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: 14.21 sec.
Last Checked: 10/22/2021

Cdstm.cn traffic volume is 288,095 unique daily visitors and their 1,224,405 pageviews. The web value rate of cdstm.cn is 16,084,411 USD. Each visitor makes around 4.55 page views on average.

By Alexa's traffic estimates cdstm.cn placed at 28 position over the world, while the largest amount of its visitors comes from China, where it takes 85 place.

Perfect for cdstm.cn that their data center (provided by company company China Telecom) 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 Telecom.

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

The last verification results, performed on (November 28, 2019) cdstm.cn show that cdstm.cn has an expired wildcard SSL certificate issued by DigiCert Inc (expired on March 27, 2020). Click “Refresh” button for SSL Information at the Safety Information section. Check the list of websites using SSL certificates issued by DigiCert Inc.

In accordance with Google Safe Browsing, Google Safe Search and Symantec cdstm.cn is pretty a safe domain.

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


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

Overview
Last Updated: 10/22/2021
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: 01/14/2021
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
cdstm.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
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: 10/22/2021
cdstm.cn child safety is unknown.
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 OrganizationDigiCert Inc
IssuerGeoTrust RSA CA 2018
AlgorithmRSA-SHA256
Valid form06/20/2018
Expiration03/27/2020
SignedCertificate is not self signed
Additional Domains *.cdstm.cn
cdstm.cn
Server Location

ASN Information

ASN ID: 139201
ASN Title: China Telecom

Last Update: 06/03/2021

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

% Information related to 'AS138554 - AS139577'

as-block: AS138554 - AS139577
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 'AS139201'

% Abuse contact for 'AS139201' is 'anti-spam@ns.chinanet.cn.net'

aut-num: AS139201
as-name: CHINANET-Jiangxi-Jiujiang-IDC
descr: Jiangxi Jiujiang IDC
descr: CHINATELECOM Jiangxi Data Communication Division
descr: 332000
country: CN
org: ORG-CT1-AP
remarks: Networks Of IDC , Chinatelecom Jiangxi Province, P.R.China.
admin-c: CH93-AP
tech-c: CH93-AP
notify: zhengzm1.gd@chinatelecom.cn
mnt-by: APNIC-HM
mnt-routes: MAINT-CHINANET
mnt-irt: IRT-CHINANET-CN
mnt-lower: MAINT-CHINANET
last-modified: 2019-05-31T06:53:47Z
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

organisation: ORG-CT1-AP
org-name: China Telecom
country: CN
address: Data Network Management Division
address: Network Operation & Maintenance Department
address: No 19 Chaoyangmen North Street
address: Dongcheng District
phone: +86-10-58501800
fax-no: +86-10-58501060
e-mail: zhengzm@gsta.com
mnt-ref: APNIC-HM
mnt-by: APNIC-HM
last-modified: 2017-08-20T22:54:06Z
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 1.88.15-46 (WHOIS-US3)

WHOIS

Domain Name: cdstm.cn
ROID: 20060428s10001s51215830-cn
Domain Status: ok
Registrant: 中国科学技术馆
Registrant Contact Email: cdstm_siteman@cstm.org.cn
Sponsoring Registrar: 厦门商中在线科技股份有限公司(原厦门商中在线科技有限公司)
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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