rudmadsen.dk

📜 Historical scan 2026-06-21 11:30:05 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

rudmadsen.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 6 August 1999 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 94.245.104.73 is hosted by Microsoft Corporation (AS8075) in Ireland. Mail is handled by rudmadsen-dk.mail.eo.outlook.com. The zone is DNSSEC-signed but currently fails validation, 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 35ms

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#

1 records 47ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
94.245.104.73	3600s	—	AS8075	Microsoft Corporation	94.245.64.0/18	🇮🇪 Ireland	Dublin

📧 MX Records#

1 records 50ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	3600s	rudmadsen-dk.mail.eo.outlook.com	2a01:111:f403:ca04::10 2a01:111:f403:ca04::a 2a01:111:f403:ca09::e 2a01:111:f403:ca09::f 52.101.68.10 52.101.68.16 52.101.73.11 52.101.73.26	mail-dbapr03cu00100.inbound.protection.outlook.com mail-du0pr03cu00102.inbound.protection.outlook.com mail-am7pr05cu00206.inbound.protection.outlook.com mail-am7pr05cu00307.inbound.protection.outlook.com mail-dbbpr03cu00102.inbound.protection.outlook.com mail-db4pr02cu00400.inbound.protection.outlook.com mail-am1pr04cu00103.inbound.protection.outlook.com mail-as9pr05cu01302.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 → 40.104.116.40
🔶 Autoconfig	rudmadsen.dk → 94.245.104.73

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records#

1 records 128ms

Service	Priority	Weight	Port	Target
_sipfederationtls._tcp	0	1	5061	sipfed.online.lync.com

📝 TXT Records#

1 records 138ms

TXT Record
v=spf1 include:outlook.com ~all

✉️ SPF#

Policy	Record (rudmadsen.dk)
~all (soft fail)	v=spf1 include: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 2026-10-09 17:47:04

www CNAME	rudmadsen.azurewebsites.net (all on azurewebsites.net) → 158.23.105.5 (AS8075)
www vs bare domain	Same network rudmadsen.dk: 94.245.104.73 (AS8075) www.rudmadsen.dk: 158.23.105.5 (AS8075)
Wildcard	Yes: any name under the zone resolves
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

🔎 SPF check#

zone-wide SPF report

DNS lookups: 2/10 · policy: ~all

No problems found

🔏 ACME Challenge#

Type	Name	Value
CNAME	_acme-challenge.rudmadsen.dk	rudmadsen.dk

🔗 TLSA / DANE#

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

🔐 DNSSEC#

64ms

Check	Result
Validation Status	⚠️ Bogus
AD Flag (resolver validates)	✗ Not set
DS Record	✓ Found
DNSKEY Record	✓ Found
Flags	resolution failed: insecurity proof failed

🏷️ SOA#

50ms

Field	Value
Serial	2026032401
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 2026-10-05 06:12:30

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	1999-08-06
Expires	2027-09-30 (343d)

📋 WHOIS#

⏱️ Lookup Timing#

35ms

47ms

50ms

AAAA

34ms

TXT

138ms

CAA

33ms

HTTPS

33ms

TLSA

3672ms

SOA

50ms

MTA-STS

41ms

DNSSEC

64ms

SRV

128ms

Total

4192ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-04 05:39:48	1831ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-29 05:04:22	1079ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-27 04:15:29	554ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-23 13:46:05	1596ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-28 03:07:37	711ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-02 13:42:06	6059ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-21 11:30:05 shown	4192ms	2 NS 1 A 1 MX	⚠️ Bogus
2026-06-18 02:06:33	4795ms	2 NS 1 A 1 MX	🔒 Secure