holb.dk - dns.ninja

holb.dk

DNSSEC⚠️ Not signed
NSns-auth03.kmd.dk ⭐
A131.165.64.5🇩🇰 AS6834131.165.0.0/16 Kommunedata
PTRns-auth03.kmd.dk
NSns-auth04.kmd.dk
A131.165.4.5🇩🇰 AS6834131.165.0.0/16 Kommunedata
PTRns-auth04.kmd.dk
MXholb-dk.mail.protection.outlook.com ⭐
A2a01:111:f403:ca04::2🇮🇪 Microsoft2a01:111:f000::/36
PTRmail-du2pr03cu00102.inbound.protection.outlook.com
A2a01:111:f403:ca04::7🇮🇪 Microsoft2a01:111:f000::/36
PTRmail-db4pr02cu00307.inbound.protection.outlook.com
A2a01:111:f403:ca04::f🇮🇪 Microsoft2a01:111:f000::/36
PTRmail-db7pr03cu00507.inbound.protection.outlook.com
A2a01:111:f403:ca09::e🇳🇱 Microsoft2a01:111:f000::/36
PTRmail-am7pr05cu00206.inbound.protection.outlook.com
A52.101.68.3🇮🇪 Microsoft52.96.0.0/12 MICROSOFT
PTRmail-db7pr03cu00403.inbound.protection.outlook.com
A52.101.68.32🇮🇪 Microsoft52.96.0.0/12 MICROSOFT
PTRmail-db3pr0202cu00200.inbound.protection.outlook.com
A52.101.73.2🇳🇱 Microsoft52.96.0.0/12 MICROSOFT
PTRmail-as9pr07cu00302.inbound.protection.outlook.com
A52.101.73.19🇳🇱 Microsoft52.96.0.0/12 MICROSOFT
PTRmail-as8pr04cu00803.inbound.protection.outlook.com
TXTMS=ms21188725
TXTapple-domain-verification=tTykyk2xpdfqeh3i
TXT1password-site-verification=43EG3XZ5CNDZNJWRDIZTEEWQVQ
TXT_nkzv74s076ahk1kw1qvk5x6nt0wq8io
TXTteamviewer-sso-verification=6146c4206c5e48b2a98bc52c0c700bf0
TXTv=spf1 include:_spf16470.spfprotect.com -all
TXT9h2goD2dzpt89TLnSdXyhHRPV5J5S52t2nfmw2BbwtoeTGphk7+XDvm63Mz05jgySANAxsSfCiEfB...
SOAns-auth03.kmd.dkdnsadmin@kmd.dk serial=307

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 1786432860localtime Tue Aug 11 09:21:00 2026gmtime Tue Au...
SOAb.nic.dktech@punktum.dk serial=1786432860

Subdomains

mail.holb.dk
ekstern.holb.dk
post.holb.dk
skole.holb.dk

Same first word

holb.sk
holb.com
holb.net
holb.cn
holb.dk

Similar names

hobl.cz
bhol.ru
lboh.com
bohl.cn
bhol.com.br
bohl.it
hobl.org
lobh.net
bhol.nl
obhl.com.tw
bhol.co.il
bhol.com.cn
lhob.org
lohb.ch
ohlb.com
hobl.it
bohl.at
bohl.co.uk
hbol.net
hobl.net
bolh.com
bohl.in
obhl.ca
lhob.us
hblo.com
bohl.com
lhob.net
bohl.me
bohl.ru
blho.pl
bohl.se
lbho.com
bohl.fr
hobl.at
bloh.ru
hbol.de
bhlo.cn
ohbl.jp
hblo.ch
bohl.net
hblo.jp
blho.com
ohbl.sakura.ne.jp
bohl.org
lohb.com
olhb.fr
olhb.com
hobl.com
oblh.kr
hobl.com.au
olhb.cn
bohl.biz
bohl.ca
bhol.net
bloh.de
hblo.ws
hbol.jp
bloh.com
bohl.co
bohl.dk
bhol.com
lohb.net
oblh.ru
hblo.de
lobh.dk
bohl.info
bloh.org
bohl.nl
bhol.de
lboh.net
bolh.ru
hbol.nl
hobl.de
bohl.ch
hbol.com
bohl.eu
lhob.cn
bloh.pl
olbh.org
bohl.de
hlob.com
lboh.org
oblh.com
hbol.cn
lhbo.com
bohl.media
bohl.us
bhlo.com
olbh.com

DNS History

8 records (3 active, 5 former)

20162017201820192020202120222023202420252026NSns-auth03.kmd.dkns-auth04.kmd.dkMXholb-dk.mail.protection.outlook.comgw1.security.comendo.comgw2.security.comendo.comgw3.security.comendo.comholb-dk.mx1.comendosystems.comholb-dk.mx2.comendosystems.net
●NSns-auth03.kmd.dk2015-07-31 → 2026-08-11 · 2 obs
● 2015-07-31 20:31:22
● 2026-08-11 07:51:58
●NSns-auth04.kmd.dk2015-07-31 → 2026-08-11 · 2 obs
● 2015-07-31 20:31:22
● 2026-08-11 07:51:58
○MXgw1.security.comendo.com2015-07-31 → 2015-07-31 · 3 obs
● 2015-07-31 20:31:22
○ 2015-11-28 07:24:54
○ 2026-08-11 07:51:58
○MXgw2.security.comendo.com2015-07-31 → 2015-07-31 · 3 obs
● 2015-07-31 20:31:22
○ 2015-11-28 07:24:54
○ 2026-08-11 07:51:58
○MXgw3.security.comendo.com2015-07-31 → 2015-07-31 · 3 obs
● 2015-07-31 20:31:22
○ 2015-11-28 07:24:54
○ 2026-08-11 07:51:58
●MXholb-dk.mail.protection.outlook.com2017-04-24 → 2026-08-11 · 3 obs
○ 2016-09-09 14:16:12
● 2017-04-24 00:02:44
● 2026-08-11 07:51:58
○MXholb-dk.mx1.comendosystems.com2015-11-28 → 2016-09-09 · 5 obs
○ 2015-07-31 20:31:22
● 2015-11-28 07:24:54
● 2016-09-09 14:16:12
○ 2017-04-24 00:02:44
○ 2026-08-11 07:51:58
○MXholb-dk.mx2.comendosystems.net2015-11-28 → 2016-09-09 · 5 obs
○ 2015-07-31 20:31:22
● 2015-11-28 07:24:54
● 2016-09-09 14:16:12
○ 2017-04-24 00:02:44
○ 2026-08-11 07:51:58

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
dkb.nic.dk, h.nic.dk, s.nic.dk, l.nic.dk...-
holb.dkns-auth03.kmd.dk, ns-auth04.kmd.dk2 records

✅ Authoritative Response

Server:131.165.64.5

NS records: ns-auth03.kmd.dk, ns-auth04.kmd.dk

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for holb.dk (unsigned zone)

⏱️ Timing

Total: 597ms | Queries: -

📄 Records

TypeCountSample Data
NS2ns-auth04.kmd.dk, ns-auth03.kmd.dk
MX2holb-dk.mail.protection.outlook.com (pri, holb-dk.mail.protection.outlook.com (pri
TXT7apple-domain-verification=tTykyk2xpdfqeh, 1password-site-verification=43EG3XZ5CNDZ...
SOA1ns-auth03.kmd.dk dnsadmin.kmd.dk

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns-auth03.kmd.dk, ns-auth04.kmd.dk)

Analysis

Hierarchy

mail.holb.dk, ekstern.holb.dk, post.holb.dk and skole.holb.dk are all subdomains of holb.dk.

Name Servers

The NS records for holb.dk delegate to ns-auth03.kmd.dk and ns-auth04.kmd.dk.

The name server configuration of holb.dk is shared with other domains, for instance brutalis.dk, 63.50.195.in-addr.arpa, e-box.se and two others.

Both ns-auth03.kmd.dk and ns-auth04.kmd.dk have a single IP address each — ns-auth03.kmd.dk resolves to 131.165.64.5 while ns-auth04.kmd.dk resolves to 131.165.4.5.

Mail Servers

holb.dk uses one mail server — holb-dk.mail.protection.outlook.com.

holb-dk.mail.protection.outlook.com has 8 IP addresses: 52.101.68.3, 52.101.68.32, 52.101.73.2 plus 5 more.