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iem.net.cn: 中国地震局工程力学研究所

中国地震局工程力学研究所

Page load speed analysis

  • 48/100

    Normal result
  • 6

    Successful tests
  • 2

    Failed tests
  • First response

    11.9 sec

  • Resources loaded

    20.4 sec

  • Page rendered

    283 ms

  • Total page load time

    32.5 sec

Visit iem.net.cn now to see the best up-to-date Iem content for China and also check out these interesting facts you probably never knew about iem.net.cn

We analyzed Iem.net.cn page load time and found that the first response time was 11.9 sec and then it took 20.7 sec to load all DOM resources and completely render a web page. This is a poor result, as 95% of websites can load faster.

Page optimization

  • HTML 35.9 kB
    Images 845.5 kB
    Javascripts 36.3 kB
    CSS 321 B

    In fact, the total size of Iem.net.cn main page is 918.0 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. 15% of websites need less resources to load. Images take 845.5 kB which makes up the majority of the site volume.

    • Original 35.9 kB
    • After minification 32.7 kB
    • After compression 6.3 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. 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 29.6 kB or 82% of the original size.

    • Original 845.5 kB
    • After optimization 641.3 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. Obviously, Iem needs image optimization as it can save up to 204.2 kB or 24% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

    • Original 36.3 kB
    • After minification 36.3 kB
    • After compression 14.0 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 22.3 kB or 61% of the original size.

    • Original 321 B
    • After minification 276 B
    • After compression 159 B

    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. Iem.net.cn needs all CSS files to be minified and compressed as it can save up to 162 B or 50% of the original size.

Network requests diagram

  • iem.net.cn
  • style.css
  • hjpfc.jpg
  • head.htm
  • cen1.jpg
  • top.jpg
  • left.htm
  • cea.jpg
  • mtbd.jpg
  • szkp.jpg
  • bm.jpg
  • left.jpg
  • l-01.jpg
  • dian.jpg
  • l-02.jpg
  • l-03.jpg
  • l-02ss.jpg
  • l-05.jpg
  • 1-10.jpg
  • l-08.jpg
  • szxx.jpg
  • 01.jpg
  • new.gif
  • 02.jpg
  • 03.jpg
  • 05.jpg
  • 04.jpg
  • copy.htm
  • CA100000000406850790001.js
  • count.php
  • gs.gif
  • gs.gif
  • blue.png

Our browser made a total of 33 requests to load all elements on the main page. We found that 85% of them (28 requests) were addressed to the original Iem.net.cn, 6% (2 requests) were made to Dcs.conac.cn and 3% (1 request) were made to Www7.itsun.com. The less responsive or slowest element that took the longest time to load (14.8 sec) belongs to the original domain Iem.net.cn.

Additional info on iem.net.cn

Requests

The browser has sent 31 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Iem. According to our analytics all requests are already optimized.

1

Javascripts

26

Images

1

CSS

3

AJAX

31

All

Possible request optimization

1

Javascripts

26

Images

1

CSS

3

AJAX

0

Optimized

31

All

Normal result

IP address

This IP address is dedicated to Iem.net.cn. This is the best domain hosting practice .

Normal result

IP Trace

iem.net.cn

111.40.8.99

DNS records

Type Host Target/ip TTL Other
A

iem.net.cn

111.40.8.99 3599
NS

iem.net.cn

ns20.xincache.com 3599
NS

iem.net.cn

ns19.xincache.com 3599
SOA

iem.net.cn

3599 Mname: ns20.xincache.com
Rname: hostmaster.xinnetdns.com
Serial: 2002042718
Refresh: 3600
Retry: 900
Expire: 720000
Minimum-ttl: 3600
MX

iem.net.cn

qiye163mx02.mxmail.netease.com 3599 Pri: 50

Language and encoding

Poor result

Language

ZH zh language flag

Detected

N/A  language flag

Claimed

Encoding

GB2312

Claimed

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Iem.net.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 Iem.net.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.

HTTPS certificate

SSL Certificate

Iem.net.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 100% of all visits is China. It’s good for Iem.net.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 Iem. 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:

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