21cnjy.net 21世纪教育网
21cnjy.net Overview
21cnjy.net belongs to China Mobile Communications Corporation. Check the list of other websites hosted by China Mobile Communications Corporation.
In terms of rank-to-traffic ratio, 21cnjy.net has 16,037 unique users per day, viewing 80,186 pages. The rank based value of 21cnjy.net is 121,297 USD. Every user makes 5.35 pageviews on average.
21cnjy.net boasts a link base consisting of 773 referring domains and 797 external backlinks, as revealed by the data obtained from web network scanning.
21cnjy.net top-level domain belongs to .NET domain zone. Check other webpages in .NET zone.
According the last verification test in June 11, 2026, 21cnjy.net has an invalid SSL certificate. Click button “Update” SSL Information at the Safety Information section.
Based on data from Google Safe Browsing and Symantec 21cnjy.net is a fairly safe domain.
Based on Mobile-Friendly test by Google 21cnjy.net 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, page loading speed can also be accelerated.
21cnjy.net Website Safety
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 ConnectSafe evaluates 21cnjy.net for any unsafe and insecure content. The results are critical for families with young children.
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.
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.
McAfee assesses 21cnjy.net 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 21cnjy.net for mature or inappropriate content, only security checks are evaluated.
The WOT calculates reputation of the 21cnjy.net. This reputation system receives ratings from users and information from third-party sources, assesses the 21cnjy.net for safety features and confirms, whether 21cnjy.net is suitable for children.
| 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 |
21cnjy.net Rank History
Alexa Rank shows how popular 21cnjy.net is in comparison with other sites. The most popular site has Alexa Rank equals 1. If 21cnjy.net 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 21cnjy.net and pageviews on 21cnjy.net over the past 3 months.
21cnjy.net Hosting Information
ASN ID: 56045
ASN Title: China Mobile Communications CorporationLast Update: 02/14/2026
% [whois.apnic.net]
% Whois data copyright terms http://www.apnic.net/db/dbcopyright.html
% Information related to 'AS55296 - AS56319'
as-block: AS55296 - AS56319
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: 2009-09-03T01:15:30Z
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 'AS56045'
% Abuse contact for 'AS56045' is 'abuse@chinamobile.com'
aut-num: AS56045
as-name: CMNET-Jiangxi-AP
descr: China Mobile communications corporation
descr: the IP core network of China Mobile Group Jiangxi Company
descr: Telecommunication Service Provider
descr: Jiangxi
country: CN
remarks: Please send abuse e-mail to abuse@chinamobile.com
org: ORG-CMCC1-AP
admin-c: HL1318-AP
tech-c: HL1318-AP
abuse-c: AC1895-AP
notify: lihaijun@chinamobile.com
mnt-lower: MAINT-CN-CMCC
mnt-routes: MAINT-CN-CMCC
mnt-by: APNIC-HM
mnt-irt: IRT-CHINAMOBILE2-CN
last-modified: 2020-07-15T13:09:54Z
source: APNIC
irt: IRT-CHINAMOBILE2-CN
address: China Mobile Communications Corporation
address: 29, Jinrong Ave., Xicheng District, Beijing, 100032
e-mail: abuse@chinamobile.com
abuse-mailbox: abuse@chinamobile.com
admin-c: ct74-AP
tech-c: CT74-AP
auth: # Filtered
remarks: abuse@chinamobile.com was validated on 2025-09-15
mnt-by: MAINT-CN-CMCC
last-modified: 2025-09-15T02:19:36Z
source: APNIC
organisation: ORG-CMCC1-AP
org-name: China Mobile Communications Corporation
org-type: LIR
country: CN
address: 29,Jinrong Ave.,
address: Xicheng District,
phone: +861052686688
fax-no: +861052616187
e-mail: hostmaster@chinamobile.com
mnt-ref: APNIC-HM
mnt-by: APNIC-HM
last-modified: 2023-09-05T02:14:58Z
source: APNIC
role: ABUSE CHINAMOBILE2CN
country: ZZ
address: China Mobile Communications Corporation
address: 29, Jinrong Ave., Xicheng District, Beijing, 100032
phone: +000000000
e-mail: abuse@chinamobile.com
admin-c: ct74-AP
tech-c: CT74-AP
nic-hdl: AC1895-AP
remarks: Generated from irt object IRT-CHINAMOBILE2-CN
remarks: abuse@chinamobile.com was validated on 2025-09-15
abuse-mailbox: abuse@chinamobile.com
mnt-by: APNIC-ABUSE
last-modified: 2025-09-15T02:20:14Z
source: APNIC
person: haijun li
nic-hdl: HL1318-AP
e-mail: hostmaster@chinamobile.com
address: 29,Jinrong Ave, Xicheng district,beijing,100032
phone: +86 1052686688
fax-no: +86 10 52616187
country: CN
mnt-by: MAINT-CN-CMCC
abuse-mailbox: abuse@chinamobile.com
last-modified: 2016-11-29T09:38:38Z
source: APNIC
% This query was served by the APNIC Whois Service version 1.88.34 (WHOIS-US2)
21cnjy.net Domain Registration and Settings
Domain Name: 21CNJY.NET
Registry Domain ID: 555396624_DOMAIN_NET-VRSN
Registrar WHOIS Server: whois.bizcn.com
Registrar URL: http://www.bizcn.com
Updated Date: 2023-06-25T06:48:14Z
Creation Date: 2006-08-15T13:58:29Z
Registry Expiry Date: 2024-08-15T13:58:29Z
Registrar: Bizcn.com, Inc.
Registrar IANA ID: 471
Registrar Abuse Contact Email:
Registrar Abuse Contact Phone:
Domain Status: clientDeleteProhibited https://icann.org/epp#clientDeleteProhibited
Domain Status: clientTransferProhibited https://icann.org/epp#clientTransferProhibited
Name Server: F1G1NS1.DNSPOD.NET
Name Server: F1G1NS2.DNSPOD.NET
DNSSEC: unsigned
URL of the ICANN Whois Inaccuracy Complaint Form: https://www.icann.org/wicf/
>>> Last update of whois database: 2023-09-14T22:03:00Z
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| Host | MX Record | Priority | TTL |
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| Host | NS Record | TTL |
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| Host | TXT Record | TTL |
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