biztec.dk

Records from scan: 2026-10-21 02:04:37 · 369ms total

⬇ 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 33ms

Nameserver	IP addresses	PTR	ASN / 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 27ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
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 147ms

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 2026-10-21 02:04:37

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#

58ms

Check	Result
Validation Status	🔒 Secure
AD Flag (resolver validates)	✓ Set
DS Record	✓ Found
DNSKEY Record	✓ Found
Flags	fully validated

🏷️ SOA#

49ms

Field	Value
Serial	2023100549
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 (372d)

🔗 Same registrant#

130 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-business-college.dk	Punktum dk A/S (direct)
aarhus-handelsskole.dk	Punktum dk A/S (direct)
aarhus-kobmandsskole.dk	Punktum dk A/S (direct)
aarhus-koebmandsskole.dk	Punktum dk A/S (direct)
aarhusbusinesscollege.dk	Punktum dk A/S (direct)
aarhuserhvervsskole.dk	Punktum dk A/S (direct)
aarhusks.dk	Punktum dk A/S (direct)
ai-in-a-box.dk	Aarhus Business College
aiinabox.dk	Aarhus Business College
ak-studweb.dk	Punktum dk A/S (direct)
aktiv-elev.dk	Simply.com A/S
amu-læringsudbytte.dk	Simply.com A/S
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
avenx.dk	Punktum dk A/S (direct)
barnloeshed.dk	ONE.COM A/S
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)
cisco-university.dk	Punktum dk A/S (direct)
citm.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)
ecomlab.dk	Aarhus Business College
ecomtrainer.dk	Punktum dk A/S (direct)
edidaktik-mooc.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)
etueud.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)
eud-matematikklar.dk	Simply.com A/S
eux-brobygning.dk	Punktum dk A/S (direct)
euxbizcup.dk	Aarhus Business College
euxbrobygning.dk	Punktum dk A/S (direct)
euxgymnasiet.dk	Punktum dk A/S (direct)
evidencenter.dk	Punktum dk A/S (direct)
fashionwithpassion.dk	Punktum dk A/S (direct)
forstå-erp.dk	Punktum dk A/S (direct)
forståerp.dk	Punktum dk A/S (direct)
forvaltningsmetroen.dk	Aarhus Business College
green-action.dk	Aarhus Business College
greenaction.dk	Aarhus Business College
greenfluencer.dk	Aarhus Business College
greenfluencers.dk	Aarhus Business College
grøn-handling.dk	Aarhus Business College
grønhandling.dk	Aarhus Business College
grønnecases.dk	Simply.com A/S
handelsfagskolen.dk	Punktum dk A/S (direct)
handlekraft.dk	Aarhus Business College
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)
jobs2get.dk	Punktum dk A/S (direct)
kobmandsskole.dk	Punktum dk A/S (direct)
koebmandsskole.dk	Punktum dk A/S (direct)
koebmandsskolen.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)
nyelev.dk	Simply.com A/S
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)

Showing 100 of 130.

📋 WHOIS#

⏱️ Lookup Timing#

33ms

27ms

45ms

AAAA

34ms

TXT

147ms

CAA

43ms

HTTPS

39ms

TLSA

37ms

SOA

49ms

MTA-STS

53ms

DNSSEC

58ms

SRV

60ms

Total

369ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-21 02:04:37 shown	369ms	3 NS 1 A 0 MX	🔒 Secure
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	389ms	3 NS 1 A 0 MX	🔓 Insecure