openness.dk

📜 Historical scan 2026-09-24 18:26:25 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

openness.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 8 April 2009 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 93.164.164.82 is hosted by TDC Holding A/S (AS3292) in Denmark. Mail is handled by openness.dk, backup-mx.post.tele.dk. 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 44ms

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 40ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
93.164.164.82	43200s	binaryshelter.com	AS3292	TDC Holding A/S	93.164.160.0/19	🇩🇰 Denmark	Farsø

📧 MX Records#

2 records 47ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	43200s	openness.dk	93.164.164.82	binaryshelter.com	AS3292 TDC Holding A/S
20	43200s	backup-mx.post.tele.dk	—	—	—

🔷 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 2026-10-07 23:46:25

www CNAME	openness.dk (all on openness.dk) → 93.164.164.82 (AS3292)
www vs bare domain	Same network openness.dk: 93.164.164.82 (AS3292) www.openness.dk: 93.164.164.82 (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#

127ms

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

🏷️ SOA#

0ms

Field	Value
Serial	2026092401
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 2026-10-09 02:28:45

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2009-04-08
Expires	2027-04-30 (195d)

📋 WHOIS#

⏱️ Lookup Timing#

44ms

40ms

47ms

AAAA

44ms

TXT

240ms

CAA

51ms

HTTPS

59ms

TLSA

326ms

SOA

0ms

MTA-STS

70ms

DNSSEC

127ms

SRV

160ms

Total

921ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-01 19:56:47	728ms	2 NS 1 A 2 MX	🔒 Secure
2026-09-28 19:25:22	863ms	2 NS 1 A 2 MX	🔒 Secure
2026-09-24 18:26:25 shown	921ms	2 NS 1 A 2 MX	🔒 Secure
2026-09-23 18:20:29	697ms	2 NS 1 A 2 MX	🔒 Secure
2026-09-01 21:26:56	2549ms	2 NS 1 A 2 MX	🔒 Secure
2026-06-27 01:29:13	1392ms	2 NS 1 A 2 MX	🔒 Secure
2026-06-21 09:40:18	600ms	2 NS 1 A 2 MX	🔒 Secure
2026-06-21 04:16:44	1039ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-18 07:41:37	549ms	2 NS 1 A 2 MX	🔒 Secure