Analyze

cast.org.cn: 中国科学技术协会

Page load speed analysis

  • 47/100

    Normal result
  • 5

    Successful tests
  • 3

    Failed tests
  • First response

    4.7 sec

  • Resources loaded

    28.4 sec

  • Page rendered

    113 ms

  • Total page load time

    33.2 sec

Click here to check amazing Cast content for China. Otherwise, check out these important facts you probably never knew about cast.org.cn

We analyzed Cast.org.cn page load time and found that the first response time was 4.7 sec and then it took 28.6 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 3 request timeouts, which can generally increase the web page load time, as the browser stays idle while waiting for website response.

Page optimization

  • HTML 177 B
    Images 0 B
    Javascripts 199.5 kB
    CSS 34.5 kB

    In fact, the total size of Cast.org.cn main page is 234.2 kB. This result falls within a big category (top 100 000) of medium weight web pages. Only a small number of websites need less resources to load. Javascripts take 199.5 kB which makes up the majority of the site volume.

    • Original 177 B
    • After minification 174 B
    • After compression 153 B

    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. 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 24 B or 14% of the original size.

    • Original 199.5 kB
    • After minification 124.7 kB
    • After compression 34.7 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 164.8 kB or 83% of the original size.

    • Original 34.5 kB
    • After minification 28.4 kB
    • After compression 4.5 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. Cast.org.cn needs all CSS files to be minified and compressed as it can save up to 30.0 kB or 87% of the original size.

Network requests diagram

  • cast.org.cn
  • index.html
  • jquery-1.4.1.js
  • index_20080430.css
  • mm_menu.js

Our browser made a total of 5 requests to load all elements on the main page. We found that all of those requests were addressed to Cast.org.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 Cast.org.cn.

Additional info on cast.org.cn

Requests

The browser has sent 1 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Cast. According to our analytics all requests are already optimized.

1

CSS

1

All

Possible request optimization

1

CSS

0

Optimized

1

All

Good result

IP address

Cast.org.cn uses IP address which is currently shared with 1 other domain. The more sites share the same IP address, the higher the host server’s workload is. It is strongly recommended that the host server should be changed or the hosting provider should be requested to give a different (separate) IP address for this domain.

Normal result

IP Trace

cast.org.cn

english.cast.org.cn

210.14.118.46

210.14.118.67

DNS records

Type Host Target/ip TTL Other
A

cast.org.cn

210.14.118.46 3600
A

cast.org.cn

210.14.118.67 3600
NS

cast.org.cn

media.cast.org.cn 3600
NS

cast.org.cn

win-1i6vkc5k613 3600
NS

cast.org.cn

win-8upiqn7lp1a 3600

Language and encoding

Poor result

Language

ZH zh language flag

Detected

N/A  language flag

Claimed

Encoding

N/A

Claimed

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Cast.org.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 Cast.org.cn main page’s claimed encoding is . 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

Cast.org.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 71% of all visits is China. It’s good for Cast.org.cn that their server is also located in China, as that enables the majority of their visitors to benefit from a much faster page load time.

Good result

Poor result

Social Sharing Optimization

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

cast.org.cn

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