🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`mail.testprepaces.com`

CNAME	`mail.stackmail.com`
DNSSEC	⚠️ Not signed
A	185.151.28.68^{🇬🇧 TWENTYI185.151.28.0/24}
		PTR	`smtp.stackmail.com`
A	185.151.28.84^{🇬🇧 TWENTYI185.151.28.0/24}
A	185.151.28.85^{🇬🇧 TWENTYI185.151.28.0/24}

`testprepaces.com`

	DNSSEC	⚠️ Not signed
	A	185.146.167.204^{🇬🇧 TWENTYI185.146.167.0/24}
	NS	`ns1.propersource.net` ⭐ ⚠️ Not in parent delegation
	NS	`ns1.propersource.com` ⚠️ Not in zone NS records
	NS	`ns2.propersource.com` ⚠️ Not in zone NS records
	NS	`ns2.propersource.net` ⚠️ Not in parent delegation
	NS	`ns3.propersource.com` ⚠️ Not in zone NS records
	NS	`ns3.propersource.net` ⚠️ Not in parent delegation
	NS	`ns4.propersource.com` ⚠️ Not in zone NS records
	NS	`ns4.propersource.net` ⚠️ Not in parent delegation
	MX	`mx.stackmail.com` ⭐
	SOA	`ns1.propersource.net`hostmaster@stackdns.com serial=1782736496

Previously MX for

testprepaces.com

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Previous names

Next names

DNS History

2 records (1 active, 1 former)

○A216.172.168.362017-05-23 → 2017-05-23 · 3 obs

● 2017-05-23 05:07:52
○ 2026-11-10 22:41:04
○ 2026-11-10 22:41:08

●CNAMEmail.stackmail.com2026-11-10 → 2026-11-10 · 2 obs

● 2026-11-10 22:41:04
● 2026-11-10 22:41:08

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	g.gtld-servers.net, m.gtld-servers.net, i.gtld-servers.net, k.gtld-servers.net...	-
testprepaces.com	ns1.propersource.com, ns2.propersource.com, ns3.propersource.com, ns4.propersource.com	4 records

✅ Authoritative Response

Server:35.198.79.191

NS records: ns1.propersource.com, ns2.propersource.com, ns3.propersource.com, ns4.propersource.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for testprepaces.com (unsigned zone)

⏱️ Timing

Total: 1557ms | Queries: -

📄 Records

Type	Count	Sample Data
CNAME	1	`mail.stackmail.com`

📌 Glue Records Collected

Total: 4

Out-of-bailiwick: 4 (ns1.propersource.com, ns2.propersource.com, ns3.propersource.com...)

Analysis

IP Addresses

The hostname mail.testprepaces.com resolves to three IP addresses: 185.151.28.68, 185.151.28.84 and 185.151.28.85.

Additional host names — mail.nsm.xcloudnode.com, mail.rsn-commercials.com, smtp.stackmail.com and two others — share IP numbers with mail.testprepaces.com.

mail.testprepaces.com - robtex.com