Cdstm.cn 中国数字科技馆

中国数字科技馆是中国科协、教育部、中科院共建的一个基于互联网传播的国家级公益性科普服务平台

Online Status
Online

Server IP address resolved: Yes
Http response code: 200
Response time: 5.97 sec.
Last Checked: 06/02/2024

Over the time cdstm.cn has been ranked as high as 28 in the world, while most of its traffic comes from China, where it reached as high as 85 position.

Cdstm.cn receives about 269,248 unique visitors and 1,144,304 pageviews per day. The estimated value of cdstm.cn is 15,032,160 USD. Each unique visitor makes about 4.25 pageviews on average.

Cdstm.cn is registered under .CN top-level domain. Check other websites in .CN zone.

At the time of the last check (October 13, 2024) cdstm.cn has an expired wildcard SSL certificate issued by TrustAsia Technologies, Inc. (expired on April 04, 2024). Check other websites using SSL certificates issued by TrustAsia Technologies, Inc..

According to Google Safe Browsing, Google Safe Search and Symantec cdstm.cn is quite a safe domain.

Mobile-Friendly test indicates that cdstm.cn is well optimized for mobile and tablet devices, however website page loading time could be improved.


Global Rank
592
Average Load Time
4.14sec
Links In Count
502
Website Value
$15.0 M

Overview
Last Updated: 11/17/2024
Overall result - "cdstm.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: 03/21/2024
cdstm.cn is safe.

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

Google Safe Search
Last Updated: 10/10/2016
cdstm.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
Malware not found at "cdstm.cn".
"cdstm.cn" is not a phishing page.
"cdstm.cn" does not install unwanted software.
"cdstm.cn" does not contain harmfull applications.
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
cdstm.cn is safe.

McAfee assesses cdstm.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 cdstm.cn for mature or inappropriate content, only security checks are evaluated.

Web of Trust
Last Updated: 11/17/2024
cdstm.cn child safety isunknown.

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

SSL Information
Domain *.cdstm.cn
Issuer OrganizationTrustAsia Technologies, Inc.
Issuer TrustAsia OV TLS Pro CA G3
Algorithm RSA-SHA256
Valid form 03/24/2023
Expiration 04/04/2024
SignedCertificate is not self signed
Additional Domains *.cdstm.cn
cdstm.cn
Server Location
Beijing
Beijing
China
ASN Information

Last Update: 07/07/2024

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

% Information related to 'AS23552 - AS24575'

as-block: AS23552 - AS24575
descr: APNIC ASN block
remarks: These AS numbers are further assigned by APNIC
remarks: to APNIC members and end-users in the APNIC region
remarks: AS23889 has been transfered to AfriNIC
admin-c: HM20-AP
tech-c: HM20-AP
mnt-by: APNIC-HM
mnt-lower: APNIC-HM
last-modified: 2009-09-29T06:04:16Z
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 'AS23644 - AS23690'

as-block: AS23644 - AS23690
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: 2008-09-04T06:40:26Z
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 'AS23650'

% Abuse contact for 'AS23650' is 'anti-spam@ns.chinanet.cn.net'

aut-num: AS23650
as-name: CHINANET-JS-AS-AP
descr: AS Number for CHINANET jiangsu province backbone
country: CN
import: from AS4134
action pref=100;
accept ANY
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action pref=600;
accept AS17444
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announce AS23650 AND AS17444
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announce AS23650
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action pref=100;
networks ANY
admin-c: CJ186-AP
tech-c: CJ186-AP
notify: ip@jsinfo.net
mnt-by: MAINT-CHINANET-JS
mnt-irt: IRT-CHINANET-CN
mnt-routes: MAINT-CHINANET-JS
last-modified: 2016-10-17T00:30:12Z
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

role: CHINANET JIANGSU
address: 260 Zhongyang Road,Nanjing 210037
country: CN
phone: +86-25-86588231
phone: +86-25-86588745
fax-no: +86-25-86588104
e-mail: ip@jsinfo.net
remarks: send anti-spam reports to spam@jsinfo.net
remarks: send abuse reports to abuse@jsinfo.net
remarks: times in GMT+8
admin-c: CH360-AP
tech-c: CS306-AP
tech-c: CN142-AP
nic-hdl: CJ186-AP
remarks: www.jsinfo.net
notify: ip@jsinfo.net
mnt-by: MAINT-CHINANET-JS
last-modified: 2011-12-06T02:58:51Z
source: APNIC

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

WHOIS

Domain Name: cdstm.cn
ROID: 20060428s10001s51215830-cn
Domain Status: ok
Registrant: 中国科学技术馆
Registrant Contact Email: liuhao@cstm.org.cn
Sponsoring Registrar: 商中在线科技股份有限公司
Name Server: ns1.bdydns.cn
Name Server: ns2.bdydns.cn
Registration Time: 2006-04-28 14:25:58
Expiration Time: 2027-04-28 14:25:58
DNSSEC: unsigned

DNS Records
HostA RecordTTL
cdstm.cn4e4d9bf33e0205c2.cdn.jiashule.com300
HostMX RecordPriorityTTL
cdstm.cn4e4d9bf33e0205c2.cdn.jiashule.com.300
HostNS RecordTTL
cdstm.cnns1.bdydns.cn86400
cdstm.cnns2.bdydns.cn86400
HostTXT RecordTTL
cdstm.cn300

ns1.bdydns.cn
TTL: 64000
Email address: sa.dudns.com
Serial: 2018082540
Refresh: 5
Retry: 5
Expire: 2592000
Minimum: 3600

Errors
Warnings

Last tested: 06/02/2017

Desktop
Desktop Speed
14%
Desktop Resource Breakdown
Total Resources150
Number of Hosts13
Static Resources128
JavaScript Resources18
CSS Resources13

Last tested: 05/20/2017

Mobile
Mobile Usability
99%
Mobile Speed
22%
Mobile Resource Breakdown
Total Resources111
Number of Hosts12
Static Resources99
JavaScript Resources14
CSS Resources6
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