th-thomsen.dk DNS records

🖥️ Nameservers2 records 46ms

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 Records1 records 49ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
193.8.37.85	3600s	—	AS3308	Norlys Telco A/S	193.8.36.0/23	🇩🇰 Denmark	Ølstykke

📧 MX Records2 records 43ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	600s	eu-esec-01.heimdalsecurity.com	20.50.183.144 20.50.183.146	eu-esec-01.heimdalsecurity.com eu-esec-01.heimdalsecurity.com	AS8075 Microsoft Corporation AS8075 Microsoft Corporation
20	600s	eu-esec-02.heimdalsecurity.com	20.50.183.144 20.50.183.146	eu-esec-01.heimdalsecurity.com eu-esec-01.heimdalsecurity.com	AS8075 Microsoft Corporation AS8075 Microsoft Corporation

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔷 Autodiscover	autodiscover.outlook.com → 40.104.116.40

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records2 records 183ms

TXT Record
MS=ms51555642
v=spf1 include:spf.protection.outlook.com include:_spf.bms.dk include:spf-esec.heimdalsecurity.com -all

✉️ SPF

Policy	Record (th-thomsen.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com include:_spf.bms.dk include:spf-esec.heimdalsecurity.com -all

📨 DMARC

Policy	Record (_dmarc.th-thomsen.dk)
p=none (monitor only)	v=DMARC1; p=none;

📬 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

🔗 TLSA / DANE2 records 157ms

Service / Owner	Type	Cert association
SMTP _25._tcp.eu-esec-01.heimdalsecurity.com	DANE-EE · SPKI · SHA-256	2E8933DD6DB99304A5A9D5C4ECDE7B8E…
SMTP _25._tcp.eu-esec-02.heimdalsecurity.com	DANE-EE · SPKI · SHA-256	2E8933DD6DB99304A5A9D5C4ECDE7B8E…

🔐 DNSSEC87ms

Check	Result
Validation Status	🔒 Secure
AD Flag (resolver validates)	✓ Set
DS Record	✓ Found
DNSKEY Record	✓ Found
Flags	fully validated

🏷️ SOA0ms

Field	Value
Serial	2026081905
Primary NS (MNAME)	ns01.one.com
Responsible (RNAME)	hostmaster@one.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	600s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

46ms

A

49ms

MX

43ms

AAAA

69ms

TXT

183ms

CAA

48ms

HTTPS

56ms

TLSA

157ms

SOA

0ms

MTA-STS

58ms

DNSSEC

87ms

SRV

72ms

Total

816ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-28 10:02:15	816ms	2 NS 1 A 2 MX	🔒 Secure	View
2026-08-20 05:57:20	969ms	2 NS 1 A 2 MX	🔒 Secure	View
2026-08-16 08:35:27	5047ms	2 NS 1 A 2 MX	🔒 Secure	View
2026-07-16 17:58:17	6848ms	2 NS 1 A 2 MX	🔒 Secure	View
2026-07-03 06:20:50	889ms	2 NS 1 A 2 MX	🔒 Secure	View
2026-06-28 06:20:48	838ms	2 NS 1 A 2 MX	🔒 Secure	View
2026-06-20 01:30:45	1627ms	2 NS 1 A 2 MX	⚠️ Bogus	View
2026-06-18 07:38:57	1739ms	2 NS 1 A 2 MX	🔒 Secure	View