preferos.dk

📜 Historical scan 2026-06-17 19:57:23 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

preferos.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 11 May 2016 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. The zone is DNSSEC-signed and validates, 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#

2 records 115ms

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 Records#

1 records 122ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
80.167.221.241	—	80-167-221-241-cable.dk.customer.tdc.net	AS3292	—	—	—	—

📧 MX Records#

📧

No MX records found

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

📝

No TXT records found

✉️ SPF#

✗ No SPF record — mail spoofing not restricted

📨 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 2026-10-10 17:24:34

www	80.167.221.241 (AS3292) (address records, no CNAME)
www vs bare domain	Same network preferos.dk: 80.167.221.241 (AS3292) www.preferos.dk: 80.167.221.241 (AS3292)
Wildcard	No
Denial of existence	NSEC3 · 0 iterations · no salt RFC 9276 ✓
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

🔗 TLSA / DANE#

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

🔐 DNSSEC#

179ms

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

🏷️ SOA#

114ms

Field	Value
Serial	2026061001
Primary NS (MNAME)	ns01.one.com
Responsible (RNAME)	hostmaster@one.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	600s

📋 Registration#

WHOIS fetched 2026-10-10 17:41:10

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2016-05-11
Expires	2027-05-31 (221d)

📋 WHOIS#

⏱️ Lookup Timing#

115ms

122ms

88ms

AAAA

115ms

TXT

186ms

CAA

84ms

HTTPS

80ms

TLSA

74ms

SOA

114ms

MTA-STS

113ms

DNSSEC

179ms

SRV

0ms

Total

494ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-10 17:24:34	792ms	2 NS 1 A 1 MX	🔒 Secure
2026-10-01 00:38:31	514ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-23 14:26:17	444ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-17 12:50:44	542ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-10 17:18:21	748ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-10 16:05:59	666ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-15 02:10:42	530ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-12 09:53:12	1340ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-25 16:03:27	2103ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-23 04:30:17	1116ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-20 15:52:15	895ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-17 19:57:23 shown	494ms	2 NS 1 A 0 MX	🔒 Secure