dsddk.dk

Records from scan: 2026-09-27 11:34:21 · 544ms total · last checked 2026-10-26 20:59 (unchanged)

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

dsddk.dk is a .dk domain served by 2 nameservers (ns.dandomain.dk, ns2.dandomain.dk). It was registered on 8 December 2025 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 87.54.121.99 is hosted by TDC Holding A/S (AS3292) in Denmark. Mail is handled by mail.dsddk.dk. The zone is DNSSEC-signed and validates, publishes a DMARC policy and has no IPv6 address. Below are all of its DNS records from our latest scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

2 records 31ms

Nameserver	IP addresses	PTR	ASN / ISP
ns.dandomain.dk	185.25.141.3 2a02:2339:4006:109::dd	ns.dandomain.dk ns.dandomain.dk	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns2.dandomain.dk	2a02:2339:1:108::dd:dd 91.197.248.66	ns2.dandomain.dk ns2.dandomain.dk	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S

🌍 A Records#

1 records 38ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
87.54.121.99	3600s	—	AS3292	TDC Holding A/S	87.48.0.0/13	🇩🇰 Denmark	Gilleleje

📧 MX Records#

1 records 27ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	3600s	mail.dsddk.dk	80.197.59.25	—	AS3292 TDC Holding A/S

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	mail.dsddk.dk → 80.197.59.25
🔶 Autoconfig	mail.dsddk.dk → 80.197.59.25

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records#

1 records 50ms

Service	Priority	Weight	Port	Target
_autodiscover._tcp	0	0	443	mail.dsddk.dk

📝 TXT Records#

1 records 146ms

TXT Record
v=spf1 mx a -all

✉️ SPF#

Policy	Record (dsddk.dk)
-all (hard fail)	v=spf1 mx a -all

📨 DMARC#

Policy	Record (_dmarc.dsddk.dk)
p=reject	v=DMARC1; p=reject; sp=none; adkim=r; aspf=r; rua=mailto:dmarc@dsddk.dk; ruf=mailto:dmarc@dsddk.dk; fo=0; pct=100; ri=86400;

📬 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#

checked 2026-10-12 20:22:31

www	87.54.121.99 (AS3292) (address records, no CNAME)
www vs bare domain	Same network dsddk.dk: 87.54.121.99 (AS3292) www.dsddk.dk: 87.54.121.99 (AS3292)
Wildcard	Yes: any name under the zone resolves
Denial of existence	NSEC3 · 1 iteration · 1-byte salt RFC 9276 recommends 0 iterations and no salt
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

✍️ DKIM keys#

1 found

Selector	CNAME	Key
dkim	—	RSA · ~2048 bit

DKIM selectors can't be listed, so we check the common ones (Microsoft 365, Google, Mailchimp, SendGrid, generic). Keys under other selectors aren't shown.

🔎 SPF check#

zone-wide SPF report

DNS lookups: 2/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

87ms

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

🏷️ SOA#

0ms

Field	Value
Serial	2026060804
Primary NS (MNAME)	ns.dandomain.dk
Responsible (RNAME)	hostmaster@dandomain.dk
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	300s

📋 Registration#

WHOIS fetched 2026-10-08 01:54:52

Field	Value
Registrar	DANDOMAIN A/S
Registered	2025-12-08
Expires	2026-12-07 (40d)

📋 WHOIS#

⏱️ Lookup Timing#

31ms

38ms

27ms

AAAA

42ms

TXT

146ms

CAA

33ms

HTTPS

29ms

TLSA

80ms

SOA

0ms

MTA-STS

54ms

DNSSEC

87ms

SRV

50ms

Total

544ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-27 11:34:21 shown	544ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-03 07:03:22	619ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-28 07:03:20	596ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-23 06:03:04	669ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-17 04:50:25	470ms	2 NS 1 A 1 MX	🔒 Secure