studenterkursus.dk

📜 Historical scan 2026-06-18 02:16:21 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

studenterkursus.dk is a .dk domain served by 2 nameservers (ns.domainteam.dk, ns2.domainteam.dk). It was registered on 20 December 1999 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 87.238.253.113 is hosted by RockyNordic ApS (AS198614) in Denmark. Mail is handled by smtp-mx.studenterkursus.dk. The zone is not DNSSEC-signed, has no 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 52ms

Nameserver	IP addresses	PTR	ASN / ISP
ns.domainteam.dk	87.238.248.151	ns.domainteam.dk	AS198614 RockyNordic ApS
ns2.domainteam.dk	185.200.74.103	ns2.domainteam.dk	AS198614 RockyNordic ApS

🌍 A Records#

1 records 42ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
87.238.253.113	—	rocky8wps.rockynordic.com	AS198614	RockyNordic ApS	87.238.252.0/23	🇩🇰 Denmark	—

📧 MX Records#

1 records 50ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
5	—	smtp-mx.studenterkursus.dk	87.238.253.113	rocky8wps.rockynordic.com	AS198614 RockyNordic ApS

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 232ms

TXT Record
v=spf1 ip4:87.238.248.0/24 ?all

✉️ SPF#

Policy	Record (studenterkursus.dk)
?all (neutral)	v=spf1 ip4:87.238.248.0/24 ?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#

latest probe, not this scan · checked 2026-10-09 16:32:36

www CNAME	studenterkursus.dk (all on studenterkursus.dk) → 87.238.253.113 (AS198614)
www vs bare domain	Same network studenterkursus.dk: 87.238.253.113 (AS198614) www.studenterkursus.dk: 87.238.253.113 (AS198614)
Wildcard	No

🔎 SPF check#

zone-wide SPF report

DNS lookups: 0/10 · policy: ?all

warn "?all" is neutral: it gives receivers no guidance, much like having no SPF

🔗 TLSA / DANE#

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

🔐 DNSSEC#

119ms

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

🏷️ SOA#

58ms

Field	Value
Serial	2023083102
Primary NS (MNAME)	ns.domainteam.dk
Responsible (RNAME)	hostmaster@domainteam.dk
Refresh	10800s
Retry	3600s
Expire	604800s
Minimum (neg-cache TTL)	38400s

📋 Registration#

WHOIS fetched 2026-10-19 03:50:02

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	1999-12-20
Expires	2026-12-31 (71d)

🔗 Same registrant#

6 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
2aar.dk	Punktum dk A/S (direct)
2år.dk	Punktum dk A/S (direct)
akademiskstudenterkursus.dk	Punktum dk A/S (direct)
akadstud.dk	Punktum dk A/S (direct)
nørrebrogym.dk	Punktum dk A/S (direct)
nørrebrogymnasie.dk	Punktum dk A/S (direct)

📋 WHOIS#

⏱️ Lookup Timing#

52ms

42ms

50ms

AAAA

60ms

TXT

232ms

CAA

50ms

HTTPS

50ms

TLSA

287ms

SOA

58ms

MTA-STS

72ms

DNSSEC

119ms

SRV

357ms

Total

999ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-02 11:06:36	610ms	2 NS 1 A 1 MX	🔓 Insecure
2026-09-24 08:38:34	9478ms	2 NS 1 A 1 MX	🔓 Insecure
2026-09-02 06:21:48	790ms	2 NS 1 A 1 MX	🔓 Insecure
2026-06-29 23:52:20	692ms	2 NS 1 A 1 MX	🔓 Insecure
2026-06-18 02:16:21 shown	999ms	2 NS 1 A 1 MX	🔓 Insecure