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it211.com.cn: 达内重点教育 中小学教育精品

达内重点教育是达内集团旗下面向中小学阶段的教育品牌。达内重点教育开设中小学学科教育阶段包括:小学语文、小学数学、小学英语、初中语文、初中数学、初中英语、初中物理等全部课程。

Page load speed analysis

  • 36/100

    Normal result
  • 5

    Successful tests
  • 3

    Failed tests
  • First response

    1.2 sec

  • Resources loaded

    8.2 sec

  • Page rendered

    1 ms

  • Total page load time

    9.3 sec

Visit it211.com.cn now to see the best up-to-date It 211 content for China and also check out these interesting facts you probably never knew about it211.com.cn

We analyzed It211.com.cn page load time and found that the first response time was 1.2 sec and then it took 8.2 sec to load all DOM resources and completely render a web page. This is a poor result, as 85% of websites can load faster.

Page optimization

  • HTML 987 B
    Images 0 B
    Javascripts 0 B
    CSS 0 B

    In fact, the total size of It211.com.cn main page is 987 B. 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 987 B which makes up the majority of the site volume.

    • Original 987 B
    • After compression 407 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 580 B or 59% of the original size.

Network requests diagram

  • it211.com.cn
  • www.tmooc.cn

Our browser made a total of 2 requests to load all elements on the main page. We found that 50% of them (1 request) were addressed to the original It211.com.cn, 50% (1 request) were made to Tmooc.cn. The less responsive or slowest element that took the longest time to load (7 sec) relates to the external source Tmooc.cn.

Additional info on it211.com.cn

Requests

Besides the initial HTML request, no CSS, Javascripts, AJAX or image files were requested in the course of web page rendering.

Poor result

Redirects

As for redirects, our browser was forwarded to http://www.tmooc.cn/ before it reached this domain.

IP address

It211.com.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

it211.com.cn

tmooc.cn

120.132.94.115

DNS records

Type Host Target/ip TTL Other
A

it211.com.cn

120.132.94.115 600
NS

it211.com.cn

vip2.alidns.com 86400
NS

it211.com.cn

vip1.alidns.com 86400
SOA

it211.com.cn

3600 Mname: vip1.alidns.com
Rname: hostmaster.hichina.com
Serial: 2018052509
Refresh: 3600
Retry: 1200
Expire: 86400
Minimum-ttl: 360

Language and encoding

Normal result

Language

ZH zh language flag

Detected

N/A  language flag

Claimed

Encoding

UTF-8

Claimed

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise It211.com.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 It211.com.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.

HTTPS certificate

SSL Certificate

It211.com.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 98.9% of all visits is China. It’s good for It211.com.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 It 211. 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:

it211.com.cn

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