studiefyn.dk

📜 Historical scan 2026-09-23 13:51:06 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

studiefyn.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 2 March 2005 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Mail is handled by studiefyn-dk.mail.protection.outlook.com. The zone is DNSSEC-signed and validates, 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 36ms

Nameserver	IP addresses	PTR	ASN / ISP
ns01.one.com	195.206.121.10 2001:67c:28cc::10	ns01.one.com ns01.one.com	AS197495 One.com A/S AS197495 One.com A/S
ns02.one.com	185.10.11.10 2001:67c:3c0::10	ns02.one.com ns02.one.com	AS51468 One.com A/S AS51468 One.com A/S

🌍 A Records#

🌍

No A records found

📧 MX Records#

1 records 32ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	900s	studiefyn-dk.mail.protection.outlook.com	2a01:111:f403:c967::8 2a01:111:f403:ca04::10 2a01:111:f403:ca04::4 2a01:111:f403:ca04::b 52.101.181.156 52.101.209.31 52.101.73.145 52.101.73.153	mail-cpjpr04cu00100.inbound.protection.outlook.com mail-dbapr03cu00100.inbound.protection.outlook.com mail-db4pr02cu00204.inbound.protection.outlook.com mail-dbbpr03cu00103.inbound.protection.outlook.com mail-wa4pr05cu00104.inbound.protection.outlook.com mail-cpjpr05cu00207.inbound.protection.outlook.com mail-am6pr02cu00301.inbound.protection.outlook.com mail-as8pr05cu00401.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 → 52.98.149.136

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

2 records 150ms

TXT Record
MS=ms13681326
v=spf1 ip4:77.234.171.208/29 ip4:77.234.172.246 ip4:77.234.175.128 ip4:77.40.181.146 include:spf.protection.outlook.com -all

✉️ SPF#

Policy	Record (studiefyn.dk)
-all (hard fail)	v=spf1 ip4:77.234.171.208/29 ip4:77.234.172.246 ip4:77.234.175.128 ip4:77.40.181.146 include:spf.protection.outlook.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 2026-10-19 05:49:52

www CNAME	studiefyn.dk (all on studiefyn.dk)
www vs bare domain	Neither resolves studiefyn.dk: no address www.studiefyn.dk: no address
Wildcard	No
Denial of existence	NSEC3 · 0 iterations · no salt RFC 9276 ✓
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

🔎 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#

77ms

Check	Result
Validation Status	🔒 Secure
AD Flag (resolver validates)	✓ Set
DS Record	✓ Found
DNSKEY Record	✓ Found
Flags	resolution failed: ncache nxrrset

🏷️ SOA#

0ms

Field	Value
Serial	2026092001
Primary NS (MNAME)	ns01.one.com
Responsible (RNAME)	hostmaster@one.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	600s

📋 Registration#

WHOIS fetched 2026-10-14 00:05:46

Field	Value
Registrar	ONE.COM A/S
Registered	2005-03-02
Expires	2027-03-31 (163d)

🔗 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
fjellebroens-gaestgiveri.dk	ONE.COM A/S
heliflight.dk	ONE.COM A/S
kamerauthyrningen.dk	ONE.COM A/S
newscopter.dk	ONE.COM A/S
newskopter.dk	ONE.COM A/S
rushes.dk	ONE.COM A/S

📋 WHOIS#

⏱️ Lookup Timing#

36ms

32ms

AAAA

36ms

TXT

150ms

CAA

43ms

HTTPS

45ms

TLSA

581ms

SOA

0ms

MTA-STS

47ms

DNSSEC

77ms

SRV

59ms

Total

3108ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-19 05:49:52	1456ms	2 NS 0 A 1 MX	🔒 Secure
2026-10-15 00:46:09	1943ms	2 NS 0 A 1 MX	🔒 Secure
2026-10-13 23:43:13	1192ms	2 NS 0 A 1 MX	🔒 Secure
2026-09-29 16:26:15	631ms	2 NS 0 A 1 MX	🔒 Secure
2026-09-23 13:51:06 shown	3108ms	2 NS 0 A 1 MX	🔒 Secure
2026-09-16 11:51:08	1027ms	2 NS 0 A 1 MX	🔒 Secure
2026-08-20 01:43:00	5453ms	2 NS 0 A 1 MX	🔒 Secure
2026-07-04 23:42:32	1171ms	2 NS 0 A 1 MX	🔒 Secure
2026-06-22 13:23:22	723ms	2 NS 0 A 1 MX	⚠️ Bogus
2026-06-17 12:58:11	1076ms	2 NS 0 A 1 MX	🔒 Secure