Core.org.cn
Server IP address resolved: Yes
Http response code: 200
Response time: 0.25 sec.
Last Checked: 01/23/2025
Core.org.cn attracts 427 unique visitors daily, generating 427 pageviews. The estimated value of core.org.cn is 3,124 USD. Each visitor views approximately 1.07 pages on average.
According to Majestic's traffic estimates, core.org.cn ranks 52,493 globally.
Core.org.cn server is located in China, so we cannot determine if the distance might affect the page load time.
See the list of other websites hosted by ST-BGP - Sharktech, US.
Core.org.cn is registered with the .CN top-level domain. Explore additional websites within the .CN zone.
According to the latest verification on (January 23, 2025), core.org.cn has an invalid SSL certificate. Click the "Refresh" button in the Safety Information section for updated SSL details.
According to Symantec core.org.cn appears to be a safe domain.
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 core.org.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.
McAfee assesses core.org.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 core.org.cn for mature or inappropriate content, only security checks are evaluated.
The WOT calculates reputation of the core.org.cn. This reputation system receives ratings from users and information from third-party sources, assesses the core.org.cn for safety features and confirms, whether core.org.cn is suitable for children.
| WARNING! | Certificate download error. Previous scan results are shown below. |
| Domain | Unknown |
| Issuer Organization | Unknown |
| Issuer | Unknown |
| Algorithm | Unknown |
| Valid form | Unknown |
| Expiration | Unknown |
| Signed | No information |
| Additional Domains |
ASN ID: 46844
ASN Title: ST-BGP - Sharktech, US
Last Update: 12/21/2024
#
# ARIN WHOIS data and services are subject to the Terms of Use
# available at: https://www.arin.net/whois_tou.html
#
# If you see inaccuracies in the results, please report at
# https://www.arin.net/resources/whois_reporting/index.html
#
# Copyright 1997-2018, American Registry for Internet Numbers, Ltd.
#
ASNumber: 46844
ASName: ST-BGP
ASHandle: AS46844
RegDate: 2009-03-31
Updated: 2012-02-14
Ref: https://rdap.arin.net/registry/autnum/46844
OrgName: Sharktech
OrgId: SHARK-7
Address: 3315 E. Russel Rd A4 #112
City: Las Vegas
StateProv: NV
PostalCode: 89120
Country: US
RegDate: 2012-01-20
Updated: 2017-01-28
Comment: FOR ABUSE RELATED QUESTIONS PLEASE EMAIL ABUSE AT SHARKTECH.NET
Ref: https://rdap.arin.net/registry/entity/SHARK-7
ReferralServer: rwhois://rwhois.sharktech.net:4321
OrgNOCHandle: NOC2002-ARIN
OrgNOCName: Network Operations Center
OrgNOCPhone: +1-702-425-9980
OrgNOCEmail: support@sharktech.net
OrgNOCRef: https://rdap.arin.net/registry/entity/NOC2002-ARIN
OrgAbuseHandle: ABUSE1080-ARIN
OrgAbuseName: ABUSE Department
OrgAbusePhone: +1-844-706-7383
OrgAbuseEmail: abuse@sharktech.net
OrgAbuseRef: https://rdap.arin.net/registry/entity/ABUSE1080-ARIN
OrgTechHandle: NOC2002-ARIN
OrgTechName: Network Operations Center
OrgTechPhone: +1-702-425-9980
OrgTechEmail: support@sharktech.net
OrgTechRef: https://rdap.arin.net/registry/entity/NOC2002-ARIN
#
# ARIN WHOIS data and services are subject to the Terms of Use
# available at: https://www.arin.net/whois_tou.html
#
# If you see inaccuracies in the results, please report at
# https://www.arin.net/resources/whois_reporting/index.html
#
# Copyright 1997-2018, American Registry for Internet Numbers, Ltd.
#
%rwhois V-1.5:003eff:00 rwhois.sharktech.net (by Network Solutions, Inc. V-1.5.9.6)
%error 230 No Objects Found
Domain Name: core.org.cn
ROID: 20040114s10051s00024185-cn
Domain Status: ok
Registrant: 阔尔（北京）教育科技有限公司
Registrant Contact Email: erfang@core.org.cn
Sponsoring Registrar: 阿里云计算有限公司（万网）
Name Server: dns9.hichina.com
Name Server: dns10.hichina.com
Registration Time: 2004-01-14 11:26:15
Expiration Time: 2023-01-14 11:26:15
DNSSEC: unsigned
| Host | A Record | TTL |
|---|---|---|
| core.org.cn | 211.157.101.222 | 3600 |
| Host | MX Record | Priority | TTL |
|---|---|---|---|
| core.org.cn | mxbiz2.qq.com | 10 | 3600 |
| core.org.cn | mxbiz1.qq.com | 5 | 3600 |
| Host | NS Record | TTL |
|---|---|---|
| core.org.cn | dns9.hichina.com | 86400 |
| core.org.cn | dns10.hichina.com | 86400 |
| Host | TXT Record | TTL |
|---|---|---|
| core.org.cn | v=spf1 include:spf.mail.qq.com ~all | 3600 |
dns9.hichina.com
TTL: 600
Email address: hostmaster.hichina.com
Serial: 2022052002
Refresh: 3600
Retry: 1200
Expire: 86400
Minimum: 600
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