kronborgmarine.dk DNS records

🖥️ Nameservers2 records 50ms

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 44ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
209.38.228.181	3600s	1240482.cloudwaysapps.com	AS14061	DigitalOcean, LLC	209.38.0.0/16	🇩🇪 Germany	Frankfurt am Main

📧 MX Records1 records 38ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	3600s	kronborgmarine-dk.mail.protection.outlook.com	2a01:111:f403:ca04::1 2a01:111:f403:ca09::20 2a01:111:f403:ca09::7 2a01:111:f403:ca09::a 52.101.103.137 52.101.68.16 52.101.68.21 52.101.68.32	mail-db7pr03cu00401.inbound.protection.outlook.com mail-as8pr05cu00400.inbound.protection.outlook.com mail-am9pr04cu00107.inbound.protection.outlook.com mail-am7pr02cu00202.inbound.protection.outlook.com mail-miypr02cu00101.inbound.protection.outlook.com mail-db4pr02cu00400.inbound.protection.outlook.com mail-db4pr02cu00205.inbound.protection.outlook.com mail-db3pr0202cu00200.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 → 40.104.116.8
🔶 Autoconfig	209.38.228.181

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records1 records 58ms

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

📝 TXT Records1 records 180ms

TXT Record
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF

Policy	Record (kronborgmarine.dk)
-all (hard fail)	v=spf1 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

🔗 TLSA / DANE

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

🔐 DNSSEC70ms

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

🏷️ SOA0ms

Field	Value
Serial	2026081101
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

50ms

A

44ms

MX

38ms

AAAA

45ms

TXT

180ms

CAA

44ms

HTTPS

49ms

TLSA

361ms

SOA

0ms

MTA-STS

66ms

DNSSEC

70ms

SRV

58ms

Total

956ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-27 10:56:39	956ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-12 10:26:12	2273ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-17 22:31:19	9192ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-15 14:19:32	9013ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-26 09:55:34	1239ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-21 21:34:31	888ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-21 20:53:51	1100ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-18 01:44:20	1002ms	2 NS 1 A 1 MX	🔒 Secure	View