`prep.dk`

DNSSEC	⚠️ Not signed
A	193.104.202.178^{🇩🇰 SUPPORT-IT193.104.202.0/24}
NS	`ns1.bdm.microsoftonline.com` ⭐
		A	2603:1061:0:700::d0^{🇺🇸 Microsoft2603:1000::/25 MICROSOFT}
			PTR	`ns1-208.azure-dns.com`
		A	13.107.236.208^{🇺🇸 Microsoft13.104.0.0/14 MICROSOFT}
			PTR	`ns1-208.azure-dns.com`
NS	`ns2.bdm.microsoftonline.com`
		A	2620:1ec:8ec:700::d0^{🇺🇸 Microsoft2620:1ec::/36 MICROSOFT}
			PTR	`ns2-208.azure-dns.net`
		A	150.171.21.208^{🇺🇸 Microsoft150.171.0.0/16 MICROSOFT}
			PTR	`ns2-208.azure-dns.net`
NS	`ns3.bdm.microsoftonline.com`
		A	2a01:111:4000:700::d0^{🇬🇧 Microsoft2a01:111:4000::/36}
			PTR	`ns3-208.azure-dns.org`
		A	204.14.183.208^{🇺🇸 Microsoft204.14.180.0/22}
			PTR	`ns3-208.azure-dns.org`
NS	`ns4.bdm.microsoftonline.com`
		A	2620:1ec:bda:700::d0^{🇺🇸 Microsoft2620:1ec::/36 MICROSOFT}
			PTR	`ns4-208.azure-dns.info`
		A	208.84.5.208^{🇺🇸 Microsoft208.84.0.0/21 MICROSOFT}
			PTR	`ns4-208.azure-dns.info`
MX	`prep-dk.mail.protection.outlook.com` ⭐
		A	2a01:111:f403:ca04::4^{🇮🇪 Microsoft2a01:111:f000::/36}
			PTR	`mail-db4pr02cu00204.inbound.protection.outlook.com`
		A	2a01:111:f403:ca09::2^{🇳🇱 Microsoft2a01:111:f000::/36}
			PTR	`mail-am0pr83cu00402.inbound.protection.outlook.com`
		A	2a01:111:f403:ca09::d^{🇳🇱 Microsoft2a01:111:f000::/36}
			PTR	`mail-as9pr05cu01305.inbound.protection.outlook.com`
		A	2a01:111:f403:ca09::e^{🇳🇱 Microsoft2a01:111:f000::/36}
			PTR	`mail-am7pr05cu00206.inbound.protection.outlook.com`
		A	52.101.68.5^{🇮🇪 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-du2pr03cu00105.inbound.protection.outlook.com`
		A	52.101.68.21^{🇮🇪 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-db4pr02cu00205.inbound.protection.outlook.com`
		A	52.101.68.32^{🇮🇪 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-db3pr0202cu00200.inbound.protection.outlook.com`
		A	52.101.73.11^{🇳🇱 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-am1pr04cu00103.inbound.protection.outlook.com`
TXT	`mscid=giCEmAnx01nRZlI2MLZKCTsbW2DlfpSH37UnnL39LnNTVm5jwehstJGnmk/cpG4CfWeF0sG...`
TXT	`v=spf1 include:spf.protection.outlook.com -all`
SOA	`ns1.bdm.microsoftonline.com`azuredns-hostmaster@microsoft.com serial=1

`dk`

	DNSSEC	🔒 Signed (DS record present)
	NS	`b.nic.dk` ⭐
	NS	`c.nic.dk`
	NS	`h.nic.dk`
	NS	`l.nic.dk`
	NS	`s.nic.dk`
	NS	`t.nic.dk`
	TXT	`DK zone updateEpoch 1782862561localtime Wed Jul 1 01:36:01 2026gmtime Tue Ju...`
	SOA	`b.nic.dk`tech@punktum.dk serial=1782862561

WOT: SAFE (60/100)

Subdomains

mail.prep.dk

Same first word

prep.vn

prep.no

prep.plus

prep.blob.core.windows.net

prep.net

prep.life

prep.nl

prep.biz

prep.uz

prep.fr

prep.clinic

prep.golf

prep.org

prep.mx

prep.training

prep.org.nz

prep.co

prep.com

prep.ai

prep.works

prep.us

prep.pl

prep.at

prep.jetzt

prep.es

prep.ch

prep.pt

prep.ca

prep.love

prep.studio

prep.org.au

prep.ng

prep.me

prep.design

prep.social

prep.study

prep.dev

prep.pro

prep.center

prep.ly

prep.kz

prep.chat

prep.org.br

prep.onl

prep.de

prep.mobi

prep.com.mx

prep.org.mx

prep.ac.th

prep.ee

prep.dk

prep.com.au

Similar names

ppre.net

pper.co.uk

pepr.app

perp.exchange

repp.se

perp.fr

perp.gg

repp.energy

pper.de

erpp.blogspot.com.es

repp.be

perp.co

repp.ws

perp.app

perp.ru

repp.in

eprp.com

repp.it

perp.us

ppre.com

perp.finance

perp.me

repp.fr

pepr.eu

repp.de

ppre.gr

pper.io

repp.ca

repp.sk

repp.co.uk

perp.city

eppr.de

pepr.ru

prpe.info

pepr.net

perp.monster

prpe.org

erpp.nl

repp.ch

eppr.ru

repp.dk

perp.eu

rppe.fr

perp.wiki

perp.co.uk

pepr.com

eppr.pl

ppre.uk

perp.org

repp.nl

pper.com

rppe.ru

repp.net

eppr.com

ppre.com.au

pper.nl

perp.de

eppr.cn

pper.es

erpp.ee

perp.cn

DNS History

7 records (6 active, 1 former)

●NSns1.bdm.microsoftonline.com2015-07-25 → 2026-06-30 · 2 obs

● 2015-07-25 22:23:46
● 2026-06-30 23:38:14

●NSns2.bdm.microsoftonline.com2015-07-25 → 2026-06-30 · 2 obs

● 2015-07-25 22:23:46
● 2026-06-30 23:38:14

●NSns3.bdm.microsoftonline.com2015-07-25 → 2026-06-30 · 2 obs

● 2015-07-25 22:23:46
● 2026-06-30 23:38:14

●NSns4.bdm.microsoftonline.com2015-07-25 → 2026-06-30 · 2 obs

● 2015-07-25 22:23:46
● 2026-06-30 23:38:14

●MXprep-dk.mail.protection.outlook.com2015-07-25 → 2026-06-30 · 2 obs

● 2015-07-25 22:23:46
● 2026-06-30 23:38:14

●A193.104.202.1782026-03-20 → 2026-06-30 · 3 obs

○ 2017-07-30 20:13:32
● 2026-03-20 20:44:06
● 2026-06-30 23:38:14

○A193.201.39.262015-07-25 → 2017-07-30 · 4 obs

● 2015-07-25 22:23:46
● 2017-07-30 20:13:32
○ 2026-03-20 20:44:06
○ 2026-06-30 23:38:14

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
dk	b.nic.dk, h.nic.dk, t.nic.dk, c.nic.dk...	-
prep.dk	ns1.bdm.microsoftonline.com, ns2.bdm.microsoftonline.com, ns3.bdm.microsoftonline.com, ns4.bdm.microsoftonline.com	-

✅ Authoritative Response

Server:13.107.236.208

NS records: ns1.bdm.microsoftonline.com, ns2.bdm.microsoftonline.com, ns3.bdm.microsoftonline.com, ns4.bdm.microsoftonline.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for prep.dk (unsigned zone)

⏱️ Timing

Total: 473ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`193.104.202.178`
NS	4	`ns1.bdm.microsoftonline.com, ns2.bdm.microsoftonline.com...`
MX	1	`prep-dk.mail.protection.outlook.com (pri`
TXT	2	`mscid=giCEmAnx01nRZlI2MLZKCTsbW2DlfpSH37, v=spf1 include:spf.protection.outlook.co`
SOA	1	`ns1.bdm.microsoftonline.com azuredns-hos`

Analysis

Hierarchy

prep.dk serves as the parent of mail.prep.dk.

IP Addresses

prep.dk points to a single IP number: 193.104.202.178.

Additional host names — webmail.mailreal.dk, www.sivklip.dk, titancontainer.com and two others — share IP numbers with prep.dk.

Name Servers

prep.dk has four authoritative name servers: ns1.bdm.microsoftonline.com, ns2.bdm.microsoftonline.com, ns3.bdm.microsoftonline.com and ns4.bdm.microsoftonline.com.

prep.dk has at least partial name server overlap with other domains, such as artemisia.co.uk, stuff4sure.com, arrivallifts.com and two others.

ns1.bdm.microsoftonline.com, ns2.bdm.microsoftonline.com, ns3.bdm.microsoftonline.com and ns4.bdm.microsoftonline.com all point to exactly two IP numbers each: ns1.bdm.microsoftonline.com → 13.107.236.208 and 2603:1061:0:700::d0; ns2.bdm.microsoftonline.com → 150.171.21.208 and 2620:1ec:8ec:700::d0; ns3.bdm.microsoftonline.com → 204.14.183.208 and 2a01:111:4000:700::d0; ns4.bdm.microsoftonline.com → 208.84.5.208 and 2620:1ec:bda:700::d0.

Mail Servers

prep.dk has one mail server: prep-dk.mail.protection.outlook.com.

prep-dk.mail.protection.outlook.com points to 8 IP numbers: 52.101.68.5, 52.101.68.21, 52.101.68.32 and 5 other.

prep.dk - dns.ninja

prep.dk

dk

Subdomains

Same first word

Similar names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

Analysis

Hierarchy

IP Addresses

Name Servers

Mail Servers

`prep.dk`

`dk`