Cstnet.cn 中国科技网，引领科技的中国互联网络！
中国科技网是中国科学院领导下的学术性、非盈利的科研计算机网络。1994年全功能接入互联网，早期四大互联网骨干网之一，全程助力科研信息化发展，20年来与中国互联网事业共成长。
Server IP address resolved: No
Http response code: None
Last Checked: 11/09/2024
Cstnet.cn traffic volume is 17,943 unique daily visitors and their 39,474 pageviews. The web value rate of cstnet.cn is 693,617 USD. Each visitor makes around 2.35 page views on average.
By Alexa's traffic estimates cstnet.cn placed at 333,112 position over the world, while the largest amount of its visitors comes from China, where it takes 3,951 place.
Perfect for cstnet.cn that their data center (provided by company company CSTNET-AS-AP Computer Network Information Center, CN) 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 CSTNET-AS-AP Computer Network Information Center, CN.
Cstnet.cn registered under .CN top-level domain. Check other websites in .CN zone.
The last verification results, performed on (November 27, 2019) cstnet.cn show that cstnet.cn has an invalid SSL certificate. Click “Refresh” button for SSL Information at the Safety Information section. Check the list of websites using SSL certificates issued by TrustAsia Technologies, Inc..
In accordance with Web of Trust cstnet.cn is a suspicious domain.
Relying Google MobileFriendly test cstnet.cn is well optimized for mobile and tablet devices.
Audience Geography. Where are cstnet.cn visitors located?
| Country | Visitors |
|---|---|
 China CN | 96% |
| United States US | 1% |
| Other | 3% |
| Country | Pageviews |
|---|---|
| China CN | 96.4% |
| United States US | 0.8% |
| Other | 2.8% |
| Country | Rank |
|---|---|
| China CN | 3951 |
| United States US | 326444 |
Where do visitors go on cstnet.cn?
| Subdomain | Pageviews |
|---|---|
| mail.cstnet.cn | 98.95% |
| other | 1.05% |
| Subdomain | Pageviews per User |
|---|---|
| mail.cstnet.cn | 2.1 |
| Subdomain | Reach |
|---|---|
| mail.cstnet.cn | 100% |
How popular is cstnet.cn?
| Period | Global Rank | Global Rank Delta |
|---|---|---|
| past 3 months | 18508 | -49217 |
| past month | 34180 | 21520 |
| past week | 73191 | 18554 |
| Days | Pageviews Rank | Pageviews Rank Delta | Pageviews per Million | Pageviews per Million Delta | Pageviews per User | Pageviews per User Delta |
|---|---|---|---|---|---|---|
| 90 | 25071 | -52870 | 279 | 280% | 2.2 | -14.57% |
| 30 | 45610 | 28035 | 14 | -66.052% | 2.1 | -2.29% |
| 7 | 95805 | 26384 | 6 | -32.81% | 2 | -7.826% |
| Days | Reach Rank | Reach Rank Delta | Reach per Million | Reach per Million Delta |
|---|---|---|---|---|
| 90 | 17360 | -50344 | 48 | 340% |
| 30 | 32175 | 20377 | 24 | -65.206% |
| 7 | 69726 | 16810 | 10 | -27.22% |
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 cstnet.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 cstnet.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 cstnet.cn for mature or inappropriate content, only security checks are evaluated.
The WOT calculates reputation of the cstnet.cn. This reputation system receives ratings from users and information from third-party sources, assesses the cstnet.cn for safety features and confirms, whether cstnet.cn is suitable for children.
| WARNING! | Certificate download error. Previous scan results are shown below. |
| Domain | vmt.escience.cn |
| Issuer Organization | TrustAsia Technologies, Inc. |
| Issuer | TrustAsia DV SSL CA - G5 |
| Algorithm | RSA-SHA256 |
| Valid form | 07/14/2017 |
| Expiration | 07/14/2018 |
| Signed | Certificate is not self signed |
| Additional Domains |
vmt.escience.cn |
ASN ID: 7497
ASN Title: CSTNET-AS-AP Computer Network Information Center, CN
Last Update: 07/16/2024
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% Whois data copyright terms http://www.apnic.net/db/dbcopyright.html
% Information related to 'AS7467 - AS7722'
as-block: AS7467 - AS7722
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
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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
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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 'AS7497'
% Abuse contact for 'AS7497' is 'ipas@cnnic.cn'
aut-num: AS7497
as-name: CSTNET-AS-AP
descr: Computer Network Information Center
descr: Chinese Academy of Science
descr: 4,4th South Street,Zhongguancun,Haidian District,Beijing, China ,P.O. Box 349 (100190)
country: CN
import: from AS4538 accept
import: from AS4789 accept
import: from AS4837 accept
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import: from AS9394 accept
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import: from AS9808 accept
import: from AS3320 accept ANY
import: from AS3491 accept ANY
import: from AS6453 accept ANY
import: from AS10026 accept ANY
import: from AS7497:AS-CUSTOMERS accept
export: to AS4538 announce
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export: to AS4847 announce
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export: to AS9406 announce
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export: to AS3320 announce
export: to AS3491 announce
export: to AS6453 announce
export: to AS10026 announce
export: to AS7497:AS-CUSTOMERS announce ANY
export: to AS3320 announce
export: to AS3491 announce
export: to AS6453 announce
export: to AS10026 announce
admin-c: LH90-AP
tech-c: LH90-AP
mnt-lower: MAINT-CN-LIHONG
mnt-routes: MAINT-CN-CSTNET
mnt-by: MAINT-CN-CSTNET
mnt-irt: IRT-CNNIC-CN
last-modified: 2015-12-01T22:13:14Z
source: APNIC
irt: IRT-CNNIC-CN
address: Beijing, China
e-mail: ipas@cnnic.cn
abuse-mailbox: ipas@cnnic.cn
admin-c: IP50-AP
tech-c: IP50-AP
auth: # Filtered
remarks: Please note that CNNIC is not an ISP and is not
remarks: empowered to investigate complaints of network abuse.
remarks: Please contact the tech-c or admin-c of the network.
mnt-by: MAINT-CNNIC-AP
last-modified: 2017-11-01T08:57:39Z
source: APNIC
person: Li Hong
nic-hdl: LH90-AP
e-mail: lihong@cstnet.net.cn
address: No.4, Zhongguancun 4th South Street, Haidian District, Beijing
phone: +86-10-58812000
fax-no: +86-10-58812900
country: CN
mnt-by: MAINT-CN-LIHONG
last-modified: 2008-09-04T07:29:19Z
source: APNIC
% This query was served by the APNIC Whois Service version 1.88.15-46 (WHOIS-US3)
Domain Name: cstnet.cn
ROID: 20030312s10001s00042651-cn
Domain Status: ok
Registrant: 中国科学院计算机网络信息中心
Registrant Contact Email: dongchao@cnic.cn
Sponsoring Registrar: 北京国科云计算技术有限公司（原北京中科三方网络技术有限公司）
Name Server: ns3.cstnet.cn
Name Server: ns4.cstnet.cn
Registration Time: 2003-03-17 12:20:05
Expiration Time: 2034-03-17 12:48:36
DNSSEC: unsigned
| Host | A Record | TTL |
|---|---|---|
| cstnet.cn | 159.226.27.40 | 10800 |
| Host | MX Record | Priority | TTL |
|---|---|---|---|
| cstnet.cn | mx.cstnet.cn | 5 | 3600 |
| cstnet.cn | mx1.cstnet.cn | 1 | 3600 |
| Host | NS Record | TTL |
|---|---|---|
| cstnet.cn | panda.cstnet.cn | 10800 |
| Host | TXT Record | TTL |
|---|---|---|
| cstnet.cn | v=spf1 include:spf.mail.cstnet.cn ~all | 10800 |
panda.cstnet.cn
TTL: 10800
Email address: dns-admin.cstnet.cn
Serial: 2019071901
Refresh: 3600
Retry: 3600
Expire: 3600000
Minimum: 86400
Last tested: 01/26/2018
| Total Resources | 28 |
| Number of Hosts | 3 |
| Static Resources | 24 |
| JavaScript Resources | 5 |
| CSS Resources | 3 |
Last tested: 05/23/2017
| Total Resources | 26 |
| Number of Hosts | 2 |
| Static Resources | 22 |
| JavaScript Resources | 4 |
| CSS Resources | 3 |
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