hduun.dk

📜 Historical scan 2026-06-24 05:22:06 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

hduun.dk is a .dk domain served by 4 nameservers (pns21.cloudns.net, pns22.cloudns.net, pns23.cloudns.net and 1 more). It was registered on 5 September 2022 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Mail is handled by mx.dka.mailcore.net. The zone is of unknown DNSSEC status, 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#

4 records 78ms

Nameserver	IP addresses	PTR	ASN / ISP
pns21.cloudns.net	185.136.96.96 2a06:fb00:1::1:96	pns21.cloudns.net pns21.cloudns.net	AS203391 Cloud DNS Ltd AS203391 Cloud DNS Ltd
pns22.cloudns.net	185.136.97.96 2a06:fb00:1::2:96	pns22.cloudns.net pns22.cloudns.net	AS203391 Cloud DNS Ltd AS203391 Cloud DNS Ltd
pns23.cloudns.net	185.136.98.96 2a06:fb00:1::3:96	pns23.cloudns.net pns23.cloudns.net	AS203391 Cloud DNS Ltd AS203391 Cloud DNS Ltd
pns24.cloudns.net	185.136.99.96 2a06:fb00:1::4:96	pns24.cloudns.net pns24.cloudns.net	AS203391 Cloud DNS Ltd AS203391 Cloud DNS Ltd

🌍 A Records#

🌍

No A records found

📧 MX Records#

1 records 104ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	3600s	mx.dka.mailcore.net	185.138.56.198 185.138.56.198 185.138.56.208 185.138.56.208 194.19.134.70 194.19.134.70 194.19.134.80 194.19.134.80 2001:2010:18:1::70 2001:2010:18:1::80 2a07:a80:1::198 2a07:a80:1::208	198.128-255.56.138.185.in-addr.arpa mx.dka.mailcore.net 208.128-255.56.138.185.in-addr.arpa mx.dka.mailcore.net 70.0-127.134.19.194.in-addr.arpa mx.dka.mailcore.net 80.0-127.134.19.194.in-addr.arpa mx.dka.mailcore.net mx.dka.mailcore.net mx.dka.mailcore.net mx.dka.mailcore.net mx.dka.mailcore.net	AS34766 atom86 BV AS34766 atom86 BV AS34766 atom86 BV AS34766 atom86 BV AS3308 Norlys Telco A/S AS3308 Norlys Telco A/S AS3308 Norlys Telco A/S AS3308 Norlys Telco A/S AS3308 Norlys Telco A/S AS3308 Norlys Telco A/S AS34766 atom86 BV AS34766 atom86 BV

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 219ms

TXT Record
v=spf1 include:spf.mailcore.net -all

✉️ SPF#

Policy	Record (hduun.dk)
-all (hard fail)	v=spf1 include:spf.mailcore.net -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 2026-10-01 02:08:25

www	NXDOMAIN
Wildcard	No

🔎 SPF check#

zone-wide SPF report

DNS lookups: 1/10 · policy: -all

No problems found

🔏 ACME Challenge#

Type	Name	Value
TXT	_acme-challenge.hduun.dk	3PH17P8gsri6i4snaKXevlDyhBe3WoRr-fIFZOSa-AU

🔗 TLSA / DANE#

1 records 47ms

Service / Owner	Type	Cert association
SMTP _25._tcp.mx.dka.mailcore.net	DANE-EE · SPKI · SHA-256	40F9D37C5916C036178AC4588F4425C9…

🔐 DNSSEC#

110ms

Check	Result
Validation Status	❓ Unknown
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	broken trust chain resolving 'hduun.dk/DS/IN': 127.0.0.1#53

🏷️ SOA#

61ms

Field	Value
Serial	2025091102
Primary NS (MNAME)	ns21.cloudns.net
Responsible (RNAME)	support@cloudns.net
Refresh	7200s
Retry	1800s
Expire	1209600s
Minimum (neg-cache TTL)	3600s

📋 Registration#

WHOIS fetched 2026-10-14 19:55:07

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2022-09-05
Expires	2027-09-04 (322d)

🔗 Same registrant#

2 domains

Other .dk domains whose WHOIS registrant has the same name and postal address. Matched on a keyed hash: the registrant's details are not stored or shown. Covers only domains whose WHOIS we have fetched (refreshed about monthly).

Domain	Registrar
aakandehaven.dk	NETIM
twm-multiservice.dk	Punktum dk A/S (direct)

📋 WHOIS#

⏱️ Lookup Timing#

78ms

64ms

104ms

AAAA

62ms

TXT

219ms

CAA

61ms

HTTPS

109ms

TLSA

47ms

SOA

61ms

MTA-STS

78ms

DNSSEC

110ms

SRV

89ms

Total

827ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-01 02:08:25	907ms	4 NS 0 A 1 MX	🔓 Insecure
2026-09-04 07:13:38	810ms	4 NS 0 A 1 MX	🔓 Insecure
2026-09-02 09:08:28	1323ms	4 NS 0 A 1 MX	🔓 Insecure
2026-06-25 16:26:17	6404ms	4 NS 0 A 1 MX	🔓 Insecure
2026-06-24 05:22:06 shown	827ms	4 NS 0 A 1 MX	❓ Unknown
2026-06-20 04:46:52	1525ms	4 NS 0 A 1 MX	🔓 Insecure
2026-06-17 11:05:13	1141ms	4 NS 0 A 1 MX	🔓 Insecure
2026-06-17 11:03:08	1155ms	4 NS 0 A 1 MX	🔓 Insecure
2026-06-17 11:02:10	1059ms	4 NS 0 A 1 MX	🔓 Insecure
2026-06-17 11:02:09	996ms	4 NS 0 A 1 MX	🔓 Insecure