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
Cdstm.cn Overview
China Digital Science and Technology Museum, also known as cdstm.cn, is a national public welfare publishing platform based on internet technology and science communication. The website is a cooperation between the Chinese Association for Science and Technology, the Ministry of Education, and the Chinese Academy of Sciences. Cdstm.cn is designed to provide science popularization services to its users. The website has a daily average of 269,248 unique users and 1,144,304 pageviews. The site has a market value of 15,032,160 USD.
Cdstm.cn is hosted by CHINANET-JS-AS-AP, which is the AS Number responsible for CHINANET'S backbone in the Jiangsu Province. Cdstm.cn has a top-level domain of .CN and an SSL certificate issued by DigiCert Inc.
As a science popularization site, Cdstm.cn is designed for users of all age groups, and hence the site is also family-friendly.
According to Google's PageSpeed Insights, the website has a speed score of 22 out of 100, which is relatively low and implies that the website's performance needs improvement. The low score indicates that there are several possible performance issues that could be hindering the site's loading speed. The site's low speed score may lead to a negative user experience, which is likely to result in a decrease in traffic. Therefore, it is crucial for the site's developers and administrators to review the site's performance and work on optimizing its load time.
In conclusion, Cdstm.cn is a national-level public welfare publishing platform that helps to popularize science and technology in China. The site has a considerable daily average user base, a high page view count, and a significant market value. The site is hosted under CHINANET-JS-AS-AP, has a .CN top-level domain, and uses an SSL certificate issued by DigiCert Inc. Although the website is family-friendly, its speed score is relatively low, and its performance needs to be improved to provide a better user experience.
Cdstm.cn Rank Summary
Audience Geography. Where are cdstm.cn visitors located?
| Country | Visitors |
|---|---|
 China CN | 98.3% |
| Japan JP | 0.7% |
| United States US | 0.6% |
| Other | 0.4% |
| Country | Pageviews |
|---|---|
| China CN | 98.3% |
| Japan JP | 0.7% |
| United States US | 0.6% |
| Other | 0.4% |
| Country | Rank |
|---|---|
| China CN | 85 |
| Japan JP | 6425 |
| United States US | 17730 |
Where do visitors go on cdstm.cn?
| Subdomain | Pageviews |
|---|---|
| cdstm.cn | 79.52% |
| cstm.cdstm.cn | 16.81% |
| hd.cdstm.cn | 1% |
| kjg.cdstm.cn | 0.69% |
| volunteer.cdstm.cn | 0.38% |
| amuseum.cdstm.cn | 0.3% |
| submarine.cdstm.cn | 0.24% |
| kpfwpt.cdstm.cn | 0.2% |
| zjbwg.cdstm.cn | 0.11% |
| dg.cdstm.cn | 0.09% |
| other | 0.64% |
| Subdomain | Pageviews per User |
|---|---|
| cdstm.cn | 4.16 |
| amuseum.cdstm.cn | 3.5 |
| cstm.cdstm.cn | 2.14 |
| job.cdstm.cn | 1 |
| resources.cdstm.cn | 1 |
| nxyqx.cdstm.cn | 1 |
| sshd.cdstm.cn | 1 |
| zjbwg.cdstm.cn | 1 |
| kpfwpt.cdstm.cn | 1 |
| submarine.cdstm.cn | 1 |
| other | 0.89 |
| Subdomain | Reach |
|---|---|
| cdstm.cn | 91.88% |
| cstm.cdstm.cn | 37.82% |
| hd.cdstm.cn | 4.62% |
| kjg.cdstm.cn | 3.26% |
| volunteer.cdstm.cn | 1.83% |
| submarine.cdstm.cn | 1.15% |
| kpfwpt.cdstm.cn | 0.96% |
| zjbwg.cdstm.cn | 0.53% |
| resources.cdstm.cn | 0.45% |
| dg.cdstm.cn | 0.44% |
| other | 2.82% |
How popular is cdstm.cn?
| Period | Global Rank | Global Rank Delta |
|---|---|---|
| past 3 months | 592 | -46 |
| past month | 549 | -70 |
| past week | 259 | -46 |
| yesterday | 233 | -42 |
| Days | Pageviews Rank | Pageviews Rank Delta | Pageviews per Million | Pageviews per Million Delta | Pageviews per User | Pageviews per User Delta |
|---|---|---|---|---|---|---|
| 90 | 586 | -57 | 115 | 12% | 4.25 | 3% |
| 30 | 496 | -157 | 133 | 29% | 4.81 | 21% |
| 7 | 237 | -44 | 279 | 18% | 5 | -0.794% |
| 1 | 184 | -130 | 363 | 88% | 6.2 | 81% |
| Days | Reach Rank | Reach Rank Delta | Reach per Million | Reach per Million Delta |
|---|---|---|---|---|
| 90 | 671 | -31 | 999 | 8.1% |
| 30 | 641 | -46 | 1020 | 6% |
| 7 | 297 | -68 | 2080 | 19% |
| 1 | 273 | -15 | 2200 | 4% |
Cdstm.cn 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 cdstm.cn 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 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.
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.
| Domain | *.cdstm.cn |
| Issuer Organization | TrustAsia Technologies, Inc. |
| Issuer | TrustAsia OV TLS Pro CA G3 |
| Algorithm | RSA-SHA256 |
| Valid form | 03/24/2023 |
| Expiration | 04/04/2024 |
| Signed | Certificate is not self signed |
| Additional Domains |
*.cdstm.cn cdstm.cn |
Cdstm.cn Rank History
Alexa Rank shows how popular cdstm.cn is in comparison with other sites. The most popular site has Alexa Rank equals 1. If cdstm.cn 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 cdstm.cn and pageviews on cdstm.cn over the past 3 months.
Cdstm.cn Hosting Information
ASN ID: 140293
ASN Title: China TelecomLast Update: 04/04/2025
% [whois.apnic.net]
% Whois data copyright terms http://www.apnic.net/db/dbcopyright.html
% Information related to 'AS139578 - AS140601'
as-block: AS139578 - AS140601
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: 2019-06-13T01:03:23Z
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 'AS140293'
% Abuse contact for 'AS140293' is 'anti-spam@chinatelecom.cn'
aut-num: AS140293
as-name: CHINATELECOM-JIANGSU-CHANGZHOU-5G-NETWORK
descr: CHINATELECOM Jiangsu province Changzhou 5G network
descr: 213000
country: CN
org: ORG-CT1-AP
admin-c: CH93-AP
tech-c: CH93-AP
abuse-c: AC1573-AP
notify: zhengzm@chinatelecom.cn
mnt-lower: MAINT-CHINANET
mnt-routes: MAINT-CHINANET-JS
mnt-by: APNIC-HM
mnt-irt: IRT-CHINANET-CN
last-modified: 2020-05-14T11:15:09Z
source: APNIC
irt: IRT-CHINANET-CN
address: No.31 ,jingrong street,beijing
address: 100032
e-mail: anti-spam@chinatelecom.cn
abuse-mailbox: anti-spam@chinatelecom.cn
admin-c: CH93-AP
tech-c: CH93-AP
auth: # Filtered
remarks: anti-spam@chinatelecom.cn was validated on 2024-04-15
mnt-by: MAINT-CHINANET
last-modified: 2024-04-15T01:54:23Z
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: +86-20-38639251
fax-no: +86-10-58501060
e-mail: zhengzm@chinatelecom.cn
mnt-ref: APNIC-HM
mnt-by: APNIC-HM
last-modified: 2019-09-16T12:55:07Z
source: APNIC
role: ABUSE CHINANETCN
address: No.31 ,jingrong street,beijing
address: 100032
country: ZZ
phone: +000000000
e-mail: anti-spam@chinatelecom.cn
admin-c: CH93-AP
tech-c: CH93-AP
nic-hdl: AC1573-AP
remarks: Generated from irt object IRT-CHINANET-CN
remarks: anti-spam@chinatelecom.cn was validated on 2024-04-15
abuse-mailbox: anti-spam@chinatelecom.cn
mnt-by: APNIC-ABUSE
last-modified: 2024-04-15T01:55:05Z
source: APNIC
person: Chinanet Hostmaster
nic-hdl: CH93-AP
e-mail: anti-spam@chinatelecom.cn
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: 2022-02-28T06:53:44Z
source: APNIC
% This query was served by the APNIC Whois Service version 1.88.25 (WHOIS-US3)
Cdstm.cn Domain Registration and Settings
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
| Host | A Record | TTL |
|---|---|---|
| cdstm.cn | 4e4d9bf33e0205c2.cdn.jiashule.com | 300 |
| Host | MX Record | Priority | TTL |
|---|---|---|---|
| cdstm.cn | 4e4d9bf33e0205c2.cdn.jiashule.com. | 300 |
| Host | NS Record | TTL |
|---|---|---|
| cdstm.cn | ns1.bdydns.cn | 86400 |
| cdstm.cn | ns2.bdydns.cn | 86400 |
| Host | TXT Record | TTL |
|---|---|---|
| cdstm.cn | 300 |
ns1.bdydns.cn
TTL: 64000
Email address: sa.dudns.com
Serial: 2018082540
Refresh: 5
Retry: 5
Expire: 2592000
Minimum: 3600
Cdstm.cn HTML Check
Cdstm.cn Desktop Performance
Last tested: 06/02/2017
| Total Resources | 150 |
| Number of Hosts | 13 |
| Static Resources | 128 |
| JavaScript Resources | 18 |
| CSS Resources | 13 |
Cdstm.cn Mobile Insights
Last tested: 05/20/2017
| Total Resources | 111 |
| Number of Hosts | 12 |
| Static Resources | 99 |
| JavaScript Resources | 14 |
| CSS Resources | 6 |
Cdstm.cn Common Typos
www.cdstm.net
www.cdstm.org
www.cdstm.info
www.cdstm.biz
www.cdstm.us
www.cdstm.mobi
www.dstm.cn
www.cdstm.cn
www.xdstm.cn
www.cxdstm.cn
www.xcdstm.cn
www.ddstm.cn
www.cddstm.cn
www.dcdstm.cn
www.fdstm.cn
www.cfdstm.cn
www.fcdstm.cn
www.vdstm.cn
www.cvdstm.cn
www.vcdstm.cn
www.cstm.cn
www.cxstm.cn
www.cdxstm.cn
www.csstm.cn
www.cdsstm.cn
www.csdstm.cn
www.cestm.cn
www.cdestm.cn
www.cedstm.cn
www.crstm.cn
www.cdrstm.cn
www.crdstm.cn
www.cfstm.cn
www.cdfstm.cn
www.ccstm.cn
www.cdcstm.cn
www.ccdstm.cn
www.cdtm.cn
www.cdwtm.cn
www.cdswtm.cn
www.cdwstm.cn
www.cdetm.cn
www.cdsetm.cn
www.cddtm.cn
www.cdsdtm.cn
www.cdztm.cn
www.cdsztm.cn
www.cdzstm.cn
www.cdxtm.cn
www.cdsxtm.cn
www.cdatm.cn
www.cdsatm.cn
www.cdastm.cn
www.cdsm.cn
www.cdsrm.cn
www.cdstrm.cn
www.cdsrtm.cn
www.cdsfm.cn
www.cdstfm.cn
www.cdsftm.cn
www.cdsgm.cn
www.cdstgm.cn
www.cdsgtm.cn
www.cdsym.cn
www.cdstym.cn
www.cdsytm.cn
www.cdst.cn
www.cdstn.cn
www.cdstmn.cn
www.cdstnm.cn
www.cdstj.cn
www.cdstmj.cn
www.cdstjm.cn
www.cdstk.cn
www.cdstmk.cn
www.cdstkm.cn