`ns.coreconcept.dk`

DNSSEC	⚠️ Not signed
A	91.189.201.201^{🇩🇰 Netvaerkssmeden91.189.200.0/21 Netv�rkssmeden}
		PTR	`ns.coreconcept.dk`

`coreconcept.dk`

	DNSSEC	⚠️ Not signed
	A	91.189.200.154^{🇩🇰 Netvaerkssmeden91.189.200.0/21 Netv�rkssmeden}
	NS	`ns2.coreconcept.dk` ⭐
	NS	`ns.coreconcept.dk`
	MX	`mail.coreconcept.dk` ⭐
	MX	`mail.servmail.dk` ⭐
	TXT	`"v=spf1 a mx a:exchange.coreconcept.dk include:tele.dk ~all"`
	SOA	`ns.coreconcept.dk`hostmaster@coreconcept.dk serial=152

PTR for

201.201.189.91.in-addr.arpa

NS for

200.189.91.in-addr.arpa

coreconcept.dk

206.189.91.in-addr.arpa

202.189.91.in-addr.arpa

203.189.91.in-addr.arpa

201.189.91.in-addr.arpa

jemmer.dk

Previously NS for

servmail.dk

Same first word

ns.ws

ns.co.th

ns.sg

ns.cf

ns.crimea.ua

ns.ac.th

ns.tools

ns.ha.cn

ns.ac

ns.com.au

ns.me.uk

ns.dog

ns.cr

ns.lutsk.ua

ns.net.ua

ns.world

ns.ro.gov.br

ns.sx

ns.cm

ns.od.ua

ns.dp.ua

ns.gob.cl

ns.si

ns.net.au

ns.gov.my

ns.gq

ns.synology.me

ns.myshopify.com

ns.gl

ns.gifts

ns.ly

ns.gov

ns.ee

ns.kh.ua

ns.net.my

ns.gu

ns.com.py

ns.lviv.ua

ns.lg.ua

ns.nhs.uk

ns.org

ns.rs

ns.cq.cn

ns.uz

ns.org.tw

ns.de

ns.ba

ns.spb.su

ns.net.br

ns.mk

ns.cc

ns.dk

ns.zp.ua

ns.co.nz

ns.biz

ns.tr

ns.ht

ns.gov.mn

ns.is

ns.be

ns.uy

ns.games

ns.ro

ns.ma

ns.life

ns.ac.me

ns.org.hk

ns.msk.ru

ns.gov.ee

ns.lt.ua

ns.legal

ns.net.cn

ns.ao

ns.ru

ns.company

ns.poivron.org

ns.to

ns.io

ns.mk.ua

ns.org.mv

ns.la

ns.ru.net

ns.fi

ns.com.cn

ns.qa

ns.gold

ns.gov.me

ns.sumy.ua

ns.cd

ns.ks.ua

ns.dn.ua

ns.cl

ns.chat

ns.eu.org

ns.cx

ns.or.at

ns.hn

ns.ac.lk

ns.my

ns.fyi

Similar names

ns.nikolaev.ua

ns.kz

sn.my

ns.ie

ns.kg

ns.free

sn.la

ns.te.ua

ns.sb

ns.ac.rs

sn.schule

sn.km.ua

ns.gov.gu

ns.do

ns.kinghost.net

ns.taxi

ns.ge

ns.gy

ns.mv

sn.ca

ns.gov.mv

ns.software

ns.wtf

sn.com.tr

sn.lt

sn.ws

sn.gs

sn.ru

sn.cm

sn.lutsk.ua

sn.net

sn.cx

sn.nl

sn.com

sn.cz

sn.at

sn.to

sn.click

sn.pl

sn.am

sn.is

sn.vc

sn.cn

sn.kz

sn.co

sn.dk

DNS History

1 record (1 active, 0 former)

●A91.189.201.2012015-08-02 → 2026-03-27 · 2 obs

● 2015-08-02 13:51:20
● 2026-03-27 17:49:10

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
dk	b.nic.dk, c.nic.dk, h.nic.dk, l.nic.dk...	-
coreconcept.dk	ns.coreconcept.dk, ns2.coreconcept.dk	2 records

✅ Authoritative Response

Server:91.189.201.201

NS records: ns.coreconcept.dk, ns2.coreconcept.dk

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for coreconcept.dk (unsigned zone)

⏱️ Timing

Total: 3544ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`91.189.201.201`

📌 Glue Records Collected

Total: 2

In-bailiwick: 2 (ns.coreconcept.dk, ns2.coreconcept.dk)

Analysis

Name Server Role

ns.coreconcept.dk functions as a name server for 200.189.91.in-addr.arpa, coreconcept.dk, 206.189.91.in-addr.arpa, 202.189.91.in-addr.arpa, 203.189.91.in-addr.arpa and a few other domains.

Commonly, ns2.coreconcept.dk and ns.jemmer.dk act as name servers along with ns.coreconcept.dk.

IP Addresses

ns.coreconcept.dk points to a single IP address: 91.189.201.201.

Other host names, for instance ns3.coreconcept.dk, share IP numbers with ns.coreconcept.dk.

ns.coreconcept.dk - robtex.com