`mail.oen.dk`

CNAME	`oen.dk`
DNSSEC	🔒 Signed (DS record present)
A	167.99.34.134^{🇳🇱 DIGITALOCEAN167.99.32.0/20 DigitalOcean}
NS	`ns01.one.com` ⭐
		A	2001:67c:28cc::10^{ONECOM-INFRA2001:67c:28cc::/48}
			PTR	`ns01.one.com`
		A	195.206.121.10^{ONECOM-INFRA195.206.121.0/24}
			PTR	`ns01.one.com`
NS	`ns02.one.com`
		A	2001:67c:3c0::10^{🇩🇰 ONECOM2001:67c:3c0::/48}
			PTR	`ns02.one.com`
		A	185.10.11.10^{ONECOM185.10.11.0/24}
			PTR	`ns02.one.com`
MX	`mx1.gigahost.dk` ⭐
		A	46.183.139.11^{🇩🇰 SENTIA46.183.139.0/24}
			PTR	`mx1.gigahost.dk`
MX	`mx2.gigahost.dk` ⭐
		A	46.183.139.12^{🇩🇰 SENTIA46.183.139.0/24}
			PTR	`mx2.gigahost.dk`
MX	`mx3.gigahost.dk` ⭐
		A	46.183.139.13^{🇩🇰 SENTIA46.183.139.0/24}
			PTR	`mx3.gigahost.dk`
TXT	`v=spf1 mx include:spf.gigahost.dk include:spf.smart-web.dk include:spf.dandom...`
TXT	`spf2.0/pra`
SOA	`ns01.one.com`hostmaster@one.com 2026-03-25 #1

`oen.dk`

	DNSSEC	🔒 Signed (DS record present)
	A	167.99.34.134^{🇳🇱 DIGITALOCEAN167.99.32.0/20 DigitalOcean}
	NS	`ns01.one.com` ⭐
	NS	`ns02.one.com`
	MX	`mx1.gigahost.dk` ⭐
	MX	`mx2.gigahost.dk` ⭐
	MX	`mx3.gigahost.dk` ⭐
	TXT	`v=spf1 mx include:spf.gigahost.dk include:spf.smart-web.dk include:spf.dandom...`
	TXT	`spf2.0/pra`
	SOA	`ns01.one.com`hostmaster@one.com 2026-03-25 #1

Previously MX for

oen.dk

Same first word

mail.chirurgiens-dentistes.fr

mail.frenchkiss.jp

mail.blogspot.be

mail.go.kr

mail.my-gateway.de

mail.wedding

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mail.to

mail.tf

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mail.lviv.ua

mail.ki

mail.lima-city.de

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mail.org.in

mail.deals

mail.edu.pl

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mail.cm

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mail.poivron.org

mail.dnshome.de

mail.jp

mail.mp

mail.ac

mail.fund

mail.edu.bi

mail.uk.com

mail.mysecuritycamera.net

mail.glass

mail.mil.kg

mail.dog

mail.ddns.me

mail.gov.bh

mail.tours

mail.no-ip.info

mail.gob.cl

mail.na

mail.hn

mail.gov.cl

mail.srl

mail.org.nz

mail.chicappa.jp

mail.123hjemmeside.no

mail.fantasyleague.cc

mail.ufcfan.org

mail.ge

mail.egoism.jp

mail.jpn.org

mail.run

mail.co.education

mail.edu.rs

mail.lt

mail.vn

mail.sl

mail.gov.mu

mail.gov.in

mail.uz

mail.clinic

mail.bm

mail.com.pk

mail.hl.cn

mail.nhs.uk

mail.hotmail

mail.gov.om

mail.canon

mail.net.hk

mail.as

mail.ir

mail.net.ru

mail.cz

mail.gov.ms

mail.so

mail.ind.in

mail.com.in

mail.noip.us

mail.hippy.jp

mail.eating-organic.net

mail.ba.gov.br

mail.com

mail.inf.br

mail.4u.com

mail.edu.tw

mail.gov.rs

mail.dnsalias.net

mail.pro.br

mail.ne.jp

mail.co.jp

mail.be

mail.com.vn

mail.how

mail.in-brb.de

mail.ro

mail.com.hk

mail.neustar

mail.ao

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DNS History

2 records (1 active, 1 former)

○A212.130.39.2452015-07-25 → 2016-12-26 · 4 obs

● 2015-07-25 12:37:52
● 2016-12-26 04:46:26
○ 2026-03-23 21:35:06
○ 2026-04-14 19:23:30

●CNAMEoen.dk2026-03-23 → 2026-04-14 · 2 obs

● 2026-03-23 21:35:06
● 2026-04-14 19:23:30

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
dk	b.nic.dk, c.nic.dk, h.nic.dk, l.nic.dk...	-
oen.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: 724ms | Queries: -

📄 Records

Type	Count	Sample Data
CNAME	1	`oen.dk`

Analysis

IP Addresses

mail.oen.dk resolves to a single IP address: 167.99.34.134.

Other host names including livinglab.dk, volfduo.dk, airzone.dk, dophp.tinx.dk and oen.dk share IP numbers with mail.oen.dk.

Name Servers

mail.oen.dk's delegation uses two name servers, ns01.one.com and ns02.one.com.

mail.oen.dk shares the same name server setup as other domains, for example sanne.dk, recreate.se, min-cykel.se, pebe.dk and abgm.dk.

Host names with two IPs:

ns01.one.com points to: 2001:67c:28cc::10 and 195.206.121.10

ns02.one.com points to: 2001:67c:3c0::10 and 185.10.11.10

Mail Servers

mail.oen.dk is handled by three mail servers: mx1.gigahost.dk, mx2.gigahost.dk and mx3.gigahost.dk.

The mail servers for mail.oen.dk are shared with other domains, for instance tagservice.dk, ashihara.com, tilbagetilfremtiden.dk, delsted.dk and mimersnet.dk.

Hostnames with a single IP:

mx1.gigahost.dk points to: 46.183.139.11.

mx2.gigahost.dk points to: 46.183.139.12.

mx3.gigahost.dk points to: 46.183.139.13.

mail.oen.dk - robtex.com

mail.oen.dk

oen.dk