biztec.dk

Records from scan: 2026-10-14 16:50:42  ·  442ms total  ·  last checked 2026-10-16 22:42 (unchanged)
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

biztec.dk is a .dk domain served by 3 nameservers (ns.efif.dk, ns2.efif.dk, ns3.efif.dk). It was registered on 29 October 2024 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. We saw it become registrar-handled on 14 October 2026, when it moved from direct registration at Punktum to Aarhus Business College. Its website address 195.254.168.52 is hosted by Aarhus Business College (AS51073) in Denmark. The zone is DNSSEC-signed and validates, has no DMARC policy and has no IPv6 address. Below are all of its DNS records from our latest scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

3 records   46ms
NameserverIP addressesPTRASN / ISP
ns.efif.dk 195.254.168.23 ns.efif.dk AS51073 Aarhus Business College
ns2.efif.dk 195.254.168.12 ns2.efif.dk AS51073 Aarhus Business College
ns3.efif.dk 20.23.170.35 — AS8075 Microsoft Corporation

🌍 A Records#

1 records   43ms
IPTTLPTRASNISP / OrgCIDRCountryCity
195.254.168.52 86400s cphbusiness.dk
ek.dk
keanet.dk
kompetence.kea.dk
redirect.efif.dk		 AS51073 Aarhus Business College 195.254.168.0/23 🇩🇰 Denmark Viby J

📧 MX Records#

📧
No MX records found

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records   211ms
TXT Record
AABC

✉️ SPF#

✗ No SPF record — mail spoofing not restricted

📨 DMARC#

✗ No DMARC record — mail spoofing not restricted

📬 MTA-STS#

✗ No MTA-STS policy — SMTP TLS not enforced

📈 TLSRPT#

✗ No TLSRPT record — no SMTP TLS failure reporting

📜 CAA Records#

✗ No CAA records — any CA may issue certificates

🧩 Web & zone#

checked 2026-10-14 16:50:42
wwwNXDOMAIN
www vs bare domainwww does not resolve
biztec.dk: 195.254.168.52 (AS51073)
www.biztec.dk: no address
(all like this)
WildcardNo
Denial of existenceNSEC3 · 50 iterations · 8-byte salt RFC 9276 recommends 0 iterations and no salt
CDS / CDNSKEYNone 0 CDS, 0 CDNSKEY

🔗 TLSA / DANE#

✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)

🔐 DNSSEC#

74ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated

🏷️ SOA#

44ms
FieldValue
Serial2023100548
Primary NS (MNAME)ns.efif.dk
Responsible (RNAME)dns-zc@efif.dk
Refresh14400s
Retry3600s
Expire2419200s
Minimum (neg-cache TTL)86400s

📋 Registration#

WHOIS fetched 2026-10-14 17:06:12
FieldValue
RegistrarAarhus Business College
Registered2024-10-29
Expires2027-10-28 (376d)

🔗 Same registrant#

99 domains

Other .dk domains whose WHOIS registrant has the same name and postal address. Matched on a keyed hash: the registrant's details are not stored or shown. Covers only domains whose WHOIS we have fetched (refreshed about monthly).

DomainRegistrar
aabc.dkPunktum dk A/S (direct)
aabcshop.dkSimply.com A/S
aarhus-koebmandsskole.dkPunktum dk A/S (direct)
aarhusbusinesscollege.dkPunktum dk A/S (direct)
aarhuserhvervsskole.dkPunktum dk A/S (direct)
ai-in-a-box.dkAarhus Business College
ak-studweb.dkPunktum dk A/S (direct)
amueva-mooc.dkSimply.com A/S
amuproever.dkPunktum dk A/S (direct)
amuprøver.dkPunktum dk A/S (direct)
avenbuild.dkPunktum dk A/S (direct)
avenquest.dkAarhus Business College
bce.dkAarhus Business College
biztek.dkPunktum dk A/S (direct)
blaahue.dkPunktum dk A/S (direct)
businesscentret.dkPunktum dk A/S (direct)
cisco-academy.dkPunktum dk A/S (direct)
cisco-networking-academy.dkPunktum dk A/S (direct)
ct-i-undervisningen.dkPunktum dk A/S (direct)
cyberklar.dkPunktum dk A/S (direct)
detadministrativefaellesskab.dkPunktum dk A/S (direct)
deterhvervsfagligeeksperimentarium.dkPunktum dk A/S (direct)
digitalhandel.dkAarhus Business College
doef.dkPunktum dk A/S (direct)
ecomtrainer.dkPunktum dk A/S (direct)
efif.dkPunktum dk A/S (direct)
efif365.dkPunktum dk A/S (direct)
esic.dkPunktum dk A/S (direct)
etufgu.dkPunktum dk A/S (direct)
etugym.dkPunktum dk A/S (direct)
etupc.dkPunktum dk A/S (direct)
etuvuc.dkPunktum dk A/S (direct)
euxbizcup.dkAarhus Business College
euxgymnasiet.dkPunktum dk A/S (direct)
fashionwithpassion.dkPunktum dk A/S (direct)
forstå-erp.dkPunktum dk A/S (direct)
forvaltningsmetroen.dkAarhus Business College
green-action.dkPunktum dk A/S (direct)
greenaction.dkPunktum dk A/S (direct)
grøn-handling.dkPunktum dk A/S (direct)
grønhandling.dkPunktum dk A/S (direct)
grønnecases.dkSimply.com A/S
handelsfagskolen.dkPunktum dk A/S (direct)
hhxpress.dkPunktum dk A/S (direct)
hvadererp.dkPunktum dk A/S (direct)
hvordannelse.dkPunktum dk A/S (direct)
innovationogsamarbejde.dkSimply.com A/S
it-differentiering.dkPunktum dk A/S (direct)
it-servicedesk.dkPunktum dk A/S (direct)
ithelpdesk.dkPunktum dk A/S (direct)
itipaedagogiskpraksis.dkSimply.com A/S
itservicedesk.dkPunktum dk A/S (direct)
ituf.dkPunktum dk A/S (direct)
kobmandsskole.dkPunktum dk A/S (direct)
koebmandsskole.dkPunktum dk A/S (direct)
kursus-i-ct.dkPunktum dk A/S (direct)
købmandsskole.dkPunktum dk A/S (direct)
laegesekretaerkonferencer.dkPunktum dk A/S (direct)
matematikkensunivers.dkSimply.com A/S
matematikkensverden.dkPunktum dk A/S (direct)
matematikklar.dkSimply.com A/S
merkantiludvikling.dkAarhus Business College
mstkurser.dkPunktum dk A/S (direct)
mtuapv.dkPunktum dk A/S (direct)
myservicedesk.dkPunktum dk A/S (direct)
netlearning.dkPunktum dk A/S (direct)
perssys.dkPunktum dk A/S (direct)
pit-forskernetværk.dkSimply.com A/S
ressys.dkPunktum dk A/S (direct)
rideakademiet.dkPunktum dk A/S (direct)
screeningogtest.dkPunktum dk A/S (direct)
skabrelationer.dkPunktum dk A/S (direct)
spilværdig.dkSimply.com A/S
sprogscreening.dkAarhus Business College
studsys.dkPunktum dk A/S (direct)
talenter-i-detail.dkPunktum dk A/S (direct)
talenteridetail.dkPunktum dk A/S (direct)
talenteridetailhandlen.dkPunktum dk A/S (direct)
talentprogram.dkAarhus Business College
talentprogrammet.dkAarhus Business College
talents-in-retail.dkPunktum dk A/S (direct)
talents-of-retail.dkPunktum dk A/S (direct)
talentsinretail.dkAarhus Business College
talentsofretail.dkPunktum dk A/S (direct)
tek-erhverv.dkPunktum dk A/S (direct)
tooltrainer.dkAarhus Business College
umveud.dkPunktum dk A/S (direct)
umvgym.dkPunktum dk A/S (direct)
updaiter.dkAarhus Business College
updaitor.dkPunktum dk A/S (direct)
uveva.dkPunktum dk A/S (direct)
ventures.dkPunktum dk A/S (direct)
videnscenterformerkantiludvikling.dkAarhus Business College
viholderafhverdagen.dkPunktum dk A/S (direct)
vismandsspillet.dkPunktum dk A/S (direct)
visualiseringsdesign.dkPunktum dk A/S (direct)
vlink.dkPunktum dk A/S (direct)
vtueud.dkPunktum dk A/S (direct)
århus-købmandsskole.dkPunktum dk A/S (direct)
📋 WHOIS#

⏱️ Lookup Timing#

NS
46ms
A
43ms
MX
46ms
AAAA
44ms
TXT
211ms
CAA
48ms
HTTPS
54ms
TLSA
39ms
SOA
44ms
MTA-STS
61ms
DNSSEC
74ms
SRV
62ms
Total
442ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-14 16:50:42 shown 442ms 3 NS 1 A 0 MX 🔒 Secure
2026-10-04 05:35:40 452ms 3 NS 1 A 0 MX 🔓 Insecure
2026-10-01 05:27:36 444ms 3 NS 1 A 0 MX 🔓 Insecure
2026-09-25 18:05:38 4394ms 3 NS 1 A 0 MX 🔓 Insecure
2026-08-15 23:22:52 13522ms 3 NS 1 A 0 MX 🔓 Insecure
2026-08-06 16:34:04 2822ms 3 NS 1 A 0 MX 🔓 Insecure
2026-07-24 20:24:06 4567ms 3 NS 1 A 0 MX 🔓 Insecure
2026-06-29 17:54:23 576ms 3 NS 1 A 0 MX 🔓 Insecure
2026-06-24 22:24:45 545ms 3 NS 1 A 0 MX 🔓 Insecure
2026-06-20 16:32:45 843ms 3 NS 1 A 0 MX 🔓 Insecure
2026-06-20 09:02:40 468ms 3 NS 1 A 0 MX 🔓 Insecure
2026-06-19 16:53:41 1689ms 3 NS 1 A 0 MX ⚠️ Bogus
2026-06-16 14:42:23 389ms 3 NS 1 A 0 MX 🔓 Insecure
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