`mail.admin-securefirst.dk`

DNSSEC	⚠️ Not signed
A	159.69.242.34^{🇩🇪 Hetzner159.69.0.0/16 HETZNER-DC}
		PTR	`mail.admin-securefirst.dk`

`admin-securefirst.dk`

	DNSSEC	🔒 Signed (DS record present)
	NS	`ns1.simply.com` ⭐
	NS	`ns2.simply.com`
	NS	`ns3.simply.com`
	MX	`adminsecurefirst-dk01c.mail.protection.outlook.com` ⭐
	TXT	`v=spf1 include:spf.protection.outlook.com include:sendgrid.net -all`
	TXT	`MS=ms41044034`
	SOA	`ns1.simply.com`hostmaster@simply.com 2025-08-18 #0

PTR for

34.242.69.159.in-addr.arpa

MX for

opdatering.nu

administration.nu

msg-linkedin.com

Same first word

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mail.sd

mail.co.id

mail.top

mail.health-carereform.com

mail.iki.fi

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mail.limited

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mail.sc

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mail.company

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mail.priv.pl

mail.mw

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mail.sdscloud.pl

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mail.gov.zw

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mail.tr

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mail.group

mail.gov

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mail.com.ba

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mail.org

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mail.ly

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DNS History

1 record (1 active, 0 former)

●A159.69.242.342026-02-22 → 2026-04-12 · 2 obs

● 2026-02-22 07:29:46
● 2026-04-12 16:50:58

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
dk	b.nic.dk, c.nic.dk, h.nic.dk, l.nic.dk...	-
admin-securefirst.dk	ns1.simply.com, ns2.simply.com, ns3.simply.com	-

✅ Authoritative Response

Server:91.197.248.78

NS records: ns1.simply.com, ns2.simply.com, ns3.simply.com

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 884ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`159.69.242.34`

Analysis

Mail Server Role

mail.admin-securefirst.dk serves as a mail server for opdatering.nu, administration.nu and msg-linkedin.com.

IP Addresses

mail.admin-securefirst.dk points to a single IP number: 159.69.242.34.

Other host names such as mx.callmepain.de and callmepain.de share IP numbers with mail.admin-securefirst.dk.

mail.admin-securefirst.dk - robtex.com