sydhavsoeernes-mc.dk

📜 Historical scan 2026-10-10 21:51:10 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

sydhavsoeernes-mc.dk is a .dk domain served by 2 nameservers (fred.ns.cloudflare.com, sandy.ns.cloudflare.com). It was registered on 3 October 2026 (WHOIS) and first appeared in the .dk zone on 4 October 2026. Its website address 104.21.50.81 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by mx.spamfilter.io. The zone is not DNSSEC-signed, publishes a DMARC policy and is reachable over IPv6. 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 39ms

Nameserver	IP addresses	PTR	ASN / ISP
fred.ns.cloudflare.com	108.162.193.113 172.64.33.113 173.245.59.113 2606:4700:58::adf5:3b71 2803:f800:50::6ca2:c171 2a06:98c1:50::ac40:2171	fred.ns.cloudflare.com fred.ns.cloudflare.com fred.ns.cloudflare.com fred.ns.cloudflare.com fred.ns.cloudflare.com fred.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
sandy.ns.cloudflare.com	108.162.192.219 172.64.32.219 173.245.58.219 2606:4700:50::adf5:3adb 2803:f800:50::6ca2:c0db 2a06:98c1:50::ac40:20db	sandy.ns.cloudflare.com sandy.ns.cloudflare.com sandy.ns.cloudflare.com sandy.ns.cloudflare.com sandy.ns.cloudflare.com sandy.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records#

2 records 32ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.50.81	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.159.123	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

1 records 40ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	300s	mx.spamfilter.io	46.36.212.34 46.36.212.36 46.36.212.37 46.36.212.38 89.188.78.64 89.188.78.65 89.188.78.66 94.231.106.12	node4.spamfilter.io node8.spamfilter.io node6.spamfilter.io node7.spamfilter.io node3.spamfilter.io node9.spamfilter.io node10.spamfilter.io node2.spamfilter.io	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	104.21.50.81
🔶 Autoconfig	172.67.159.123

🔷 AAAA Records (IPv6)#

2 records 34ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3032::ac43:9f7b	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3035::6815:3251	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 36ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.50.81,172.67.159.123 ech=AEX+DQBBNwAgACAJfAq1HcLfU4brjtoOKK9bC5aVGrJq+nTYQkDeCR0RUAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3032::ac43:9f7b,2606:4700:3035::6815:3251

📝 TXT Records#

3 records 179ms

TXT Record
"v=spf1 include:spf.protection.outlook.com -all"
v=spf1 include:spf.protection.outlook.com -all
v=spf1 ip4:212.237.249.17 include:sydhavsoeernes-mc.dk ~all

✉️ SPF#

⚠ Multiple SPF records — RFC 7208 §4.5 violation (receivers must treat this as permerror)

Policy	Record (sydhavsoeernes-mc.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com -all
~all (soft fail)	v=spf1 ip4:212.237.249.17 include:sydhavsoeernes-mc.dk ~all

📨 DMARC#

Policy	Record (_dmarc.sydhavsoeernes-mc.dk)
p=none (monitor only)	v=DMARC1; p=none; rua=mailto:fa84ccf098784f9c8f19bd59a9e54357@dmarc-reports.cloudflare.net
p=none (monitor only)	v=DMARC1; p=none; rua=mailto:jim@jwltuning.dk

📬 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 2026-10-11 22:59:27

www	104.21.50.81 172.67.159.123 2606:4700:3032::ac43:9f7b 2606:4700:3035::6815:3251 (AS13335) (address records, no CNAME)
www vs bare domain	Same network sydhavsoeernes-mc.dk: 104.21.50.81 172.67.159.123 2606:4700:3032::ac43:9f7b 2606:4700:3035::6815:3251 (AS13335) www.sydhavsoeernes-mc.dk: 104.21.50.81 172.67.159.123 2606:4700:3032::ac43:9f7b 2606:4700:3035::6815:3251 (AS13335)
Wildcard	Yes: any name under the zone resolves
CDS / CDNSKEY	Delete signal: the zone asks the registry to remove its DS (go insecure) 1 CDS, 1 CDNSKEY

🔎 SPF check#

zone-wide SPF report

DNS lookups: 1/10 · policy: -all

error 2 SPF records: receivers must treat that as a permanent error (RFC 7208 §4.5)

🔗 TLSA / DANE#

1 records 78ms

Service / Owner	Type	Cert association
SMTP _25._tcp.mx.spamfilter.io	DANE-EE · SPKI · SHA-256	9A25F05F2E322DABDCC9B7A06AB47A2D…

🔐 DNSSEC#

116ms

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

🏷️ SOA#

40ms

Field	Value
Serial	2417118668
Primary NS (MNAME)	fred.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-05 09:09:06

Field	Value
Registrar	DANDOMAIN A/S
Registered	2026-10-03
Expires	2027-10-02 (346d)

📋 WHOIS#

⏱️ Lookup Timing#

39ms

32ms

40ms

AAAA

34ms

TXT

179ms

CAA

30ms

HTTPS

36ms

TLSA

78ms

SOA

40ms

MTA-STS

47ms

DNSSEC

116ms

SRV

59ms

Total

1507ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-11 22:59:27	1251ms	2 NS 2 A 1 MX	🔓 Insecure
2026-10-10 21:51:10 shown	1507ms	2 NS 2 A 1 MX	🔓 Insecure
2026-10-09 16:27:09	2216ms	2 NS 2 A 1 MX	🔓 Insecure
2026-10-08 13:07:46	850ms	2 NS 2 A 1 MX	🔓 Insecure
2026-10-05 08:44:06	566ms	2 NS 2 A 1 MX	🔓 Insecure
2026-10-04 08:31:58	609ms	2 NS 2 A 1 MX	🔓 Insecure