Keystonemedical.com.sg Keystone Clinic & Surgery - Ang Mo Kio | Health Screening | Vaccinations
Keystone Clinic & Surgery is a general practice (GP) clinic in Ang Mo Kio. Telemedicine, Health Screening, Vaccinations, Medical Check Up & CHAS subsi...
Server IP address resolved: Yes
Http response code: 200
Response time: 9.07 sec.
Last Checked: 03/16/2026
Keystonemedical.com.sg attracts 1,751 unique visitors daily, generating 3,501 pageviews. The estimated value of keystonemedical.com.sg is 2,568 USD. Each visitor views approximately 2.14 pages on average.
Keystonemedical.com.sg is hosted by A2HOSTING - A2 Hosting, Inc., US. Check out other websites hosted by A2HOSTING - A2 Hosting, Inc., US.
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Keystonemedical.com.sg is registered with the .SG top-level domain. Explore additional websites within the .SG zone.
A recent examination on (January 10, 2023), indicates that keystonemedical.com.sg has an expired SSL certificate issued by cPanel, Inc. (expired on March 22, 2023). Click the "Refresh" button in the Safety Information section for updated SSL details. See the list of websites using SSL certificates issued by cPanel, Inc..
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| Domain | keystonemedical.com.sg |
| Issuer Organization | cPanel, Inc. |
| Issuer | cPanel, Inc. Certification Authority |
| Algorithm | RSA-SHA256 |
| Valid form | 12/22/2022 |
| Expiration | 03/22/2023 |
| Signed | Certificate is not self signed |
| Additional Domains |
keystonemedical.com.sg cpanel.keystonemedical.com.sg mail.keystonemedical.com.sg webmail.keystonemedical.com.sg www.keystonemedical.com.sg |
ASN ID: 55293
ASN Title: A2HOSTING - A2 Hosting, Inc., US
Last Update: 12/17/2025
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# available at: https://www.arin.net/whois_tou.html
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# If you see inaccuracies in the results, please report at
# https://www.arin.net/resources/whois_reporting/index.html
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# Copyright 1997-2018, American Registry for Internet Numbers, Ltd.
#
ASNumber: 55293
ASName: A2HOSTING
ASHandle: AS55293
RegDate: 2013-05-17
Updated: 2013-05-17
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Address: P.O. Box 2998
City: Ann Arbor
StateProv: MI
PostalCode: 48106
Country: US
RegDate: 2004-03-16
Updated: 2017-06-06
Comment: http://www.a2hosting.com
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OrgTechHandle: CUNDI1-ARIN
OrgTechName: Cundiff, David
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#
# 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
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# Copyright 1997-2018, American Registry for Internet Numbers, Ltd.
#
----------------------------------------------------------------------
SGNIC WHOIS Server
----------------------------------------------------------------------
The following data is provided for information purposes only.
Registrar: INSTRA CORPORATION PTY. LTD.
Domain Name: KEYSTONEMEDICAL.COM.SG
Creation Date: 26-Sep-2022 16:51:25
Modified Date: 27-Sep-2022 08:35:11
Expiration Date: 26-Sep-2023 16:51:25
Domain Status: OK
Domain Status: VerifiedID@SG-Mandatory
Domain Status: VerifiedID@SG-OK (VERIFIED BY ADMIN CONTACT)
Registrant:
Name: KEYSTONE CLINIC & SURGERY PTE. LTD. (SGNIC-ORG2374853)
Administrative Contact:
Name: INSTRA CORPORATION PTE. LTD. (SGNIC-ORGIN282886)
Technical Contact:
Name: YANG CHEE SAM (SGNIC-PER20443334)
Email: samyang3@hotmail.com
Name Servers:
NS1.ONLYDOMAINS.COM
NS2.ONLYDOMAINS.COM
NS3.ONLYDOMAINS.COM
DNSSEC:
unsigned
| Host | A Record | TTL |
|---|---|---|
| keystonemedical.com.sg | 52.77.29.124 | 86400 |
| Host | MX Record | Priority | TTL |
|---|---|---|---|
| keystonemedical.com.sg | alt1.aspmx.l.google.com | 5 | 86400 |
| keystonemedical.com.sg | alt2.aspmx.l.google.com | 5 | 86400 |
| keystonemedical.com.sg | alt4.aspmx.l.google.com | 10 | 86400 |
| keystonemedical.com.sg | alt3.aspmx.l.google.com | 10 | 86400 |
| keystonemedical.com.sg | aspmx.l.google.com | 1 | 86400 |
| Host | NS Record | TTL |
|---|---|---|
| keystonemedical.com.sg | ns3.hostingww.com | 86400 |
| keystonemedical.com.sg | ns1.hostingww.com | 86400 |
| keystonemedical.com.sg | ns2.hostingww.com | 86400 |
| Host | TXT Record | TTL |
|---|---|---|
| keystonemedical.com.sg | v=spf1 include:_spf.google.com ~all | 86400 |
| keystonemedical.com.sg | v=spf1 a:mail.hostingww.com mx include:mail.hostingww.com -all | 86400 |
ns1.hostingww.com
TTL: 86400
Email address: root.hostingww.com
Serial: 2022100701
Refresh: 28800
Retry: 7200
Expire: 604800
Minimum: 86400
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