cyberklar.dk

📜 Historical scan 2026-10-09 15:28:50 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

cyberklar.dk is a .dk domain served by 3 nameservers (ns.efif.dk, ns2.efif.dk, ns3.efif.dk). It was registered on 14 January 2020 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 195.254.168.114 is hosted by Aarhus Business College (AS51073) in Denmark. Mail is handled by cyberklar-dk.mail.protection.outlook.com. The zone is DNSSEC-signed and validates, publishes a 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 43ms

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 31ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
195.254.168.114	3600s	ak-ven-web03.efif.dk	AS51073	Aarhus Business College	195.254.168.0/23	🇩🇰 Denmark	Viby J

📧 MX Records#

1 records 39ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	cyberklar-dk.mail.protection.outlook.com	2a01:111:f403:c967::c 2a01:111:f403:ca04::c 2a01:111:f403:ca21::e 2a01:111:f403:ca3c::a 52.101.103.143 52.101.73.120 52.101.73.126 52.101.91.162	mail-cpjpr05cu00204.inbound.protection.outlook.com mail-db9pr02cu00204.inbound.protection.outlook.com mail-matpr04cu00306.inbound.protection.outlook.com mail-zrxpr07cu00102.inbound.protection.outlook.com mail-miypr03cu00107.inbound.protection.outlook.com mail-am7pr02cu00300.inbound.protection.outlook.com mail-am8pr83cu00106.inbound.protection.outlook.com mail-matpr04cu00302.inbound.protection.outlook.com	AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	autodiscover.outlook.com → 52.98.154.136

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

2 records 170ms

TXT Record
MS=ms91479581
v=spf1 redirect=_spf.efif.dk

✉️ SPF#

Policy	Record (cyberklar.dk)
redirect=_spf.efif.dk	v=spf1 redirect=_spf.efif.dk

📨 DMARC#

Policy	Record (_dmarc.cyberklar.dk)
p=reject	v=DMARC1; p=reject; pct=100; ruf=mailto:analyze@efif.dk; rua=mailto:64e88d13a948b@dmarc.centerasecurity.com

📬 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 2026-10-17 06:08:21

www CNAME	ak-ven-web03.efif.dk (all on efif.dk) → 195.254.168.114 (AS51073)
www vs bare domain	Same network cyberklar.dk: 195.254.168.114 (AS51073) www.cyberklar.dk: 195.254.168.114 (AS51073)
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

✍️ DKIM keys#

1 found

Selector	CNAME	Key
selector1	selector1-cyberklar-dk._domainkey.efif.onmicrosoft.com	RSA · ~2048 bit

DKIM selectors can't be listed, so we check the common ones (Microsoft 365, Google, Mailchimp, SendGrid, generic). Keys under other selectors aren't shown.

🔎 SPF check#

zone-wide SPF report

DNS lookups: 3/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

108ms

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

🏷️ SOA#

29ms

Field	Value
Serial	2019012746
Primary NS (MNAME)	ns.efif.dk
Responsible (RNAME)	dns-zc@efif.dk
Refresh	14400s
Retry	3600s
Expire	2419200s
Minimum (neg-cache TTL)	3600s

📋 Registration#

WHOIS fetched 2026-10-13 23:02:29

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2020-01-14
Expires	2027-01-31 (103d)

🔗 Same registrant#

123 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
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
biztec.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)
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)
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)
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	Punktum dk A/S (direct)
greenaction.dk	Punktum dk A/S (direct)
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)
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)
syskolen.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

Showing 100 of 123.

📋 WHOIS#

⏱️ Lookup Timing#

43ms

31ms

39ms

AAAA

39ms

TXT

170ms

CAA

32ms

HTTPS

35ms

TLSA

634ms

SOA

29ms

MTA-STS

62ms

DNSSEC

108ms

SRV

61ms

Total

1245ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-17 06:08:21	1331ms	3 NS 1 A 1 MX	🔒 Secure
2026-10-13 22:42:05	1775ms	3 NS 1 A 1 MX	🔒 Secure
2026-10-09 15:28:50 shown	1245ms	3 NS 1 A 1 MX	🔒 Secure
2026-10-08 11:24:57	1256ms	3 NS 1 A 1 MX	🔒 Secure
2026-10-08 11:18:57	1417ms	3 NS 1 A 1 MX	🔒 Secure
2026-10-04 22:16:52	2385ms	3 NS 1 A 1 MX	🔒 Secure
2026-10-02 22:08:43	5336ms	3 NS 1 A 1 MX	🔒 Secure
2026-09-30 22:00:54	980ms	3 NS 1 A 1 MX	🔒 Secure
2026-09-27 21:33:48	2011ms	3 NS 1 A 1 MX	🔒 Secure
2026-09-26 21:25:53	2306ms	3 NS 1 A 1 MX	🔒 Secure
2026-09-23 20:21:31	1518ms	3 NS 1 A 1 MX	🔒 Secure
2026-09-19 14:55:47	3629ms	3 NS 1 A 1 MX	🔒 Secure
2026-09-15 23:29:16	6422ms	3 NS 1 A 1 MX	🔒 Secure
2026-09-14 23:32:05	4688ms	3 NS 1 A 1 MX	🔒 Secure
2026-09-11 00:09:04	1815ms	3 NS 1 A 1 MX	🔒 Secure
2026-09-03 21:36:18	914ms	3 NS 1 A 1 MX	🔒 Secure
2026-08-29 23:59:55	2765ms	3 NS 1 A 1 MX	🔒 Secure
2026-08-26 14:23:52	1011ms	3 NS 1 A 1 MX	🔒 Secure
2026-08-24 11:51:58	8786ms	3 NS 1 A 1 MX	🔒 Secure
2026-08-19 03:57:20	12251ms	3 NS 1 A 1 MX	🔒 Secure
2026-08-16 08:41:50	5168ms	3 NS 1 A 1 MX	🔒 Secure
2026-08-13 13:48:45	10497ms	3 NS 1 A 1 MX	🔒 Secure
2026-08-11 01:13:59	4999ms	3 NS 1 A 1 MX	🔒 Secure
2026-08-07 18:51:15	7106ms	3 NS 1 A 1 MX	🔒 Secure
2026-07-31 14:22:04	3929ms	3 NS 1 A 1 MX	🔒 Secure