studt.dk

📜 Historical scan 2026-08-26 11:27:14 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

studt.dk is a .dk domain served by 2 nameservers (ns.andersenit.dk, ns1.andersenit.dk). It was registered on 4 February 2000 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 87.238.253.103 is hosted by RockyNordic ApS (AS198614) in Denmark. Mail is handled by rocky6mps.rockynordic.com. 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 48ms

Nameserver	IP addresses	PTR	ASN / ISP
ns.andersenit.dk	185.200.74.101	ns.andersenit.dk	AS198614 RockyNordic ApS
ns1.andersenit.dk	87.238.248.10	ns1.andersenit.dk	AS198614 RockyNordic ApS

🌍 A Records#

1 records 45ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
87.238.253.103	60s	azero5wps.azero.cloud	AS198614	RockyNordic ApS	87.238.252.0/23	🇩🇰 Denmark	—

📧 MX Records#

1 records 37ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	60s	rocky6mps.rockynordic.com	87.238.253.110	rocky6mps.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 208ms

TXT Record
v=spf1 include:spf-a.rockynordic.com -all

✉️ SPF#

Policy	Record (studt.dk)
-all (hard fail)	v=spf1 include:spf-a.rockynordic.com -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 2026-10-14 05:26:04

www	NXDOMAIN
www vs bare domain	www does not resolve studt.dk: 87.238.253.103 (AS198614) www.studt.dk: no address (all like this)
Wildcard	No

🔎 SPF check#

zone-wide SPF report

DNS lookups: 1/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

102ms

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

🏷️ SOA#

0ms

Field	Value
Serial	2023083001
Primary NS (MNAME)	ns.andersenit.dk
Responsible (RNAME)	hostmaster@andersenit.dk
Refresh	10800s
Retry	3600s
Expire	604800s
Minimum (neg-cache TTL)	3600s

📋 Registration#

WHOIS fetched 2026-10-14 04:04:35

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2000-02-04
Expires	2027-03-31 (163d)

🔗 Same registrant#

0 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).

No other domain with this registrant in our WHOIS data yet

📋 WHOIS#

⏱️ Lookup Timing#

48ms

45ms

37ms

AAAA

47ms

TXT

208ms

CAA

34ms

HTTPS

37ms

TLSA

89ms

SOA

0ms

MTA-STS

76ms

DNSSEC

102ms

SRV

80ms

Total

765ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-30 10:24:27	516ms	2 NS 1 A 1 MX	🔓 Insecure
2026-09-24 04:52:40	530ms	2 NS 1 A 1 MX	🔓 Insecure
2026-09-09 21:03:08	542ms	2 NS 1 A 1 MX	🔓 Insecure
2026-08-26 11:27:14 shown	765ms	2 NS 1 A 1 MX	🔓 Insecure
2026-06-26 02:00:38	1134ms	2 NS 1 A 1 MX	🔓 Insecure
2026-06-22 08:53:48	602ms	2 NS 1 A 1 MX	🔓 Insecure
2026-06-22 05:54:38	484ms	2 NS 1 A 1 MX	🔓 Insecure
2026-06-18 00:30:22	568ms	2 NS 1 A 1 MX	🔓 Insecure