`singaporediagnostics.com`

DNSSEC	⚠️ Not signed
A	198.54.126.160^{🇺🇸 NAMCHEAP-PH198.54.126.0/24}
		PTR	`premium12-2.web-hosting.com`
NS	`ns-121.awsdns-15.com` ⭐
		A	2600:9000:5300:7900::1^{🇺🇸 Amazon2600:9000:5300::/48 - CloudFront}
			PTR	`ns-121.awsdns-15.com`
		A	205.251.192.121^{🇺🇸 Amazon205.251.192.0/24 prefix}
			PTR	`ns-121.awsdns-15.com`
NS	`ns-1419.awsdns-49.org`
		A	2600:9000:5305:8b00::1^{🇺🇸 Amazon2600:9000:5305::/48 - CloudFront}
			PTR	`ns-1419.awsdns-49.org`
		A	205.251.197.139^{🇺🇸 Amazon205.251.197.0/24 prefix}
			PTR	`ns-1419.awsdns-49.org`
NS	`ns-1904.awsdns-46.co.uk`
		A	2600:9000:5307:7000::1^{🇺🇸 Amazon2600:9000:5307::/48 - CloudFront}
			PTR	`ns-1904.awsdns-46.co.uk`
		A	205.251.199.112^{🇺🇸 Amazon205.251.199.0/24 prefix}
			PTR	`ns-1904.awsdns-46.co.uk`
NS	`ns-917.awsdns-50.net`
		A	2600:9000:5303:9500::1^{🇺🇸 Amazon2600:9000:5303::/48 - CloudFront}
			PTR	`ns-917.awsdns-50.net`
		A	205.251.195.149^{🇺🇸 Amazon205.251.195.0/24 prefix}
			PTR	`ns-917.awsdns-50.net`
MX	`singaporediagnostics-com.mail.protection.outlook.com` ⭐
		A	2a01:111:f403:cc09::^{🇸🇬 Microsoft2a01:111:f000::/36}
			PTR	`mail-sg2pr03cu00500.inbound.protection.outlook.com`
		A	2a01:111:f403:cc1a::8^{🇯🇵 Microsoft2a01:111:f000::/36}
			PTR	`mail-tydpr03cu00100.inbound.protection.outlook.com`
		A	2a01:111:f403:cc1f::4^{🇯🇵 Microsoft2a01:111:f000::/36}
			PTR	`mail-os8pr02cu00104.inbound.protection.outlook.com`
		A	52.101.124.117^{🇯🇵 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-tydpr03cu00105.inbound.protection.outlook.com`
		A	52.101.137.0^{🇸🇬 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-sg2pr03cu00500.inbound.protection.outlook.com`
		A	52.101.157.80^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-os8pr02cu00100.inbound.protection.outlook.com`
TXT	`MS=12714959EE1F725419B77FF1D497F537AF5D1CED`
TXT	`MS=ms23912854`
TXT	`MS=ms73251352`
TXT	`NC142`
TXT	`knowbe4-site-verification=51ff1396b009c25af86d3770ea73656b`
TXT	`v=spf1 include:spf.protection.outlook.com -all`
SOA	`ns-121.awsdns-15.com`awsdns-hostmaster@amazon.com serial=1

`com`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.gtld-servers.net` ⭐
	NS	`b.gtld-servers.net`
	NS	`c.gtld-servers.net`
	NS	`d.gtld-servers.net`
	NS	`e.gtld-servers.net`
	NS	`f.gtld-servers.net`
	NS	`g.gtld-servers.net`
	NS	`h.gtld-servers.net`
	NS	`i.gtld-servers.net`
	NS	`j.gtld-servers.net`
	NS	`k.gtld-servers.net`
	NS	`l.gtld-servers.net`
	NS	`m.gtld-servers.net`
	SOA	`a.gtld-servers.net`nstld@verisign-grs.com serial=1777108501

Same first word

singaporediagnostics.com

DNS History

14 records (6 active, 8 former)

●NSns-121.awsdns-15.com2026-03-25 → 2026-04-25 · 3 obs

○ 2017-09-20 09:07:00
● 2026-03-25 13:38:20
● 2026-04-25 09:29:50

●NSns-1419.awsdns-49.org2026-03-25 → 2026-04-25 · 3 obs

○ 2017-09-20 09:07:00
● 2026-03-25 13:38:20
● 2026-04-25 09:29:50

●NSns-1904.awsdns-46.co.uk2026-03-25 → 2026-04-25 · 3 obs

○ 2017-09-20 09:07:00
● 2026-03-25 13:38:20
● 2026-04-25 09:29:50

●NSns-917.awsdns-50.net2026-03-25 → 2026-04-25 · 3 obs

○ 2017-09-20 09:07:00
● 2026-03-25 13:38:20
● 2026-04-25 09:29:50

○NSns17.domaincontrol.com2015-05-13 → 2017-09-20 · 4 obs

● 2015-05-13 02:36:30
● 2017-09-20 09:07:00
○ 2026-03-25 13:38:20
○ 2026-04-25 09:29:50

○NSns18.domaincontrol.com2015-05-13 → 2017-09-20 · 4 obs

● 2015-05-13 02:36:30
● 2017-09-20 09:07:00
○ 2026-03-25 13:38:20
○ 2026-04-25 09:29:50

○MXalt1.aspmx.l.google.com2015-05-13 → 2017-09-20 · 4 obs

● 2015-05-13 02:36:30
● 2017-09-20 09:07:00
○ 2026-03-25 13:38:20
○ 2026-04-25 09:29:50

○MXalt2.aspmx.l.google.com2015-05-13 → 2017-09-20 · 4 obs

● 2015-05-13 02:36:30
● 2017-09-20 09:07:00
○ 2026-03-25 13:38:20
○ 2026-04-25 09:29:50

○MXaspmx.l.google.com2015-05-13 → 2017-09-20 · 4 obs

● 2015-05-13 02:36:30
● 2017-09-20 09:07:00
○ 2026-03-25 13:38:20
○ 2026-04-25 09:29:50

○MXaspmx2.googlemail.com2015-05-13 → 2017-09-20 · 4 obs

● 2015-05-13 02:36:30
● 2017-09-20 09:07:00
○ 2026-03-25 13:38:20
○ 2026-04-25 09:29:50

○MXaspmx3.googlemail.com2015-05-13 → 2017-09-20 · 4 obs

● 2015-05-13 02:36:30
● 2017-09-20 09:07:00
○ 2026-03-25 13:38:20
○ 2026-04-25 09:29:50

●MXsingaporediagnostics-com.mail.protection.outlook.com2026-03-25 → 2026-04-25 · 3 obs

○ 2017-09-20 09:07:00
● 2026-03-25 13:38:20
● 2026-04-25 09:29:50

●A198.54.126.1602026-03-25 → 2026-04-25 · 3 obs

○ 2017-09-20 09:07:00
● 2026-03-25 13:38:20
● 2026-04-25 09:29:50

○A199.79.62.2092015-05-13 → 2017-09-20 · 4 obs

● 2015-05-13 02:36:30
● 2017-09-20 09:07:00
○ 2026-03-25 13:38:20
○ 2026-04-25 09:29:50

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	d.gtld-servers.net, m.gtld-servers.net, c.gtld-servers.net, k.gtld-servers.net...	-
singaporediagnostics.com	ns-121.awsdns-15.com, ns-917.awsdns-50.net, ns-1904.awsdns-46.co.uk, ns-1419.awsdns-49.org	2 records

✅ Authoritative Response

Server:205.251.197.139

NS records: ns-121.awsdns-15.com, ns-917.awsdns-50.net, ns-1904.awsdns-46.co.uk, ns-1419.awsdns-49.org

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for singaporediagnostics.com (unsigned zone)

⏱️ Timing

Total: 340ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`198.54.126.160`
NS	4	`ns-121.awsdns-15.com, ns-1419.awsdns-49.org...`
MX	1	`singaporediagnostics-com.mail.protection`
TXT	6	`MS=12714959EE1F725419B77FF1D497F537AF5D1, MS=ms23912854...`
SOA	1	`ns-121.awsdns-15.com awsdns-hostmaster.a`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns-121.awsdns-15.com, ns-121.awsdns-15.com)

Analysis

IP Addresses

singaporediagnostics.com points to an IP address: 198.54.126.160.

other host names include stirbook.com, vineu.com, diningguide.org, serials6pm.net and fecamerica.com; they share IP numbers with singaporediagnostics.com.

Name Servers

singaporediagnostics.com delegates to four name servers: ns-121.awsdns-15.com, ns-917.awsdns-50.net, ns-1419.awsdns-49.org and ns-1904.awsdns-46.co.uk.

singaporediagnostics.com at least partially shares name servers with other domains, for instance dt9xom8irs6kr.cloudfront.net, d1utzcrlb6pq3q.cloudfront.net, organizer.com, lmscore.kawai-juku.ac.jp and d3tpj71rw05mc9.cloudfront.net.

Host names with two IP numbers: ns-121.awsdns-15.com points to 2600:9000:5300:7900::1 and 205.251.192.121; ns-917.awsdns-50.net points to 2600:9000:5303:9500::1 and 205.251.195.149; ns-1419.awsdns-49.org points to 2600:9000:5305:8b00::1 and 205.251.197.139; ns-1904.awsdns-46.co.uk points to 2600:9000:5307:7000::1 and 205.251.199.112.

Mail Servers

singaporediagnostics.com is handled by a single mail server, singaporediagnostics-com.mail.protection.outlook.com.

The host name singaporediagnostics-com.mail.protection.outlook.com points to six IP numbers: 2a01:111:f403:cc09::, 2a01:111:f403:cc1a::8, 2a01:111:f403:cc1f::4, 52.101.124.117, 52.101.137.0 and 52.101.157.80.

singaporediagnostics.com - robtex.com