biztek.dk

Records from scan: 2026-10-16 14:50:14  ·  426ms total
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

biztek.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. 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   49ms
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   35ms
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   153ms
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 2026-10-16 14:50:14
wwwNXDOMAIN
www vs bare domainwww does not resolve
biztek.dk: 195.254.168.52 (AS51073)
www.biztek.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#

56ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated

🏷️ SOA#

51ms
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 12:24:52
FieldValue
RegistrarPunktum dk A/S (direct)
Registered2024-10-29
Expires2027-10-28 (376d)

🔗 Same registrant#

96 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
biztec.dkAarhus Business College
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)
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)
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
49ms
A
35ms
MX
47ms
AAAA
32ms
TXT
153ms
CAA
43ms
HTTPS
32ms
TLSA
31ms
SOA
51ms
MTA-STS
45ms
DNSSEC
56ms
SRV
59ms
Total
426ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-16 14:50:14 shown 426ms 3 NS 1 A 0 MX 🔒 Secure
2026-10-15 13:32:47 8636ms 3 NS 1 A 0 MX 🔒 Secure
2026-10-14 12:15:43 1362ms 3 NS 1 A 0 MX 🔒 Secure
2026-10-04 12:54:37 516ms 3 NS 1 A 0 MX 🔓 Insecure
2026-09-01 20:35:57 424ms 3 NS 1 A 0 MX 🔓 Insecure
2026-08-28 04:08:05 1274ms 3 NS 1 A 0 MX 🔓 Insecure
2026-08-09 19:44:56 4574ms 3 NS 1 A 0 MX 🔓 Insecure
2026-08-06 21:23:20 4383ms 3 NS 1 A 0 MX 🔓 Insecure
2026-07-20 11:05:21 4770ms 3 NS 1 A 0 MX 🔓 Insecure
2026-07-17 21:38:16 13500ms 3 NS 1 A 0 MX 🔓 Insecure
2026-07-02 00:59:38 599ms 3 NS 1 A 0 MX 🔓 Insecure
2026-06-16 14:43:01 507ms 3 NS 1 A 0 MX 🔓 Insecure
dhd.dk [/] search Domains, Hosts & DNS — .dk zone