biztec.dk

📜 Historical scan 2026-06-16 14:42:23 · ← Latest scan

⬇ 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 not DNSSEC-signed, has no DMARC policy and has no IPv6 address. Below are all of its DNS records from this scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

3 records 22ms

Nameserver	IP addresses	PTR	ASN / ISP
ns.efif.dk	—	—	—
ns2.efif.dk	—	—	—
ns3.efif.dk	—	—	—

🌍 A Records#

1 records 18ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
195.254.168.52	—	cphbusiness.dk ek.dk keanet.dk kompetence.kea.dk redirect.efif.dk	AS51073	Aarhus Business College	195.254.168.0/23	🇩🇰 Denmark	—

📧 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 128ms

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#

latest probe, not this scan · checked 2026-10-14 16:50:42

www	NXDOMAIN
www vs bare domain	www does not resolve biztec.dk: 195.254.168.52 (AS51073) www.biztec.dk: no address (all like this)
Wildcard	No
Denial of existence	NSEC3 · 50 iterations · 8-byte salt RFC 9276 recommends 0 iterations and no salt
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

🔗 TLSA / DANE#

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

🔐 DNSSEC#

104ms

Check	Result
Validation Status	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	unsigned answer

🏷️ SOA#

17ms

Field	Value
Serial	2023100539
Primary NS (MNAME)	ns.efif.dk
Responsible (RNAME)	dns-zc@efif.dk
Refresh	14400s
Retry	3600s
Expire	2419200s
Minimum (neg-cache TTL)	86400s

📋 Registration#

WHOIS fetched 2026-10-14 17:06:12

Field	Value
Registrar	Aarhus Business College
Registered	2024-10-29
Expires	2027-10-28 (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).

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

📋 WHOIS#

⏱️ Lookup Timing#

22ms

18ms

62ms

AAAA

62ms

TXT

128ms

CAA

49ms

HTTPS

60ms

TLSA

73ms

SOA

17ms

MTA-STS

71ms

DNSSEC

104ms

SRV

0ms

Total

389ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-14 16:50:42	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 shown	389ms	3 NS 1 A 0 MX	🔓 Insecure