21cnjy.com 21世纪教育网(二一教育)-试题,课件,教案,学案、高中考资源下载

国内排名前列的中小学教育资源网,提供全国中小学各版本教材的课件教案学案备课素材试卷练习等资源下载。资源多、时效强、质量高,是中小学老师学生们的最佳选择


Online Status
Offline

Server IP address resolved: No
Http response code: None
Last Checked: 02/05/2023

21cnjy.com traffic volume is 5,506 unique daily visitors and their 19,822 pageviews. The web value rate of 21cnjy.com is 346,808 USD. Each visitor makes around 3.85 page views on average.

By Alexa's traffic estimates 21cnjy.com placed at 326 position over the world, while the largest amount of its visitors comes from China, where it takes 3,329 place.

Perfect for 21cnjy.com that their data center (provided by company company China Mobile) is located in China, as that empowers most of the visitors to reduce the page load time. See the list of other web pages hosted by China Mobile.

21cnjy.com registered under .COM top-level domain. Check other websites in .COM zone.

The last verification results, performed on (January 30, 2019) 21cnjy.com show that 21cnjy.com has an invalid SSL certificate. Click “Refresh” button for SSL Information at the Safety Information section.

In accordance with Google Safe Browsing, Google Safe Search, Symantec and Web of Trust 21cnjy.com is pretty a safe domain.

Relying Google MobileFriendly test 21cnjy.com is well optimized for mobile and tablet devices, however web page loading speed may be improved.


Global Rank
36,018
Average Load Time
2.28sec
Links In Count
286
Website Value
$324,120

Overview
Last Updated: 02/05/2023
Overall result - 21cnjy.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: 03/20/2022
21cnjy.com is safe.
Norton ConnectSafe evaluates 21cnjy.com for any unsafe and insecure content. The results are critical for families with young children.
Google Safe Search
Last Updated: 10/16/2016
21cnjy.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
21cnjy.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: 02/22/2021
21cnjy.com is safe.
McAfee assesses 21cnjy.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 21cnjy.com for mature or inappropriate content, only security checks are evaluated.
Web of Trust
Last Updated: 01/09/2019
21cnjy.com child safety is very good.
The WOT calculates reputation of the 21cnjy.com. This reputation system receives ratings from users and information from third-party sources, assesses the 21cnjy.com for safety features and confirms, whether 21cnjy.com is suitable for children.

SSL Information
WARNING!Certificate download error. Previous scan results are shown below.
Domain*.21cnjy.com
Issuer OrganizationUnknown
IssuerGlobalSign Organization Validation CA - SHA256 - G2
AlgorithmRSA-SHA256
Valid form03/28/2018
Expiration05/20/2020
SignedCertificate is not self signed
Additional Domains *.21cnjy.com
21cnjy.com
Server Location

ASN Information

ASN ID: 9808
ASN Title: China Mobile

Last Update: 01/11/2023

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

% Information related to 'AS9216 - AS10239'

as-block: AS9216 - AS10239
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: 2009-05-19T07:00:23Z
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 'AS9800 - AS9819'

as-block: AS9800 - AS9819
descr: CNNIC ASN block
country: CN
remarks: These AS numbers are further assigned by CNNIC
remarks: to CNNIC members and end-users in China
admin-c: IPAS1-AP
tech-c: IPAS1-AP
mnt-by: APNIC-HM
mnt-lower: MAINT-CNNIC-AP
last-modified: 2008-09-04T06:40:26Z
source: APNIC

role: CNNIC IPAS CONFEDERATION
address: No.4, Zhongguancun No.4 South Street,
address: Haidian District, Beijing
country: CN
phone: +86-010-58813000
fax-no: +86-010-58813075
e-mail: ipas@cnnic.cn
admin-c: IP50-AP
tech-c: IP50-AP
nic-hdl: IPAS1-AP
mnt-by: MAINT-CNNIC-AP
last-modified: 2013-09-12T07:40:01Z
source: APNIC

% Information related to 'AS9808'

% Abuse contact for 'AS9808' is 'abuse@chinamobile.com'

aut-num: AS9808
as-name: CMNET-GD
descr: Guangdong Mobile Communication Co.Ltd.
country: CN
org: ORG-CM1-AP
import: from AS4134
action pref=10;
accept ANY
import: from AS4637
action pref=10;
accept ANY
import: from AS6453
action pref=10;
accept ANY
export: to AS4134
announce AS9808
export: to AS4637
announce AS9808
export: to AS6453
announce AS9808
admin-c: WL113-AP
tech-c: WL113-AP
mnt-by: MAINT-CN-CMCC
mnt-irt: IRT-CHINAMOBILE-CN
last-modified: 2017-10-16T00:26:24Z
source: APNIC

irt: IRT-CHINAMOBILE-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
mnt-by: MAINT-CN-CMCC
last-modified: 2014-11-18T02:41:02Z
source: APNIC

organisation: ORG-CM1-AP
org-name: China Mobile
country: CN
address: 29, Jinrong Ave.
phone: +86-10-5260-6688
fax-no: +86-10-5261-6187
e-mail: hostmaster@chinamobile.com
mnt-ref: APNIC-HM
mnt-by: APNIC-HM
last-modified: 2017-08-23T12:56:36Z
source: APNIC

person: Weijian Li
address: 53A Xibianmennei Ave, Xuanwu Distract, Beijing, China , BJ 100031 CN
country: CN
phone: +86-10-63604841
fax-no: +86-10-63604946
e-mail: lidaiyong@chinamobile.com
nic-hdl: WL113-AP
mnt-by: MAINT-CNNIC-AP
last-modified: 2008-09-04T07:29:19Z
source: APNIC

% This query was served by the APNIC Whois Service version 1.88.15-46 (WHOIS-US4)

WHOIS

Domain Name: 21CNJY.COM
Registry Domain ID: 555396524_DOMAIN_COM-VRSN
Registrar WHOIS Server: whois.bizcn.com
Registrar URL: http://www.bizcn.com
Updated Date: 2020-08-16T07:17:16Z
Creation Date: 2006-08-15T13:57:21Z
Registry Expiry Date: 2021-08-15T13:57:21Z
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: NS3.DNSV2.COM
Name Server: NS4.DNSV2.COM
DNSSEC: unsigned
URL of the ICANN Whois Inaccuracy Complaint Form: https://www.icann.org/wicf/
>>> Last update of whois database: 2021-04-27T04:57:51Z


DNS Records
HostA RecordTTL
21cnjy.com117.169.66.187600
HostMX RecordPriorityTTL
21cnjy.commail.21cnjy.com5600
HostNS RecordTTL
21cnjy.comns4.dnsv2.com86400
21cnjy.comns3.dnsv2.com86400
HostTXT RecordTTL
21cnjy.comv=spf1 a mx ip4:117.169.66.114 ~all600

ns3.dnsv2.com
TTL: 600
Email address: level3dnsadmin.dnspod.com
Serial: 1564535585
Refresh: 3600
Retry: 180
Expire: 1209600
Minimum: 180

NON-DOCUMENT-ERROR

Last tested: 12/11/2019

Desktop
Desktop Speed
19%

Desktop Resource Breakdown
Total Resources78
Number of Hosts6
Static Resources51
JavaScript Resources11
CSS Resources4

Last tested: 12/11/2019

Mobile
Mobile Usability
100%
Mobile Speed
41%

Mobile Resource Breakdown
Total Resources33
Number of Hosts6
Static Resources18
JavaScript Resources7
CSS Resources2
www.21cnjy.com
www.21cnjy.net
www.21cnjy.org
www.21cnjy.info
www.21cnjy.biz
www.21cnjy.us
www.21cnjy.mobi
www.1cnjy.com
www.21cnjy.com
www.2cnjy.com
www.21njy.com
www.21xnjy.com
www.21cxnjy.com
www.21xcnjy.com
www.21dnjy.com
www.21cdnjy.com
www.21dcnjy.com
www.21fnjy.com
www.21cfnjy.com
www.21fcnjy.com
www.21vnjy.com
www.21cvnjy.com
www.21vcnjy.com
www.21cjy.com
www.21cbjy.com
www.21cnbjy.com
www.21cbnjy.com
www.21chjy.com
www.21cnhjy.com
www.21chnjy.com
www.21cjjy.com
www.21cnjjy.com
www.21cjnjy.com
www.21cmjy.com
www.21cnmjy.com
www.21cmnjy.com
www.21cny.com
www.21cnny.com
www.21cnjny.com
www.21cnnjy.com
www.21cnhy.com
www.21cnjhy.com
www.21cnuy.com
www.21cnjuy.com
www.21cnujy.com
www.21cniy.com
www.21cnjiy.com
www.21cnijy.com
www.21cnky.com
www.21cnjky.com
www.21cnkjy.com
www.21cnmy.com
www.21cnjmy.com
www.21cnj.com
www.21cnjt.com
www.21cnjyt.com
www.21cnjty.com
www.21cnjg.com
www.21cnjyg.com
www.21cnjgy.com
www.21cnjh.com
www.21cnjyh.com
www.21cnju.com
www.21cnjyu.com
www.21cnjy.con