`mail.sejer-design.dk`

DNSSEC	⚠️ Not signed
A	46.30.215.127^{🇩🇰 ONECOM46.30.208.0/21 One.com A/S}
		PTR	`webforward.webpod16-cph3.one.com`

`sejer-design.dk`

	DNSSEC	🔒 Signed (DS record present)
	A	94.231.106.113^{🇩🇰 team-blue-denmark94.231.96.0/20 ZITCOM A/S}
	NS	`ns01.one.com` ⭐
	NS	`ns02.one.com`
	MX	`generated-by-one-com-for-mx-10.sejer-design.dk` ⭐
	MX	`mail.sejer-design.dk`⁽²⁰⁾
	MX	`mx.unoeuro.com`⁽³⁰⁾
	SOA	`ns01.one.com`hostmaster@one.com 2026-03-24 #1

MX for

sejer-design.dk

Same first word

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DNS History

3 records (1 active, 2 former)

○A2001:67c:3c0:12::532015-07-17 → 2016-07-09 · 4 obs

● 2015-07-17 02:24:48
● 2016-07-09 09:58:42
○ 2026-07-27 07:48:16
○ 2026-08-07 04:21:22

●A46.30.215.1272026-07-27 → 2026-08-07 · 3 obs

○ 2016-07-09 09:58:42
● 2026-07-27 07:48:16
● 2026-08-07 04:21:22

○A91.221.196.2532015-07-17 → 2016-07-09 · 4 obs

● 2015-07-17 02:24:48
● 2016-07-09 09:58:42
○ 2026-07-27 07:48:16
○ 2026-08-07 04:21:22

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
dk	c.nic.dk, b.nic.dk, t.nic.dk, s.nic.dk...	-
sejer-design.dk	ns01.one.com, ns02.one.com	-

✅ Authoritative Response

Server:195.206.121.10

NS records: ns01.one.com, ns02.one.com

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 760ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`46.30.215.127`

Analysis

Mail Server Role

mail.sejer-design.dk serves as a mail server for sejer-design.dk.

mx.unoeuro.com, generated-by-one-com-for-mx-10.sejer-design.dk and mail.sejer-design.dk are frequently seen together as mail servers.

IP Addresses

mail.sejer-design.dk points to a single IP number: 46.30.215.127.

Additional host names — studiecenter.dk, nt-el-service.dk, silbermann.com and two others — share IP numbers with mail.sejer-design.dk.

mail.sejer-design.dk - robtex.com