certifikatkursus.dk

Records from scan: 2026-10-01 04:57:40 · 2720ms total · last checked 2026-10-17 05:00 (unchanged)

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

certifikatkursus.dk is a .dk domain served by 2 nameservers (ns1.internet.dk, ns2.internet.dk). It was registered on 19 December 2012 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 178.23.244.208 is hosted by Itm8 A/S (AS44398) in Denmark. Mail is handled by mailgate.internet.dk, mailgate2.internet.dk. The zone is not DNSSEC-signed, 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#

2 records 52ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.internet.dk	78.46.238.136	ns1.internet.dk	AS24940 Hetzner Online GmbH
ns2.internet.dk	78.46.238.137	ns2.internet.dk	AS24940 Hetzner Online GmbH

🌍 A Records#

1 records 48ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
178.23.244.208	1800s	vm-208.pub1.tdccloud.dk	AS44398	Itm8 A/S	178.23.240.0/21	🇩🇰 Denmark	Copenhagen

📧 MX Records#

2 records 47ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	1800s	mailgate.internet.dk	78.46.238.136	ns1.internet.dk	AS24940 Hetzner Online GmbH
20	1800s	mailgate2.internet.dk	78.46.238.136	ns1.internet.dk	AS24940 Hetzner Online GmbH

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 290ms

TXT Record
v=spf1 +a +mx -all

✉️ SPF#

Policy	Record (certifikatkursus.dk)
-all (hard fail)	v=spf1 +a +mx -all

📨 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 2026-10-11 17:39:35

www CNAME	certifikatkursus.dk (all on certifikatkursus.dk) → 178.23.244.208 (AS44398)
www vs bare domain	Same network certifikatkursus.dk: 178.23.244.208 (AS44398) www.certifikatkursus.dk: 178.23.244.208 (AS44398)
Wildcard	No

🔎 SPF check#

zone-wide SPF report

DNS lookups: 2/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

82ms

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

🏷️ SOA#

52ms

Field	Value
Serial	1277816411
Primary NS (MNAME)	ns1.internet.dk
Responsible (RNAME)	it@internet.dk
Refresh	7200s
Retry	3600s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-11 04:59:15

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2012-12-19
Expires	2026-12-31 (75d)

📋 WHOIS#

⏱️ Lookup Timing#

52ms

48ms

47ms

AAAA

68ms

TXT

290ms

CAA

58ms

HTTPS

57ms

TLSA

2052ms

SOA

52ms

MTA-STS

79ms

DNSSEC

82ms

SRV

92ms

Total

2720ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-01 04:57:40 shown	2720ms	2 NS 1 A 2 MX	🔓 Insecure
2026-09-24 12:08:17	13695ms	2 NS 1 A 2 MX	🔓 Insecure
2026-06-25 11:33:08	2103ms	2 NS 1 A 2 MX	🔓 Insecure
2026-06-16 20:10:55	659ms	2 NS 1 A 2 MX	🔓 Insecure