Optimization

-84%

Potential reduce by 66.3 kB

  • Original 79.1 kB
  • After minification 66.9 kB
  • After compression 12.8 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 12.2 kB, which is 15% 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 66.3 kB or 84% of the original size.

Image Optimization

-50%

Potential reduce by 140.6 kB

  • Original 279.1 kB
  • After minification 138.5 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. Obviously, Nsg Usst needs image optimization as it can save up to 140.6 kB or 50% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-75%

Potential reduce by 36.7 kB

  • Original 48.6 kB
  • After minification 38.3 kB
  • After compression 11.9 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 36.7 kB or 75% of the original size.

CSS Optimization

-78%

Potential reduce by 17.0 kB

  • Original 21.8 kB
  • After minification 19.3 kB
  • After compression 4.8 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. Nsg.usst.edu.cn needs all CSS files to be minified and compressed as it can save up to 17.0 kB or 78% of the original size.

Requests Breakdown

Number of requests can be reduced by 7 (32%)

Requests Now

22

After Optimization

15

The browser has sent 22 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Nsg Usst. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 8 to 1 for JavaScripts and as a result speed up the page load time.

SEO Factors

nsg.usst.edu.cn SEO score

0

Language and Encoding

  • Language Detected

    N/A

  • Language Claimed

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Nsg.usst.edu.cn can be misinterpreted by Google and other search engines. Unfortunately we cannot identify language used on the page (probably there is a mix of languages, too little text or something else) and no language is claimed in <html> or <meta> tags either. Our system also found out that Nsg.usst.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.

Social Sharing Optimization

Open Graph description is not detected on the main page of Nsg Usst. 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: