Teachercn.com ?薪掏

Teachercn.com Overview

Teachercn.com ranking shows that the page is at position 246,321 over the world, while the bulk of its audience is from China, where it ranks 43,586.

In terms of rank-to-traffic ratio, teachercn.com has 1,171 unique users per day, viewing 2,926 pages. The rank based value of teachercn.com is 56,822 USD. Every user makes 2.68 pageviews on average.

Teachercn.com boasts a link base consisting of 284 referring domains and 295 external backlinks, as revealed by the data obtained from web network scanning.

Teachercn.com top-level domain belongs to .COM domain zone. Check other webpages in .COM zone.

According the last verification test in November 11, 2024, teachercn.com has an invalid SSL certificate. Click button “Update” SSL Information at the Safety Information section.

Based on data from Google Safe Browsing, Google Safe Search, Symantec and Web of Trust teachercn.com is a fairly safe domain.

Based on Mobile-Friendly test by Google teachercn.com is poorly optimized for mobile phones and tablets. Remember that optimizing your website design for mobile devices ensures that all of your web pages perform well on all devices.

Teachercn.com Rank Summary

Global Rank

246,321

Average Load Time

0.69sec

Links In Count

118

Website Value

$52,613

Audience Geography. Where are teachercn.com visitors located?

Country	Visitors
China CN	98.7%
Other	1.3%

Country	Pageviews
China CN	98.9%
Other	1.1%

Country	Rank
China CN	43586

Where do visitors go on teachercn.com?

Subdomain	Pageviews

Subdomain	Pageviews per User

Subdomain	Reach

How popular is teachercn.com?

Period	Global Rank	Global Rank Delta
past 3 months	246321	-8114
past month	432637	206755
past week	482902	177226

Days	Pageviews Rank	Pageviews Rank Delta	Pageviews per Million	Pageviews per Million Delta	Pageviews per User	Pageviews per User Delta
90	278219	27173	15	-10.7%	2.5	-20.39%
30	687555	409622	4	-70.274%	1	-45.12%
7	793724	254995	4	-41.83%	1	0%

Days	Reach Rank	Reach Rank Delta	Reach per Million	Reach per Million Delta
90	249364	-24014	22	10%
30	360378	138734	1	-45.93%
7	381380	141602	1	-41.83%

Teachercn.com Website Safety

Overview

Last Updated: 11/11/2024

Overall result - teachercn.com 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: 01/16/2021

teachercn.com is safe.

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

Google Safe Search

Last Updated: 10/22/2016

teachercn.com 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

teachercn.com 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: 02/23/2021

teachercn.com is safe.

McAfee assesses teachercn.com 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 teachercn.com for mature or inappropriate content, only security checks are evaluated.

Web of Trust

Last Updated: 01/10/2019

teachercn.com child safety is very good.

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

SSL Information

SSL Checker Tool

WARNING!	Certificate download error. Previous scan results are shown below.
Domain	Unknown
Issuer Organization	Unknown
Issuer	Unknown
Algorithm	Unknown
Valid form	Unknown
Expiration	Unknown
Signed	No information
Additional Domains

Teachercn.com Rank History

Alexa Rank shows how popular teachercn.com is in comparison with other sites. The most popular site has Alexa Rank equals 1. If teachercn.com 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 teachercn.com and pageviews on teachercn.com over the past 3 months.

Teachercn.com Hosting Information

Server Location

Geolocation Tool

ASN Information

ASN Lookup Tool

ASN ID: 137697

ASN Title: CHINATELECOM-JIANGSU-YANGZHOU-IDC CHINATELECOM JiangSu YangZhou IDC networkdescr: YangZhouJiangsu Province, P.R.China., CN

Last Update: 10/15/2020

% [whois.apnic.net]
% Whois data copyright terms http://www.apnic.net/db/dbcopyright.html

% Information related to 'AS137530 - AS138553'

as-block: AS137530 - AS138553
descr: APNIC ASN block
remarks: These AS numbers are further assigned by APNIC
remarks: to APNIC members and end-users in the APNIC region
admin-c: HM20-AP
tech-c: HM20-AP
mnt-by: APNIC-HM
mnt-lower: APNIC-HM
last-modified: 2017-12-08T06:45:58Z
source: APNIC

role: APNIC Hostmaster
address: 6 Cordelia Street
address: South Brisbane
address: QLD 4101
country: AU
phone: +61 7 3858 3100
fax-no: +61 7 3858 3199
e-mail: helpdesk@apnic.net
admin-c: AMS11-AP
tech-c: AH256-AP
nic-hdl: HM20-AP
remarks: Administrator for APNIC
notify: hostmaster@apnic.net
mnt-by: MAINT-APNIC-AP
last-modified: 2013-10-23T04:06:51Z
source: APNIC

% Information related to 'AS137697'

% Abuse contact for 'AS137697' is 'anti-spam@ns.chinanet.cn.net'

aut-num: AS137697
as-name: CHINATELECOM-JiangSu-YangZhou-IDC
descr: CHINATELECOM JiangSu YangZhou IDC networkdescr: YangZhou , Jiangsu Province, P.R.China.
country: CN
import: from AS4134
action pref=100;
accept ANY
import: from AS4809
action pref=100;
accept ANY
import: from AS58566
action pref=100;
accept ANY
export: to AS4134
announce AS137697
export: to AS4809
announce AS137697
export: to AS58566
announce AS137697
remarks: Networks Of MAN, Chinatelecom AnHui Province, P.R.China.
admin-c: CH93-AP
tech-c: CH93-AP
notify: Zhengzm@gsta.com
mnt-by: APNIC-HM
mnt-lower: MAINT-CHINANET
mnt-irt: IRT-CHINANET-CN
last-modified: 2019-03-19T01:35:23Z
source: APNIC

irt: IRT-CHINANET-CN
address: No.31 ,jingrong street,beijing
address: 100032
e-mail: anti-spam@ns.chinanet.cn.net
abuse-mailbox: anti-spam@ns.chinanet.cn.net
admin-c: CH93-AP
tech-c: CH93-AP
auth: # Filtered
mnt-by: MAINT-CHINANET
last-modified: 2010-11-15T00:31:55Z
source: APNIC

person: Chinanet Hostmaster
nic-hdl: CH93-AP
e-mail: anti-spam@ns.chinanet.cn.net
address: No.31 ,jingrong street,beijing
address: 100032
phone: +86-10-58501724
fax-no: +86-10-58501724
country: CN
mnt-by: MAINT-CHINANET
last-modified: 2014-02-27T03:37:38Z
source: APNIC

% This query was served by the APNIC Whois Service version 1.88.15-47 (WHOIS-US4)

Teachercn.com Domain Registration and Settings

WHOIS

WHOIS Lookup Tool

Domain Name: TEACHERCN.COM
Registry Domain ID: 125841455_DOMAIN_COM-VRSN
Registrar WHOIS Server: whois.22.cn
Registrar URL: http://www.22.cn
Updated Date: 2024-07-10T03:00:23Z
Creation Date: 2004-07-28T01:17:03Z
Registry Expiry Date: 2025-07-28T01:17:03Z
Registrar: 22net, Inc.
Registrar IANA ID: 1555
Registrar Abuse Contact Email: abuse@22.cn
Registrar Abuse Contact Phone: +86.571.88276020
Domain Status: clientDeleteProhibited https://icann.org/epp#clientDeleteProhibited
Domain Status: clientTransferProhibited https://icann.org/epp#clientTransferProhibited
Name Server: N158.NS.YUNJIASU.COM
Name Server: N915.NS.YUNJIASU.COM
DNSSEC: unsigned
URL of the ICANN Whois Inaccuracy Complaint Form: https://www.icann.org/wicf/
>>> Last update of whois database: 2024-09-16T20:35:05Z

DNS Records

DNS Lookup Tool

Host	A Record	TTL

Host	MX Record	Priority	TTL

Host	NS Record	TTL

Host	TXT Record	TTL

Teachercn.com HTML Check

HTML Validation Tool

Errors

Malformed byte sequence: “d6”.

Malformed byte sequence: “cc”.

Malformed byte sequence: “cd”.

Malformed byte sequence: “f8”.

Malformed byte sequence: “bb”.

Malformed byte sequence: “f9”.

Malformed byte sequence: “b4”.

Malformed byte sequence: “a1”.

Malformed byte sequence: “bd”.

Malformed byte sequence: “d3”.

Malformed byte sequence: “fd”.

Malformed byte sequence: “c3”.

Malformed byte sequence: “a7”.

Malformed byte sequence: “d7”.

Malformed byte sequence: “ca”.

Malformed byte sequence: “bf”.

Malformed byte sequence: “ef”.

Malformed byte sequence: “c2”.

Malformed byte sequence: “db”.

Malformed byte sequence: “ce”.

Malformed byte sequence: “c4”.

Malformed byte sequence: “b0”.

Malformed byte sequence: “b8”.

Malformed byte sequence: “c0”.

Malformed byte sequence: “d4”.

Malformed byte sequence: “e2”.

Malformed byte sequence: “d0”.

Malformed byte sequence: “fe”.

Malformed byte sequence: “cf”.

Malformed byte sequence: “d8”.

Malformed byte sequence: “e4”.

Quirky doctype. Expected “<!DOCTYPE html>”.

Internal encoding declaration “gb2312” disagrees with the actual encoding of the document (“utf-8”).

Bad value “text/html; charset=gb2312” for attribute “content” on element “meta”: “gb2312” is not a preferred encoding name. The preferred label for this encoding is “gbk”.

The “cellspacing” attribute on the “table” element is obsolete. Use CSS instead.

The “cellpadding” attribute on the “table” element is obsolete. Use CSS instead.

The “width” attribute on the “table” element is obsolete. Use CSS instead.

The “align” attribute on the “table” element is obsolete. Use CSS instead.

The “border” attribute on the “table” element is obsolete. Use CSS instead.

Attribute “background” not allowed on element “td” at this point.

The “width” attribute on the “td” element is obsolete. Use CSS instead.

The “height” attribute on the “td” element is obsolete. Use CSS instead.

Malformed byte sequence: “c7”.

Malformed byte sequence: “c6”.

Malformed byte sequence: “da”.

Malformed byte sequence: “c8”.

Malformed byte sequence: “d5”.

Malformed byte sequence: “cb”.

Malformed byte sequence: “e5”.

Malformed byte sequence: “c1”.

Malformed byte sequence: “ea”.

Malformed byte sequence: “b5”.

Malformed byte sequence: “ba”.

Malformed byte sequence: “df”.

Malformed byte sequence: “c9”.

Malformed byte sequence: “e8”.

Malformed byte sequence: “be”.

The “valign” attribute on the “td” element is obsolete. Use CSS instead.

The “align” attribute on the “div” element is obsolete. Use CSS instead.

The “font” element is obsolete. Use CSS instead.

Malformed byte sequence: “b7”.

Malformed byte sequence: “b1”.

Malformed byte sequence: “f3”.

Malformed byte sequence: “c5”.

Malformed byte sequence: “f7”.

Malformed byte sequence: “b3”.

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

The “bgcolor” attribute on the “table” element is obsolete. Use CSS instead.

The “align” attribute on the “td” element is obsolete. Use CSS instead.

The “bgcolor” attribute on the “td” element is obsolete. Use CSS instead.

Malformed byte sequence: “ed”.

Malformed byte sequence: “e2”, “b6”.

Malformed byte sequence: “e8”, “bc”.

Malformed byte sequence: “bc”.

Malformed byte sequence: “d1”.

Malformed byte sequence: “b2”.

Malformed byte sequence: “af”.

Malformed byte sequence: “fa”.

Malformed byte sequence: “d2”.

Malformed byte sequence: “f4”.

Malformed byte sequence: “f5”.

Stray end tag “a”.

Attribute “border” not allowed on element “iframe” at this point.

Attribute “vspace” not allowed on element “iframe” at this point.

Attribute “hspace” not allowed on element “iframe” at this point.

Attribute “framespacing” not allowed on element “iframe” at this point.

The “marginwidth” attribute on the “iframe” element is obsolete. Use CSS instead.

The “marginheight” attribute on the “iframe” element is obsolete. Use CSS instead.

The “frameborder” attribute on the “iframe” element is obsolete. Use CSS instead.

The “scrolling” attribute on the “iframe” element is obsolete. Use CSS instead.

Malformed byte sequence: “e7”.

Malformed byte sequence: “a4”.

Malformed byte sequence: “ec”, “b5”.

Malformed byte sequence: “ec”.

Malformed byte sequence: “ec”, “bd”.

Malformed byte sequence: “f2”, “b4”.

Malformed byte sequence: “fb”.

Malformed byte sequence: “dc”.

Malformed byte sequence: “ee”, “b3”.

Malformed byte sequence: “b6”.

Malformed byte sequence: “ab”.

Malformed byte sequence: “b9”.

Malformed byte sequence: “dd”.

Malformed byte sequence: “a6”.

Malformed byte sequence: “a8”.

Malformed byte sequence: “ae”.

Malformed byte sequence: “fc”.

Malformed byte sequence: “f1”, “b5”.

Malformed byte sequence: “f3”, “bd”.

Malformed byte sequence: “ed”, “bb”.

Malformed byte sequence: “e0”.

Malformed byte sequence: “f2”.

Malformed byte sequence: “aa”.

Malformed byte sequence: “a9”.

The “valign” attribute on the “tr” element is obsolete. Use CSS instead.

Malformed byte sequence: “ea”, “bb”.

Malformed byte sequence: “f1”, “b2”, “b9”.

Malformed byte sequence: “d9”.

Malformed byte sequence: “e1”, “b6”.

Malformed byte sequence: “e1”.

Malformed byte sequence: “f6”.

Malformed byte sequence: “e9”.

Malformed byte sequence: “a3”.

Malformed byte sequence: “f0”.

Malformed byte sequence: “e0”, “b8”.

Malformed byte sequence: “a2”.

Malformed byte sequence: “eb”, “bf”.

Malformed byte sequence: “e6”.

Warnings

The “language” attribute on the “script” element is obsolete. You can safely omit it.

The “border” attribute is obsolete. Consider specifying “img { border: 0; }” in CSS instead.

NON-DOCUMENT-ERROR

Too many messages.

Teachercn.com Desktop Performance

Last tested: 10/11/2016

Desktop Speed

79%

Leverage browser caching

Enable compression

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

Minify HTML

Optimize images

Minify CSS

Desktop Resource Breakdown

Total Resources	49
Number of Hosts	14
Static Resources	30
JavaScript Resources	12
CSS Resources	1

Teachercn.com Mobile Insights

Last tested: 10/11/2016

Mobile Usability

58%

Use legible font sizes

Size tap targets appropriately

Configure the viewport

Mobile Speed

62%

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

Leverage browser caching

Prioritize visible content

Enable compression

Minify HTML

Minify CSS

Mobile Resource Breakdown

Total Resources	52
Number of Hosts	12
Static Resources	33
JavaScript Resources	12
CSS Resources	1

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Teachercn.com ?薪掏

Teachercn.com Overview

Teachercn.com Rank Summary

Teachercn.com Website Safety

Teachercn.com Rank History

Teachercn.com Hosting Information

Teachercn.com Domain Registration and Settings

Teachercn.com HTML Check

Teachercn.com Desktop Performance

Teachercn.com Mobile Insights

Teachercn.com Similar Audits

Teachercn.com Common Typos