sec.dk - dns.ninja

sec.dk

DNSSEC🔒 Signed (DS record present)
A195.47.247.18ONECOM195.47.247.0/24 One.com A/S
PTRone.com.webforward.g1i.one
NSns01.one.com ⭐
A2001:67c:28cc::10ONECOM-INFRA2001:67c:28cc::/48
PTRns01.one.com
A195.206.121.10ONECOM-INFRA195.206.121.0/24
PTRns01.one.com
NSns02.one.com
A2001:67c:3c0::10🇩🇰 ONECOM2001:67c:3c0::/48
PTRns02.one.com
A185.10.11.10ONECOM185.10.11.0/24
PTRns02.one.com
TXTv=spf1 include:secdatacom.dk -all
SOAns01.one.comhostmaster@one.com 2026-07-18 #1

dk

DNSSEC🔒 Signed (DS record present)
NSb.nic.dk ⭐
NSc.nic.dk
NSh.nic.dk
NSl.nic.dk
NSs.nic.dk
NSt.nic.dk
TXTDK zone updateEpoch 1785839221localtime Tue Aug 4 12:27:01 2026gmtime Tue Au...
SOAb.nic.dktech@punktum.dk serial=1785839221
WOT: SAFE (68/100)

Subdomains

www.sec.dk
baas.sec.dk
e.sec.dk
mail.sec.dk

Same first word

sec.lt
sec.edu.vn
sec.cz
sec.homedns.org
sec.edu.gr
sec.co.in
sec.gov.rs
sec.bio
sec.fm
sec.jp
sec.uz
sec.do
sec.co.jp
sec.ua
sec.jp.net
sec.vc
sec.be
sec.travel
sec.co.za
sec.bg
sec.la
sec.com
sec.pl
sec.gov
sec.mk
sec.qld.edu.au
sec.us.com
sec.house
sec.media
sec.edu.cn
sec.ms
sec.re.kr
sec.cat
sec.me
sec.plus
sec.vn.ua
sec.co.uk
sec.com.mt
sec.training
sec.to
sec.cr
sec.it
sec.org.pl
sec.tips
sec.pt
sec.mobi
sec.gunma.jp
sec.de.com
sec.co.kr
sec.fi
sec.com.sa
sec.edu.ph
sec.nl
sec.edu.in
sec.ltd
sec.services
sec.tv
sec.ventures
sec.or.th
sec.com.pk
sec.news
sec.gd
sec.bz
sec.s3.amazonaws.com
sec.idv.tw
sec.com.pl
sec.gov.tw
sec.eu.com
sec.dev
sec.de
sec.ee
sec.com.gt
sec.email
sec.io
sec.camp
sec.med.sa
sec.ie
sec.army
sec.ch
sec.su
sec.ps
sec.gob.mx
sec.edu.pk
sec.nu
sec.com.ua
sec.im
sec.gw
sec.ba.gov.br
sec.co.th
sec.es
sec.ru
sec.gov.lk
sec.org.do
sec.co.sz
sec.com.tr
sec.rs.ba
sec.sc
sec.dk
sec.fr
sec.nz

Similar names

sec.coop
ces.kz
cse.design
ecs.com.cn
sec.si
esc.vote
cse.ch
sce.com.tw
ecs.gda.pl
sec.lv
sec.gov.ng
ces.life
sec.gr
sec.expert
sec.report
sec.info
ces.education
esc.co.th
cse.sn
sec.org
cse.by
ecs.hr
sec.org.rs
sce.be
sec.ac.in
sce.sz
ecs.academy
sec.ag
ces.edu.pl
ces.net
esc.med.sa
sce.events
ecs.com.gt
ces.com.es
ecs.careers
sce.org
ecs.com
sec.org.br
cse.fr
ecs.pl
ecs.construction
sec.com.cn
sce.com.pl
ecs.global
ecs.to
sce.solar
sec.lu
sec.academy
sce.co.za
cse.com
sce.org.co
esc.me
ecs.k12.ny.us
ces.tw
esc.co.kr
esc.international
esc.cz
sce.com.hk
sec.dnsalias.org
sec.or.jp
ces.md
cse.ph
esc.guru
ecs.cc
sec.cx
ces.edu.ph
sec.dog
esc.mx
esc.hu
ecs.eg
cse.nl
cse.nu
ecs.nyc
sce.com.do
sce.tel
sec.edu
ecs.bg
ces.com.mx
ces.ru
esc.us
ces.edu.uy
sec.kz
cse.fi
cse.edu.lk
esc.or.kr
sec.digital
ces.com.cy
cse.ca
sec.org.ar
ces.hu
ecs.kz
cse.net
ces.sn
ecs.com.ar
sec.zone
sec.solutions
cse.org.cn
cse.eu.com
ecs.media
sec.com.tn

DNS History

12 records (3 active, 9 former)

20162017201820192020202120222023202420252026NSns01.one.comns02.one.comns1.gratisdns.dkns2.gratisdns.dkns3.gratisdns.dkns4.gratisdns.dkns5.gratisdns.dkMXmail.secdatacom.dkmx01.secdatacom.dkA195.47.247.18185.21.40.25380.196.101.104
●NSns01.one.com2026-02-17 → 2026-08-04 · 3 obs
○ 2021-06-18 06:35:08
● 2026-02-17 12:30:46
● 2026-08-04 10:40:40
●NSns02.one.com2026-02-17 → 2026-08-04 · 3 obs
○ 2021-06-18 06:35:08
● 2026-02-17 12:30:46
● 2026-08-04 10:40:40
○NSns1.gratisdns.dk2015-07-19 → 2021-06-18 · 4 obs
● 2015-07-19 15:06:12
● 2021-06-18 06:35:08
○ 2026-02-17 12:30:46
○ 2026-08-04 10:40:40
○NSns2.gratisdns.dk2015-07-19 → 2021-06-18 · 4 obs
● 2015-07-19 15:06:12
● 2021-06-18 06:35:08
○ 2026-02-17 12:30:46
○ 2026-08-04 10:40:40
○NSns3.gratisdns.dk2015-07-19 → 2021-06-18 · 4 obs
● 2015-07-19 15:06:12
● 2021-06-18 06:35:08
○ 2026-02-17 12:30:46
○ 2026-08-04 10:40:40
○NSns4.gratisdns.dk2015-07-19 → 2021-06-18 · 4 obs
● 2015-07-19 15:06:12
● 2021-06-18 06:35:08
○ 2026-02-17 12:30:46
○ 2026-08-04 10:40:40
○NSns5.gratisdns.dk2015-07-19 → 2021-06-18 · 4 obs
● 2015-07-19 15:06:12
● 2021-06-18 06:35:08
○ 2026-02-17 12:30:46
○ 2026-08-04 10:40:40
○MXmail.secdatacom.dk2015-07-19 → 2016-12-28 · 4 obs
● 2015-07-19 15:06:12
● 2016-12-28 14:06:48
○ 2017-05-05 12:30:50
○ 2026-08-04 10:40:40
○MXmx01.secdatacom.dk2017-05-05 → 2021-06-18 · 5 obs
○ 2016-12-28 14:06:48
● 2017-05-05 12:30:50
● 2021-06-18 06:35:08
○ 2026-02-17 12:30:46
○ 2026-08-04 10:40:40
○A185.21.40.2532016-03-19 → 2021-06-18 · 5 obs
○ 2016-01-17 15:08:02
● 2016-03-19 03:40:08
● 2021-06-18 06:35:08
○ 2026-02-17 12:30:46
○ 2026-08-04 10:40:40
●A195.47.247.182026-02-17 → 2026-08-04 · 3 obs
○ 2021-06-18 06:35:08
● 2026-02-17 12:30:46
● 2026-08-04 10:40:40
○A80.196.101.1042015-07-19 → 2016-01-17 · 4 obs
● 2015-07-19 15:06:12
● 2016-01-17 15:08:02
○ 2016-03-19 03:40:08
○ 2026-08-04 10:40:40

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
dks.nic.dk, h.nic.dk, c.nic.dk, b.nic.dk...-
sec.dkns01.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: 481ms | Queries: -

📄 Records

TypeCountSample Data
A1195.47.247.18
NS2ns01.one.com, ns02.one.com
MX1. (pri: 0)
TXT1v=spf1 include:secdatacom.dk -all
SOA1ns01.one.com hostmaster.one.com

Analysis

Hierarchy

sec.dk is the parent domain of www.sec.dk, baas.sec.dk, e.sec.dk and mail.sec.dk.

IP Addresses

sec.dk directs to one IP number, which is 195.47.247.18.

Among the host names that share IP numbers with sec.dk are midema.se, www.goingemobler.se, mimingus.se and two others.

Name Servers

sec.dk is served by two delegated name servers, ns01.one.com and ns02.one.com.

sec.dk has the same name server delegation as a number of other domains, such as amaranten.eu, alfanetwork.one, marininfo.se and two more.

Each of the two host names carries two IP addresses: ns01.one.com points to 195.206.121.10 and 2001:67c:28cc::10, and ns02.one.com points to 185.10.11.10 and 2001:67c:3c0::10.