`heartclinicalstudy.net`

DNSSEC	⚠️ Not signed
NS	`ns-406.awsdns-50.com` ⭐
		A	2600:9000:5301:9600::1^{🇺🇸 Amazon2600:9000:5301::/48 - CloudFront}
			PTR	`ns-406.awsdns-50.com`
		A	205.251.193.150^{🇺🇸 Amazon205.251.193.0/24 prefix}
			PTR	`ns-406.awsdns-50.com`
NS	`ns-1201.awsdns-22.org`
		A	2600:9000:5304:b100::1^{🇺🇸 Amazon2600:9000:5304::/48 - CloudFront}
			PTR	`ns-1201.awsdns-22.org`
		A	205.251.196.177^{🇺🇸 Amazon205.251.196.0/24 prefix}
			PTR	`ns-1201.awsdns-22.org`
NS	`ns-1775.awsdns-29.co.uk`
		A	2600:9000:5306:ef00::1^{🇺🇸 Amazon2600:9000:5306::/48 - CloudFront}
			PTR	`ns-1775.awsdns-29.co.uk`
		A	205.251.198.239^{🇺🇸 Amazon205.251.198.0/24 prefix}
			PTR	`ns-1775.awsdns-29.co.uk`
NS	`ns-723.awsdns-26.net`
		A	2600:9000:5302:d300::1^{🇺🇸 Amazon2600:9000:5302::/48 - CloudFront}
			PTR	`ns-723.awsdns-26.net`
		A	205.251.194.211^{🇺🇸 Amazon205.251.194.0/24 prefix}
			PTR	`ns-723.awsdns-26.net`
MX	`a-0018ee01.gslb.pphosted.com` ⭐
SOA	`ns-406.awsdns-50.com`awsdns-hostmaster@amazon.com serial=1

`net`

	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=1784551172

Same first word

heartclinicalstudy.biz

heartclinicalstudy.net

DNS History

5 records (5 active, 0 former)

●NSns-1201.awsdns-22.org2026-05-29 → 2026-07-20 · 2 obs

● 2026-05-29 17:57:28
● 2026-07-20 13:12:30

●NSns-1775.awsdns-29.co.uk2026-05-29 → 2026-07-20 · 2 obs

● 2026-05-29 17:57:28
● 2026-07-20 13:12:30

●NSns-406.awsdns-50.com2026-05-29 → 2026-07-20 · 2 obs

● 2026-05-29 17:57:28
● 2026-07-20 13:12:30

●NSns-723.awsdns-26.net2026-05-29 → 2026-07-20 · 2 obs

● 2026-05-29 17:57:28
● 2026-07-20 13:12:30

●MXa-0018ee01.gslb.pphosted.com2026-05-29 → 2026-07-20 · 2 obs

● 2026-05-29 17:57:28
● 2026-07-20 13:12:30

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
net	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
heartclinicalstudy.net	ns-723.awsdns-26.net, ns-406.awsdns-50.com, ns-1775.awsdns-29.co.uk, ns-1201.awsdns-22.org	2 records

✅ Authoritative Response

Server:205.251.198.239

NS records: ns-723.awsdns-26.net, ns-406.awsdns-50.com, ns-1775.awsdns-29.co.uk, ns-1201.awsdns-22.org

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for heartclinicalstudy.net (unsigned zone)

⏱️ Timing

Total: 255ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	4	`ns-1201.awsdns-22.org, ns-1775.awsdns-29.co.uk...`
MX	2	`a-0018ee01.gslb.pphosted.com (pri: 10), a-0018ee01.gslb.pphosted.com (pri: 20)`
SOA	1	`ns-406.awsdns-50.com awsdns-hostmaster.a`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns-723.awsdns-26.net, ns-723.awsdns-26.net)

Analysis

Name Servers

Four name servers handle the delegation for heartclinicalstudy.net: ns-406.awsdns-50.com, ns-723.awsdns-26.net, ns-1201.awsdns-22.org and ns-1775.awsdns-29.co.uk.

The name servers of heartclinicalstudy.net overlap at least partially with those of other domains — among them diagnoseu.com, mitoco-admin.net, docu-center.planone.company and two more.

Each of the four hosts ns-406.awsdns-50.com, ns-723.awsdns-26.net, ns-1201.awsdns-22.org and ns-1775.awsdns-29.co.uk has two IP addresses. ns-406.awsdns-50.com points to 205.251.193.150 and 2600:9000:5301:9600::1. ns-723.awsdns-26.net points to 205.251.194.211 and 2600:9000:5302:d300::1. ns-1201.awsdns-22.org points to 205.251.196.177 and 2600:9000:5304:b100::1. ns-1775.awsdns-29.co.uk points to 205.251.198.239 and 2600:9000:5306:ef00::1.

Mail Servers

heartclinicalstudy.net uses one mail server — a-0018ee01.gslb.pphosted.com.

The mail server setup of heartclinicalstudy.net matches that of other domains such as cvoutcomesrepatha.com.au, pegfilgrastim.support, biosimilarsbyamgen.com.au and two others.

heartclinicalstudy.net - robtex.com