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phym.sdu.edu.cn: 友情提示

山东大学物理学院

Page load speed analysis

  • 55/100

    Normal result
  • 7

    Successful tests
  • 1

    Failed test
  • First response

    1.8 sec

  • Resources loaded

    6.9 sec

  • Page rendered

    185 ms

  • Total page load time

    8.9 sec

Welcome to phym.sdu.edu.cn homepage info - get ready to check Phym Sdu best content for China right away, or after learning these important things about phym.sdu.edu.cn

We analyzed Phym.sdu.edu.cn page load time and found that the first response time was 1.8 sec and then it took 7.1 sec to load all DOM resources and completely render a web page. This is a poor result, as 80% of websites can load faster.

Page optimization

  • HTML 37.5 kB
    Images 353.0 kB
    Javascripts 128.7 kB
    CSS 18.5 kB

    In fact, the total size of Phym.sdu.edu.cn main page is 537.8 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. 15% of websites need less resources to load. Images take 353.0 kB which makes up the majority of the site volume.

    • Original 37.5 kB
    • After minification 33.4 kB
    • After compression 8.6 kB

    HTML optimization

    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 4.2 kB, which is 11% 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 29.0 kB or 77% of the original size.

    • Original 353.0 kB
    • After optimization 352.4 kB

    Image optimization

    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. Phym Sdu images are well optimized though.

    • Original 128.7 kB
    • After minification 128.5 kB
    • After compression 49.9 kB

    JavaScript optimization

    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 78.9 kB or 61% of the original size.

    • Original 18.5 kB
    • After minification 14.9 kB
    • After compression 2.8 kB

    CSS optimization

    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. Phym.sdu.edu.cn needs all CSS files to be minified and compressed as it can save up to 15.7 kB or 85% of the original size.

Network requests diagram

  • phym.sdu.edu.cn
  • style.css
  • config.js
  • jquery.min.js
  • css.js
  • common.js
  • login.js
  • validator.js
  • jquery-1.7.1.min.js
  • menu.js
  • bg.jpg
  • top.jpg
  • enbtn.jpg
  • nav_bg.jpg
  • searchbtn.jpg
  • morebtn.jpg
  • xsbg_t1.jpg
  • xsbg_t2.jpg
  • xsbg_t3.jpg
  • xsbg_t4.jpg
  • kyjg_pppi.jpg
  • kyjg_sklcm.jpg
  • main_headerbg.jpg
  • searchbg.jpg
  • titlebg1.jpg
  • xwdt_keybg.jpg
  • li.jpg
  • titlebg2.jpg
  • tzgg_titlebg.jpg
  • table_titlebg.jpg
  • xsbg_banner.jpg
  • titlebg3.jpg
  • title_bkjy.jpg
  • title_yjsjy.jpg
  • title_kxyj.jpg
  • title_xysh.jpg
  • zpxx_bg.jpg
  • jxjg_bg.jpg
  • kyjg_bg.jpg
  • hyxx_bg.jpg
  • link_bg.jpg

Our browser made a total of 41 requests to load all elements on the main page. We found that all of those requests were addressed to Phym.sdu.edu.cn and no external sources were called. The less responsive or slowest element that took the longest time to load (3.6 sec) belongs to the original domain Phym.sdu.edu.cn.

Additional info on phym.sdu.edu.cn

Requests

The browser has sent 40 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Phym Sdu. 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.

8

Javascripts

31

Images

1

CSS

40

All

Possible request optimization

1

Javascripts

23

Images

1

CSS

15

Optimized

25

All

Normal result

IP address

This IP address is dedicated to Phym.sdu.edu.cn. This is the best domain hosting practice .

Good result

IP Trace

DNS records

Type Host Target/ip TTL Other
A

phym.sdu.edu.cn

211.86.56.203 1799

Language and encoding

Normal result

Language

N/A  language flag

Detected

N/A  language flag

Claimed

Encoding

GBK

Claimed

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Phym.sdu.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 Phym.sdu.edu.cn main page’s claimed encoding is gbk. 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.

HTTPS certificate

SSL Certificate

Phym.sdu.edu.cn has no SSL certificate. Web browsing can be safer with HTTPS connection, so we suggest that it should be obtained for this site.

Normal result

Visitor World Map

Country of origin for 84% of all visits is China. Unfortunately, we cannot track the location of Phym.sdu.edu.cn server and thus cannot define if the distance between their user base and server can potentially affect the page load time

Good result

Poor result

Social Sharing Optimization

Open Graph description is not detected on the main page of Phym Sdu. 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:

phym.sdu.edu.cn

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