Thea.cn 教育联展网(thea.cn):助你成功的培训考试门户网站！

教育联展网(thea.cn)十年专注于培训考试行业，为您提供最专业的考试资料、培训课程、在线考试、网络课堂、企业培训等，助你学业、事业成功！

Thea.cn Overview

Thea.cn ranking shows that the page is at position 42,618 over the world, while the bulk of its audience is from China, where it ranks 4,861.

It is beneficial to thea.cn that their hosting company DNC-AS Dimension Network & Communication Limited, HK servers are located in China, as that reduces page load time for the majority of their users. See the list of other webpages hosted on DNC-AS Dimension Network & Communication Limited, HK servers.

In terms of rank-to-traffic ratio, thea.cn has 12,363 unique users per day, viewing 17,481 pages. The rank based value of thea.cn is 303,048 USD. Every user makes 1.51 pageviews on average.

Thea.cn boasts a link base consisting of 295 referring domains and 315 external backlinks, as revealed by the data obtained from web network scanning.

Thea.cn top-level domain belongs to .CN domain zone. Check other webpages in .CN zone.

According the last verification test in August 24, 2024, thea.cn has an expired wildcard SSL certificate issued by TrustAsia Technologies, Inc. (expired on May 03, 2025). Click button “Update” SSL Information at the Safety Information section. Check the list of websites using SSL by TrustAsia Technologies, Inc..

Based on data from Google Safe Browsing, Google Safe Search and Symantec thea.cn is a fairly safe domain.

According the Mobile-Friendly test by Google thea.cn is nice optimized for mobile devices and tablets, however the webpage speed could be improved.

Thea.cn Rank Summary

Global Rank

42,618

Average Load Time

2.86sec

Links In Count

391

Website Value

$280,600

Audience Geography. Where are thea.cn visitors located?

Country	Visitors
China CN	98.1%
Other	2%

Country	Pageviews
China CN	95.7%
Other	4.3%

Country	Rank
China CN	4861

Where do visitors go on thea.cn?

Subdomain	Pageviews
thea.cn	99.1%
other	0.9%

Subdomain	Pageviews per User
thea.cn	1.3

Subdomain	Reach
thea.cn	98.87%

How popular is thea.cn?

Period	Global Rank	Global Rank Delta
past 3 months	42618	690
past month	43198	3051
past week	75868	36793
yesterday	1248443	1224805

Days	Pageviews Rank	Pageviews Rank Delta	Pageviews per Million	Pageviews per Million Delta	Pageviews per User	Pageviews per User Delta
90	69898	7769	85	-12.46%	1.4	-14.46%
30	75096	12621	78	-20.28%	1.3	-20.75%
7	116802	49789	46	-49.989%	1	10%
1	1337959	1301427	1	-99.669%	1	-42.2%

Days	Reach Rank	Reach Rank Delta	Reach per Million	Reach per Million Delta
90	35327	-1376	22	2%
30	34438	-79	23	0.2%
7	64428	32517	10	-54.587%
1	1194484	1173487	2	-99.427%

Thea.cn Website Safety

Overview

Last Updated: 05/20/2025

Overall result - thea.cn is safe.

We gather website safety and reputation data and compare it with available third-party sources so we calculate own safety and trustworthiness rate based on information that we get.

Norton Connect Safe

Last Updated: 03/22/2025

thea.cn is safe.

Norton ConnectSafe evaluates thea.cn for any unsafe and insecure content. The results are critical for families with young children.

Google Safe Search

Last Updated: 02/10/2019

thea.cn is safe.

SafeSearch is used as a parental control tool to filter out any inappropriate for your children search results on your devices: phones, tablets or personal computers.

Google Safe Browsing

Last Updated: 01/09/2019

thea.cn is safe.
Malware: not found.
Phishing: not detected.
Unwanted software: not found.
Harmfull applications: not found.

Google Safe Browsing notifies when websites are compromised by malicious actors. These protections work across Google products and provide a safer online experience.

Site Advisor

Last Updated: 02/22/2021

thea.cn is safe.

McAfee assesses thea.cn for a meaningful set of security threats. Featured dangers from annoying pop-ups to hidden Trojans, that can steal your identity, will be revealed. McAfee does not analyze thea.cn for mature or inappropriate content, only security checks are evaluated.

Web of Trust

Last Updated: 05/20/2025

thea.cn child safety is unknown.

The WOT calculates reputation of the thea.cn. This reputation system receives ratings from users and information from third-party sources, assesses the thea.cn for safety features and confirms, whether thea.cn is suitable for children.

SSL Information

SSL Checker Tool

Domain	*.thea.cn
Issuer Organization	TrustAsia Technologies, Inc.
Issuer	TrustAsia RSA DV TLS CA G2
Algorithm	RSA-SHA384
Valid form	04/12/2024
Expiration	05/03/2025
Signed	Certificate is not self signed
Additional Domains	*.thea.cn thea.cn

Thea.cn Rank History

Alexa Rank shows how popular thea.cn is in comparison with other sites. The most popular site has Alexa Rank equals 1. If thea.cn has Alexa Rank equals 100,000, then it is in TOP 100,000 popular sites in the world. The rank is calculated using a combination of average daily visitors to thea.cn and pageviews on thea.cn over the past 3 months.

Thea.cn Hosting Information

Server Location

Geolocation Tool

ASN Information

ASN Lookup Tool

ASN ID: 59371

ASN Title: DNC-AS Dimension Network & Communication Limited, HK

Last Update: 04/12/2025

#
# ARIN WHOIS data and services are subject to the Terms of Use
# available at: https://www.arin.net/whois_tou.html
#
# If you see inaccuracies in the results, please report at
# https://www.arin.net/resources/whois_reporting/index.html
#
# Copyright 1997-2018, American Registry for Internet Numbers, Ltd.
#

No match found for a 59371.

#
# ARIN WHOIS data and services are subject to the Terms of Use
# available at: https://www.arin.net/whois_tou.html
#
# If you see inaccuracies in the results, please report at
# https://www.arin.net/resources/whois_reporting/index.html
#
# Copyright 1997-2018, American Registry for Internet Numbers, Ltd.
#

Thea.cn Domain Registration and Settings

WHOIS

WHOIS Lookup Tool

Domain Name: thea.cn
ROID: 20051230s10001s43491328-cn
Domain Status: ok
Registrant: 深圳诺达信息科技股份有限公司
Registrant Contact Email: web@0755ck.com.cn
Sponsoring Registrar: 腾讯云计算（北京）有限责任公司
Name Server: ns3.dnsv4.com
Name Server: ns4.dnsv4.com
Registration Time: 2005-12-30 23:16:26
Expiration Time: 2024-12-30 23:16:26
DNSSEC: unsigned

DNS Records

DNS Lookup Tool

Host	A Record	TTL
thea.cn	14.215.133.114	10

Host	MX Record	Priority	TTL
thea.cn	mxbiz2.qq.com	10	300
thea.cn	mxbiz1.qq.com	5	10

Host	NS Record	TTL
thea.cn	ns4.dnsv4.com	86400
thea.cn	ns3.dnsv4.com	86400

Host	TXT Record	TTL
thea.cn	486378687-12410023	10

ns3.dnsv4.com
TTL: 600
Email address: enterprise2dnsadmin.dnspod.com
Serial: 1565660000
Refresh: 3600
Retry: 180
Expire: 1209600
Minimum: 180

Thea.cn HTML Check

HTML Validation Tool

Errors

Almost standards mode doctype. Expected “<!DOCTYPE html>”.

An “img” element must have an “alt” attribute, except under certain conditions. For details, consult guidance on providing text alternatives for images.

Element “input” with attribute “type” whose value is “button” must have non-empty attribute “value”.

Element “h4” not allowed as child of element “ul” in this context. (Suppressing further errors from this subtree.)

Element “a” not allowed as child of element “ul” in this context. (Suppressing further errors from this subtree.)

Bad value “330px” for attribute “width” on element “img”: Expected a digit but saw “p” instead.

Bad value “180px” for attribute “height” on element “img”: Expected a digit but saw “p” instead.

Element “div” not allowed as child of element “h2” in this context. (Suppressing further errors from this subtree.)

The only allowed value for the “charset” attribute for the “script” element is “utf-8”. (But the attribute is not needed and should be omitted altogether.)

Warnings

The “type” attribute is unnecessary for JavaScript resources.

Empty heading.

The “charset” attribute on the “script” element is obsolete.

Consider adding a “lang” attribute to the “html” start tag to declare the language of this document.

Thea.cn Desktop Performance

Last tested: 12/15/2019

Desktop Speed

21%

Optimize images

Leverage browser caching

Eliminate render-blocking JavaScript and CSS in above-the-fold content

Avoid landing page redirects

Reduce server response time

Minify JavaScript

Minify CSS

Desktop Resource Breakdown

Total Resources	124
Number of Hosts	11
Static Resources	116
JavaScript Resources	7
CSS Resources	2

Thea.cn Mobile Insights

Last tested: 10/06/2017

Mobile Usability

99%

Size tap targets appropriately

Mobile Speed

41%

Optimize images

Eliminate render-blocking JavaScript and CSS in above-the-fold content

Avoid landing page redirects

Leverage browser caching

Minify JavaScript

Mobile Resource Breakdown

Total Resources	105
Number of Hosts	12
Static Resources	92
JavaScript Resources	15
CSS Resources	3

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Thea.cn 教育联展网(thea.cn):助你成功的培训考试门户网站！

教育联展网(thea.cn)十年专注于培训考试行业，为您提供最专业的考试资料、培训课程、在线考试、网络课堂、企业培训等，助你学业、事业成功！

Thea.cn Overview

Thea.cn Rank Summary

Thea.cn Website Safety

Thea.cn Rank History

Thea.cn Hosting Information

Thea.cn Domain Registration and Settings

Thea.cn HTML Check

Thea.cn Desktop Performance

Thea.cn Mobile Insights

Thea.cn Similar Audits

Thea.cn Common Typos