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...

Keystonemedical.com.sg Overview

Keystonemedical.com.sg belongs to A2HOSTING - A2 Hosting, Inc., US. Check the list of other websites hosted by A2HOSTING - A2 Hosting, Inc., US.

In terms of rank-to-traffic ratio, keystonemedical.com.sg has 1,791 unique users per day, viewing 3,618 pages. The rank based value of keystonemedical.com.sg is 2,595 USD. Every user makes 2.14 pageviews on average.

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According the last verification test in January 10, 2023, keystonemedical.com.sg has an expired SSL certificate issued by cPanel, Inc. (expired on March 22, 2023). Click button “Update” SSL Information at the Safety Information section. Check the list of websites using SSL by cPanel, Inc..

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Keystonemedical.com.sg Website Safety

Overview

Last Updated: 01/02/2026

Unknown status.

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Last Updated: 01/10/2025

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Last Updated: 01/02/2026

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SSL Information

SSL Checker Tool

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

Keystonemedical.com.sg Rank History

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Keystonemedical.com.sg Hosting Information

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ASN Information

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ASN ID: 55293

ASN Title: A2HOSTING - A2 Hosting, Inc., US

Last Update: 12/17/2025

#
# 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
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# Copyright 1997-2018, American Registry for Internet Numbers, Ltd.
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ASNumber: 55293
ASName: A2HOSTING
ASHandle: AS55293
RegDate: 2013-05-17
Updated: 2013-05-17
Ref: https://rdap.arin.net/registry/autnum/55293

OrgName: A2 Hosting, Inc.
OrgId: A2HOS
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
Ref: https://rdap.arin.net/registry/entity/A2HOS

OrgTechHandle: NETWO8213-ARIN
OrgTechName: Network Operations
OrgTechPhone: +1-734-222-4678
OrgTechEmail: noc@a2hosting.com
OrgTechRef: https://rdap.arin.net/registry/entity/NETWO8213-ARIN

OrgNOCHandle: NETWO8213-ARIN
OrgNOCName: Network Operations
OrgNOCPhone: +1-734-222-4678
OrgNOCEmail: noc@a2hosting.com
OrgNOCRef: https://rdap.arin.net/registry/entity/NETWO8213-ARIN

OrgAbuseHandle: NETWO5169-ARIN
OrgAbuseName: Network Operations
OrgAbusePhone: +1-734-222-4678
OrgAbuseEmail: abuse@a2hosting.com
OrgAbuseRef: https://rdap.arin.net/registry/entity/NETWO5169-ARIN

OrgTechHandle: CUNDI1-ARIN
OrgTechName: Cundiff, David
OrgTechPhone: +1-734-222-4678
OrgTechEmail: dcundiff@a2hosting.com
OrgTechRef: https://rdap.arin.net/registry/entity/CUNDI1-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.
#

Keystonemedical.com.sg Domain Registration and Settings

WHOIS

WHOIS Lookup Tool

----------------------------------------------------------------------
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

DNS Records

DNS Lookup Tool

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

Keystonemedical.com.sg HTML Check

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not found

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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...

Keystonemedical.com.sg Overview

Keystonemedical.com.sg Website Safety

Keystonemedical.com.sg Rank History

Keystonemedical.com.sg Hosting Information

Keystonemedical.com.sg Domain Registration and Settings

Keystonemedical.com.sg HTML Check

Keystonemedical.com.sg Similar Audits

Keystonemedical.com.sg Common Typos