Cstm.org.cn belongs to China Telecom. Check the list of other websites hosted by China Telecom.
In terms of rank-to-traffic ratio, cstm.org.cn has 2,175 unique users per day, viewing 4,351 pages. The rank based value of cstm.org.cn is 3,370 USD. Every user makes 2.14 pageviews on average.
Cstm.org.cn boasts a link base consisting of 298 referring domains and 311 external backlinks, as revealed by the data obtained from web network scanning.
Cstm.org.cn top-level domain belongs to .CN domain zone. Check other webpages in .CN zone.
According the last verification test in August 15, 2024, cstm.org.cn has an expired wildcard SSL certificate issued by GlobalSign nv-sa (expired on September 06, 2025). Click button “Update” SSL Information at the Safety Information section. Check the list of websites using SSL by GlobalSign nv-sa.
Based on data from Google Safe Browsing and Symantec cstm.org.cn is a fairly safe domain.
Based on Mobile-Friendly test by Google cstm.org.cn is poorly optimized for mobile phones and tablets. Remember that optimizing your website design for mobile devices ensures that all of your web pages perform well on all devices, page loading speed can also be accelerated.





| Domain | *.cstm.org.cn |
| Issuer Organization | GlobalSign nv-sa |
| Issuer | GlobalSign RSA OV SSL CA 2018 |
| Algorithm | RSA-SHA256 |
| Valid form | 08/05/2024 |
| Expiration | 09/06/2025 |
| Signed | Certificate is not self signed |
| Additional Domains |
*.cstm.org.cn cstm.org.cn |
Alexa Rank shows how popular cstm.org.cn is in comparison with other sites. The most popular site has Alexa Rank equals 1. If cstm.org.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 cstm.org.cn and pageviews on cstm.org.cn over the past 3 months.
ASN ID: 151823
ASN Title: China TelecomLast Update: 05/05/2026
% [whois.apnic.net]
% Whois data copyright terms http://www.apnic.net/db/dbcopyright.html
% Information related to 'AS150842 - AS151865'
as-block: AS150842 - AS151865
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: 2021-10-13T00:52:11Z
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 'AS151823'
% Abuse contact for 'AS151823' is 'anti-spam@chinatelecom.cn'
aut-num: AS151823
as-name: CT-Centralsouth-China-IIP
descr: China Telecom
country: CN
org: ORG-CT1-AP
admin-c: YX69-AP
tech-c: YX69-AP
abuse-c: AC1573-AP
mnt-routes: MAINT-CHINANET-HN
mnt-by: APNIC-HM
mnt-irt: IRT-CHINANET-CN
last-modified: 2023-09-25T23:49:14Z
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 2024-10-17
mnt-by: MAINT-CHINANET
last-modified: 2024-10-17T03:10:56Z
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
country: ZZ
address: No.31 ,jingrong street,beijing
address: 100032
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 2024-10-17
abuse-mailbox: anti-spam@chinatelecom.cn
mnt-by: APNIC-ABUSE
last-modified: 2024-10-17T03:11:15Z
source: APNIC
person: Yali Xiao
address: Hunan Data Communication Bureau No.9 middle wuyi road ChangSha city,Hunan ,P.R.China 410011
country: CN
phone: +86-731-2260079
e-mail: 13348615181@189.cn
nic-hdl: YX69-AP
mnt-by: MAINT-CHINANET-HUNAN
last-modified: 2020-07-02T13:36:30Z
source: APNIC
% This query was served by the APNIC Whois Service version 1.88.25 (WHOIS-US4)
Domain Name: cstm.org.cn
ROID: 20021209s10051s00002330-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: 2000-06-24 00:00:00
Expiration Time: 2026-06-24 00:00:00
DNSSEC: unsigned
| Host | A Record | TTL |
|---|---|---|
| cstm.org.cn | cstm.org.cn.a.bdydns.com | 120 |
| cstm.org.cn.a.bdydns.com | opencdn.jomodns.com | 120 |
| opencdn.jomodns.com | 120.233.47.193 | 60 |
| opencdn.jomodns.com | 183.240.238.35 | 60 |
| opencdn.jomodns.com | 183.240.240.35 | 60 |
| Host | MX Record | Priority | TTL |
|---|---|---|---|
| cstm.org.cn | mx1.icoremail.net | 1 | 300 |
| Host | NS Record | TTL |
|---|---|---|
| cstm.org.cn | cstm.org.cn.a.bdydns.com | |
| cstm.org.cn.a.bdydns.com | opencdn.jomodns.com |
| Host | TXT Record | TTL |
|---|---|---|
| cstm.org.cn | 120 | |
| cstm.org.cn.a.bdydns.com | 120 |