Sfn.cn 中科三方-国科控股旗下域名管理专家

中科三方,国科控股旗下域名管理专家,多年为70%的国家机关、50%的大型央企、50%的大型金融机构以及100+中国500强企业等关键领域核心客户提供域名管理方案、域名监测、域名解析、SSL证书等信息化服务。热线电话:400-6906-400。


Online Status
Online

Server IP address resolved: Yes
Http response code: 200
Response time: 2.18 sec.
Last Checked: 07/03/2024

Sfn.cn traffic volume is 167 unique daily visitors and their 835 pageviews. The web value rate of sfn.cn is 6,249 USD. Each visitor makes around 5.35 page views on average.

By Alexa's traffic estimates sfn.cn placed at 12,430 position over the world.

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

The last verification results, performed on (June 18, 2019) sfn.cn show that sfn.cn has an expired SSL certificate (expired on August 05, 2019). Click “Refresh” button for SSL Information at the Safety Information section.

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

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


Global Rank
821,182
Average Load Time
0.93sec
Links In Count
33
Website Value
$5,840

Overview
Last Updated: 07/03/2024
Overall result - sfn.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: 02/19/2024
sfn.cn is safe.
Norton ConnectSafe evaluates sfn.cn for any unsafe and insecure content. The results are critical for families with young children.
Google Safe Search
Last Updated: 05/01/2017
sfn.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
sfn.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: 02/17/2021
sfn.cn is safe.
McAfee assesses sfn.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 sfn.cn for mature or inappropriate content, only security checks are evaluated.
Web of Trust
Last Updated: 07/03/2024
sfn.cn child safety is unknown.
The WOT calculates reputation of the sfn.cn. This reputation system receives ratings from users and information from third-party sources, assesses the sfn.cn for safety features and confirms, whether sfn.cn is suitable for children.

SSL Information
Domainwww.sfn.cn
Issuer OrganizationUnknown
IssuerDigiCert SHA2 Extended Validation Server CA
AlgorithmRSA-SHA256
Valid form06/06/2018
Expiration08/05/2019
SignedCertificate is not self signed
Additional Domains www.sfn.cn
sfn.cn
Server Location

ASN Information

ASN ID: 7497
ASN Title: CSTNET-AS-AP Computer Network Information Center, CN

Last Update: 01/06/2024

% [whois.apnic.net]
% 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
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 '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
import: from AS4847 accept
import: from AS9306 accept
import: from AS9389 accept
import: from AS9394 accept
import: from AS9406 accept
import: from AS9800 accept
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
export: to AS4789 announce
export: to AS4837 announce
export: to AS4847 announce
export: to AS9306 announce
export: to AS9389 announce
export: to AS9394 announce
export: to AS9406 announce
export: to AS9800 announce
export: to AS9808 announce
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)

WHOIS

Domain Name: sfn.cn
ROID: 20030311s10001s00038525-cn
Domain Status: clientDeleteProhibited
Domain Status: clientUpdateProhibited
Domain Status: clientTransferProhibited
Registrant: 北京中科三方网络技术有限公司
Registrant Contact Email: market@sfn.cn
Sponsoring Registrar: 北京中科三方网络技术有限公司
Name Server: vip1.sfndns.cn
Name Server: vip2.sfndns.cn
Registration Time: 2003-03-17 12:20:05
Expiration Time: 2022-03-17 12:48:36
DNSSEC: unsigned


DNS Records
HostA RecordTTL
HostMX RecordPriorityTTL
HostNS RecordTTL
HostTXT RecordTTL

Errors

Last tested: 08/11/2019

Desktop
Desktop Speed
19%

Desktop Resource Breakdown
Total Resources29
Number of Hosts2
Static Resources26
JavaScript Resources7
CSS Resources3

Last tested: 02/03/2018

Mobile
Mobile Usability
96%
Mobile Speed
50%

Mobile Resource Breakdown
Total Resources30
Number of Hosts5
Static Resources25
JavaScript Resources2
CSS Resources7
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