cyberdefensecenter.dk

📜 Historical scan 2026-06-16 23:22:11 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

cyberdefensecenter.dk is a .dk domain served by 2 nameservers (alec.ns.cloudflare.com, lucy.ns.cloudflare.com). It was registered on 19 October 2021 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. The zone is not DNSSEC-signed, 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#

2 records 57ms

Nameserver	IP addresses	PTR	ASN / ISP
alec.ns.cloudflare.com	—	—	—
lucy.ns.cloudflare.com	—	—	—

🌍 A Records#

🌍

No A records found

📧 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 114ms

TXT Record
v=spf1 -all

✉️ SPF#

Policy	Record (cyberdefensecenter.dk)
-all (hard fail)	v=spf1 -all

📨 DMARC#

Policy	Record (_dmarc.cyberdefensecenter.dk)
p=reject	v=DMARC1;p=reject;sp=reject;rua=mailto:dmarc_agg@vali.email;ruf=mailto:dmarc_agg@vali.email;rf=afrf;pct=100;ri=84600

📬 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 2026-09-30 06:11:12

www	NXDOMAIN
Wildcard	No

🔎 SPF check#

zone-wide SPF report

DNS lookups: 0/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

100ms

Check	Result
Validation Status	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	resolution failed: ncache nxrrset

🏷️ SOA#

74ms

Field	Value
Serial	2405608532
Primary NS (MNAME)	alec.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-20 23:20:16

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2021-10-19
Expires	2027-10-18 (355d)

🔗 Same registrant#

9 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
0ffice.dk	Punktum dk A/S (direct)
dansketilsyn.dk	Punktum dk A/S (direct)
fikscompany.dk	Domeneshop AS
letrengoring.dk	Punktum dk A/S (direct)
pruebacyber.dk	Domeneshop AS
surveytoday.dk	Punktum dk A/S (direct)
voresfirmagaver.dk	Punktum dk A/S (direct)
whitehacker.dk	Punktum dk A/S (direct)
whitehackers.dk	Punktum dk A/S (direct)

📋 WHOIS#

⏱️ Lookup Timing#

57ms

32ms

37ms

AAAA

76ms

TXT

114ms

CAA

23ms

HTTPS

33ms

TLSA

44ms

SOA

74ms

MTA-STS

34ms

DNSSEC

100ms

SRV

0ms

Total

286ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-30 06:11:12	575ms	2 NS 0 A 0 MX	🔓 Insecure
2026-09-26 09:07:21	452ms	2 NS 0 A 0 MX	🔓 Insecure
2026-09-25 08:59:38	459ms	2 NS 0 A 0 MX	🔓 Insecure
2026-09-24 08:54:59	447ms	2 NS 0 A 0 MX	🔓 Insecure
2026-08-27 19:25:21	524ms	2 NS 0 A 0 MX	🔓 Insecure
2026-07-28 01:58:42	684ms	2 NS 0 A 0 MX	🔓 Insecure
2026-06-20 01:54:09	2639ms	2 NS 0 A 0 MX	🔓 Insecure
2026-06-16 23:22:11 shown	286ms	2 NS 0 A 0 MX	🔓 Insecure
2026-06-16 23:20:11	297ms	2 NS 0 A 0 MX	🔓 Insecure