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
Offline

Server IP address resolved: No
Http response code: None
Last Checked: 07/06/2020

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

Alexa Traffic Rank estimates that cdstm.cn is ranked number 28 in the world, while most of its traffic comes from China, where it occupies as high as 85 place.

It’s good for cdstm.cn that their hosting company CHINA169-BACKBONE CHINA UNICOM China169 Backbone, CN is located in China, as that provides the majority of their visitors to benefit from the faster page load time. See the list of other websites hosted by CHINA169-BACKBONE CHINA UNICOM China169 Backbone, CN.

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

During the last check (November 28, 2019) cdstm.cn has an expired wildcard SSL certificate issued by DigiCert Inc (expired on March 27, 2020), please click the “Refresh” button for SSL Information at the Safety Information section. Check other 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 on Google Mobile-Friendly test cdstm.cn is well optimized for mobile and tablet devices, however website page loading time may be improved.

Global Rank
592
Average Load Time
4.14sec
Links In Count
502
Website Value
$15.0 M
Overview
Last Updated: 07/06/2020
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: 01/12/2019
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: 02/22/2020
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: 07/06/2020
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 Organization DigiCert Inc
Issuer GeoTrust RSA CA 2018
Algorithm RSA-SHA256
Valid form 06/20/2018
Expiration 03/27/2020
Signed Certificate is not self signed
Additional Domains *.cdstm.cn
cdstm.cn
Server Location

ASN Information

ASN ID: 4837
ASN Title: CHINA169-BACKBONE CHINA UNICOM China169 Backbone, CN

Last Update: 03/05/2020

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

% Information related to 'AS4608 - AS4864'

as-block: AS4608 - AS4864
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 'AS4837'

% Abuse contact for 'AS4837' is 'hqs-ipabuse@chinaunicom.cn'

aut-num: AS4837
as-name: CHINA169-Backbone
descr: CHINA UNICOM China169 Backbone
country: CN
member-of: AS4837:AS-CNCGROUP
import: from AS701
action pref=100;
accept ANY
import: from AS1239
action pref=100;
accept ANY
import: from AS4808
action pref=100;
accept AS4808
import: from AS4814
action pref=100;
accept AS4814
import: from AS17816
action pref=100;
accept AS17816
export: to AS701
announce AS4837
export: to AS1239
announce AS4837
export: to AS4808
announce AS4837
export: to AS4814
announce AS4837
export: to AS17816
announce AS4837
admin-c: CH444-AP
tech-c: CH444-AP
mnt-routes: MAINT-CNCGROUP-RR
mnt-by: MAINT-CNCGROUP-RR
mnt-irt: IRT-CU-CN
last-modified: 2017-08-28T02:14:10Z
source: APNIC

irt: IRT-CU-CN
address: No.21,Financial Street
address: Beijing,100033
address: P.R.China
e-mail: hqs-ipabuse@chinaunicom.cn
abuse-mailbox: hqs-ipabuse@chinaunicom.cn
admin-c: CH1302-AP
tech-c: CH1302-AP
auth: # Filtered
mnt-by: MAINT-CNCGROUP
last-modified: 2017-10-23T05:59:13Z
source: APNIC

person: CNCGroup Hostmaster
nic-hdl: CH444-AP
e-mail: hqs-ipabuse@chinaunicom.cn
address: No.21,Financial Street
address: Beijing,100033,P.R.China
phone: +86-10-66259764
fax-no: +86-10-66259764
country: CN
mnt-by: MAINT-CN-CUCGROUP
last-modified: 2017-09-05T06:36:14Z
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 ID: bizjz244417324zb
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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