`mail.validatedsecurity.com`

DNSSEC	⚠️ Not signed
A	172.235.56.21^{🇺🇸 AKAMAI-LINODE-AP172.235.32.0/19 Akamai Technologies}
		PTR	`172-235-56-21.ip.linodeusercontent.com`

`validatedsecurity.com`

	DNSSEC	⚠️ Not signed
	A	172.235.56.21^{🇺🇸 AKAMAI-LINODE-AP172.235.32.0/19 Akamai Technologies}
	NS	`ns0.directnic.com` ⭐ ⚠️ Not in zone NS records
	NS	`ns1.directnic.com` ⚠️ Not in zone NS records
	NS	`ns2.directnic.com` ⚠️ Not in zone NS records
	NS	`ns3.directnic.com` ⚠️ Not in zone NS records
	MX	`mail.protonmail.ch` ⭐
	MX	`mailsec.protonmail.ch`⁽²⁰⁾
	TXT	`v=spf1 include:_spf.protonmail.ch ~all`
	TXT	`protonmail-verification=7a9a13b9f8f88d395ac1e8c8bfe2fac01fc7ff69`
	SOA	`ns0.directnic.com`hostmaster@directnic.com serial=1369182150

PTR for

17.10.27.64.in-addr.arpa

Previously MX for

validatedsecurity.com

Same first word

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DNS History

2 records (1 active, 1 former)

●A172.235.56.212026-03-24 → 2026-03-24 · 3 obs

○ 2016-07-13 12:30:36
● 2026-03-24 22:39:34
● 2026-03-24 22:39:36

○A64.27.28.102015-05-22 → 2016-07-13 · 4 obs

● 2015-05-22 21:44:40
● 2016-07-13 12:30:36
○ 2026-03-24 22:39:34
○ 2026-03-24 22:39:36

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	e.gtld-servers.net, c.gtld-servers.net, j.gtld-servers.net, g.gtld-servers.net...	-
validatedsecurity.com	ns0.directnic.com, ns1.directnic.com, ns3.directnic.com, ns2.directnic.com	8 records

✅ Authoritative Response

Server:104.143.9.42

NS records: ns0.directnic.com, ns1.directnic.com, ns3.directnic.com, ns2.directnic.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for validatedsecurity.com (unsigned zone)

⏱️ Timing

Total: 158ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`172.235.56.21`

📌 Glue Records Collected

Total: 8

Out-of-bailiwick: 8 (ns0.directnic.com, ns0.directnic.com, ns1.directnic.com...)

Analysis

IP Addresses

mail.validatedsecurity.com resolves to one IP number: 172.235.56.21.

Other host names, for example validatedsecurity.com, share IP numbers with mail.validatedsecurity.com.

mail.validatedsecurity.com - robtex.com