Report Summary

  • 0

    Performance

  • 0

    Accessibility

  • 0

    Best Practices

  • 0

    SEO

dsec.pku.edu.cn

Welcome to DSEC

Page Load Speed

7 sec in total

First Response

2.9 sec

Resources Loaded

3.9 sec

Page Rendered

130 ms

dsec.pku.edu.cn screenshot

About Website

Click here to check amazing DSEC Pku content for China. Otherwise, check out these important facts you probably never knew about dsec.pku.edu.cn

Visit dsec.pku.edu.cn

Key Findings

We analyzed Dsec.pku.edu.cn page load time and found that the first response time was 2.9 sec and then it took 4 sec to load all DOM resources and completely render a web page. This is a poor result, as 65% of websites can load faster.

Performance Metrics

dsec.pku.edu.cn performance score

0

Network Requests Diagram

dsec.pku.edu.cn

2941 ms

main.css

475 ms

bg.jpg

474 ms

Our browser made a total of 3 requests to load all elements on the main page. We found that all of those requests were addressed to Dsec.pku.edu.cn and no external sources were called. The less responsive or slowest element that took the longest time to load (2.9 sec) belongs to the original domain Dsec.pku.edu.cn.

Page Optimization Overview & Recommendations

Page size can be reduced by 913 B (34%)

Content Size

2.7 kB

After Optimization

1.8 kB

In fact, the total size of Dsec.pku.edu.cn main page is 2.7 kB. 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. HTML takes 939 B which makes up the majority of the site volume.

HTML Optimization

-42%

Potential reduce by 392 B

  • Original 939 B
  • After minification 802 B
  • After compression 547 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. This page needs HTML code to be minified as it can gain 137 B, 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 392 B or 42% of the original size.

Image Optimization

-0%

Potential reduce by 0 B

  • Original 885 B
  • After minification 885 B

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. DSEC Pku images are well optimized though.

CSS Optimization

-61%

Potential reduce by 521 B

  • Original 855 B
  • After minification 677 B
  • After compression 334 B

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. Dsec.pku.edu.cn needs all CSS files to be minified and compressed as it can save up to 521 B or 61% of the original size.

Requests Breakdown

We found no issues to fix!

Requests Now

2

After Optimization

2

The browser has sent 2 CSS, Javascripts, AJAX and image requests in order to completely render the main page of DSEC Pku. According to our analytics all requests are already optimized.

SEO Factors

dsec.pku.edu.cn SEO score

0

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    N/A

  • Encoding

    GB2312

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Dsec.pku.edu.cn can be misinterpreted by Google and other search engines. Our service has detected that English 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 Dsec.pku.edu.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.

Social Sharing Optimization

Open Graph description is not detected on the main page of DSEC Pku. 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: